(gdb) +thread apply all bt full

Thread 48 (LWP 19971):
+bt full
#0  0x000000340c4df253 in poll () from /lib64/libc.so.6
No symbol table info available.
#1  0x0000000000629b5a in handle_connections_sockets () at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/mysqld.cc:6243
        is_unix_sock = <optimized out>
        vio_type = 4294967295
        vio_flags = <optimized out>
        sock = {
          fd = 13, 
          m_psi = 0x0
        }
        retval = <optimized out>
        fds =           {[0] = {
            fd = 13, 
            events = 1, 
            revents = 1
          },
          [1] = {
            fd = 14, 
            events = 1, 
            revents = 0
          },
          [2] = {
            fd = 22547024, 
            events = 0, 
            revents = 0
          }}
        extra_ip_flags = <optimized out>
        flags = 2
        pfs_fds =           {[0] = {
            fd = 13, 
            m_psi = 0x0
          },
          [1] = {
            fd = 14, 
            m_psi = 0x0
          },
          [2] = {
            fd = 22296320, 
            m_psi = 0x7feffe824
          }}
        new_sock = {
          fd = 114, 
          m_psi = 0x0
        }
        error_count = 0
        thd = <optimized out>
        cAddr = {
          ss_family = 10, 
          __ss_align = 0, 
          __ss_padding =             "\000\000\377\377\177\000\000\001\000\000\000\000\a\000\000\000\267\274 \a\000\000\000\000\061\033T\001\000\000\000\000\200(X\001", '\000' <repeats 12 times>, "\200\335\377\376\a\000\000\000\177dm\000\000\000\000\000F\214\337\000\000\000\000\000L\214\337\000\000\000\000\000\001\000\000\200\a", '\000' <repeats 11 times>, "\060\000\000\000\060\000\000\000\220\335\377\376\a\000\000"
        }
        ip_flags = <optimized out>
        socket_flags = <optimized out>
        vio_tmp = <optimized out>
        socket_count = 2
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#2  0x000000000063044d in mysqld_main (argc=48, argv=0x4c2d9c8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/mysqld.cc:5658
        ho_error = <optimized out>
#3  0x000000340c41ecdd in __libc_start_main () from /lib64/libc.so.6
No symbol table info available.
#4  0x000000000062256d in _start ()
No symbol table info available.

Thread 47 (LWP 19973):
+bt full
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000a608b6 in os_aio_linux_collect (array=0x8f30bc0, segment=<optimized out>, seg_size=256) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
        i = <optimized out>
        ret = <optimized out>
        start_pos = 0
        timeout = {
          tv_sec = 0, 
          tv_nsec = 500000000
        }
        io_ctx = 0x7f701a0d0000
        end_pos = 256
        events = 0x8f3c800
#2  0x0000000000a60fd9 in os_aio_linux_handle (global_seg=0, message1=0x5a27d98, message2=0x5a27d90, type=0x5a27d88, space_id=0x5a27d80) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
        any_reserved = <optimized out>
        segment = 0
        array = 0x8f30bc0
        slot = <optimized out>
        i = <optimized out>
        ret = 0
        n = 256
#3  0x0000000000baabd7 in fil_aio_wait (segment=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
        ret = <optimized out>
        fil_node = <optimized out>
        message = <optimized out>
        type = <optimized out>
        space_id = 0
#4  0x0000000000afac28 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0start.cc:479
        segment = 0
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 46 (LWP 19974):
+bt full
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000a608b6 in os_aio_linux_collect (array=0x8f22f40, segment=<optimized out>, seg_size=256) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
        i = <optimized out>
        ret = <optimized out>
        start_pos = 0
        timeout = {
          tv_sec = 0, 
          tv_nsec = 500000000
        }
        io_ctx = 0x7f701a0d3000
        end_pos = 256
        events = 0x8f2eb80
#2  0x0000000000a60fd9 in os_aio_linux_handle (global_seg=1, message1=0x14427d98, message2=0x14427d90, type=0x14427d88, space_id=0x14427d80) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
        any_reserved = <optimized out>
        segment = 0
        array = 0x8f22f40
        slot = <optimized out>
        i = <optimized out>
        ret = 0
        n = 256
#3  0x0000000000baabd7 in fil_aio_wait (segment=1) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
        ret = <optimized out>
        fil_node = <optimized out>
        message = <optimized out>
        type = <optimized out>
        space_id = 0
#4  0x0000000000afac28 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0start.cc:479
        segment = 1
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 45 (LWP 19975):
+bt full
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000a608b6 in os_aio_linux_collect (array=0x8eecd00, segment=<optimized out>, seg_size=256) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
        i = <optimized out>
        ret = <optimized out>
        start_pos = 0
        timeout = {
          tv_sec = 0, 
          tv_nsec = 500000000
        }
        io_ctx = 0x7f701a0df000
        end_pos = 256
        events = 0x8f1af00
#2  0x0000000000a60fd9 in os_aio_linux_handle (global_seg=2, message1=0x14e28d98, message2=0x14e28d90, type=0x14e28d88, space_id=0x14e28d80) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
        any_reserved = <optimized out>
        segment = 0
        array = 0x8eecd00
        slot = <optimized out>
        i = <optimized out>
        ret = 0
        n = 256
#3  0x0000000000baabd7 in fil_aio_wait (segment=2) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
        ret = <optimized out>
        fil_node = <optimized out>
        message = <optimized out>
        type = <optimized out>
        space_id = 0
#4  0x0000000000afac28 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0start.cc:479
        segment = 2
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 44 (LWP 19976):
+bt full
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000a608b6 in os_aio_linux_collect (array=0x8eecd00, segment=<optimized out>, seg_size=256) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
        i = <optimized out>
        ret = <optimized out>
        start_pos = 256
        timeout = {
          tv_sec = 0, 
          tv_nsec = 500000000
        }
        io_ctx = 0x7f701a0dc000
        end_pos = 512
        events = 0x8f1cf00
#2  0x0000000000a60fd9 in os_aio_linux_handle (global_seg=3, message1=0x15829d98, message2=0x15829d90, type=0x15829d88, space_id=0x15829d80) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
        any_reserved = <optimized out>
        segment = 1
        array = 0x8eecd00
        slot = <optimized out>
        i = <optimized out>
        ret = 0
        n = 256
#3  0x0000000000baabd7 in fil_aio_wait (segment=3) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
        ret = <optimized out>
        fil_node = <optimized out>
        message = <optimized out>
        type = <optimized out>
        space_id = 0
#4  0x0000000000afac28 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0start.cc:479
        segment = 3
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 43 (LWP 19977):
+bt full
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000a608b6 in os_aio_linux_collect (array=0x8eecd00, segment=<optimized out>, seg_size=256) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
        i = <optimized out>
        ret = <optimized out>
        start_pos = 512
        timeout = {
          tv_sec = 0, 
          tv_nsec = 500000000
        }
        io_ctx = 0x7f701a0d9000
        end_pos = 768
        events = 0x8f1ef00
#2  0x0000000000a60fd9 in os_aio_linux_handle (global_seg=4, message1=0x1622ad98, message2=0x1622ad90, type=0x1622ad88, space_id=0x1622ad80) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
        any_reserved = <optimized out>
        segment = 2
        array = 0x8eecd00
        slot = <optimized out>
        i = <optimized out>
        ret = 0
        n = 256
#3  0x0000000000baabd7 in fil_aio_wait (segment=4) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
        ret = <optimized out>
        fil_node = <optimized out>
        message = <optimized out>
        type = <optimized out>
        space_id = 0
#4  0x0000000000afac28 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0start.cc:479
        segment = 4
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 42 (LWP 19978):
+bt full
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000a608b6 in os_aio_linux_collect (array=0x8eecd00, segment=<optimized out>, seg_size=256) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
        i = <optimized out>
        ret = <optimized out>
        start_pos = 768
        timeout = {
          tv_sec = 0, 
          tv_nsec = 500000000
        }
        io_ctx = 0x7f701a0d6000
        end_pos = 1024
        events = 0x8f20f00
#2  0x0000000000a60fd9 in os_aio_linux_handle (global_seg=5, message1=0x16c2bd98, message2=0x16c2bd90, type=0x16c2bd88, space_id=0x16c2bd80) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
        any_reserved = <optimized out>
        segment = 3
        array = 0x8eecd00
        slot = <optimized out>
        i = <optimized out>
        ret = 0
        n = 256
#3  0x0000000000baabd7 in fil_aio_wait (segment=5) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
        ret = <optimized out>
        fil_node = <optimized out>
        message = <optimized out>
        type = <optimized out>
        space_id = 0
#4  0x0000000000afac28 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0start.cc:479
        segment = 5
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 41 (LWP 19979):
+bt full
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000a608b6 in os_aio_linux_collect (array=0x8f3e840, segment=<optimized out>, seg_size=256) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
        i = <optimized out>
        ret = <optimized out>
        start_pos = 0
        timeout = {
          tv_sec = 0, 
          tv_nsec = 500000000
        }
        io_ctx = 0x7f701a0cd000
        end_pos = 256
        events = 0x9717860
#2  0x0000000000a60fd9 in os_aio_linux_handle (global_seg=6, message1=0x1762cd98, message2=0x1762cd90, type=0x1762cd88, space_id=0x1762cd80) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
        any_reserved = <optimized out>
        segment = 0
        array = 0x8f3e840
        slot = <optimized out>
        i = <optimized out>
        ret = 0
        n = 256
#3  0x0000000000baabd7 in fil_aio_wait (segment=6) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
        ret = <optimized out>
        fil_node = <optimized out>
        message = <optimized out>
        type = <optimized out>
        space_id = 0
#4  0x0000000000afac28 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0start.cc:479
        segment = 6
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 40 (LWP 19980):
+bt full
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000a608b6 in os_aio_linux_collect (array=0x8f3e840, segment=<optimized out>, seg_size=256) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
        i = <optimized out>
        ret = <optimized out>
        start_pos = 256
        timeout = {
          tv_sec = 0, 
          tv_nsec = 500000000
        }
        io_ctx = 0x7f701a0ca000
        end_pos = 512
        events = 0x9719860
#2  0x0000000000a60fd9 in os_aio_linux_handle (global_seg=7, message1=0x1802dd98, message2=0x1802dd90, type=0x1802dd88, space_id=0x1802dd80) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
        any_reserved = <optimized out>
        segment = 1
        array = 0x8f3e840
        slot = <optimized out>
        i = <optimized out>
        ret = 0
        n = 256
#3  0x0000000000baabd7 in fil_aio_wait (segment=7) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
        ret = <optimized out>
        fil_node = <optimized out>
        message = <optimized out>
        type = <optimized out>
        space_id = 0
#4  0x0000000000afac28 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0start.cc:479
        segment = 7
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 39 (LWP 19981):
+bt full
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000a608b6 in os_aio_linux_collect (array=0x8f3e840, segment=<optimized out>, seg_size=256) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
        i = <optimized out>
        ret = <optimized out>
        start_pos = 512
        timeout = {
          tv_sec = 0, 
          tv_nsec = 500000000
        }
        io_ctx = 0x7f701a0c7000
        end_pos = 768
        events = 0x971b860
#2  0x0000000000a60fd9 in os_aio_linux_handle (global_seg=8, message1=0x18a2ed98, message2=0x18a2ed90, type=0x18a2ed88, space_id=0x18a2ed80) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
        any_reserved = <optimized out>
        segment = 2
        array = 0x8f3e840
        slot = <optimized out>
        i = <optimized out>
        ret = 0
        n = 256
#3  0x0000000000baabd7 in fil_aio_wait (segment=8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
        ret = <optimized out>
        fil_node = <optimized out>
        message = <optimized out>
        type = <optimized out>
        space_id = 0
#4  0x0000000000afac28 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0start.cc:479
        segment = 8
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 38 (LWP 19982):
+bt full
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
No symbol table info available.
#1  0x0000000000a608b6 in os_aio_linux_collect (array=0x8f3e840, segment=<optimized out>, seg_size=256) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
        i = <optimized out>
        ret = <optimized out>
        start_pos = 768
        timeout = {
          tv_sec = 0, 
          tv_nsec = 500000000
        }
        io_ctx = 0x7f701a0c4000
        end_pos = 1024
        events = 0x971d860
#2  0x0000000000a60fd9 in os_aio_linux_handle (global_seg=9, message1=0x1942fd98, message2=0x1942fd90, type=0x1942fd88, space_id=0x1942fd80) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
        any_reserved = <optimized out>
        segment = 3
        array = 0x8f3e840
        slot = <optimized out>
        i = <optimized out>
        ret = 0
        n = 256
#3  0x0000000000baabd7 in fil_aio_wait (segment=9) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
        ret = <optimized out>
        fil_node = <optimized out>
        message = <optimized out>
        type = <optimized out>
        space_id = 0
#4  0x0000000000afac28 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0start.cc:479
        segment = 9
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 37 (LWP 19984):
+bt full
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66571 in os_cond_wait_timed (cond=<optimized out>, fast_mutex=<optimized out>, abstime=0x1ae30d60) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:177
        mutex = <optimized out>
        ret = <optimized out>
#2  0x0000000000a66693 in os_event_wait_time_low (event=0x12e21950, time_in_usec=<optimized out>, reset_sig_count=5) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:723
        timed_out = 0
        abstime = {
          tv_sec = 1374813869, 
          tv_nsec = 466029000
        }
#3  0x0000000000a46390 in lock_wait_timeout_thread (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:503
        slot = <optimized out>
        sig_count = 5
        event = 0x12e21950
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 36 (LWP 19985):
+bt full
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66571 in os_cond_wait_timed (cond=<optimized out>, fast_mutex=<optimized out>, abstime=0x1b831d10) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:177
        mutex = <optimized out>
        ret = <optimized out>
#2  0x0000000000a66693 in os_event_wait_time_low (event=0x92566f0, time_in_usec=<optimized out>, reset_sig_count=1) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:723
        timed_out = 0
        abstime = {
          tv_sec = 1374813868, 
          tv_nsec = 889090000
        }
#3  0x0000000000af5abf in srv_error_monitor_thread (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:2084
        old_lsn = 7973959
        sig_count = <optimized out>
        waiter = 430679808
        old_waiter = 430679808
        sema = 0x196392b8
        old_sema = 0x196392b8
        fatal_cnt = 0
        new_lsn = 7973959
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 35 (LWP 19986):
+bt full
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66571 in os_cond_wait_timed (cond=<optimized out>, fast_mutex=<optimized out>, abstime=0x1c232d30) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:177
        mutex = <optimized out>
        ret = <optimized out>
#2  0x0000000000a66693 in os_event_wait_time_low (event=0x8ee5c90, time_in_usec=<optimized out>, reset_sig_count=1) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:723
        timed_out = 0
        abstime = {
          tv_sec = 1374813872, 
          tv_nsec = 345542000
        }
#3  0x0000000000af717d in srv_monitor_thread (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:1822
        sig_count = <optimized out>
        time_elapsed = <optimized out>
        last_tablespace_monitor_time = 1374813770
        last_monitor_time = 1374813866
        current_time = <optimized out>
        last_table_monitor_time = 1374813770
        mutex_skipped = 1
        last_srv_print_monitor = 0
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 34 (LWP 19987):
+bt full
#0  0x000000340c4e14f3 in select () from /lib64/libc.so.6
No symbol table info available.
#1  0x0000000000a66e5f in os_thread_sleep (tm=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0thread.cc:255
        t = {
          tv_sec = 0, 
          tv_usec = 0
        }
#2  0x0000000000af4c1c in srv_master_sleep () at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:2803
No locals.
#3  0x0000000000af8555 in srv_master_thread (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:2847
        slot = 0x8ee5a58
        old_activity_count = 4610
        last_print_time = 1374813770
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 33 (LWP 19988):
+bt full
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66571 in os_cond_wait_timed (cond=<optimized out>, fast_mutex=<optimized out>, abstime=0x1d634d00) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:177
        mutex = <optimized out>
        ret = <optimized out>
#2  0x0000000000a66693 in os_event_wait_time_low (event=0x8ee5bd0, time_in_usec=<optimized out>, reset_sig_count=2007) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:723
        timed_out = 0
        abstime = {
          tv_sec = 1374813868, 
          tv_nsec = 852364000
        }
#3  0x0000000000af4462 in srv_purge_coordinator_suspend (slot=0x8ee5a90, rseg_history_len=2006) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:3144
        ret = <optimized out>
        stop = <optimized out>
        sig_count = 2007
#4  0x0000000000af4632 in srv_purge_coordinator_thread (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:3257
        slot = 0x8ee5a90
        n_total_purged = 0
        rseg_history_len = 2006
        n_pages_purged = <optimized out>
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 32 (LWP 19989):
+bt full
#0  0x000000340c4e14f3 in select () from /lib64/libc.so.6
No symbol table info available.
#1  0x0000000000a66e5f in os_thread_sleep (tm=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0thread.cc:255
        t = {
          tv_sec = 1, 
          tv_usec = 0
        }
#2  0x0000000000b6d10a in buf_flush_page_cleaner_thread (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/buf/buf0flu.cc:2418
        next_loop_time = 1374813869335
        n_flushed = 0
        last_activity = 4618
        success = <optimized out>
#3  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#4  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 31 (LWP 19990):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x92567b0, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000b6792c in buf_dump_thread (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/buf/buf0dump.cc:594
No locals.
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 30 (LWP 19991):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x12e20c50, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000afe96d in sync_array_wait_event (arr=0x9255b30, index=9) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
        cell = 0x96545f0
        event = 0x12e20c50
#4  0x0000000000b00739 in mutex_spin_wait (mutex=0x12e208c8, file_name=0xdac3a8 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/log0log.ic", line=321) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0sync.cc:583
        i = <optimized out>
        index = 9
        sync_arr = <optimized out>
        counter_index = 524519168
#5  0x0000000000a5e440 in pfs_mutex_enter_func (mutex=0x12e208c8, file_name=0xdac3a8 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/log0log.ic", line=321) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0sync.ic:251
No locals.
#6  0x0000000000a5eef8 in log_reserve_and_write_fast (str=0x1f4367b0, len=98, start_lsn=0x1f436a08) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/log0log.ic:321
        data_len = <optimized out>
#7  0x0000000000a5f75f in mtr_log_reserve_and_write (mtr=0x1f436550) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/mtr/mtr0mtr.cc:261
        len = <optimized out>
        mlog = 0x1f4367a0
        data_size = <optimized out>
        first_data = 0x1f4367b0 "\002"
#8  0x0000000000a5f937 in mtr_commit (mtr=0x1f436550) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/mtr/mtr0mtr.cc:323
No locals.
#9  0x0000000000b1c613 in trx_commit_low (trx=0x19f78de8, mtr=0x1f436550) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/trx/trx0trx.cc:1560
        lsn = <optimized out>
#10 0x0000000000b1c7ea in trx_commit (trx=0x19f78de8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/trx/trx0trx.cc:1588
        local_mtr = {
          state = 56456, 
          memo = {
            heap = 0x0, 
            used = 64, 
            data =               "\002\000\000\000\000\000\000\000`\365m\n\000\000\000\000\066\000\000\000\000\000\000\000`\365m\n\000\000\000\000\002\000\000\000\000\000\000\000\320\361d\n\000\000\000\000\066\000\000\000\000\000\000\000\320\361d\n\000\000\000\000\n\000\000\000\000\000\000\000\231*\304\v\000\000\000\000x\370\347\031\000\000\000\000\v\000\000\200\000\000\000\000\004\000\000\000\000\000\000\000\027\000\000\000\000\000\000\000\036\000\000\000\000\000\000\000\"\000\000\000\000\000\000\000(\000\000\000\000\000\000\000/\000\000\000\000\000\000\000\063\000\000\000\000\000\000\000;\000\000\000\000\000\000\000;\000\000\200\000\000\000\000W\000\000\000\000\000\000\000Λ\245\000\000\000\000\000@fC\037\000\000\000\000.\b\260\000\000\000\000\000(\363\177\031\000\000\000\000\330\301e\n\000\000\000\000pfC\037\000\000\000\000U\343\245\000\000\000\000\000\001\000CM\000\000\000\000\330\301e\n\000\000\000\000>\005\000\000\000\000\000\000\030R\332\000\000\000\000\000\340fC\037\000\000\000\000@\344\245", '\000' <repeats 13 times>, "\377\377\377\377\377\377\377\377\000\000\000\000\000\000\000\000io\246\000\000\000\000\000\300fC\037\000\000\000\000Q\b\260\000\000\000\000\000\210cZ\001\000\000\000\000\330\301e\n\000\000\000\000\340fC\037\000\000\000\000\216\344\245\000\000\000\000\000\360fC\037\000\000\000\000V\355\257\000\000\000\000\000\020gC\037\000\000\000\000@\302e\n\000\000\000\000\020gC\037\000\000\000\000\225\345\245\000\000\000\000\000\060hC\037\000\000\000\000HhC\037\000\000\000\000@gC\037\000\000\000\000;\354\245\000\000\000\000\000\060hC\037\000\000\000\000\070\250\f\032\000\000\000\000H\335]\031\000\000\000\000\060hC\037\000\000\000\000\240gC\037", '\000' <repeats 20 times>, "\060hC\037", '\000' <repeats 11 times>, 
            base = {
              count = 0, 
              start = 0x15, 
              end = 0x0
            }, 
            list = {
              prev = 0x1f4367a0, 
              next = 0xd517
            }, 
            buf_end = 0, 
            magic_n = 375767
          }, 
          log = {
            heap = 0x0, 
            used = 98, 
            data =               "\002\000\202\023\000\070\002\004\000\202\023\001\300\360\377\377\377\377\002\000\202\023\001\304\000\004\000\202\023\001Ƃ\023\002\000\202\023\001\312x\004\000\200\341\000\062\202\023\002\000\200\341\000\066\201\300\004\000\202\023\000x\202\023\002\000\202\023\000|\201\300\004\000\200\341\000.\002\b\000\202\023\001\246\000\000\000'\201\002\000\202\023\001\256\000\037\000\000\000\000\000\000\340\064\000\070\000\000\000\000\060\001\347\037", '\000' <repeats 28 times>, "P=#\032\000\000\000\000\370\000\000\000\000\000\000\000\200hC\037\000\000\000\000\060\001\347\037\000\000\000\000\360hC\037\000\000\000\000\023\253\245\000\000\000\000\000\002\021\000\000\000\000\000\000\340\064\000\070\000\000\000\000\000m!\032", '\000' <repeats 28 times>, "\060iC\037\000\000\000\000\370>\000\000\000\000\000\000\222\002\000\000\000\000\000\000\000m!\032\000\000\000\000PiC\037\000\000\000\000\023\253\245\000\000\000\000\000\370", '\000' <repeats 23 times>, "n\353\335\000\000\000\000\000\200iC\037\000\000\000\000\f\232\245\000\000\000\000\000H\332\335\000\000\000\000\000n\353\335\000\000\000\000\000@iC\037\000\000\000\000\204\210\255\000\000\000\000\000PiC\037\000\000\000\000\000m!\032\000\000\000\000\370>", '\000' <repeats 22 times>, "n\353\335\000\000\000\000\000\340iC\037\000\000\000\000\f\232\245", '\000' <repeats 13 times>, "@\211!\032\000\000\000\000H\332\335\000\000\000\000\000n\353\335\000\000\000\000\000\260iC\037\000\000\000\000tѨ\000\000\000\000\000\260iC\037\000\000\000\000G\324\250\000\000\000\000\000\070y!\032\000\000\000\000\350\215\367\031\000\000\000", 
            base = {
              count = 524511696, 
              start = 0x1a216d00, 
              end = 0x0
            }, 
            list = {
              prev = 0x1a218940, 
              next = 0xddda48
            }, 
            buf_end = 0, 
            magic_n = 375767
          }, 
          inside_ibuf = 0, 
          modifications = 1, 
          made_dirty = 0, 
          n_log_recs = 12, 
          n_freed_pages = 0, 
          log_mode = 21, 
          start_lsn = 435654120, 
          end_lsn = 524511824, 
          magic_n = 54551
        }
        mtr = <optimized out>
#11 0x0000000000b1c87b in trx_commit_for_mysql (trx=0x19f78de8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/trx/trx0trx.cc:1816
No locals.
#12 0x0000000000b9beb0 in dict_stats_exec_sql (pinfo=<optimized out>, sql=0xddda48 "PROCEDURE INDEX_STATS_SAVE_UPDATE () IS\nBEGIN\nUPDATE \"mysql/innodb_index_stats\" SET\nlast_update = :last_update,\nstat_value = :stat_value,\nsample_size = :sample_size,\nstat_description = :stat_description\nWHERE\ndatabase_name = :database_name AND\ntable_name = :table_name AND\nindex_name = :index_name AND\nstat_name = :stat_name;\nEND;") at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0stats.cc:293
        trx = 0x19f78de8
        err = DB_SUCCESS
#13 0x0000000000b9fd70 in dict_stats_save_index_stat (index=0x19fb9338, last_update=1374813868, stat_name=0xddeb6e "n_leaf_pages", stat_value=5, sample_size=0x0, stat_description=0xdde3d0 "Number of leaf pages in the index") at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0stats.cc:2196
        pinfo = 0x196c96c8
        ret = <optimized out>
        db_utf8 =           "test\000\000\000\000\003\000\000\000\000\000\000\000\200qC\037\000\000\000\000\f\232\245\000\000\000\000\000 qC\037\000\000\000\000q`\246\000\000\000\000\000\213\001\000\000\000\000\000\000\200T\356\b\000\000\000\000\002\021\000\000\000\000\000\000\340\064\000\070\000\000\000\000\060\335~\031", '\000' <repeats 28 times>, "pqC\037\000\000\000\000`\240e ", '\000' <repeats 12 times>, "h\342\335", '\000' <repeats 13 times>, "\003\000\000\000\000\000\000\000\260qC\037\000\000\000\000Tα\000\000\000\000\000\260qC\037\000\000\000\000cб\000\000\000\000", <incomplete sequence \330>
        table_utf8 =           "table49_int_autoinc", '\000' <repeats 29 times>, "\320pC\037\000\000\000\000\300\005\000\000\000\000\000\000\340pC\037\000\000\000\000`\240e \000\000\000\000\360pC\037\000\000\000\000\023\253\245\000\000\000\000\000\240pC\037\000\000\000\000\204\210\255\000\000\000\000\000\260pC\037\000\000\000\000@\226\f\032\000\000\000\000\370>", '\000' <repeats 15 times>, "qC\037\000\000\000\000\065`\246\000\000\000\000\000\320pC\037\000\000\000\000.\b\260\000\000\000\000\000\360pC\037\000\000\000\000`\240e \000\000\000\000\300\005\000\000\000\000\000\000\000"
#14 0x0000000000ba1810 in dict_stats_save (table_orig=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0stats.cc:2334
        ret = <optimized out>
        table_utf8 =           "table49_int_autoinc", '\000' <repeats 13 times>, "\060yC\037\000\000\000\000\216\357\257\000\000\000\000\000\002\000CM\000\000\000\000\370xC\037\000\000\000\000\b", '\000' <repeats 23 times>, "@bZ\001\000\000\000\000X\235\335", '\000' <repeats 13 times>, "h\001\000\000\000\000\000\000X\235\335\000\000\000\000\000`yC\037\000\000\000\000o\362\257\000\000\000\000\000`yC\037\000\000\000\000\033\377\257\000\000\000\000\000@bZ\001\000\000\000\000h\001\000\000\000\000\000\000\340yC\037\000\000\000\000\351\364\257\000\000\000\000\000\000\001\000\000\000\000\000\000\300"
        pinfo = <optimized out>
        now = 1374813868
        table = 0x19fb9128
        db_utf8 =           "test\000\000\000\000\250yC\037\000\000\000\000\000\207C\037", '\000' <repeats 12 times>, "\243\353\335\000\000\000\000\000\006\000\000\000\000\000\000\000\005\000CM\000\000\000\000@\211\022 \000\000\000\000\b", '\000' <repeats 47 times>, "`zC\037\000\000\000\000\374\265\271\000\000\000\000\000\025\000\000\000\000\000\000\000\b\000\000\000\000\000\000\000\005\000CM\000\000\000\000\220\234\243 \000\000\000\000@zC\037\000\000\000\000V\355\257", '\000' <repeats 13 times>, "@bZ\001\000\000\000\000`"
        index = 0x19fb9338
#15 0x0000000000ba1fa4 in dict_stats_update (table=0x20a39b78, stats_upd_option=DICT_STATS_RECALC_PERSISTENT) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0stats.cc:2993
        t = <optimized out>
        err = <optimized out>
        buf =           '\000' <repeats 96 times>, "@{C\037\000\000\000\000\033\377\257\000\000\000\000\000C\000\000\000\000\000\000\000&\000\000\000\000\000\000\000\276\223\300\f4\000\000\000\216\357\257\000\000\000\000\000\002\000CM\000\000\000\000h{C\037\000\000\000\000\b", '\000' <repeats 23 times>, "@RZ\001\000\000\000\000X\235\335", '\000' <repeats 13 times>, "h\001\000\000\000\000\000\000X\235\335\000\000\000\000\000\320{C\037\000\000\000\000o\362\257\000\000\000\000\000@U\356\b", '\000' <repeats 12 times>, " |C\037\000\000\000\000\065`\246\000\000\000\000\000\000\217\224\023", '\000' <repeats 12 times>, "\367\246\300\f4\000\000\000\065`\246\000\000\000\000\000P|C\037\000\000\000\000\065`\246\000\000\000\000\000\000\000\000\000C\000\000\000@\217\224\023\000\000\000\000\000\217\224\023\000\000\000\000\205\000\000\000\000\000\000\000E\000\000\000\000\000\000\000sg\246\000\000\000\000\000`|C\037\000\000\000\000\000\\%\t", '\000' <repeats 13 times>, "\207C\037\000\000\000\000p|C\037\000\000\000\000q`\246\000\000\000\000\000\220|C\037\000\000\000\000\060[%\t\000\000\000\000\220|C\037\000\000\000\000\033\377\257\000\000\000\000\000\270\222c\031\000\000\000\000\310VG\001\000\000\000\000\000}C\037\000\000\000\000a\a\260\000\000\000\000\000\300o\224\023\000\000\000\000\003\000\000\000\000\000\000\000\310|C\037\000\000\000\000\b\354\335\000\000\000\000\000\340|C\037\000\000\000\000io\246\000\000\000\000\000\360|C\037\000\000\000\000io\246\000\000\000\000\000\000}C\037\000\000\000\000Q\b\260\000\000\000\000\000\020}C\037\000\000\000\000x\233\243 \000\000\000\000\020}C\037\000\000\000\000\300\071\270\000\000\000\000\000\060}C\037\000\000\000\000a@\270", '\000' <repeats 13 times>, "io\246\000\000\000\000\000P}C\037\000\000\000\000Q\b\260\000\000\000\000\000\250\333X\001\000\000\000\000\270\222c\031\000"
#16 0x0000000000ba2cfa in dict_stats_process_entry_from_recalc_pool () at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0stats_bg.cc:313
        table_id = 68
        table = 0x20a39b78
#17 0x0000000000ba2d8d in dict_stats_thread (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0stats_bg.cc:355
No locals.
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 29 (LWP 19992):
+bt full
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66571 in os_cond_wait_timed (cond=<optimized out>, fast_mutex=<optimized out>, abstime=0x1fe38cf0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:177
        mutex = <optimized out>
        ret = <optimized out>
#2  0x0000000000a66693 in os_event_wait_time_low (event=0x139f77d0, time_in_usec=<optimized out>, reset_sig_count=1) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:723
        timed_out = 0
        abstime = {
          tv_sec = 1374813870, 
          tv_nsec = 813873000
        }
#3  0x0000000000b27ae0 in ib_wqueue_timedwait (wq=0x196853f8, wait_in_usecs=5000000) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/ut/ut0wqueue.cc:154
        error = <optimized out>
        sig_count = 1
        node = <optimized out>
#4  0x0000000000bd0bcc in fts_optimize_thread (arg=0x196853f8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/fts/fts0opt.cc:2932
        msg = <optimized out>
        heap = <optimized out>
        heap_alloc = <optimized out>
        current = <optimized out>
        done = 0
        n_tables = <optimized out>
        n_optimize = <optimized out>
        wq = 0x196853f8
        tables = 0x139f7928
        exit_event = <optimized out>
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 28 (LWP 19993):
+bt full
#0  0x000000340cc0f2a5 in sigwait () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000628d5b in signal_hand (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/mysqld.cc:3159
        error = <optimized out>
        set = {
          __val =             {[0] = 548869,
            [1] = 0 <repeats 15 times>}
        }
        sig = 0
#2  0x00000000009e4ce9 in pfs_spawn_thread (arg=0x196a9e20) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x196a9e20
        user_arg = 0x0
        pfs = <optimized out>
        user_start_routine = 0x628b90 <signal_hand(void*)>
        klass = <optimized out>
#3  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#4  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 27 (LWP 19994):
+bt full
#0  0x000000340c4df253 in poll () from /lib64/libc.so.6
No symbol table info available.
#1  0x0000000000c77584 in vio_io_wait (vio=<optimized out>, event=VIO_IO_EVENT_READ, timeout=28800000) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:820
        ret = <optimized out>
        revents = 8251
        pfd = {
          fd = 34, 
          events = 3, 
          revents = 0
        }
        sd = <optimized out>
        locker = 0x0
        state = {
          m_flags = 427475376, 
          m_socket = 0xffffffffffffffff, 
          m_thread = 0x22, 
          m_number_of_bytes = 13076320, 
          m_timer_start = 428546800, 
          m_timer = 0x340cc0e964 <recv+132>, 
          m_operation = 34, 
          m_src_file = 0x0, 
          m_src_line = 425165184, 
          m_wait = 0x198b2688
        }
        _db_stack_frame_ = {
          func = 0xffb75b "vio_read", 
          file = 0xffb430 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/vio/viosocket.c", 
          level = 2147483651, 
          prev = 0x198b1b70
        }
        __PRETTY_FUNCTION__ =           "vio_io_wait"
#2  0x0000000000c77913 in vio_socket_io_wait (vio=<optimized out>, event=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:68
        timeout = <optimized out>
        ret = <optimized out>
        __PRETTY_FUNCTION__ =           "vio_socket_io_wait"
#3  0x0000000000c7880f in vio_read (vio=0x19577e70, buf=0x197ac1b0 "\a", size=4) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:123
        error = <optimized out>
        ret = -1
        flags = 64
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x198b1cf0
        }
        __PRETTY_FUNCTION__ =           "vio_read"
#4  0x00000000006e194f in net_read_raw_loop (net=0x197a8700, count=4) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:663
        recvcnt = <optimized out>
        eof = false
        retry_count = 0
        buf = <optimized out>
#5  0x00000000006e1a60 in net_read_packet_header (net=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:745
        user_data = 0x197a84a0
        pkt_nr = <optimized out>
        count = 4
        __PRETTY_FUNCTION__ =           "my_bool net_read_packet_header(NET*)"
        rc = <optimized out>
        server_extension = 0x197a89a8
#6  0x00000000006e25e4 in net_read_packet (net=0x197a8700, complen=0x198b1c98) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:810
        pkt_len = <optimized out>
        pkt_data_len = <optimized out>
        __PRETTY_FUNCTION__ =           "ulong net_read_packet(NET*, size_t*)"
#7  0x00000000006e284c in my_net_read (net=0x197a8700) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:888
        len = <optimized out>
        complen = <optimized out>
#8  0x000000000077d485 in do_command (thd=0x197a84a0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:983
        return_value = <optimized out>
        packet = 0x0
        packet_length = <optimized out>
        net = 0x197a8700
        command = <optimized out>
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#9  0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x197a84a0
#10 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x197a84a0
#11 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x195780a0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x195780a0
        user_arg = 0x197a84a0
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#12 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#13 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 26 (LWP 19998):
+bt full
#0  0x000000340cc0eec3 in pwrite64 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a621c9 in os_file_pwrite (file=8, buf=0x12e8a200, n=24576, offset=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:2623
        ret = 0
        n_written = <optimized out>
        offs = 8030720
#2  0x0000000000a6230e in os_file_write_func (name=0x12e24e48 "./ib_logfile0", file=<optimized out>, buf=<optimized out>, offset=8030720, n=24576) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:3114
        ret = <optimized out>
#3  0x0000000000bac2f8 in pfs_os_aio_func (type=11, mode=24, name=0x12e24e48 "./ib_logfile0", file=8, buf=0x12e8a200, offset=8030720, n=24576, message1=0x12e24d08, message2=0x12e256f8, space_id=4294967280, trx=0x0, src_file=0xddf130 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc", src_line=5517) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/os0file.ic:230
        result = <optimized out>
        locker = 0x198f0da0
        state = {
          m_flags = 3, 
          m_operation = PSI_FILE_WRITE, 
          m_file = 0x4dd8e80, 
          m_name = 0x0, 
          m_class = 0x4c52400, 
          m_thread = 0x6e2f200, 
          m_number_of_bytes = 10907497, 
          m_timer_start = 3996417147044059, 
          m_timer = 0xc48210 <my_timer_cycles>, 
          m_wait = 0x198f0e00
        }
#4  0x0000000000bac623 in _fil_io (type=<optimized out>, sync=<optimized out>, space_id=4294967280, zip_size=0, block_offset=<optimized out>, byte_offset=2560, len=24576, buf=0x12e8a200, message=0x12e256f8, trx=0x0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5517
        node = 0x12e24d08
        ret = <optimized out>
        mode = <optimized out>
        space = 0x12e248b8
        is_log = <optimized out>
        wake_later = <optimized out>
        offset = <optimized out>
        ignore_nonexistent_pages = <optimized out>
#5  0x0000000000a4a68a in log_group_write_buf (group=<optimized out>, buf=<optimized out>, len=<optimized out>, start_lsn=<optimized out>, new_data_offset=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/log/log0log.cc:1380
        write_len = <optimized out>
        write_header = <optimized out>
        next_offset = 8030720
        i = <optimized out>
#6  0x0000000000a4ad6a in log_write_up_to (lsn=<optimized out>, wait=<optimized out>, flush_to_disk=1) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/log/log0log.cc:1568
        group = 0x12e256f8
        start_offset = <optimized out>
        area_start = 405504
        loop_count = <optimized out>
        unlock = <optimized out>
        end_offset = <optimized out>
        area_end = <optimized out>
#7  0x0000000000b1a90f in trx_flush_log_if_needed (lsn=<optimized out>, trx=0x19f476c8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/trx/trx0trx.cc:1310
No locals.
#8  0x0000000000b1b330 in trx_commit_complete_for_mysql (trx=0x19f476c8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/trx/trx0trx.cc:1844
No locals.
#9  0x0000000000a02cd5 in innobase_commit (hton=0x8ee50a0, thd=0x1958c7b0, commit_trx=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:3835
        pos = 0
        trx = 0x19f476c8
        _db_stack_frame_ = {
          func = 0xc8b6dd "ha_commit_low", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483656, 
          prev = 0x198f10b0
        }
        __PRETTY_FUNCTION__ =           "int innobase_commit(handlerton*, THD*, bool)"
#10 0x00000000006447cd in ha_commit_low (thd=0x1958c7b0, all=false, run_after_commit=true) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:1509
        err = <optimized out>
        ht = <optimized out>
        ha_info_next = <optimized out>
        error = <optimized out>
        trans = 0x1958df48
        ha_info = 0x1958dce0
        _db_stack_frame_ = {
          func = 0xc8b6eb "ha_commit_trans", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483655, 
          prev = 0x198f12f0
        }
#11 0x00000000006dc1f4 in TC_LOG_DUMMY::commit (this=<optimized out>, thd=<optimized out>, all=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/log.h:115
No locals.
#12 0x0000000000644b7c in ha_commit_trans (thd=0x1958c7b0, all=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:1452
        __PRETTY_FUNCTION__ =           "int ha_commit_trans(THD*, bool)"
        mdl_request = {
          type = MDL_INTENTION_EXCLUSIVE, 
          duration = MDL_EXPLICIT, 
          next_in_list = 0xc4906a <DoTrace+90>, 
          prev_in_list = 0x198f1170, 
          ticket = 0x206721b0, 
          key = {
            m_length = 3, 
            m_db_name_length = 0, 
            m_ptr =               "\a\000\000\000\236\241\304\000\000\000\000\000\210\000\000\000\000\000\000\000\306>\231\000T\004\000\000\320\021\217\031\000\000\000\000\306>\231\000\000\000\000\000\260\021\217\031\000\000\000\000\320\021\217\031", '\000' <repeats 12 times>, "\001\000\000\000\000\000\000\000\300\234\071 \000\000\000\000\260\307X\031\000\000\000\000\000\022\217\031\000\000\000\000\303\f\231\000\000\000\000\000\331\024\324\000\000\000\000\000pPL \000\000\000\000\020\022\217\031\000\000\000\000\001\000\000\000\000\000\000\000\300\234\071 \000\000\000\000\260\307X\031\000\000\000\000P\022\217\031\000\000\000\000`kX\031\000\000\000\000\240\024\217\031\000\000\000\000\210\066\217\031\000\000\000\000@\022\217\031\000\000\000\000j\220\304\000\000\000\000\000\300\024\217\031\000\000\000\000`kX\031\000\000\000\000\220\024\217\031\000\000\000\000`kX\031\000\000\000\000\360\024\217\031\000\000\000\000\210\066\217\031\000\000\000\000\200\022\217\031\000\000\000\000j\220\304\000\000\000\000\000\000\025\217\031\000\000\000\000`kX\031\000\000\000\000\320\024\217\031\000\000\000\000\236\241\304\000\000\000\000\000Px\b\032\000\000\000\000`kX\031v\001\000\000\360\024\217\031\000\000\000\000`kX\031\000\000\000\000@\025\217\031\000\000\000\000`kX\031\000\000\000\000`kX\031\000\000\000\000\210\066\217\031\000\000\000\000D\004\000\000\000\000\000\000\306>\231\000\000\000\000\000\060\337X\031\000\000", 
            static m_namespace_to_wait_state_name =               {[0] = {
                m_key = 102, 
                m_name = 0xca684d "Waiting for global read lock", 
                m_flags = 0
              },
              [1] = {
                m_key = 103, 
                m_name = 0xca6df8 "Waiting for schema metadata lock", 
                m_flags = 0
              },
              [2] = {
                m_key = 104, 
                m_name = 0xca6e20 "Waiting for table metadata lock", 
                m_flags = 0
              },
              [3] = {
                m_key = 105, 
                m_name = 0xca6e40 "Waiting for stored function metadata lock", 
                m_flags = 0
              },
              [4] = {
                m_key = 106, 
                m_name = 0xca6e70 "Waiting for stored procedure metadata lock", 
                m_flags = 0
              },
              [5] = {
                m_key = 107, 
                m_name = 0xca6ea0 "Waiting for trigger metadata lock", 
                m_flags = 0
              },
              [6] = {
                m_key = 108, 
                m_name = 0xca6ec8 "Waiting for event metadata lock", 
                m_flags = 0
              },
              [7] = {
                m_key = 109, 
                m_name = 0xca686a "Waiting for commit lock", 
                m_flags = 0
              }}
          }
        }
        release_mdl = <optimized out>
        error = <optimized out>
        trans = <optimized out>
        is_real_trans = true
        ha_info = <optimized out>
        _db_stack_frame_ = {
          func = 0xce3832 "trans_commit_stmt", 
          file = 0xce38c0 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/transaction.cc", 
          level = 2147483654, 
          prev = 0x198f1550
        }
#13 0x0000000000812b83 in trans_commit_stmt (thd=0x1958c7b0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/transaction.cc:388
        buf1 =           "`kX\031\000\000\000\000\210\066\217\031\000\000\000\000\200\024\217\031\000\000\000\000j\220\304\000\000\000\000\000\240\024\217\031\000\000\000\000\005\000\000\200\000\000\000\000\320\024\217\031\000\000\000\000\202\235\304\000\000\000\000\000\360\024\217\031\000\000\000\000m\341c\000p\001\000\000\361\257\310\000\000\000\000\000\360\024\217\031\000\000\000\000\030\342X\031\000\000\000\000\004/\310\000\000\000\000\000\000#\314\000\000\000\000\000\071\024\000\000\000\000\000\000@\025\217\031\000\000\000\000\254\366x", '\000' <repeats 13 times>, "\240\070\314\000\000\000\000\000\241\036\314\000\000\000\000\000\000#\314\000\000\000\000\000\005\000\000\200\000\000\000\000\060\"\217\031\000\000\000\000\060\025\217\031\000\000\000\000\260\307X\031\000\000\000\000\004/\310\000\000\000\000\000\220\020D\001\000\000\000\000\220\025\217\031\000\000\000\000\344=\236\000\000\000\000\000\220\025\217\031\000\000\000\000\312\030t\000\000\000\000"
        __PRETTY_FUNCTION__ =           "bool trans_commit_stmt(THD*)"
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x198f2230
        }
        buf2 =           "\260\023\217\031\000\000\000\000\352\360}\000\000\000\000\000\311}\314\000\000\000\000\000\230~\314\000\000\000\000\000\a\000\000\200\000\000\000\000\320\023\217\031\000\000\000\000 \024\217\031\000\000\000\000\320\023\217\031", '\000' <repeats 12 times>, "Ht\b\032\000\000\000\000\260\023\217\031\000\000\000\000)\204c\000\000\000\000\000 \024\217\031\000\000\000\000^\366y\000\000\000\000\000\a\000\000\200\000\000\000\000\220\024\217\031\000\000\000\000#~\314\000\000\000\000\000\230~\314\000\000\000\000\000\006\000\000\200\000\000\000\000@\025\217\031\000\000\000\000\020\025\217\031\000\000\000\000\260\307X\031\000\000\000\000\220\024\217\031\000\000\000\000`kX\031\000\000\000\000`kX\031\000\000\000\000\210\066\217\031\000\000\000\000@\024\217\031\000\000\000\000j\220\304\000\000\000\000\000`kX\031\000\000\000\000\a\000\000\200\000\000\000\000\220\024\217\031\000\000\000\000`kX\031\000\000\000"
        res = 0
#14 0x0000000000776512 in mysql_execute_command (thd=0x1958c898) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5218
        res = 0
        lex = 0x1a086670
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x198f2310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 199, 
            has_disabled_I_S = 88, 
            empty = 25, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x198f21f0 " \"\217\031", 
            previous_key =               "\260\307X\031", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 107, 
            has_disabled_I_S = 88, 
            empty = 25, 
            stmt = 0x198f3688, 
            saved_key = 0x198f21b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000h\270\000 \000\000\000\000\003\000\000\000\000\000\000\000\232"
          }, <No data fields>}
        up_result = <optimized out>
        ots = {
          ctx = 0x1958eb58, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x1a086d80
        first_table = 0x2000b1a8
        all_tables = 0x19479190
        unit = 0x1a086738
        have_table_map_for_update = false
#15 0x000000000077bc88 in mysql_parse (thd=0x1958c7b0, rawbuf=0x1958c7b8 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x1958eb78
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 1375
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x198f2c40
        }
        start_usecs = 1374813868088480
        end_usecs = 0
        start_cpu_nsecs = 49948496770
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813868, 
          tv_usec = 88480
        }
        end_time = {
          tv_sec = 425248688, 
          tv_usec = 428813024
        }
        tp = {
          tv_sec = 49, 
          tv_nsec = 948496770
        }
#16 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x1958c7b0, packet=<optimized out>, packet_length=424119071) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x19478b1f ""
        parser_state = {
          m_lip = {
            m_thd = 0x1958c7b0, 
            yylineno = 1, 
            yytoklen = 2, 
            yylval = 0x198f2150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x19478b20 "\004", 
            m_tok_start = 0x19478b20 "\004", 
            m_tok_end = 0x19478b20 "\004", 
            m_end_of_query = 0x19478b1f "", 
            m_tok_start_prev = 0x19478b1f "", 
            m_buf = 0x194785c0 "INSERT INTO `table46_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table21_int_autoinc` WHERE `col_bigint_key` <= 166 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 50 /*Generated by THREAD_ID 2*/", 
            m_buf_length = 1375, 
            m_echo = true, 
            m_echo_saved = true, 
            m_cpp_buf = 0x19478b88 "INSERT INTO `table46_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table21_int_autoinc` WHERE `col_bigint_key` <= 166 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 50 /*Generated by THREAD_ID 2*/", 
            m_cpp_ptr = 0x194790e7 "", 
            m_cpp_tok_start = 0x194790e7 "", 
            m_cpp_tok_start_prev = 0x194790e7 "", 
            m_cpp_tok_end = 0x194790e7 "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x201382b0 "\003INSERT INTO `table46_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table21_int_autoinc` WHERE `col_bigint_key` <= 166 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 50 /*Generated by THREAD_ID 2*/", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = NO_COMMENT, 
            m_cpp_text_start = 0x194790c8 "50 /*Generated by THREAD_ID 2*/", 
            m_cpp_text_end = 0x194790ca " /*Generated by THREAD_ID 2*/", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x1958ca10
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x198f2cf0
        }
#17 0x000000000077d4f5 in do_command (thd=0x1958c7b0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x201382b0 "\003INSERT INTO `table46_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table21_int_autoinc` WHERE `col_bigint_key` <= 166 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 50 /*Generated by THREAD_ID 2*/"
        packet_length = <optimized out>
        net = 0x1958ca10
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#18 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x1958c7b0
#19 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x1957ec80
#20 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x197bc080) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x197bc080
        user_arg = 0x1957ec80
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#21 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#22 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 25 (LWP 20006):
+bt full
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00000000006dd5d0 in inline_mysql_cond_timedwait (that=0x1a0357c8, mutex=0x1a035798, abstime=0x1992ffa0, src_file=<optimized out>, src_line=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
        result = <optimized out>
#2  0x00000000006dd715 in MDL_wait::timed_wait (this=0x1a035798, owner=0x1a035660, abs_timeout=0x1992ffa0, set_status_on_timeout=true, wait_state_name=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:1306
        old_stage = {
          m_key = 46, 
          m_name = 0xc82ec9 "Opening tables", 
          m_flags = 436426648
        }
        result = <optimized out>
        wait_result = <optimized out>
        __FUNCTION__ =           "timed_wait"
#3  0x00000000006dee2f in MDL_context::acquire_lock (this=0x1a035798, mdl_request=0x1a0f9308, lock_wait_timeout=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2245
        ticket = 0x19535290
        __PRETTY_FUNCTION__ =           "bool MDL_context::acquire_lock(MDL_request*, ulong)"
        lock = 0x19e9f160
        abs_timeout = {
          tv_sec = 1406349868, 
          tv_nsec = 455373600
        }
        wait_status = <optimized out>
#4  0x00000000006df3ab in MDL_context::acquire_locks (this=0x1a035798, mdl_requests=<optimized out>, lock_wait_timeout=31536000) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2339
        sort_buf = 0x19edb000
        p_req = 0x19edb008
        mdl_svp = {
          m_stmt_ticket = 0x0, 
          m_trans_ticket = 0x0
        }
        it = {
          list = 0x19930300, 
          current = 0x0
        }
        req_count = <optimized out>
#5  0x00000000007233b6 in lock_table_names (thd=0x1a035660, tables_start=0x1a0f8d18, tables_end=<optimized out>, lock_wait_timeout=<optimized out>, flags=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4824
        exists = true
        res = <optimized out>
        mdl_requests = {
          <I_P_List_counter> = {
            m_counter = 3
          }, 
          <I_P_List_no_push_back<MDL_request>> = {<No data fields>}, 
          members of I_P_List<MDL_request, I_P_List_adapter<MDL_request, &MDL_request::next_in_list, &MDL_request::prev_in_list>, I_P_List_counter, I_P_List_no_push_back<MDL_request> >: 
          m_first = 0x199300c0
        }
        schema_set = {
          m_hash = {
            key_offset = 0, 
            key_length = 0, 
            blength = 2, 
            records = 1, 
            flags = 0, 
            array = {
              buffer = 0x204dc950 "\377\377\377\377\217\217\217\217\030\215\017\032", 
              elements = 1, 
              max_element = 8, 
              alloc_increment = 511, 
              size_of_element = 16
            }, 
            get_key = 0x719ce0 <schema_set_get_key(uchar const*, size_t*, my_bool)>, 
            free = 0x0, 
            charset = 0x147a920 <my_charset_bin>
          }
        }
        error_handler = {
          <Internal_error_handler> = {
            _vptr.Internal_error_handler = 0x1415890 <vtable for Dummy_error_handler+16>, 
            m_prev_internal_handler = 0x0
          }, <No data fields>}
        __PRETTY_FUNCTION__ =           "bool lock_table_names(THD*, TABLE_LIST*, TABLE_LIST*, ulong, uint)"
        table = <optimized out>
        global_request = {
          type = MDL_INTENTION_EXCLUSIVE, 
          duration = MDL_STATEMENT, 
          next_in_list = 0x1a0f9308, 
          prev_in_list = 0x19930308, 
          ticket = 0x200d2ff0, 
          key = {
            m_length = 3, 
            m_db_name_length = 0, 
            m_ptr =               "\000\000\000\000\001\000\000\000\000\000\000\000\020\004\223\031\000\000\000\000\334\342\230\000\000\000\000\000Table 'test.BB' doesn't \220\\\212\006\000\000\000\000\300\003\223\031\000\000\000\000\210F\223\031\000\000\000\000P\001\223\031\000\000\000\000j\220\304\000\000\000\000\000\220\001\223\031\000\000\000\000\220\\\212\006\000\000\000\000\240\003\223\031\000\000\000\000\236\241\304\000\000\000\000\000\200\001\223\031\000\000\000\000\220\\\212\006v\001\000\000\220\\\212\006\000\000\000\000\210F\223\031\000\000\000\000\240\001\223\031\000\000\000\000\220\\\212\006\000\000\000\000\240\006\223\031\000\000\000\000\210F\223\031\000\000\000\000\300\001\223\031\000\000\000\000j\220\304\000\000\000\000\000\210\332\327\000\000\000\000\000\220\\\212\006\000\000\000\000\020\004\223\031\000\000\000\000\236\241\304\000\000\000\000\000\360\001\223\031\000\000\000\000\006t\230\000\233\n\000\000\a\000\000\000\000\000\000\000 \004\223\031\000\000\000\000\200\004\223\031\000\000\000\000\220\\\212\006\000\000\000\000\240\006\223\031\000\000\000\000\220\\\212\006\000\000\000\000\220\\\212\006\000\000\000\000\210F\223\031\000\000\000\000@\002\223\031\000\000\000\000j\220\304\000\000\000\000\000\200\004\223\031\000\000\000\000\b\000\000\200\000\000\000\000\220\002\223\031\000\000\000\000\202\235\304\000\000\000\000\000\260\002\223\031\000\000\000\000\260t|\000p\001\000\000\002\000\000\000\004\000", 
            static m_namespace_to_wait_state_name =               {[0] = {
                m_key = 102, 
                m_name = 0xca684d "Waiting for global read lock", 
                m_flags = 0
              },
              [1] = {
                m_key = 103, 
                m_name = 0xca6df8 "Waiting for schema metadata lock", 
                m_flags = 0
              },
              [2] = {
                m_key = 104, 
                m_name = 0xca6e20 "Waiting for table metadata lock", 
                m_flags = 0
              },
              [3] = {
                m_key = 105, 
                m_name = 0xca6e40 "Waiting for stored function metadata lock", 
                m_flags = 0
              },
              [4] = {
                m_key = 106, 
                m_name = 0xca6e70 "Waiting for stored procedure metadata lock", 
                m_flags = 0
              },
              [5] = {
                m_key = 107, 
                m_name = 0xca6ea0 "Waiting for trigger metadata lock", 
                m_flags = 0
              },
              [6] = {
                m_key = 108, 
                m_name = 0xca6ec8 "Waiting for event metadata lock", 
                m_flags = 0
              },
              [7] = {
                m_key = 109, 
                m_name = 0xca686a "Waiting for commit lock", 
                m_flags = 0
              }}
          }
        }
        org_lock_wait_timeout = 31536000
        create_table = <optimized out>
#6  0x0000000000728058 in open_tables (thd=0x1a035660, start=0x199304f8, counter=0x19931db8, flags=0, prelocking_strategy=0x19931da0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5037
        table = <optimized out>
        some_routine_modifies_data = false
        _db_stack_frame_ = {
          func = 0xccd88c "mysql_alter_table", 
          file = 0xccda28 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc", 
          level = 2147483655, 
          prev = 0x19931d60
        }
        xa_state = <optimized out>
        __PRETTY_FUNCTION__ =           "bool open_tables(THD*, TABLE_LIST**, uint*, uint, Prelocking_strategy*)"
        table_to_open = 0x199304f8
        ot_ctx = {
          m_failed_table = 0x0, 
          m_start_of_statement_svp = {
            m_stmt_ticket = 0x0, 
            m_trans_ticket = 0x0
          }, 
          m_timeout = 31536000, 
          m_flags = 0, 
          m_action = Open_table_context::OT_NO_ACTION, 
          m_has_locks = false, 
          m_has_protection_against_grl = false
        }
        has_prelocking_list = false
        __FUNCTION__ =           "open_tables"
        sroutine_to_open = 0x1a037ac0
        tables = <optimized out>
        error = false
#7  0x00000000007ccae9 in mysql_alter_table (thd=0x1a035660, new_db=0x1a0f9278 "drizzledump_db", new_name=0x0, create_info=0x19932390, table_list=0x1a0f8d18, alter_info=0x19932470, order_num=0, order=0x0, ignore=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc:7841
        __PRETTY_FUNCTION__ =           "bool mysql_alter_table(THD*, char*, char*, HA_CREATE_INFO*, TABLE_LIST*, Alter_info*, uint, ORDER*, bool)"
        partition_changed = <optimized out>
        old_db_type = <optimized out>
        copied = <optimized out>
        key_count = <optimized out>
        table_kind = <optimized out>
        alter_ctx = {
          datetime_field = 0x19930520, 
          error_if_not_empty = 106, 
          tables_opened = 0, 
          db = 0x19930610 "\242\230\216", 
          table_name = 0x68a5c90 "\323\345\377\376\a", 
          alias = 0x19930770 " \n\223\031", 
          new_db = 0xc4a19e <_db_return_+222> "H\213]\330L\213e\340L\213m\350L\213u\360L\213}\370\311\303\017\037@", 
          new_name = 0x1477328 <_dbug_on_> "\001", 
          new_alias = 0x18c00c4906a <Address 0x18c00c4906a out of bounds>, 
          tmp_name =             "\000\000\000\000\000\000\000\000\220\\\212\006\000\000\000\000\340\a\223\031\000\000\000\000\210F\223\031\000\000\000\000./test/BB.ARZ\000\000\000\220\005\223\031\000\000\000\000\220\\\212\006\000\000\000\000\320\a\223\031\000\000\000\000\236\241\304\000\000\000\000", 
          fk_error_if_delete_row = 224, 
          fk_error_id = 0x68a5c90 "\323\345\377\376\a", 
          fk_error_table = 0x19930870 "\300\231\263\b", 
          new_filename =             "\210F\223\031\000\000\000\000\320\005\223\031\000\000\000\000j\220\304\000\000\000\000\000\255\375\327\000\000\000\000\000\220\\\212\006\000\000\000\000\020\t\223\031\000\000\000\000\210F\223\031\000\000\000\000\000\006\223\031\000\000\000\000j\220\304\000\000\000\000\000\200\006\223\031\000\000\000\000\220\\\212\006\000\000\000\000P\b\223\031\000\000\000\000\236\241\304\000\000\000\000\000\242\230\216\000\000\000\000\000\220%3\313,\b\000\000\003\000\000\000\000\000\000\000\220\\\212\006\000\000\000\000\300\b\223\031\000\000\000\000\210F\223\031\000\000\000\000`\006\223\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\220\\\212\006\000\000\000\000\260\b\223\031\000\000\000\000\236\241\304\000\000\000\000\000\000\a\223\031\000\000\000\000\240\022\316\000\024\002\000\000\003\000\000\000\002\000\000\000\220\\\212\006\000\000\000\000 \t\223\031\000\000\000\000\210F\223\031\000\000\000\000\300\006\223\031\000\000\000\000j\220\304\000\000\000\000\000\220\\\212\006\000\000\000\000\220\\\212\006\000\000\000\000\020\t\223\031\000\000\000\000\220\\\212\006\000\000\000\000\240\t\223\031\000\000\000\000\210F\223\031\000\000\000\000\000\a\223\031\000\000\000\000\220\\\212\006\000\000\000\000\260\t\223\031\000\000\000\000\210F\223\031\000\000\000\000 \a\223\031\000\000\000\000j\220\304\000\000\000\000\000\200E\022 \000\000\000\000\220\\\212\006\000\000\000\000p\t\223\031\000\000\000\000\236\241\304\000\000\000\000\000p\a\223\031\000\000\000\000\303\f\231\000\272\024\000\000{\336\327\000\000\000\000\000\060\b\223\031\000\000\000\000\200E\022 ", '\000' <repeats 12 times>, "\340\003\000\000\000\000\000\000\220\\\212\006\000\000\000\000 \n\223\031\000\000\000\000\220\\\212\006\000\000\000\000\020\n\223\031\000\000\000\000\210F\223\031\000\000\000\000\260\a\223\031\000\000\000\000j\220\304\000\000\000\000\000\360\t\223\031\000\000\000\000\220", 
          new_alias_buff =             "\\\212\006\000\000\000\000\000\n\223\031\000\000\000\000\236\241\304\000\000\000\000\000\v\021\316\000\000\000\000\000\240\022\316\000U\023\000\000\017\000\000\200\000\000\000\000p\b\223\031\000\000\000\000\v\021\316\000\000\000\000\000\220\\\212\006\000\000\000\000\240\n\223\031\000\000\000\000\210F\223\031\000\000\000\000 \b\223\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\220\\\212\006\000\000\000\000p\n\223\031\000\000\000\000\236\241\304\000\000\000\000\000\270\b\223\031\000\000\000\000\v\000\000\000\222\002\000\000\070\t\223\031\000\000\000\000\220\t\223\031\000\000\000\000p\t\223\031\000\000\000\000\234\021x\000\000\000\000\000\060\243\263\b\000\000\000\000P\225\263\b\000\000\000\000\300\231\263\b\000\000\000\000\220\\\212\006\000\000\000\000\240\r\223\031\000\000\000\000\210F\223\031\000\000\000\000\260\b\223\031\000\000\000\000j\220\304\000\000\000\000\000\250\243\263\b\000\000\000\000\220\\\212\006\000\000\000\000\000\v\223\031\000\000\000\000\236\241\304\000\000\000\000\000p\t\223\031\000\000\000\000W\020x\000\220\v\000\000\r\000\000\200\000\000\000\000`\b\223\031\000\000\000\000\000\t\223\031\367\377\377\377\220\t\223\031\000\000\000\000\020\t\223\031\000\000\000\000@\236c\000\000\000\000\000`V\003\032\000\000\000\000\v\000\000\000\000\000\000\000ɳ\310\000\000\000\000\000X\335\310\000\000\000\000\000\f\000\000\200\000\000\000\000\260\t\223\031\000\000\000\000\230\222\017\032\000\000\000\000`=\263\t\000\000\000\000`\t\223\031\000\000\000\000\377\377\377\377\000\000\000\000`V\003\032\000\000\000\000\260\t\223\031\000\000\000\000\060\n\223\031\000\000\000\000\210\222\017\032\000\000\000\000\000\n\223\031\000\000\000\000\t\rd\000\000\000\000\000\220\\\212\006\000\000\000\000\070\n\223\031\000\000\000\000\210\222\017\032\000\000\000\000\230\222\017\032\000\000\000\000\070\n\223\031\000\000\000\000\060\n", 
          path =             "\223\031\000\000\000\000ճ\310\000\000\000\000\000X\335\310\000\000\000\000\000\v\000\000\200\000\000\000\000\020\n\223\031\000\000\000\000 \n\223\031\000\000\000\000\020\n\223\031\000\000\000\000\317\n\223\031\000\000\000\000\210\222\017\032\000\000\000\000\230\222\017\032\000\000\000\000`V\003\032\000\000\000\000p\n\223\031\000\000\000\000\030\016d\000\000\000\000\000\026\000\313\000\000\000\000\000H\002\313\000\000\000\000\000\n\000\000\200\000\000\000\000\240\n\223\031\000\000\000\000\n\000\000\200", '\000' <repeats 12 times>, "?\245\313", '\000' <repeats 21 times>, "`V\003\032\000\000\000\000\225\226\017\032\000\000\000\000\354\r\223\031\000\000\000\000\000\237T\001", '\000' <repeats 12 times>, "\367\246\300\f4\000\000\000\225\226\017\032\000\000\000\000\000 \000\000\000\000\000\000\240\n\223\031\000\000\000\000?\245\313\000\000\000\000\000H\002\313\000\000\000\000\000\t\000\000\200\000\000\000\000\240\r\223\031\000\000\000\000P\017\223\031\000\000\000\000\b\000\000\000\000\000\000\000\000\v\223\031\000\000\000\000В\017\032\000\000\000\000`V\003\032\000\000\000\000 nV\001", '\000' <repeats 13 times>, "\237T\001\000\000\000\000 \016\223\031\000\000\000\000\nnr\000\000\000\000\000\352\064\353F", '\000' <repeats 20 times>, "\354\r\223\031\000\000\000\000\240\r\223\031\000\000\000\000`V\003\032\000\000\000\000\310\r\223\031\000\000\000\000 nV\001\000\000\000\000\220\v\223\031\000\000\000\000\352\064\353F\b\000\000\000P\017\223\031\000\000\000\000\200\r\223\031", '\000' <repeats 12 times>, "\300\v\223\031\000\000\000\000\030\016\223\031\000\000\000\000 \377\022 \000\000\000\000\003\000\000\000\000\000\000\000\220\\\212\006\000\000\000\000`\016\223\031\000\000\000\000\210F\223", 
          new_path =             "\031\000\000\000\000\320\v\223\031\000\000\000\000j\220\304\000\000\000\000\000\b\377\312\000\000\000\000\000\220\\\212\006\000\000\000\000 \016\223\031\000\000\000\000\236\241\304", '\000' <repeats 13 times>, "\230W\003\032[\022\000\000\320\016\223\031\000\000\000\000\260\062r\000\000\000\000\000 \f\223\031\000\000\000\000@\f\223\031\000\000\000\000\200\063\341\001\000\000\000\000H\022\223\031\000\000\000\000p\016\223\031\000\000\000\000\020\215\017\032\000\000\000\000\237\016\223\031\000\000\000\000\360\r\223\031", '\000' <repeats 12 times>, "\220\\\212\006\000\000\000\000\200\017\223\031\000\000\000\000\210F\223\031\000\000\000\000\200\f\223\031\000\000\000\000j\220\304\000\000\000\000\000\220\f\223\031\000\000\000\000\220\\\212\006\000\000\000\000\320\016\223\031\000\000\000\000\236\241\304\000\000\000\000\000\260\f\223\031\000\000\000\000j\220\304\000x\024\000\000\360\f\223\031\000\000\000\000\220\\\212\006\000\000\000\000\000\017\223\031\000\000\000\000\220\\\212\006\000\000\000\000P\017\223\031\000\000\000\000\210F\223\031\000\000\000\000\360\f\223\031\000\000\000\000j\220\304\000\000\000\000\000\000\r\223\031\000\000\000\000\220\\\212\006\000\000\000\000@\017\223\031\000\000\000\000\220\\\212\006\000\000\000\000\240\017\223\031\000\000\000\000\210F\223\031\000\000\000\000\060\r\223\031\000\000\000\000j\220\304\000\000\000\000\000<\017\223\031\000\000\000\000\220\\\212\006\000\000\000\000\200\017\223\031\000\000\000\000\236\241\304\000\000\000\000\000p\r\223\031\000\000\000\000\220\r\223\031\006\002\000\000\230W\003\032", '\000' <repeats 12 times>, "\340l\330\000\000\000\000\000\340l\330\000\000\000\000\000p\017\223\031\000\000\000\000\220\\\212\006\000\000\000\000\360\025:\001", '\000' <repeats 12 times>, "P\017\223\031\000\000\000\000\220\\\212\006\000\000\000\000\026\001\313\000\000\000\000\000\220\\\212\006", 
          tmp_path =             "\000\000\000\000\060%\223\031\000\000\000\000\210F\223\031\000\000\000\000\340\r\223\031\000\000\000\000j\220\304\000\000\000\000\000P/t\031\000\000\000\000\220\\\212\006\000\000\000\000\060\020\223\031\000\000\000\000\236\241\304\000\000\000\000\000\020\016\223\031\000\000\000\000В\017\032\000\025\000\000`\016\223\031\000\000\000\000`V\003\032\000\000\000\000\001\000\000\000\000\000\000\000X%\223\031\000\000\000\000\320\016\223\031\000\000\000\000#wr\000\000\000\000\000\377\001\000\000\000\000\000\000\020\000\000\000\000\000\000\000\340\234q\000\000\000\000\000\360\017\223\031\000\000\000\000(z\003\032\000\000\000\000`V\003\032\000\000\000\000\b\377\312\000\000\000\000\000H\002\313\000\000\000\000\000\a\000\000\200\000\000\000\000\200\017\223\031\000\000\000\000w\024\000\000\000\000\000\000\306>\231\000\000\000\000\000В\017\032\000\000\000\000\306>\231\000\000\000\000\000\300\016\223\031\000\000\000\000В\017\032\000\000\000\000`V\003\032\000\000\000\000P\017\223\031", '\000' <repeats 12 times>, "\030\215\017\032\000\000\000\000\340\017\223\031\000\000\000\000\374\177r", '\000' <repeats 13 times>, "P\017\223\031\000\000\000\000\001\000\000\000\000\000\000\000\200\017\223\031\000\000\000\000\220\021\223\031\000\000\000\000\210F\223\000\000\000\000\000\300z\003\032\000\000\000\000\256\017\223\031\000\000\000\000\257\017\223\031\000\000\000\000\220\\\212\006\001\000\000\000\070z\003\032\000\000\000\000\220\\\212\006\000\000\000\000\320\021\223\031\000\000\000\000\210F\223\031\000\000\000\000p\017\223\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\220\\\212\006\000\000\000\000\300\021\223\031\000\000\000\000\220\\\212\006\000\000\000\000P\024\223\031\000\000\000\000\210F\223\031\000\000\000\000\260\017\223\031\000\000\000\000j\220\304\000\000\000\000\000\300\017\223\031\000\000\000\000\220\\\212\006", 
          tmp_table = false
        }
        alter_prelocking_strategy = {
          <Prelocking_strategy> = {
            _vptr.Prelocking_strategy = 0x14159d0 <vtable for Alter_table_prelocking_strategy+16>
          }, <No data fields>}
        data_file =           "@\027\223\031\000\000\000\000j\220\304\000\000\000\000\000/\000\223\031\000\000\000\000\220\\\212\006\000\000\000\000\220\031\223\031\000\000\000\000\236\241\304\000\000\000\000\000\377\001\000\000\000\000\000\000\220\027\223\031\272\001\000\000\340\033\223\031\000\000\000\000\260t|\000\000\000\000\000\v\000\000\000\016\000\000\000\340l\330\000\000\000\000\000\220\033\223\031\000\000\000\000\001\000\000\000\000\000\000\000drizzled\220\\\212\006\000\000\000\000\320\032\223\031\000\000\000\000\210F\223\031\000\000\000\000\320\027\223\031\000\000\000\000j\220\304\000\000\000\000\000 \030\223\031\000\000\000\000\220\\\212\006\000\000\000\000 \032\223\031\000\000\000\000\236\241\304\000\000\000\000\000\060\030\223\031\000\000\000\000\352\246~\000\255\000\000\000\254\030\223\031\000\000\000\000\060\030\223\031\000\000\000\000\020\031\223\031\000\000\000\000\000\002\000\000\000\000\000\000~\020\316\000\000\000\000\000\240\022\316\000\000\000\000\000\r\000\000\200\000\000\000\000\260\033\223\031\000\000\000\000 \000\000\000\060\000\000\000\060\031\223\031\000\000\000\000P\030\223\031\000\000\000\000j\220\304\000\000\000\000\000\350\240\017\032\000\000\000\000\220\\\212\006\000\000\000\000\330\334d \000\000\000\000\347\334d \000\000\000\000\000\b\000\000\000\000\000\000p\024\223\031\000\000\000\000./drizzl\016\000\000\200\000\000\000\000\340\030\223\031\000\000\000\000\220\\\212\006\000\000\000\000\220\\\212\006\000\000\000\000\210F\223\031\000\000\000\000\320\030\223\031\000\000\000\000j\220\304\000\000\000\000\000\360\030\223\031\000\000\000\000\f\000\000\200\000\000\000\000 \031\223\031\000\000\000\000\202\235\304\000\000\000\000\000\260\033\223\031\000\000\000\000i\272\227\000T\n\000\000ŷ\327\000\000\000\000\000\260\033\223\031\000\000\000\000\002", '\000' <repeats 15 times>, "\260\331d \000\000\000\000\001\000\000\000\000\000\000"
        key_info = <optimized out>
        varchar = <optimized out>
        _db_stack_frame_ = {
          func = 0xd4fc43 "Sql_cmd_alter_table::execute", 
          file = 0xd4fc70 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_alter.cc", 
          level = 2147483654, 
          prev = 0x19932530
        }
        table = <optimized out>
        target_mdl_request = {
          type = 13860869, 
          duration = MDL_STATEMENT, 
          next_in_list = 0x82cd8544de7, 
          prev_in_list = 0x3, 
          ticket = 0x68a5c90, 
          key = {
            m_length = 7632, 
            m_db_name_length = 6547, 
            m_ptr =               "\000\000\000\000\210F\223\031\000\000\000\000p\033\223\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\220\\\212\006\000\000\000\000\300\035\223\031\000\000\000\000\236\241\304\000\000\000\000\000\020\034\223\031\000\000\000\000\240\022\316\000\024\002\000\000\003\000\000\000\002\000\000\000\220\\\212\006\000\000\000\000\060\036\223\031\000\000\000\000\210F\223\031\000\000\000\000\320\033\223\031\000\000\000\000j\220\304\000\000\000\000\000\220\\\212\006\000\000\000\000\220\\\212\006\000\000\000\000 \036\223\031\000\000\000\000\220\\\212\006\000\000\000\000\260\036\223\031\000\000\000\000\210F\223\031\000\000\000\000\020\034\223\031\000\000\000\000\220\\\212\006\000\000\000\000\220\\\212\006\000\000\000\000\210F\223\031\000\000\000\000\060\034\223\031\000\000\000\000j\220\304\000\000\000\000\000\240\331d \000\000\000\000\a\000\000\200\000\000\000\000\200\034\223\031\000\000\000\000\202\235\304\000\000\000\000\000\240\034\223\031\000\000\000\000j\220\304\000p\001\000\000\000\000\000\000\000\000\000\000\220\\\212\006\000\000\000\000\220\\\212\006\000\000\000\000\210F\223\031\000\000\000\000\220\034\223\031\000\000\000\000\245Up\000\000\000\000\000\360\034\223\031\000\000\000\000\006\000\000\200\000\000\000\000\340\034\223\031\000\000\000\000\202\235\304\000\000\000\000\000\240\035\223\031\000\000\000\000\000#\314\000\234\026\000\000\240SS\001", '\000' <repeats 18 times>, 
            static m_namespace_to_wait_state_name =               {[0] = {
                m_key = 102, 
                m_name = 0xca684d "Waiting for global read lock", 
                m_flags = 0
              },
              [1] = {
                m_key = 103, 
                m_name = 0xca6df8 "Waiting for schema metadata lock", 
                m_flags = 0
              },
              [2] = {
                m_key = 104, 
                m_name = 0xca6e20 "Waiting for table metadata lock", 
                m_flags = 0
              },
              [3] = {
                m_key = 105, 
                m_name = 0xca6e40 "Waiting for stored function metadata lock", 
                m_flags = 0
              },
              [4] = {
                m_key = 106, 
                m_name = 0xca6e70 "Waiting for stored procedure metadata lock", 
                m_flags = 0
              },
              [5] = {
                m_key = 107, 
                m_name = 0xca6ea0 "Waiting for trigger metadata lock", 
                m_flags = 0
              },
              [6] = {
                m_key = 108, 
                m_name = 0xca6ec8 "Waiting for event metadata lock", 
                m_flags = 0
              },
              [7] = {
                m_key = 109, 
                m_name = 0xca686a "Waiting for commit lock", 
                m_flags = 0
              }}
          }
        }
        no_ha_table = <optimized out>
        backup_name =           "\360\035\223\031\000\000\000\000\222.w\000\000\000\000\000\220\035\223\031\000\000\000\000\261\035\214\000\000\000\000"
        __FUNCTION__ =           "mysql_alter_table"
        tables_opened = <optimized out>
        mdl_ticket = <optimized out>
        fast_alter_partition = <optimized out>
        new_table = <optimized out>
        deleted = <optimized out>
        error = <optimized out>
        new_db_type = <optimized out>
        index_file =           "\020\034\223\031\000\000\000\000\205\263\200\000\000\000\000\000\227\332\327\000\000\000\000\000\030\332\327\000\000\000\000\000\r\000\000\200\000\000\000\000\260\033\223\031\000\000\000\000\r\000\000\200\000\000\000\000\260\033\223\031\000\000\000\000\360\031\223\031\000\000\000\000 \000\000\000\000\000\000\000\260\033\223\031\000\000\000\000`\034\223\031\000\000\000\000\260\031\223\031\000\000\000\000\220\\\212\006\000\000\000\000\240\036\223\031\000\000\000\000\210F\223\031\000\000\000\000\300\031\223\031\000\000\000\000j\220\304\000\000\000\000\000./drizzl\220\\\212\006\000\000\000\000P\034\223\031\000\000\000\000\210F\223\031\000\000\000\000\360\031\223\031\000\000\000\000j\220\304\000\000\000\000\000\377\377\377\377\000\000\000\000\220\\\212\006\000\000\000\000@\034\223\031\000\000\000\000\220\\\212\006\000\000\000\000\240\034\223\031\000\000\000\000\210F\223\031\000\000\000\000\060\032\223\031\000\000\000\000j\220\304\000\000\000\000\000 \033\223\031\000\000\000\000\220\\\212\006\000\000\000\000\200\034\223\031\000\000\000\000\236\241\304\000\000\000\000\000`\032\223\031\000\000\000\000j\220\304\000v\001\000\000\000\000\000\000\000\000\000\000\220\\\212\006\000\000\000\000\240\035\223\031\000\000\000\000\210F\223\031\000\000\000\000\220\032\223\031\000\000\000\000j\220\304\000\000\000\000\000\240\032\223\031\000\000\000\000\220\\\212\006\000\000\000\000\340\034\223\031\000\000\000\000\236\241\304\000\000\000\000\000\360\034\223\031\000\000\000\000\236\241\304\000\032\027\000\000\200\035\223\031\000\000\000\000\220\\\212\006\000\000\000\000\220\035\223\031\000\000\000\000\210F\223\031\000\000\000\000\360\032\223\031\000\000\000\000j\220\304\000\000\000\000\000 \036\223\031\000\000\000\000\220\\\212\006\000\000\000\000@\035\223\031\000\000\000\000\236\241\304\000\000\000\000\000\220\033\223\031\000\000\000\000\220\\\212\006\241\025\000\000`\035\223\031\000\000\000\000\236\241\304\000\000\000\000"
#8  0x00000000008c1b9c in Sql_cmd_alter_table::execute (this=<optimized out>, thd=0x1a035660) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_alter.cc:317
        lex = 0x1a037a28
        create_info = {
          table_charset = 0x0, 
          default_table_charset = 0x0, 
          connect_string = {
            str = 0x0, 
            length = 0
          }, 
          password = 0x0, 
          tablespace = 0x0, 
          comment = {
            str = 0x0, 
            length = 0
          }, 
          data_file_name = 0x0, 
          index_file_name = 0x0, 
          alias = 0x0, 
          max_rows = 0, 
          min_rows = 0, 
          auto_increment_value = 0, 
          table_options = 0, 
          avg_row_length = 0, 
          used_fields = 0, 
          key_block_size = 0, 
          stats_sample_pages = 0, 
          stats_auto_recalc = HA_STATS_AUTO_RECALC_DEFAULT, 
          merge_list = {
            <Sql_alloc> = {<No data fields>}, 
            members of SQL_I_List<TABLE_LIST>: 
            elements = 0, 
            first = 0x0, 
            next = 0x19932430
          }, 
          db_type = 0x0, 
          row_type = ROW_TYPE_NOT_USED, 
          null_bits = 0, 
          options = 0, 
          merge_insert_method = 0, 
          extra_size = 0, 
          varchar = false, 
          storage_media = HA_SM_DEFAULT
        }
        alter_info = {
          static ALTER_ADD_COLUMN = 1, 
          static ALTER_DROP_COLUMN = 2, 
          static ALTER_CHANGE_COLUMN = 4, 
          static ALTER_ADD_INDEX = 8, 
          static ALTER_DROP_INDEX = 16, 
          static ALTER_RENAME = 32, 
          static ALTER_ORDER = 64, 
          static ALTER_OPTIONS = 128, 
          static ALTER_CHANGE_COLUMN_DEFAULT = 256, 
          static ALTER_KEYS_ONOFF = 512, 
          static ALTER_CONVERT = 1024, 
          static ALTER_RECREATE = 2048, 
          static ALTER_ADD_PARTITION = 4096, 
          static ALTER_DROP_PARTITION = 8192, 
          static ALTER_COALESCE_PARTITION = 16384, 
          static ALTER_REORGANIZE_PARTITION = 32768, 
          static ALTER_PARTITION = 65536, 
          static ALTER_ADMIN_PARTITION = 131072, 
          static ALTER_TABLE_REORG = 262144, 
          static ALTER_REBUILD_PARTITION = 524288, 
          static ALTER_ALL_PARTITION = 1048576, 
          static ALTER_REMOVE_PARTITIONING = 2097152, 
          static ADD_FOREIGN_KEY = 4194304, 
          static DROP_FOREIGN_KEY = 8388608, 
          static ALTER_EXCHANGE_PARTITION = 16777216, 
          static ALTER_TRUNCATE_PARTITION = 33554432, 
          static ALTER_COLUMN_ORDER = 67108864, 
          drop_list = {
            <base_list> = {
              <Sql_alloc> = {<No data fields>}, 
              members of base_list: 
              first = 0x1a0f92e8, 
              last = 0x1a0f92e8, 
              elements = 1
            }, <No data fields>}, 
          alter_list = {
            <base_list> = {
              <Sql_alloc> = {<No data fields>}, 
              members of base_list: 
              first = 0x154ace0 <end_of_list>, 
              last = 0x19932488, 
              elements = 0
            }, <No data fields>}, 
          key_list = {
            <base_list> = {
              <Sql_alloc> = {<No data fields>}, 
              members of base_list: 
              first = 0x154ace0 <end_of_list>, 
              last = 0x199324a0, 
              elements = 0
            }, <No data fields>}, 
          create_list = {
            <base_list> = {
              <Sql_alloc> = {<No data fields>}, 
              members of base_list: 
              first = 0x154ace0 <end_of_list>, 
              last = 0x199324b8, 
              elements = 0
            }, <No data fields>}, 
          delayed_key_list = {
            <base_list> = {
              <Sql_alloc> = {<No data fields>}, 
              members of base_list: 
              first = 0x154ace0 <end_of_list>, 
              last = 0x199324d0, 
              elements = 0
            }, <No data fields>}, 
          delayed_key_info = 0x8f8f8f8f8f8f8f8f, 
          delayed_key_count = 2408550287, 
          flags = 2, 
          keys_onoff = Alter_info::LEAVE_AS_IS, 
          partition_names = {
            <base_list> = {
              <Sql_alloc> = {<No data fields>}, 
              members of base_list: 
              first = 0x154ace0 <end_of_list>, 
              last = 0x19932500, 
              elements = 0
            }, <No data fields>}, 
          num_parts = 0, 
          requested_algorithm = Alter_info::ALTER_TABLE_ALGORITHM_DEFAULT, 
          requested_lock = Alter_info::ALTER_TABLE_LOCK_DEFAULT
        }
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x19933230
        }
        __PRETTY_FUNCTION__ =           "virtual bool Sql_cmd_alter_table::execute(THD*)"
        priv = 536870911
        priv_needed = <optimized out>
        select_lex = 0x1a038138
        first_table = 0x1a0f8d18
        result = <optimized out>
#9  0x0000000000776543 in mysql_execute_command (thd=0x1a035748) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5157
        res = 0
        lex = 0x1a037a28
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x19933310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 86, 
            has_disabled_I_S = 3, 
            empty = 26, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x199331f0 " 2\223\031", 
            previous_key =               "`V\003\032", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 92, 
            has_disabled_I_S = 138, 
            empty = 6, 
            stmt = 0x19934688, 
            saved_key = 0x199331b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\360\061\223\031\000\000\000\000\005\000\000\200\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x1a037a08, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x1a038138
        first_table = 0x1a0f8d18
        all_tables = 0x1a0f8d18
        unit = 0x1a037af0
        have_table_map_for_update = false
#10 0x000000000077bc88 in mysql_parse (thd=0x1a035660, rawbuf=0x1a035668 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x1a037a28
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 44
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x19933c40
        }
        start_usecs = 1374813868454471
        end_usecs = 0
        start_cpu_nsecs = 262909244
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813868, 
          tv_usec = 454471
        }
        end_time = {
          tv_sec = 436426336, 
          tv_usec = 429079264
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 262909244
        }
#11 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x1a035660, packet=<optimized out>, packet_length=437226524) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x1a0f8c1c ""
        parser_state = {
          m_lip = {
            m_thd = 0x1a035660, 
            yylineno = 1, 
            yytoklen = 13, 
            yylval = 0x19933150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x1a0f8c1d "\016", 
            m_tok_start = 0x1a0f8c1d "\016", 
            m_tok_end = 0x1a0f8c1d "\016", 
            m_end_of_query = 0x1a0f8c1c "", 
            m_tok_start_prev = 0x1a0f8c1c "", 
            m_buf = 0x1a0f8bf0 "ALTER TABLE dump_table7 DROP `col_char_1024`", 
            m_buf_length = 44, 
            m_echo = true, 
            m_echo_saved = false, 
            m_cpp_buf = 0x1a0f8c90 "ALTER TABLE dump_table7 DROP `col_char_1024`", 
            m_cpp_ptr = 0x1a0f8cbc "", 
            m_cpp_tok_start = 0x1a0f8cbc "", 
            m_cpp_tok_start_prev = 0x1a0f8cbc "", 
            m_cpp_tok_end = 0x1a0f8cbc "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x20716530 "\003 ALTER TABLE dump_table7 DROP `col_char_1024` ", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = (DISCARD_COMMENT | unknown: 10043076), 
            m_cpp_text_start = 0x1a0f8cae "col_char_1024`", 
            m_cpp_text_end = 0x1a0f8cbb "`", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x1a0358c0
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x19933cf0
        }
#12 0x000000000077d4f5 in do_command (thd=0x1a035660) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x20716530 "\003 ALTER TABLE dump_table7 DROP `col_char_1024` "
        packet_length = <optimized out>
        net = 0x1a0358c0
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#13 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x1a035660
#14 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x1a035660
#15 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x194499b0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x194499b0
        user_arg = 0x1a035660
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#16 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#17 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 24 (LWP 20009):
+bt full
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00000000006dd5d0 in inline_mysql_cond_timedwait (that=0x1a07a858, mutex=0x1a07a828, abstime=0x19970fa0, src_file=<optimized out>, src_line=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
        result = <optimized out>
#2  0x00000000006dd715 in MDL_wait::timed_wait (this=0x1a07a828, owner=0x1a07a6f0, abs_timeout=0x19970fa0, set_status_on_timeout=true, wait_state_name=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:1306
        old_stage = {
          m_key = 46, 
          m_name = 0xc82ec9 "Opening tables", 
          m_flags = 436709416
        }
        result = <optimized out>
        wait_result = <optimized out>
        __FUNCTION__ =           "timed_wait"
#3  0x00000000006dee2f in MDL_context::acquire_lock (this=0x1a07a828, mdl_request=0x200a1688, lock_wait_timeout=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2245
        ticket = 0x1a3dc990
        __PRETTY_FUNCTION__ =           "bool MDL_context::acquire_lock(MDL_request*, ulong)"
        lock = 0x19e9f160
        abs_timeout = {
          tv_sec = 1406349868, 
          tv_nsec = 706064100
        }
        wait_status = <optimized out>
#4  0x00000000006df3ab in MDL_context::acquire_locks (this=0x1a07a828, mdl_requests=<optimized out>, lock_wait_timeout=31536000) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2339
        sort_buf = 0x1a25e9d0
        p_req = 0x1a25e9d8
        mdl_svp = {
          m_stmt_ticket = 0x0, 
          m_trans_ticket = 0x0
        }
        it = {
          list = 0x19971300, 
          current = 0x0
        }
        req_count = <optimized out>
#5  0x00000000007233b6 in lock_table_names (thd=0x1a07a6f0, tables_start=0x200a1078, tables_end=<optimized out>, lock_wait_timeout=<optimized out>, flags=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4824
        exists = true
        res = <optimized out>
        mdl_requests = {
          <I_P_List_counter> = {
            m_counter = 3
          }, 
          <I_P_List_no_push_back<MDL_request>> = {<No data fields>}, 
          members of I_P_List<MDL_request, I_P_List_adapter<MDL_request, &MDL_request::next_in_list, &MDL_request::prev_in_list>, I_P_List_counter, I_P_List_no_push_back<MDL_request> >: 
          m_first = 0x199710c0
        }
        schema_set = {
          m_hash = {
            key_offset = 0, 
            key_length = 0, 
            blength = 2, 
            records = 1, 
            flags = 0, 
            array = {
              buffer = 0x19f1cbe0 "\377\377\377\377", 
              elements = 1, 
              max_element = 8, 
              alloc_increment = 511, 
              size_of_element = 16
            }, 
            get_key = 0x719ce0 <schema_set_get_key(uchar const*, size_t*, my_bool)>, 
            free = 0x0, 
            charset = 0x147a920 <my_charset_bin>
          }
        }
        error_handler = {
          <Internal_error_handler> = {
            _vptr.Internal_error_handler = 0x1415890 <vtable for Dummy_error_handler+16>, 
            m_prev_internal_handler = 0x0
          }, <No data fields>}
        __PRETTY_FUNCTION__ =           "bool lock_table_names(THD*, TABLE_LIST*, TABLE_LIST*, ulong, uint)"
        table = <optimized out>
        global_request = {
          type = MDL_INTENTION_EXCLUSIVE, 
          duration = MDL_STATEMENT, 
          next_in_list = 0x200a1688, 
          prev_in_list = 0x19971308, 
          ticket = 0x1a2bed40, 
          key = {
            m_length = 3, 
            m_db_name_length = 0, 
            m_ptr =               "\000\000\000\000\001\000\000\000\000\000\000\000\020\024\227\031\000\000\000\000\334\342\230\000\000\000\000\000Table 'test.BB' doesn't P\226\262\t\000\000\000\000\300\023\227\031\000\000\000\000\210V\227\031\000\000\000\000P\021\227\031\000\000\000\000j\220\304\000\000\000\000\000\220\021\227\031\000\000\000\000P\226\262\t\000\000\000\000\240\023\227\031\000\000\000\000\236\241\304\000\000\000\000\000\200\021\227\031\000\000\000\000P\226\262\tv\001\000\000P\226\262\t\000\000\000\000\210V\227\031\000\000\000\000\240\021\227\031\000\000\000\000P\226\262\t\000\000\000\000\240\026\227\031\000\000\000\000\210V\227\031\000\000\000\000\300\021\227\031\000\000\000\000j\220\304\000\000\000\000\000\210\332\327\000\000\000\000\000P\226\262\t\000\000\000\000\020\024\227\031\000\000\000\000\236\241\304\000\000\000\000\000\360\021\227\031\000\000\000\000\006t\230\000\233\n\000\000\a\000\000\000\000\000\000\000 \024\227\031\000\000\000\000\200\024\227\031\000\000\000\000P\226\262\t\000\000\000\000\240\026\227\031\000\000\000\000P\226\262\t\000\000\000\000P\226\262\t\000\000\000\000\210V\227\031\000\000\000\000@\022\227\031\000\000\000\000j\220\304\000\000\000\000\000\200\024\227\031\000\000\000\000\b\000\000\200\000\000\000\000\220\022\227\031\000\000\000\000\202\235\304\000\000\000\000\000\260\022\227\031\000\000\000\000\260t|\000p\001\000\000\002\000\000\000\004\000", 
            static m_namespace_to_wait_state_name =               {[0] = {
                m_key = 102, 
                m_name = 0xca684d "Waiting for global read lock", 
                m_flags = 0
              },
              [1] = {
                m_key = 103, 
                m_name = 0xca6df8 "Waiting for schema metadata lock", 
                m_flags = 0
              },
              [2] = {
                m_key = 104, 
                m_name = 0xca6e20 "Waiting for table metadata lock", 
                m_flags = 0
              },
              [3] = {
                m_key = 105, 
                m_name = 0xca6e40 "Waiting for stored function metadata lock", 
                m_flags = 0
              },
              [4] = {
                m_key = 106, 
                m_name = 0xca6e70 "Waiting for stored procedure metadata lock", 
                m_flags = 0
              },
              [5] = {
                m_key = 107, 
                m_name = 0xca6ea0 "Waiting for trigger metadata lock", 
                m_flags = 0
              },
              [6] = {
                m_key = 108, 
                m_name = 0xca6ec8 "Waiting for event metadata lock", 
                m_flags = 0
              },
              [7] = {
                m_key = 109, 
                m_name = 0xca686a "Waiting for commit lock", 
                m_flags = 0
              }}
          }
        }
        org_lock_wait_timeout = 31536000
        create_table = <optimized out>
#6  0x0000000000728058 in open_tables (thd=0x1a07a6f0, start=0x199714f8, counter=0x19972db8, flags=0, prelocking_strategy=0x19972da0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5037
        table = <optimized out>
        some_routine_modifies_data = false
        _db_stack_frame_ = {
          func = 0xccd88c "mysql_alter_table", 
          file = 0xccda28 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc", 
          level = 2147483655, 
          prev = 0x19972d60
        }
        xa_state = <optimized out>
        __PRETTY_FUNCTION__ =           "bool open_tables(THD*, TABLE_LIST**, uint*, uint, Prelocking_strategy*)"
        table_to_open = 0x199714f8
        ot_ctx = {
          m_failed_table = 0x0, 
          m_start_of_statement_svp = {
            m_stmt_ticket = 0x0, 
            m_trans_ticket = 0x0
          }, 
          m_timeout = 31536000, 
          m_flags = 0, 
          m_action = Open_table_context::OT_NO_ACTION, 
          m_has_locks = false, 
          m_has_protection_against_grl = false
        }
        has_prelocking_list = false
        __FUNCTION__ =           "open_tables"
        sroutine_to_open = 0x1a07cb50
        tables = <optimized out>
        error = false
#7  0x00000000007ccae9 in mysql_alter_table (thd=0x1a07a6f0, new_db=0x200a15d8 "drizzledump_db", new_name=0x0, create_info=0x19973390, table_list=0x200a1078, alter_info=0x19973470, order_num=0, order=0x0, ignore=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc:7841
        __PRETTY_FUNCTION__ =           "bool mysql_alter_table(THD*, char*, char*, HA_CREATE_INFO*, TABLE_LIST*, Alter_info*, uint, ORDER*, bool)"
        partition_changed = <optimized out>
        old_db_type = <optimized out>
        copied = <optimized out>
        key_count = <optimized out>
        table_kind = <optimized out>
        alter_ctx = {
          datetime_field = 0x19971520, 
          error_if_not_empty = 106, 
          tables_opened = 0, 
          db = 0x19971610 "\326\350\002", 
          table_name = 0x9b29650 "\323\345\377\376\a", 
          alias = 0x19971770 " \032\227\031", 
          new_db = 0xc4a19e <_db_return_+222> "H\213]\330L\213e\340L\213m\350L\213u\360L\213}\370\311\303\017\037@", 
          new_name = 0x1477328 <_dbug_on_> "\001", 
          new_alias = 0x18c00c4906a <Address 0x18c00c4906a out of bounds>, 
          tmp_name =             "\000\000\000\000\000\000\000\000P\226\262\t\000\000\000\000\340\027\227\031\000\000\000\000\210V\227\031\000\000\000\000./test/BB.ARZ\000\000\000\220\025\227\031\000\000\000\000P\226\262\t\000\000\000\000\320\027\227\031\000\000\000\000\236\241\304\000\000\000\000", 
          fk_error_if_delete_row = 224, 
          fk_error_id = 0x9b29650 "\323\345\377\376\a", 
          fk_error_table = 0x19971870 "\300\231\263\b", 
          new_filename =             "\210V\227\031\000\000\000\000\320\025\227\031\000\000\000\000j\220\304\000\000\000\000\000\255\375\327\000\000\000\000\000P\226\262\t\000\000\000\000\020\031\227\031\000\000\000\000\210V\227\031\000\000\000\000\000\026\227\031\000\000\000\000j\220\304\000\000\000\000\000\200\026\227\031\000\000\000\000P\226\262\t\000\000\000\000P\030\227\031\000\000\000\000\236\241\304\000\000\000\000\000\326\350\002\000\000\000\000\000\302\063<\027,\b\000\000\003\000\000\000\000\000\000\000P\226\262\t\000\000\000\000\300\030\227\031\000\000\000\000\210V\227\031\000\000\000\000`\026\227\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "P\226\262\t\000\000\000\000\260\030\227\031\000\000\000\000\236\241\304\000\000\000\000\000\000\027\227\031\000\000\000\000\240\022\316\000\024\002\000\000\003\000\000\000\002\000\000\000P\226\262\t\000\000\000\000 \031\227\031\000\000\000\000\210V\227\031\000\000\000\000\300\026\227\031\000\000\000\000j\220\304\000\000\000\000\000P\226\262\t\000\000\000\000P\226\262\t\000\000\000\000\020\031\227\031\000\000\000\000P\226\262\t\000\000\000\000\240\031\227\031\000\000\000\000\210V\227\031\000\000\000\000\000\027\227\031\000\000\000\000P\226\262\t\000\000\000\000\260\031\227\031\000\000\000\000\210V\227\031\000\000\000\000 \027\227\031\000\000\000\000j\220\304\000\000\000\000\000\020V\224 \000\000\000\000P\226\262\t\000\000\000\000p\031\227\031\000\000\000\000\236\241\304\000\000\000\000\000p\027\227\031\000\000\000\000\303\f\231\000\272\024\000\000{\336\327\000\000\000\000\000\060\030\227\031\000\000\000\000\020V\224 ", '\000' <repeats 12 times>, "\340\003\000\000\000\000\000\000P\226\262\t\000\000\000\000 \032\227\031\000\000\000\000P\226\262\t\000\000\000\000\020\032\227\031\000\000\000\000\210V\227\031\000\000\000\000\260\027\227\031\000\000\000\000j\220\304\000\000\000\000\000\360\031\227\031\000\000\000\000P", 
          new_alias_buff =             "\226\262\t\000\000\000\000\000\032\227\031\000\000\000\000\236\241\304\000\000\000\000\000\v\021\316\000\000\000\000\000\240\022\316\000U\023\000\000\017\000\000\200\000\000\000\000p\030\227\031\000\000\000\000\v\021\316\000\000\000\000\000P\226\262\t\000\000\000\000\240\032\227\031\000\000\000\000\210V\227\031\000\000\000\000 \030\227\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "P\226\262\t\000\000\000\000p\032\227\031\000\000\000\000\236\241\304\000\000\000\000\000\270\030\227\031\000\000\000\000\v\000\000\000\222\002\000\000\070\031\227\031\000\000\000\000\220\031\227\031\000\000\000\000p\031\227\031\000\000\000\000\234\021x\000\000\000\000\000\060\243\263\b\000\000\000\000P\225\263\b\000\000\000\000\300\231\263\b\000\000\000\000P\226\262\t\000\000\000\000\240\035\227\031\000\000\000\000\210V\227\031\000\000\000\000\260\030\227\031\000\000\000\000j\220\304\000\000\000\000\000\250\243\263\b\000\000\000\000P\226\262\t\000\000\000\000\000\033\227\031\000\000\000\000\236\241\304\000\000\000\000\000p\031\227\031\000\000\000\000W\020x\000\220\v\000\000\r\000\000\200\000\000\000\000`\030\227\031\000\000\000\000\000\031\227\031\367\377\377\377\220\031\227\031\000\000\000\000\020\031\227\031\000\000\000\000@\236c\000\000\000\000\000\360\246\a\032\000\000\000\000\v\000\000\000\000\000\000\000ɳ\310\000\000\000\000\000X\335\310\000\000\000\000\000\f\000\000\200\000\000\000\000\260\031\227\031\000\000\000\000\350\025\n \000\000\000\000`=\263\t\000\000\000\000`\031\227\031\000\000\000\000\377\377\377\377\000\000\000\000\360\246\a\032\000\000\000\000\260\031\227\031\000\000\000\000\060\032\227\031\000\000\000\000\330\025\n \000\000\000\000\000\032\227\031\000\000\000\000\t\rd\000\000\000\000\000P\226\262\t\000\000\000\000\070\032\227\031\000\000\000\000\330\025\n \000\000\000\000\350\025\n \000\000\000\000\070\032\227\031\000\000\000\000\060\032", 
          path =             "\227\031\000\000\000\000ճ\310\000\000\000\000\000X\335\310\000\000\000\000\000\v\000\000\200\000\000\000\000\020\032\227\031\000\000\000\000 \032\227\031\000\000\000\000\020\032\227\031\000\000\000\000\317\032\227\031\000\000\000\000\330\025\n \000\000\000\000\350\025\n \000\000\000\000\360\246\a\032\000\000\000\000p\032\227\031\000\000\000\000\030\016d\000\000\000\000\000\026\000\313\000\000\000\000\000H\002\313\000\000\000\000\000\n\000\000\200\000\000\000\000\240\032\227\031\000\000\000\000\n\000\000\200", '\000' <repeats 12 times>, "?\245\313", '\000' <repeats 21 times>, "\360\246\a\032\000\000\000\000\345\031\n \000\000\000\000\354\035\227\031\000\000\000\000\000\033\227\031\000\000\000\000Mbr\000\000\000\000\000\352\064\353F\000\000\000\000\345\031\n \000\000\000\000\000 \000\000\000\000\000\000\240\032\227\031\000\000\000\000?\245\313\000\000\000\000\000H\002\313\000\000\000\000\000\t\000\000\200\000\000\000\000\240\035\227\031\000\000\000\000P\037\227\031\000\000\000\000\b\000\000\000\000\000\000\000\000\033\227\031\000\000\000\000 \026\n \000\000\000\000\360\246\a\032\000\000\000\000 nV\001", '\000' <repeats 13 times>, "\237T\001\000\000\000\000 \036\227\031\000\000\000\000\nnr\000\000\000\000\000\352\064\353F", '\000' <repeats 20 times>, "\354\035\227\031\000\000\000\000\240\035\227\031\000\000\000\000\360\246\a\032\000\000\000\000\310\035\227\031\000\000\000\000 nV\001\000\000\000\000\220\033\227\031\000\000\000\000\352\064\353F\b\000\000\000P\037\227\031\000\000\000\000\200\035\227\031", '\000' <repeats 12 times>, "\300\033\227\031\000\000\000\000\030\036\227\031\000\000\000\000\200\315\030 \000\000\000\000\003\000\000\000\000\000\000\000P\226\262\t\000\000\000\000`\036\227\031\000\000\000\000\210V\227", 
          new_path =             "\031\000\000\000\000\320\033\227\031\000\000\000\000j\220\304\000\000\000\000\000\b\377\312\000\000\000\000\000P\226\262\t\000\000\000\000 \036\227\031\000\000\000\000\236\241\304", '\000' <repeats 13 times>, "(\250\a\032[\022\000\000\320\036\227\031\000\000\000\000\260\062r\000\000\000\000\000 \034\227\031\000\000\000\000@\034\227\031\000\000\000\000\200\063\341\001\000\000\000\000H\"\227\031\000\000\000\000p\036\227\031\000\000\000\000`\020\n \000\000\000\000\237\036\227\031\000\000\000\000\360\035\227\031", '\000' <repeats 12 times>, "P\226\262\t\000\000\000\000\200\037\227\031\000\000\000\000\210V\227\031\000\000\000\000\200\034\227\031\000\000\000\000j\220\304\000\000\000\000\000\300\036\227\031\000\000\000\000P\226\262\t\000\000\000\000\320\036\227\031\000\000\000\000\236\241\304\000\000\000\000\000p\037\227\031\000\000\000\000\210V\227\031x\024\000\000\300\034\227\031\000\000\000\000P\226\262\t\000\000\000\000P\037\227\031\000\000\000\000P\226\262\t\000\000\000\000P\037\227\031\000\000\000\000\210V\227\031\000\000\000\000\360\034\227\031\000\000\000\000j\220\304\000\000\000\000\000\000\035\227\031\000\000\000\000P\226\262\t\000\000\000\000@\037\227\031\000\000\000\000P\226\262\t\000\000\000\000\240\037\227\031\000\000\000\000\210V\227\031\000\000\000\000\060\035\227\031\000\000\000\000j\220\304\000\000\000\000\000<\037\227\031\000\000\000\000P\226\262\t\000\000\000\000\200\037\227\031\000\000\000\000\236\241\304\000\000\000\000\000p\035\227\031\000\000\000\000\220\035\227\031\006\002\000\000(\250\a\032", '\000' <repeats 12 times>, "\340l\330\000\000\000\000\000\340l\330\000\000\000\000\000p\037\227\031\000\000\000\000P\226\262\t\000\000\000\000\360\025:\001", '\000' <repeats 12 times>, "P\037\227\031\000\000\000\000P\226\262\t\000\000\000\000\026\001\313\000\000\000\000\000P\226\262\t", 
          tmp_path =             "\000\000\000\000\060\065\227\031\000\000\000\000\210V\227\031\000\000\000\000\340\035\227\031\000\000\000\000j\220\304\000\000\000\000\000@b\364\031\000\000\000\000P\226\262\t\000\000\000\000\060 \227\031\000\000\000\000\236\241\304\000\000\000\000\000\020\036\227\031\000\000\000\000 \026\n \000\025\000\000`\036\227\031\000\000\000\000\360\246\a\032\000\000\000\000\001\000\000\000\000\000\000\000X5\227\031\000\000\000\000\320\036\227\031\000\000\000\000#wr\000\000\000\000\000\377\001\000\000\000\000\000\000\020\000\000\000\000\000\000\000\340\234q\000\000\000\000\000\360\037\227\031\000\000\000\000\270\312\a\032\000\000\000\000\360\246\a\032\000\000\000\000\b\377\312\000\000\000\000\000H\002\313\000\000\000\000\000\a\000\000\200\000\000\000\000\200\037\227\031\000\000\000\000w\024\000\000\000\000\000\000\306>\231\000\000\000\000\000 \026\n \000\000\000\000\306>\231\000\000\000\000\000\300\036\227\031\000\000\000\000 \026\n \000\000\000\000\360\246\a\032\000\000\000\000P\037\227\031", '\000' <repeats 12 times>, "h\020\n \000\000\000\000\340\037\227\031\000\000\000\000\374\177r", '\000' <repeats 13 times>, "P\037\227\031\000\000\000\000\001\000\000\000\000\000\000\000\200\037\227\031\000\000\000\000\220!\227\031\000\000\000\000\210V\227\000\000\000\000\000P\313\a\032\000\000\000\000\256\037\227\031\000\000\000\000\257\037\227\031\000\000\000\000P\226\262\t\001\000\000\000\310\312\a\032\000\000\000\000P\226\262\t\000\000\000\000\320!\227\031\000\000\000\000\210V\227\031\000\000\000\000p\037\227\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "P\226\262\t\000\000\000\000\300!\227\031\000\000\000\000P\226\262\t\000\000\000\000P$\227\031\000\000\000\000\210V\227\031\000\000\000\000\260\037\227\031\000\000\000\000j\220\304\000\000\000\000\000\300\037\227\031\000\000\000\000P\226\262\t", 
          tmp_table = false
        }
        alter_prelocking_strategy = {
          <Prelocking_strategy> = {
            _vptr.Prelocking_strategy = 0x14159d0 <vtable for Alter_table_prelocking_strategy+16>
          }, <No data fields>}
        data_file =           "@'\227\031\000\000\000\000j\220\304\000\000\000\000\000/\000\227\031\000\000\000\000P\226\262\t\000\000\000\000\220)\227\031\000\000\000\000\236\241\304\000\000\000\000\000\377\001\000\000\000\000\000\000\220'\227\031\272\001\000\000\340+\227\031\000\000\000\000\260t|\000\000\000\000\000\v\000\000\000\016\000\000\000\340l\330\000\000\000\000\000\220+\227\031\000\000\000\000\001\000\000\000\000\000\000\000drizzledP\226\262\t\000\000\000\000\320*\227\031\000\000\000\000\210V\227\031\000\000\000\000\320'\227\031\000\000\000\000j\220\304\000\000\000\000\000 (\227\031\000\000\000\000P\226\262\t\000\000\000\000 *\227\031\000\000\000\000\236\241\304\000\000\000\000\000\060(\227\031\000\000\000\000\352\246~\000\255\000\000\000\254(\227\031\000\000\000\000\060(\227\031\000\000\000\000\020)\227\031\000\000\000\000\000\002\000\000\000\000\000\000~\020\316\000\000\000\000\000\240\022\316\000\000\000\000\000\r\000\000\200\000\000\000\000\260+\227\031\000\000\000\000 \000\000\000\060\000\000\000\060)\227\031\000\000\000\000P(\227\031\000\000\000\000j\220\304\000\000\000\000\000\070$\n \000\000\000\000P\226\262\t\000\000\000\000\310K\025\032\000\000\000\000\327K\025\032\000\000\000\000\000\b\000\000\000\000\000\000p$\227\031\000\000\000\000./drizzl\016\000\000\200\000\000\000\000\340(\227\031\000\000\000\000P\226\262\t\000\000\000\000P\226\262\t\000\000\000\000\210V\227\031\000\000\000\000\320(\227\031\000\000\000\000j\220\304\000\000\000\000\000\360(\227\031\000\000\000\000\f\000\000\200\000\000\000\000 )\227\031\000\000\000\000\202\235\304\000\000\000\000\000\260+\227\031\000\000\000\000i\272\227\000T\n\000\000ŷ\327\000\000\000\000\000\260+\227\031\000\000\000\000\002", '\000' <repeats 15 times>, "\240H\025\032\000\000\000\000\001\000\000\000\000\000\000"
        key_info = <optimized out>
        varchar = <optimized out>
        _db_stack_frame_ = {
          func = 0xd4fc43 "Sql_cmd_alter_table::execute", 
          file = 0xd4fc70 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_alter.cc", 
          level = 2147483654, 
          prev = 0x19973530
        }
        table = <optimized out>
        target_mdl_request = {
          type = 254462, 
          duration = MDL_STATEMENT, 
          next_in_list = 0x82c24a083b2, 
          prev_in_list = 0x3, 
          ticket = 0x9b29650, 
          key = {
            m_length = 11728, 
            m_db_name_length = 6551, 
            m_ptr =               "\000\000\000\000\210V\227\031\000\000\000\000p+\227\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "P\226\262\t\000\000\000\000\300-\227\031\000\000\000\000\236\241\304\000\000\000\000\000\020,\227\031\000\000\000\000\240\022\316\000\024\002\000\000\003\000\000\000\002\000\000\000P\226\262\t\000\000\000\000\060.\227\031\000\000\000\000\210V\227\031\000\000\000\000\320+\227\031\000\000\000\000j\220\304\000\000\000\000\000P\226\262\t\000\000\000\000P\226\262\t\000\000\000\000 .\227\031\000\000\000\000P\226\262\t\000\000\000\000\260.\227\031\000\000\000\000\210V\227\031\000\000\000\000\020,\227\031\000\000\000\000P\226\262\t\000\000\000\000P\226\262\t\000\000\000\000\210V\227\031\000\000\000\000\060,\227\031\000\000\000\000j\220\304\000\000\000\000\000\220H\025\032\000\000\000\000\a\000\000\200\000\000\000\000\200,\227\031\000\000\000\000\202\235\304\000\000\000\000\000\240,\227\031\000\000\000\000j\220\304\000p\001\000\000\000\000\000\000\000\000\000\000P\226\262\t\000\000\000\000P\226\262\t\000\000\000\000\210V\227\031\000\000\000\000\220,\227\031\000\000\000\000\245Up\000\000\000\000\000\360,\227\031\000\000\000\000\006\000\000\200\000\000\000\000\340,\227\031\000\000\000\000\202\235\304\000\000\000\000\000\240-\227\031\000\000\000\000\000#\314\000\234\026\000\000\240SS\001", '\000' <repeats 18 times>, 
            static m_namespace_to_wait_state_name =               {[0] = {
                m_key = 102, 
                m_name = 0xca684d "Waiting for global read lock", 
                m_flags = 0
              },
              [1] = {
                m_key = 103, 
                m_name = 0xca6df8 "Waiting for schema metadata lock", 
                m_flags = 0
              },
              [2] = {
                m_key = 104, 
                m_name = 0xca6e20 "Waiting for table metadata lock", 
                m_flags = 0
              },
              [3] = {
                m_key = 105, 
                m_name = 0xca6e40 "Waiting for stored function metadata lock", 
                m_flags = 0
              },
              [4] = {
                m_key = 106, 
                m_name = 0xca6e70 "Waiting for stored procedure metadata lock", 
                m_flags = 0
              },
              [5] = {
                m_key = 107, 
                m_name = 0xca6ea0 "Waiting for trigger metadata lock", 
                m_flags = 0
              },
              [6] = {
                m_key = 108, 
                m_name = 0xca6ec8 "Waiting for event metadata lock", 
                m_flags = 0
              },
              [7] = {
                m_key = 109, 
                m_name = 0xca686a "Waiting for commit lock", 
                m_flags = 0
              }}
          }
        }
        no_ha_table = <optimized out>
        backup_name =           "\360-\227\031\000\000\000\000\222.w\000\000\000\000\000\220-\227\031\000\000\000\000\261\035\214\000\000\000\000"
        __FUNCTION__ =           "mysql_alter_table"
        tables_opened = <optimized out>
        mdl_ticket = <optimized out>
        fast_alter_partition = <optimized out>
        new_table = <optimized out>
        deleted = <optimized out>
        error = <optimized out>
        new_db_type = <optimized out>
        index_file =           "\020,\227\031\000\000\000\000\205\263\200\000\000\000\000\000\227\332\327\000\000\000\000\000\030\332\327\000\000\000\000\000\r\000\000\200\000\000\000\000\260+\227\031\000\000\000\000\r\000\000\200\000\000\000\000\260+\227\031\000\000\000\000\360)\227\031\000\000\000\000 \000\000\000\000\000\000\000\260+\227\031\000\000\000\000`,\227\031\000\000\000\000\260)\227\031\000\000\000\000P\226\262\t\000\000\000\000\240.\227\031\000\000\000\000\210V\227\031\000\000\000\000\300)\227\031\000\000\000\000j\220\304\000\000\000\000\000./drizzlP\226\262\t\000\000\000\000P,\227\031\000\000\000\000\210V\227\031\000\000\000\000\360)\227\031\000\000\000\000j\220\304\000\000\000\000\000\377\377\377\377\000\000\000\000P\226\262\t\000\000\000\000@,\227\031\000\000\000\000P\226\262\t\000\000\000\000\240,\227\031\000\000\000\000\210V\227\031\000\000\000\000\060*\227\031\000\000\000\000j\220\304\000\000\000\000\000 +\227\031\000\000\000\000P\226\262\t\000\000\000\000\200,\227\031\000\000\000\000\236\241\304\000\000\000\000\000`*\227\031\000\000\000\000j\220\304\000v\001\000\000\000\000\000\000\000\000\000\000P\226\262\t\000\000\000\000\240-\227\031\000\000\000\000\210V\227\031\000\000\000\000\220*\227\031\000\000\000\000j\220\304\000\000\000\000\000\240*\227\031\000\000\000\000P\226\262\t\000\000\000\000\340,\227\031\000\000\000\000\236\241\304\000\000\000\000\000\360,\227\031\000\000\000\000\236\241\304\000\032\027\000\000\200-\227\031\000\000\000\000P\226\262\t\000\000\000\000\220-\227\031\000\000\000\000\210V\227\031\000\000\000\000\360*\227\031\000\000\000\000j\220\304\000\000\000\000\000 .\227\031\000\000\000\000P\226\262\t\000\000\000\000@-\227\031\000\000\000\000\236\241\304\000\000\000\000\000\220+\227\031\000\000\000\000P\226\262\t\241\025\000\000`-\227\031\000\000\000\000\236\241\304\000\000\000\000"
#8  0x00000000008c1b9c in Sql_cmd_alter_table::execute (this=<optimized out>, thd=0x1a07a6f0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_alter.cc:317
        lex = 0x1a07cab8
        create_info = {
          table_charset = 0x0, 
          default_table_charset = 0x0, 
          connect_string = {
            str = 0x0, 
            length = 0
          }, 
          password = 0x0, 
          tablespace = 0x0, 
          comment = {
            str = 0x0, 
            length = 0
          }, 
          data_file_name = 0x0, 
          index_file_name = 0x0, 
          alias = 0x0, 
          max_rows = 0, 
          min_rows = 0, 
          auto_increment_value = 0, 
          table_options = 0, 
          avg_row_length = 0, 
          used_fields = 0, 
          key_block_size = 0, 
          stats_sample_pages = 0, 
          stats_auto_recalc = HA_STATS_AUTO_RECALC_DEFAULT, 
          merge_list = {
            <Sql_alloc> = {<No data fields>}, 
            members of SQL_I_List<TABLE_LIST>: 
            elements = 0, 
            first = 0x0, 
            next = 0x19973430
          }, 
          db_type = 0x0, 
          row_type = ROW_TYPE_NOT_USED, 
          null_bits = 0, 
          options = 0, 
          merge_insert_method = 0, 
          extra_size = 0, 
          varchar = false, 
          storage_media = HA_SM_DEFAULT
        }
        alter_info = {
          static ALTER_ADD_COLUMN = 1, 
          static ALTER_DROP_COLUMN = 2, 
          static ALTER_CHANGE_COLUMN = 4, 
          static ALTER_ADD_INDEX = 8, 
          static ALTER_DROP_INDEX = 16, 
          static ALTER_RENAME = 32, 
          static ALTER_ORDER = 64, 
          static ALTER_OPTIONS = 128, 
          static ALTER_CHANGE_COLUMN_DEFAULT = 256, 
          static ALTER_KEYS_ONOFF = 512, 
          static ALTER_CONVERT = 1024, 
          static ALTER_RECREATE = 2048, 
          static ALTER_ADD_PARTITION = 4096, 
          static ALTER_DROP_PARTITION = 8192, 
          static ALTER_COALESCE_PARTITION = 16384, 
          static ALTER_REORGANIZE_PARTITION = 32768, 
          static ALTER_PARTITION = 65536, 
          static ALTER_ADMIN_PARTITION = 131072, 
          static ALTER_TABLE_REORG = 262144, 
          static ALTER_REBUILD_PARTITION = 524288, 
          static ALTER_ALL_PARTITION = 1048576, 
          static ALTER_REMOVE_PARTITIONING = 2097152, 
          static ADD_FOREIGN_KEY = 4194304, 
          static DROP_FOREIGN_KEY = 8388608, 
          static ALTER_EXCHANGE_PARTITION = 16777216, 
          static ALTER_TRUNCATE_PARTITION = 33554432, 
          static ALTER_COLUMN_ORDER = 67108864, 
          drop_list = {
            <base_list> = {
              <Sql_alloc> = {<No data fields>}, 
              members of base_list: 
              first = 0x200a1668, 
              last = 0x200a1668, 
              elements = 1
            }, <No data fields>}, 
          alter_list = {
            <base_list> = {
              <Sql_alloc> = {<No data fields>}, 
              members of base_list: 
              first = 0x154ace0 <end_of_list>, 
              last = 0x19973488, 
              elements = 0
            }, <No data fields>}, 
          key_list = {
            <base_list> = {
              <Sql_alloc> = {<No data fields>}, 
              members of base_list: 
              first = 0x154ace0 <end_of_list>, 
              last = 0x199734a0, 
              elements = 0
            }, <No data fields>}, 
          create_list = {
            <base_list> = {
              <Sql_alloc> = {<No data fields>}, 
              members of base_list: 
              first = 0x154ace0 <end_of_list>, 
              last = 0x199734b8, 
              elements = 0
            }, <No data fields>}, 
          delayed_key_list = {
            <base_list> = {
              <Sql_alloc> = {<No data fields>}, 
              members of base_list: 
              first = 0x154ace0 <end_of_list>, 
              last = 0x199734d0, 
              elements = 0
            }, <No data fields>}, 
          delayed_key_info = 0x8f8f8f8f8f8f8f8f, 
          delayed_key_count = 2408550287, 
          flags = 2, 
          keys_onoff = Alter_info::LEAVE_AS_IS, 
          partition_names = {
            <base_list> = {
              <Sql_alloc> = {<No data fields>}, 
              members of base_list: 
              first = 0x154ace0 <end_of_list>, 
              last = 0x19973500, 
              elements = 0
            }, <No data fields>}, 
          num_parts = 0, 
          requested_algorithm = Alter_info::ALTER_TABLE_ALGORITHM_DEFAULT, 
          requested_lock = Alter_info::ALTER_TABLE_LOCK_DEFAULT
        }
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x19974230
        }
        __PRETTY_FUNCTION__ =           "virtual bool Sql_cmd_alter_table::execute(THD*)"
        priv = 536870911
        priv_needed = <optimized out>
        select_lex = 0x1a07d1c8
        first_table = 0x200a1078
        result = <optimized out>
#9  0x0000000000776543 in mysql_execute_command (thd=0x1a07a7d8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5157
        res = 0
        lex = 0x1a07cab8
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x19974310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 166, 
            has_disabled_I_S = 7, 
            empty = 26, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x199741f0 " B\227\031", 
            previous_key =               "\360\246\a\032", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 150, 
            has_disabled_I_S = 178, 
            empty = 9, 
            stmt = 0x19975688, 
            saved_key = 0x199741b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\360A\227\031\000\000\000\000\005\000\000\200\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x1a07ca98, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x1a07d1c8
        first_table = 0x200a1078
        all_tables = 0x200a1078
        unit = 0x1a07cb80
        have_table_map_for_update = false
#10 0x000000000077bc88 in mysql_parse (thd=0x1a07a6f0, rawbuf=0x1a07a6f8 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x1a07cab8
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 51
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x19974c40
        }
        start_usecs = 1374813868705447
        end_usecs = 0
        start_cpu_nsecs = 290816669
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813868, 
          tv_usec = 705447
        }
        end_time = {
          tv_sec = 436709104, 
          tv_usec = 429345504
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 290816669
        }
#11 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x1a07a6f0, packet=<optimized out>, packet_length=537530227) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x200a0f73 ""
        parser_state = {
          m_lip = {
            m_thd = 0x1a07a6f0, 
            yylineno = 1, 
            yytoklen = 20, 
            yylval = 0x19974150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x200a0f74 "\016", 
            m_tok_start = 0x200a0f74 "\016", 
            m_tok_end = 0x200a0f74 "\016", 
            m_end_of_query = 0x200a0f73 "", 
            m_tok_start_prev = 0x200a0f73 "", 
            m_buf = 0x200a0f40 "ALTER TABLE dump_table4 DROP `col_int_not_null_key`", 
            m_buf_length = 51, 
            m_echo = true, 
            m_echo_saved = false, 
            m_cpp_buf = 0x200a0fe8 "ALTER TABLE dump_table4 DROP `col_int_not_null_key`", 
            m_cpp_ptr = 0x200a101b "", 
            m_cpp_tok_start = 0x200a101b "", 
            m_cpp_tok_start_prev = 0x200a101b "", 
            m_cpp_tok_end = 0x200a101b "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x196082c0 "\003 ALTER TABLE dump_table4 DROP `col_int_not_null_key` ", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = (DISCARD_COMMENT | unknown: 10043076), 
            m_cpp_text_start = 0x200a1006 "col_int_not_null_key`", 
            m_cpp_text_end = 0x200a101a "`", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x1a07a950
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x19974cf0
        }
#12 0x000000000077d4f5 in do_command (thd=0x1a07a6f0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x196082c0 "\003 ALTER TABLE dump_table4 DROP `col_int_not_null_key` "
        packet_length = <optimized out>
        net = 0x1a07a950
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#13 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x1a07a6f0
#14 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x1a07a6f0
#15 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x19814130) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x19814130
        user_arg = 0x1a07a6f0
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#16 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#17 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 23 (LWP 20011):
+bt full
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00000000006dd5d0 in inline_mysql_cond_timedwait (that=0x1a0622a8, mutex=0x1a062278, abstime=0x199b3da0, src_file=<optimized out>, src_line=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
        result = <optimized out>
#2  0x00000000006dd715 in MDL_wait::timed_wait (this=0x1a062278, owner=0x1a062140, abs_timeout=0x199b3da0, set_status_on_timeout=true, wait_state_name=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:1306
        old_stage = {
          m_key = 46, 
          m_name = 0xc82ec9 "Opening tables", 
          m_flags = 436609656
        }
        result = <optimized out>
        wait_result = <optimized out>
        __FUNCTION__ =           "timed_wait"
#3  0x00000000006dee2f in MDL_context::acquire_lock (this=0x1a062278, mdl_request=0x1a243310, lock_wait_timeout=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2245
        ticket = 0x1a11c230
        __PRETTY_FUNCTION__ =           "bool MDL_context::acquire_lock(MDL_request*, ulong)"
        lock = 0x205e6bb0
        abs_timeout = {
          tv_sec = 1406349868, 
          tv_nsec = 690014600
        }
        wait_status = <optimized out>
#4  0x0000000000721b09 in open_table_get_mdl_lock (thd=0x1a062140, ot_ctx=0x199b4460, mdl_request=0x1a243310, flags=<optimized out>, mdl_ticket=0x199b42e0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:2527
        mdl_deadlock_handler = {
          <Internal_error_handler> = {
            _vptr.Internal_error_handler = 0x1415a90 <vtable for MDL_deadlock_handler+16>, 
            m_prev_internal_handler = 0x0
          }, 
          members of MDL_deadlock_handler: 
          m_ot_ctx = 0x199b4460, 
          m_is_active = false
        }
        result = <optimized out>
        mdl_request_shared = {
          type = 26, 
          duration = MDL_STATEMENT, 
          next_in_list = 0x199b4000, 
          prev_in_list = 0x199b4000, 
          ticket = 0x1a11b520, 
          key = {
            m_length = 15968, 
            m_db_name_length = 6555, 
            m_ptr =               "\000\000\000\000p\212\236\023\000\000\000\000\320@\233\031\000\000\000\000\210f\233\031\000\000\000\000p>\233\031\000\000\000\000j\220\304\000\000\000\000\000\200>\233\031\000\000\000\000p\212\236\023\000\000\000\000\300@\233\031\000\000\000\000_\224\231\000\000\000\000\000\000\232\262\b\000\000\000\000`\223T\001\000\000\000\000\000?\233\031\000\000\000\000\235\320m\000\000\000\000\000\002\021\000\000\000\000\000\000\360?\000\070\000\000\000\000@", '\000' <repeats 15 times>, "\360>\233\031\000\000\000\000\031\371m\000\000\000\000\000\000?\233\031\000\000\000\000\243\000n", '\000' <repeats 13 times>, "p\232\262\b\000\000\000\000\060\315.\032\000\000\000\000\330?\233\031\000\000\000\000\060?\233\031\000\000\000\000\017\002n\000\000\000\000\000x\"\006\032\000\000\000\000\200@\233\031\000\000\000\000x\"\006\032\000\000\000\000\330?\233\031\000\000\000\000\200?\233\031\000\000\000\000.\354m\000\000\000\000\000\320A\233\031\000\000\000\000\210f\233\031\000\000\000\000x\"\006\032\000\000\000\000x\"\006\032\000\000\000\000\200@\233\031", '\000' <repeats 12 times>, "\200\063\341\001\000\000\000\000\300E\006\032\000\000\000\000\020@\233\031\000\000\000\000F\355m\000\000\000\000\000p\212\236\023\000\000\000\000\210f\233\031\000\000\000\000\300?\233\031\000\000\000\000j\220\304\000\000\000\000\000\340?\233\031\000\000", 
            static m_namespace_to_wait_state_name =               {[0] = {
                m_key = 102, 
                m_name = 0xca684d "Waiting for global read lock", 
                m_flags = 0
              },
              [1] = {
                m_key = 103, 
                m_name = 0xca6df8 "Waiting for schema metadata lock", 
                m_flags = 0
              },
              [2] = {
                m_key = 104, 
                m_name = 0xca6e20 "Waiting for table metadata lock", 
                m_flags = 0
              },
              [3] = {
                m_key = 105, 
                m_name = 0xca6e40 "Waiting for stored function metadata lock", 
                m_flags = 0
              },
              [4] = {
                m_key = 106, 
                m_name = 0xca6e70 "Waiting for stored procedure metadata lock", 
                m_flags = 0
              },
              [5] = {
                m_key = 107, 
                m_name = 0xca6ea0 "Waiting for trigger metadata lock", 
                m_flags = 0
              },
              [6] = {
                m_key = 108, 
                m_name = 0xca6ec8 "Waiting for event metadata lock", 
                m_flags = 0
              },
              [7] = {
                m_key = 109, 
                m_name = 0xca686a "Waiting for commit lock", 
                m_flags = 0
              }}
          }
        }
        __PRETTY_FUNCTION__ =           "bool open_table_get_mdl_lock(THD*, Open_table_context*, MDL_request*, uint, MDL_ticket**)"
#5  0x000000000072640a in open_table (thd=0x1a062140, table_list=0x1a242f70, ot_ctx=0x199b4460) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:2819
        table = <optimized out>
        key = <optimized out>
        alias = 0x1a242f58 "table16_int_autoinc"
        flags = 0
        _db_stack_frame_ = {
          func = 0xcb0116 "open_and_process_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483656, 
          prev = 0x199b4370
        }
        __PRETTY_FUNCTION__ =           "bool open_table(THD*, TABLE_LIST*, Open_table_context*)"
        mdl_ticket = <optimized out>
        key_length = 25
        error = <optimized out>
        share = <optimized out>
        hash_value = <optimized out>
#6  0x0000000000727bf1 in open_and_process_table (thd=0x1a062140, lex=0x1a064508, tables=0x1a242f70, counter=0x1a0645c0, flags=<optimized out>, prelocking_strategy=0x199b4550, has_prelocking_list=false, ot_ctx=0x199b4460) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4567
        error = <optimized out>
        safe_to_ignore_table = false
        _db_stack_frame_ = {
          func = 0xcaff08 "open_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483655, 
          prev = 0x199b4490
        }
        __PRETTY_FUNCTION__ =           "bool open_and_process_table(THD*, LEX*, TABLE_LIST*, uint*, uint, Prelocking_strategy*, bool, Open_table_context*)"
#7  0x0000000000727f62 in open_tables (thd=0x1a062140, start=0x199b4518, counter=0x1a0645c0, flags=0, prelocking_strategy=0x199b4550) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5069
        some_routine_modifies_data = false
        _db_stack_frame_ = {
          func = 0xcb1640 "open_normal_and_derived_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483654, 
          prev = 0x199b4520
        }
        xa_state = <optimized out>
        __PRETTY_FUNCTION__ =           "bool open_tables(THD*, TABLE_LIST**, uint*, uint, Prelocking_strategy*)"
        table_to_open = 0x199b4518
        ot_ctx = {
          m_failed_table = 0x0, 
          m_start_of_statement_svp = {
            m_stmt_ticket = 0x0, 
            m_trans_ticket = 0x1980faa0
          }, 
          m_timeout = 31536000, 
          m_flags = 0, 
          m_action = Open_table_context::OT_NO_ACTION, 
          m_has_locks = true, 
          m_has_protection_against_grl = true
        }
        has_prelocking_list = false
        __FUNCTION__ =           "open_tables"
        sroutine_to_open = 0x1a0645a0
        tables = <optimized out>
        error = false
#8  0x00000000007285a6 in open_normal_and_derived_tables (thd=0x1a062140, tables=0x1a242f70, flags=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5768
        prelocking_strategy = {
          <Prelocking_strategy> = {
            _vptr.Prelocking_strategy = 0x1415a50 <vtable for DML_prelocking_strategy+16>
          }, <No data fields>}
        mdl_savepoint = {
          m_stmt_ticket = 0x0, 
          m_trans_ticket = 0x1980faa0
        }
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x199b5230
        }
        __PRETTY_FUNCTION__ =           "bool open_normal_and_derived_tables(THD*, TABLE_LIST*, uint)"
#9  0x0000000000776e15 in mysql_execute_command (thd=0x1a062228) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3705
        sel_result = <optimized out>
        res = <optimized out>
        lex = 0x1a064508
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x199b5310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 33, 
            has_disabled_I_S = 6, 
            empty = 26, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x199b51f0 " R\233\031", 
            previous_key =               "@!\006\032", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 138, 
            has_disabled_I_S = 158, 
            empty = 19, 
            stmt = 0x199b6688, 
            saved_key = 0x199b51b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\250ٜ \000\000\000\000\003\000\000\000\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x1a0644e8, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x1a064c18
        first_table = 0x1a242f70
        all_tables = 0x1a242f70
        unit = 0x1a0645d0
        have_table_map_for_update = false
#10 0x000000000077bc88 in mysql_parse (thd=0x1a062140, rawbuf=0x1a062148 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x1a064508
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 1389
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x199b5c40
        }
        start_usecs = 1374813868685020
        end_usecs = 0
        start_cpu_nsecs = 421136362
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813868, 
          tv_usec = 685020
        }
        end_time = {
          tv_sec = 436609344, 
          tv_usec = 429611744
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 421136362
        }
#11 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x1a062140, packet=<optimized out>, packet_length=438577389) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x1a2428ed ""
        parser_state = {
          m_lip = {
            m_thd = 0x1a062140, 
            yylineno = 1, 
            yytoklen = 3, 
            yylval = 0x199b5150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x1a2428ee "\004", 
            m_tok_start = 0x1a2428ee "\004", 
            m_tok_end = 0x1a2428ee "\004", 
            m_end_of_query = 0x1a2428ed "", 
            m_tok_start_prev = 0x1a2428ed "", 
            m_buf = 0x1a242380 "INSERT INTO `table16_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table22_int_autoinc` WHERE `col_int_not_null` BETWEEN 9 AND 242 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 100 /*Generated by THREAD_ID 4*/", 
            m_buf_length = 1389, 
            m_echo = true, 
            m_echo_saved = true, 
            m_cpp_buf = 0x1a242958 "INSERT INTO `table16_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table22_int_autoinc` WHERE `col_int_not_null` BETWEEN 9 AND 242 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 100 /*Generated by THREAD_ID 4*/", 
            m_cpp_ptr = 0x1a242ec5 "", 
            m_cpp_tok_start = 0x1a242ec5 "", 
            m_cpp_tok_start_prev = 0x1a242ec5 "", 
            m_cpp_tok_end = 0x1a242ec5 "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x1a19bbf0 "\003 INSERT INTO `table16_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table22_int_autoinc` WHERE `col_int_not_null` BETWEEN 9 AND 242 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 100 /*Generated by THREAD_ID 4*/ ", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = NO_COMMENT, 
            m_cpp_text_start = 0x1a242ea5 "100 /*Generated by THREAD_ID 4*/", 
            m_cpp_text_end = 0x1a242ea8 " /*Generated by THREAD_ID 4*/", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x1a0623a0
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x199b5cf0
        }
#12 0x000000000077d4f5 in do_command (thd=0x1a062140) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x1a19bbf0 "\003 INSERT INTO `table16_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table22_int_autoinc` WHERE `col_int_not_null` BETWEEN 9 AND 242 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 100 /*Generated by THREAD_ID 4*/ "
        packet_length = <optimized out>
        net = 0x1a0623a0
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#13 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x1a062140
#14 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x1a062140
#15 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x1a224340) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x1a224340
        user_arg = 0x1a062140
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#16 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#17 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 22 (LWP 20013):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x13948f00, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000afe96d in sync_array_wait_event (arr=0x9255b30, index=18) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
        cell = 0x96548c0
        event = 0x13948f00
#4  0x0000000000b00739 in mutex_spin_wait (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0sync.cc:583
        i = <optimized out>
        index = 18
        sync_arr = <optimized out>
        counter_index = 429881088
#5  0x0000000000b84380 in pfs_mutex_enter_func (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0sync.ic:251
No locals.
#6  0x0000000000b8d308 in dict_table_open_on_name (table_name=0x199f4630 "test/table38_int_autoinc", dict_locked=0, try_drop=1, ignore_err=DICT_ERR_IGNORE_NONE) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc:955
        table = <optimized out>
#7  0x0000000000a08482 in ha_innobase::open (this=0x2097f530, name=0x20764628 "./test/table38_int_autoinc", mode=<optimized out>, test_if_locked=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:4996
        ib_table = <optimized out>
        par_case_name_set = 0
        ignore_err = DICT_ERR_IGNORE_NONE
        norm_name =           "test/table38_int_autoinc\000\241\304\000\260\000\000\000\020\000\000\000\000\000\000\000 \235#!\333\001\000\000\200F\237\031\000\000\000\000p\033\264\t\000\000\000\000 I\237\031\000\000\000\000\210v\237\031\000\000\000\000\240F\237\031\000\000\000\000j\220\304\000\000\000\000\000\300F\237\031\000\000\000\000p\033\264\t\000\000\000\000\360H\237\031\000\000\000\000\236\241\304\000\000\000\000\000\300\303{\031\000\000\000\000\220\365E\031\065\002\000\000\360F\237\031\000\000\000\000\020G\237\031\000\000\000\000H\303{\031\000\000\000\000\002\000\000\000\000\000\000\000\000Gk\031\000\000\000\000p\033\264\t\000\000\000\000\240I\237\031\000\000\000\000p\033\264\t\000\000\000\000p\033\264\t\000\000\000\000\210v\237\031\000\000\000\000\060G\237\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000(\035\000\000\000\000\000\000\306>\231\000\000\000\000\000pG\237\031\000\000\000\000p\033\264\t\000\000\000\000p\033\264\t\000\000\000\000\210v\237\031\000\000\000\000\220G\237\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000p\033\264\t\000\000\000\000p\033\264\t\000\000\000\000\210v\237\031\000\000\000\000\320G\237\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000\300\a\000\000\000\000\000\000\306>\231\000\000\000\000\000\020H\237\031\000\000\000\000p\033\264\t\000\000\000\000p\033\264\t\000\000\000\000\210v\237\031\000\000\000\000\060H\237\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\v\000\000\200\000\000\000"
        thd = 0x197bc210
        is_part = <optimized out>
        par_case_name =           "\270L\237\031\000\000\000\000\001", '\000' <repeats 15 times>, "\330\016j ", '\000' <repeats 12 times>, "\060\000R \000\000\000\000\200\371Q \000\000\000\000`wZ\001\000\000\000\000\240\366Q ", '\000' <repeats 12 times>, "\260D\237\031\000\000\000\000\001\000\000\000\000\000\000\000\001\000\000\000\000\000\000\000\002\000\000\000\000\000\000\000\360sb \000\000\000\000\001\000\000\000\000\000\000\000t\207", '\000' <repeats 14 times>, "\020\000\000\000\000\000\000\000\001", '\000' <repeats 23 times>, "\360D\237\031\000\000\000\000\360\000R \000\000\000\000\230\006R \000\000\000\000p\033\264\t\000\000\000\000\220G\237\031\000\000\000\000\210v\237\031\000\000\000\000\060E\237\031\000\000\000\000j\220\304\000\000\000\000\000\207\t\000\000\000\000\000\000p\033\264\t\000\000\000\000\200G\237\031\000\000\000\000\236\241\304", '\000' <repeats 13 times>, "XM\237\031B\000\000\000\177@\250\v\000\000\000\000p\033\264\t\000\000\000\000\360G\237\031\000\000\000\000\210v\237\031\000\000\000\000\220E\237\031\000\000\000\000j\220\304\000\000\000\000\000p\033\264\t\000\000\000\000p\033\264\t\000\000\000\000\340G\237\031\000\000\000\000p\033\264\t\000\000\000\000\060H\237\031\000\000\000\000\210v\237\031\000\000\000\000\320E\237\031\000\000\000\000j\220\304\000\000\000\000\000`H\237\031\000\000\000\000p\033\264\t\000\000\000\000 H\237\031\000\000\000\000\236\241\304\000\000\000\000\000pH\237\031\000\000\000\000p\033\264\tB\000\000\000@H\237\031\000\000\000\000p\033\264\t\000\000\000\000\240H\237\031\000\000\000\000\210v\237\031\000\000\000\000\060F\237\031\000\000\000\000j\220\304\000\000\000\000\000@F\237\031\000\000\000\000p\033\264\t\000\000\000"
        _db_stack_frame_ = {
          func = 0xc8b533 "handler::ha_open", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483660, 
          prev = 0x199f48a0
        }
        no_tablespace = <optimized out>
#8  0x000000000064303a in handler::ha_open (this=0x2097f530, table_arg=<optimized out>, name=0x20764628 "./test/table38_int_autoinc", mode=2, test_if_locked=2) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2478
        error = <optimized out>
        _db_stack_frame_ = {
          func = 0xce10bd "open_table_from_share", 
          file = 0xce12a0 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc", 
          level = 2147483659, 
          prev = 0x199f49a0
        }
        __PRETTY_FUNCTION__ =           "int handler::ha_open(TABLE*, const char*, int, int)"
#9  0x000000000080c4f3 in open_table_from_share (thd=0x197bc210, share=<optimized out>, alias=<optimized out>, db_stat=39, prgflag=<optimized out>, ha_open_flags=0, outparam=0x2097ec10, is_create_table=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc:2318
        ha_err = <optimized out>
        records = <optimized out>
        error_reported = false
        record = <optimized out>
        _db_stack_frame_ = {
          func = 0xcba53f "open_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483658, 
          prev = 0x199f4ca0
        }
        __PRETTY_FUNCTION__ =           "int open_table_from_share(THD*, TABLE_SHARE*, const char*, uint, uint, uint, TABLE*, bool)"
        bitmaps = 0x20962768 ""
        error = 2
        i = <optimized out>
        bitmap_size = 4
        field_ptr = <optimized out>
#10 0x000000000072692e in open_table (thd=0x197bc210, table_list=0x196b41a0, ot_ctx=0x199f4e50) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:3082
        table = 0x2097ec10
        key = 0x196b4565 "test"
        alias = 0x196b4188 "table38_int_autoinc"
        flags = 0
        _db_stack_frame_ = {
          func = 0xcb0116 "open_and_process_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483657, 
          prev = 0x199f4d60
        }
        __PRETTY_FUNCTION__ =           "bool open_table(THD*, TABLE_LIST*, Open_table_context*)"
        mdl_ticket = 0x20a16f50
        key_length = 25
        error = <optimized out>
        share = 0x207642e0
        hash_value = 1561694767
#11 0x0000000000727bf1 in open_and_process_table (thd=0x197bc210, lex=0x197be5d8, tables=0x196b41a0, counter=0x197be690, flags=<optimized out>, prelocking_strategy=0x199f4f40, has_prelocking_list=false, ot_ctx=0x199f4e50) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4567
        error = <optimized out>
        safe_to_ignore_table = false
        _db_stack_frame_ = {
          func = 0xcaff08 "open_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483656, 
          prev = 0x199f4e80
        }
        __PRETTY_FUNCTION__ =           "bool open_and_process_table(THD*, LEX*, TABLE_LIST*, uint*, uint, Prelocking_strategy*, bool, Open_table_context*)"
#12 0x0000000000727f62 in open_tables (thd=0x197bc210, start=0x199f4f08, counter=0x197be690, flags=0, prelocking_strategy=0x199f4f40) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5069
        some_routine_modifies_data = false
        _db_stack_frame_ = {
          func = 0xcb1640 "open_normal_and_derived_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483655, 
          prev = 0x199f4f10
        }
        xa_state = <optimized out>
        __PRETTY_FUNCTION__ =           "bool open_tables(THD*, TABLE_LIST**, uint*, uint, Prelocking_strategy*)"
        table_to_open = 0x199f4f08
        ot_ctx = {
          m_failed_table = 0x0, 
          m_start_of_statement_svp = {
            m_stmt_ticket = 0x0, 
            m_trans_ticket = 0x1945f590
          }, 
          m_timeout = 31536000, 
          m_flags = 0, 
          m_action = Open_table_context::OT_NO_ACTION, 
          m_has_locks = true, 
          m_has_protection_against_grl = true
        }
        has_prelocking_list = false
        __FUNCTION__ =           "open_tables"
        sroutine_to_open = 0x197be670
        tables = <optimized out>
        error = false
#13 0x00000000007285a6 in open_normal_and_derived_tables (thd=0x197bc210, tables=0x196b41a0, flags=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5768
        prelocking_strategy = {
          <Prelocking_strategy> = {
            _vptr.Prelocking_strategy = 0x1415a50 <vtable for DML_prelocking_strategy+16>
          }, <No data fields>}
        mdl_savepoint = {
          m_stmt_ticket = 0x0, 
          m_trans_ticket = 0x1945f590
        }
        _db_stack_frame_ = {
          func = 0xcd282b "mysql_update", 
          file = 0xcd2468 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_update.cc", 
          level = 2147483654, 
          prev = 0x199f54d0
        }
        __PRETTY_FUNCTION__ =           "bool open_normal_and_derived_tables(THD*, TABLE_LIST*, uint)"
#14 0x00000000007e404c in mysql_update (thd=0x197bc210, table_list=0x196b41a0, fields=..., values=..., conds=0x196b4b80, order_num=0, order=0x0, limit=18446744073709551615, handle_duplicates=DUP_ERROR, ignore=false, found_return=0x199f6268, updated_return=0x199f6270) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_update.cc:251
        safe_update = false
        used_index = <optimized out>
        want_privilege = <optimized out>
        __PRETTY_FUNCTION__ =           "int mysql_update(THD*, TABLE_LIST*, List<Item>&, List<Item>&, Item*, uint, ORDER*, ha_rows, enum_duplicates, bool, ha_rows*, ha_rows*)"
        transactional_table = <optimized out>
        will_batch = <optimized out>
        reverse = false
        id = <optimized out>
        used_key_is_modified = false
        select_lex = 0x197bece8
        res = <optimized out>
        dup_key_found = <optimized out>
        found = <optimized out>
        old_covering_keys = {
          map = 0
        }
        table = <optimized out>
        update = {
          <Sql_alloc> = {<No data fields>}, 
          members of COPY_INFO: 
          _vptr.COPY_INFO = 0x142d350 <vtable for COPY_INFO+16>, 
          m_optype = COPY_INFO::UPDATE_OPERATION, 
          m_changed_columns = 0x197bee08, 
          m_changed_columns2 = 0x0, 
          m_manage_defaults = true, 
          m_function_default_columns = 0x0, 
          handle_duplicates = DUP_ERROR, 
          ignore = false, 
          stats = {
            records = 0, 
            deleted = 0, 
            updated = 0, 
            copied = 0, 
            error_count = 0, 
            touched = 0
          }, 
          escape_char = 0, 
          last_errno = 0, 
          update_values = 0x197bf228
        }
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x199f6230
        }
        loc_error = <optimized out>
        need_sort = true
        updated = <optimized out>
        select = 0x0
        info = {
          table = 0x199f5470, 
          forms = 0x169c00000069, 
          unlock_row = 0x80000006, 
          read_record = 0x0, 
          thd = 0x0, 
          select = 0x197bd2c0, 
          cache_records = 4, 
          ref_length = 0, 
          struct_length = 0, 
          reclength = 0, 
          rec_cache_size = 429872320, 
          error_offset = 0, 
          index = 7363541, 
          ref_pos = 0x199f5410 "P\323B\001", 
          record = 0x196b4420 "\001", 
          rec_buf = 0x0, 
          cache = 0x197bc210 "\220cA\001", 
          cache_pos = 0x0, 
          cache_end = 0x199f5470 "", 
          read_positions = 0x4 <Address 0x4 out of bounds>, 
          io_cache = 0x196b4408, 
          print_error = 16, 
          ignore_not_found_rows = 194
        }
        __FUNCTION__ =           "mysql_update"
        using_limit = false
        error = 1
        using_filesort = <optimized out>
        read_removal = false
        all_fields = {
          <base_list> = {
            <Sql_alloc> = {<No data fields>}, 
            members of base_list: 
            first = 0x154ace0 <end_of_list>, 
            last = 0x199f54f0, 
            elements = 0
          }, <No data fields>}
        killed_status = THD::NOT_KILLED
#15 0x0000000000777c5e in mysql_execute_command (thd=0x197bc2f8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3511
        found = 0
        updated = 0
        res = 0
        lex = 0x197be5d8
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x199f6310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 194, 
            has_disabled_I_S = 123, 
            empty = 25, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x199f61f0 " b\237\031", 
            previous_key =               "\020\302{\031", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 27, 
            has_disabled_I_S = 180, 
            empty = 9, 
            stmt = 0x199f7688, 
            saved_key = 0x199f61b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\330Jk\031\000\000\000\000\001\000\000\000\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x197be5b8, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x197bece8
        first_table = 0x196b41a0
        all_tables = 0x196b41a0
        unit = 0x197be6a0
        have_table_map_for_update = false
#16 0x000000000077bc88 in mysql_parse (thd=0x197bc210, rawbuf=0x197bc218 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x197be5d8
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 94
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x199f6c40
        }
        start_usecs = 1374813868530842
        end_usecs = 0
        start_cpu_nsecs = 265066344
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813868, 
          tv_usec = 530842
        }
        end_time = {
          tv_sec = 427541008, 
          tv_usec = 429877984
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 265066344
        }
#17 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x197bc210, packet=<optimized out>, packet_length=426459182) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x196b402e ""
        parser_state = {
          m_lip = {
            m_thd = 0x197bc210, 
            yylineno = 1, 
            yytoklen = 1, 
            yylval = 0x199f6150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x196b402f "\004", 
            m_tok_start = 0x196b402f "\004", 
            m_tok_end = 0x196b402f "\004", 
            m_end_of_query = 0x196b402e "", 
            m_tok_start_prev = 0x196b402e "", 
            m_buf = 0x196b3fd0 "UPDATE `table38_int_autoinc` SET `col_int_not_null` = `col_int` WHERE col_int_not_null_key = 0", 
            m_buf_length = 94, 
            m_echo = true, 
            m_echo_saved = false, 
            m_cpp_buf = 0x196b4098 "UPDATE `table38_int_autoinc` SET `col_int_not_null` = `col_int` WHERE col_int_not_null_key = 0", 
            m_cpp_ptr = 0x196b40f6 "", 
            m_cpp_tok_start = 0x196b40f6 "", 
            m_cpp_tok_start_prev = 0x196b40f6 "", 
            m_cpp_tok_end = 0x196b40f6 "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x208b4b40 "\003 UPDATE `table38_int_autoinc` SET `col_int_not_null` = `col_int` WHERE col_int_not_null_key = 0 ", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = (DISCARD_COMMENT | unknown: 10043076), 
            m_cpp_text_start = 0x196b40f5 "0", 
            m_cpp_text_end = 0x196b40f6 "", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x197bc470
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x199f6cf0
        }
#18 0x000000000077d4f5 in do_command (thd=0x197bc210) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x208b4b40 "\003 UPDATE `table38_int_autoinc` SET `col_int_not_null` = `col_int` WHERE col_int_not_null_key = 0 "
        packet_length = <optimized out>
        net = 0x197bc470
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#19 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x197bc210
#20 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x197bc210
#21 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x19478480) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x19478480
        user_arg = 0x197bc210
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#22 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#23 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 21 (LWP 20015):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x13948f00, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000afe96d in sync_array_wait_event (arr=0x9255b30, index=8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
        cell = 0x96545a0
        event = 0x13948f00
#4  0x0000000000b00739 in mutex_spin_wait (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0sync.cc:583
        i = <optimized out>
        index = 8
        sync_arr = <optimized out>
        counter_index = 430147328
#5  0x0000000000b84380 in pfs_mutex_enter_func (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0sync.ic:251
No locals.
#6  0x0000000000b8d308 in dict_table_open_on_name (table_name=0x19a35bf0 "test/table11_int_autoinc", dict_locked=0, try_drop=1, ignore_err=DICT_ERR_IGNORE_NONE) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc:955
        table = <optimized out>
#7  0x0000000000a08482 in ha_innobase::open (this=0x206480e0, name=0x202b3f78 "./test/table11_int_autoinc", mode=<optimized out>, test_if_locked=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:4996
        ib_table = <optimized out>
        par_case_name_set = 0
        ignore_err = DICT_ERR_IGNORE_NONE
        norm_name =           "test/table11_int_autoinc\000\241\304\000\260\000\000\000\002\021\000\000\000\000\000\000\340]m\031\333\001\000\000p_m\031\000\000\000\000:\001\000\000\000\000\000\000`\\\243\031\000\000\000\000\346\332m\000\000\000\000\000p\246\262\b\000\000\000\000`\352\302\004\000\000\000\000\000_\243\031\000\000\000\000\210\206\243\031\000\000\000\000\200\\\243\031\000\000\000\000j\220\304\000\000\000\000\000\220\\\243\031\000\000\000\000`\352\302\004\000\000\000\000\320^\243\031\000\000\000\000\236\241\304\000\000\000\000\000\300\\\243\031\000\000\000\000\017\002n\000\027\001\000\000ȭ\373\031\000\000\000\000\230\276\024\032\000\000\000\000ȭ\373\031\000\000\000\000`\352\302\004\000\000\000\000`\352\302\004\000\000\000\000\210\206\243\031\000\000\000\000\360\\\243\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000(\035\000\000\000\000\000\000\306>\231\000\000\000\000\000\060]\243\031\000\000\000\000`\352\302\004\000\000\000\000`\352\302\004\000\000\000\000\210\206\243\031\000\000\000\000P]\243\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000`\352\302\004\000\000\000\000`\352\302\004\000\000\000\000\210\206\243\031\000\000\000\000\220]\243\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000\300\a\000\000\000\000\000\000\306>\231\000\000\000\000\000\320]\243\031\000\000\000\000`\352\302\004\000\000\000\000`\352\302\004\000\000\000\000\210\206\243\031\000\000\000\000\360]\243\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\n\000\000\200\000\000\000"
        thd = 0x19fbac90
        is_part = <optimized out>
        par_case_name =           "\020Z\243\031\000\000\000\000j\220\304\000\000\000\000\000\240\\\243\031\000\000\000\000`\352\302\004\000\000\000\000`\\\243\031\000\000\000\000\236\241\304\000\000\000\000\000@Z\243\031\000\000\000\000j\220\304\000\232\n\000\000\200\\\243\031\000\000\000\000`\352\302\004\000\000\000\000\220\\\243\031\000\000\000\000`\352\302\004\000\000\000\000\360\\\243\031\000\000\000\000\210\206\243\031\000\000\000\000\200Z\243\031\000\000\000\000j\220\304\000\000\000\000\000\220Z\243\031\000\000\000\000`\352\302\004\000\000\000\000\320\\\243\031\000\000\000\000\236\241\304\000\000\000\000\000\340\\\243\031\000\000\000\000`\352\302\004\312\n\000\000@]\243\031\000\000\000\000\210\206\243\031\000\000\000\000\320Z\243\031\000\000\000\000`\352\302\004\000\000\000\000P]\243\031\000\000\000\000\210\206\243\031\000\000\000\000\360Z\243\031\000\000\000\000j\220\304\000\000\000\000\000\000[\243\031\000\000\000\000`\352\302\004\000\000\000\000@]\243\031\000\000\000\000\236\241\304\000\000\000\000\000P]\243\031\000\000\000\000\236\241\304\000B\000\000\000`\352\302\004\000\000\000\000`\352\302\004\000\000\000\000\260]\243\031\000\000\000\000\210\206\243\031\000\000\000\000P[\243\031\000\000\000\000j\220\304\000\000\000\000\000`\352\302\004\000\000\000\000`\352\302\004\000\000\000\000\240]\243\031\000\000\000\000`\352\302\004\000\000\000\000\360]\243\031\000\000\000\000\210\206\243\031\000\000\000\000\220[\243\031\000\000\000\000j\220\304\000\000\000\000\000 ^\243\031\000\000\000\000`\352\302\004\000\000\000\000\340]\243\031\000\000\000\000\236\241\304\000\000\000\000\000\060^\243\031\000\000\000\000`\352\302\004B\000\000\000\000^\243\031\000\000\000\000`\352\302\004\000\000\000\000`^\243\031\000\000\000\000\210\206\243\031\000\000\000\000\360[\243\031\000\000\000\000j\220\304\000\000\000\000\000\000\\\243\031\000\000\000\000`\352\302\004\000\000\000"
        _db_stack_frame_ = {
          func = 0xc8b533 "handler::ha_open", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483659, 
          prev = 0x19a35e60
        }
        no_tablespace = <optimized out>
#8  0x000000000064303a in handler::ha_open (this=0x206480e0, table_arg=<optimized out>, name=0x202b3f78 "./test/table11_int_autoinc", mode=2, test_if_locked=2) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2478
        error = <optimized out>
        _db_stack_frame_ = {
          func = 0xce10bd "open_table_from_share", 
          file = 0xce12a0 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc", 
          level = 2147483658, 
          prev = 0x19a35f60
        }
        __PRETTY_FUNCTION__ =           "int handler::ha_open(TABLE*, const char*, int, int)"
#9  0x000000000080c4f3 in open_table_from_share (thd=0x19fbac90, share=<optimized out>, alias=<optimized out>, db_stat=39, prgflag=<optimized out>, ha_open_flags=0, outparam=0x206477c0, is_create_table=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc:2318
        ha_err = <optimized out>
        records = <optimized out>
        error_reported = false
        record = <optimized out>
        _db_stack_frame_ = {
          func = 0xcba53f "open_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483657, 
          prev = 0x19a36260
        }
        __PRETTY_FUNCTION__ =           "int open_table_from_share(THD*, TABLE_SHARE*, const char*, uint, uint, uint, TABLE*, bool)"
        bitmaps = 0x2070ea20 ""
        error = 2
        i = <optimized out>
        bitmap_size = 4
        field_ptr = <optimized out>
#10 0x000000000072692e in open_table (thd=0x19fbac90, table_list=0x1a14baf8, ot_ctx=0x19a36410) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:3082
        table = 0x206477c0
        key = 0x1a14bebd "test"
        alias = 0x1a14bae0 "table1"
        flags = 0
        _db_stack_frame_ = {
          func = 0xcb0116 "open_and_process_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483656, 
          prev = 0x19a36320
        }
        __PRETTY_FUNCTION__ =           "bool open_table(THD*, TABLE_LIST*, Open_table_context*)"
        mdl_ticket = 0x1a05e640
        key_length = 25
        error = <optimized out>
        share = 0x202b3c30
        hash_value = 3967733423
#11 0x0000000000727bf1 in open_and_process_table (thd=0x19fbac90, lex=0x19fbd058, tables=0x1a14baf8, counter=0x19fbd110, flags=<optimized out>, prelocking_strategy=0x19a36500, has_prelocking_list=false, ot_ctx=0x19a36410) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4567
        error = <optimized out>
        safe_to_ignore_table = false
        _db_stack_frame_ = {
          func = 0xcaff08 "open_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483655, 
          prev = 0x19a36440
        }
        __PRETTY_FUNCTION__ =           "bool open_and_process_table(THD*, LEX*, TABLE_LIST*, uint*, uint, Prelocking_strategy*, bool, Open_table_context*)"
#12 0x0000000000727f62 in open_tables (thd=0x19fbac90, start=0x19a364c8, counter=0x19fbd110, flags=0, prelocking_strategy=0x19a36500) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5069
        some_routine_modifies_data = false
        _db_stack_frame_ = {
          func = 0xcb1640 "open_normal_and_derived_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483654, 
          prev = 0x19a364d0
        }
        xa_state = <optimized out>
        __PRETTY_FUNCTION__ =           "bool open_tables(THD*, TABLE_LIST**, uint*, uint, Prelocking_strategy*)"
        table_to_open = 0x19a364c8
        ot_ctx = {
          m_failed_table = 0x0, 
          m_start_of_statement_svp = {
            m_stmt_ticket = 0x0, 
            m_trans_ticket = 0x0
          }, 
          m_timeout = 31536000, 
          m_flags = 0, 
          m_action = Open_table_context::OT_NO_ACTION, 
          m_has_locks = false, 
          m_has_protection_against_grl = false
        }
        has_prelocking_list = false
        __FUNCTION__ =           "open_tables"
        sroutine_to_open = 0x19fbd0f0
        tables = <optimized out>
        error = false
#13 0x00000000007285a6 in open_normal_and_derived_tables (thd=0x19fbac90, tables=0x1a14baf8, flags=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5768
        prelocking_strategy = {
          <Prelocking_strategy> = {
            _vptr.Prelocking_strategy = 0x1415a50 <vtable for DML_prelocking_strategy+16>
          }, <No data fields>}
        mdl_savepoint = {
          m_stmt_ticket = 0x0, 
          m_trans_ticket = 0x0
        }
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x19a37230
        }
        __PRETTY_FUNCTION__ =           "bool open_normal_and_derived_tables(THD*, TABLE_LIST*, uint)"
#14 0x000000000077439b in execute_sqlcom_select (thd=0x19fbac90, all_tables=0x1a14baf8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5278
        lex = 0x19fbd058
        result = 0x0
        res = <optimized out>
#15 0x0000000000777b6e in mysql_execute_command (thd=0x19fbad78) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:2762
        res = <optimized out>
        lex = 0x19fbd058
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x19a37310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 172, 
            has_disabled_I_S = 251, 
            empty = 25, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x19a371f0 " r\243\031", 
            previous_key =               "\220\254\373\031", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 234, 
            has_disabled_I_S = 194, 
            empty = 4, 
            stmt = 0x19a38688, 
            saved_key = 0x19a371b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\360q\243\031\000\000\000\000\005\000\000\200\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x19fbd038, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x19fbd768
        first_table = 0x1a14baf8
        all_tables = 0x1a14baf8
        unit = 0x19fbd120
        have_table_map_for_update = false
#16 0x000000000077bc88 in mysql_parse (thd=0x19fbac90, rawbuf=0x19fbac98 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x19fbd058
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 283
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x19a37c40
        }
        start_usecs = 1374813868073462
        end_usecs = 0
        start_cpu_nsecs = 270048036
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813868, 
          tv_usec = 73462
        }
        end_time = {
          tv_sec = 435924112, 
          tv_usec = 430144224
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 270048036
        }
#17 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x19fbac90, packet=<optimized out>, packet_length=437565339) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x1a14b79b ""
        parser_state = {
          m_lip = {
            m_thd = 0x19fbac90, 
            yylineno = 1, 
            yytoklen = 1, 
            yylval = 0x19a37150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x1a14b79c "\016", 
            m_tok_start = 0x1a14b79c "\016", 
            m_tok_end = 0x1a14b79c "\016", 
            m_end_of_query = 0x1a14b79b "", 
            m_tok_start_prev = 0x1a14b79b "", 
            m_buf = 0x1a14b680 "SELECT * FROM test . `table11_int_autoinc` AS table1 WHERE NOT table1 . `pk` > '2000-06-21 14:44:12.035392'  HAVING table1 . `col_bigint_not_null_key` != '2005-06-27 05:57:51.036352' ORDER BY table1 . `col_enum_key` , table1 . `col_int_key` , table1 . `col_char_255_not_null` LIMIT 4", 
            m_buf_length = 283, 
            m_echo = true, 
            m_echo_saved = false, 
            m_cpp_buf = 0x1a14b810 "SELECT * FROM test . `table11_int_autoinc` AS table1 WHERE NOT table1 . `pk` > '2000-06-21 14:44:12.035392'  HAVING table1 . `col_bigint_not_null_key` != '2005-06-27 05:57:51.036352' ORDER BY table1 . `col_enum_key` , table1 . `col_int_key` , table1 . `col_char_255_not_null` LIMIT 4", 
            m_cpp_ptr = 0x1a14b92b "", 
            m_cpp_tok_start = 0x1a14b92b "", 
            m_cpp_tok_start_prev = 0x1a14b92b "", 
            m_cpp_tok_end = 0x1a14b92b "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x1a080470 "\003 SELECT * FROM test . `table11_int_autoinc` AS table1 WHERE NOT table1 . `pk` > '2000-06-21 14:44:12.035392'  HAVING table1 . `col_bigint_not_null_key` != '2005-06-27 05:57:51.036352' ORDER BY table1 . `col_enum_key` , table1 . `col_int_key` , table1 . `col_char_255_not_null` LIMIT 4", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 63 '?', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = (DISCARD_COMMENT | unknown: 10043076), 
            m_cpp_text_start = 0x1a14b92a "4", 
            m_cpp_text_end = 0x1a14b92b "", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x19fbaef0
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x19a37cf0
        }
#18 0x000000000077d4f5 in do_command (thd=0x19fbac90) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x1a080470 "\003 SELECT * FROM test . `table11_int_autoinc` AS table1 WHERE NOT table1 . `pk` > '2000-06-21 14:44:12.035392'  HAVING table1 . `col_bigint_not_null_key` != '2005-06-27 05:57:51.036352' ORDER BY table1 . `col_enum_key` , table1 . `col_int_key` , table1 . `col_char_255_not_null` LIMIT 4"
        packet_length = <optimized out>
        net = 0x19fbaef0
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#19 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x19fbac90
#20 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x19fbac90
#21 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x196f0460) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x196f0460
        user_arg = 0x19fbac90
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#22 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#23 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 20 (LWP 20017):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x13948f00, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000afe96d in sync_array_wait_event (arr=0x9255b30, index=17) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
        cell = 0x9654870
        event = 0x13948f00
#4  0x0000000000b00739 in mutex_spin_wait (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0sync.cc:583
        i = <optimized out>
        index = 17
        sync_arr = <optimized out>
        counter_index = 430413568
#5  0x0000000000b84380 in pfs_mutex_enter_func (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0sync.ic:251
No locals.
#6  0x0000000000b8d308 in dict_table_open_on_name (table_name=0x19a76c40 "test/table16_int_autoinc", dict_locked=0, try_drop=1, ignore_err=DICT_ERR_IGNORE_NONE) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc:955
        table = <optimized out>
#7  0x0000000000a08482 in ha_innobase::open (this=0x207eda10, name=0x1a03a9f8 "./test/table16_int_autoinc", mode=<optimized out>, test_if_locked=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:4996
        ib_table = <optimized out>
        par_case_name_set = 0
        ignore_err = DICT_ERR_IGNORE_NONE
        norm_name =           "test/table16_int_autoinc\000\241\304\000\260\000\000\000\060i\247\031\000\000\000\000\260k^ \333\001\000\000@m^ \000\000\000\000\001\000\000\000\000\000\000\000\260l\247\031\000\000\000\000\346\332m\000\000\000\000\000p\246\262\b\000\000\000\000\360\"E\031\000\000\000\000Po\247\031\000\000\000\000\210\226\247\031\000\000\000\000\320l\247\031\000\000\000\000j\220\304\000\000\000\000\000\340l\247\031\000\000\000\000\360\"E\031\000\000\000\000 o\247\031\000\000\000\000\236\241\304\000\000\000\000\000\020m\247\031\000\000\000\000\017\002n\000\027\001\000\000(\360\033\032\000\000\000\000\000\312v \000\000\000\000(\360\033\032\000\000\000\000\360\"E\031\000\000\000\000\360\"E\031\000\000\000\000\210\226\247\031\000\000\000\000@m\247\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000(\035\000\000\000\000\000\000\306>\231\000\000\000\000\000\200m\247\031\000\000\000\000\360\"E\031\000\000\000\000\360\"E\031\000\000\000\000\210\226\247\031\000\000\000\000\240m\247\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\360\"E\031\000\000\000\000\360\"E\031\000\000\000\000\210\226\247\031\000\000\000\000\340m\247\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000\300\a\000\000\000\000\000\000\306>\231\000\000\000\000\000 n\247\031\000\000\000\000\360\"E\031\000\000\000\000\360\"E\031\000\000\000\000\210\226\247\031\000\000\000\000@n\247\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\n\000\000\200\000\000\000"
        thd = 0x1a1beef0
        is_part = <optimized out>
        par_case_name =           "\377\377\377\377\000\000\000\000 t\224\023\000\000\000\000\300o\247\031\000\000\000\000@\333\334\000\000\000\000\000\v\376\312\000\000\000\000\000\257\t", '\000' <repeats 34 times>, "\002\000\000\000\260j\247\031\000\000\000\000\377\377\377\377\000\000\000\000\000j\247\031\000\000\000\000\310n\247\031\000\000\000\000sj\247\031", '\000' <repeats 12 times>, "\024\264\310", '\000' <repeats 21 times>, "\260k\247\031\002\000\000\000\377\377\377\377\377\377\377\377 p\247\031", '\000' <repeats 12 times>, " p\247\031\000\000\000\000\360o\247\031\000\000\000\000\360\"E\031\000\000\000\000\240m\247\031\000\000\000\000\210\226\247\031\000\000\000\000@k\247\031\000\000\000\000j\220\304\000\000\000\000\000Pk\247\031\000\000\000\000\360\"E\031\000\000\000\000\220m\247\031\000\000\000\000\236\241\304", '\000' <repeats 17 times>, "B\000\000\000\360m\247\031\000\000\000\000\360\"E\031\000\000\000\000\000n\247\031\000\000\000\000\210\226\247\031\000\000\000\000\240k\247\031\000\000\000\000j\220\304\000\000\000\000\000\360\"E\031\000\000\000\000\360\"E\031\000\000\000\000\360m\247\031\000\000\000\000\360\"E\031\000\000\000\000@n\247\031\000\000\000\000\210\226\247\031\000\000\000\000\340k\247\031\000\000\000\000j\220\304\000\000\000\000\000pn\247\031\000\000\000\000\360\"E\031\000\000\000\000\060n\247\031\000\000\000\000\236\241\304\000\000\000\000\000\200n\247\031\000\000\000\000\360\"E\031B\000\000\000Pn\247\031\000\000\000\000\360\"E\031\000\000\000\000\260n\247\031\000\000\000\000\210\226\247\031\000\000\000\000@l\247\031\000\000\000\000j\220\304\000\000\000\000\000Pl\247\031\000\000\000\000\360\"E\031\000\000\000"
        _db_stack_frame_ = {
          func = 0xc8b533 "handler::ha_open", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483659, 
          prev = 0x19a76eb0
        }
        no_tablespace = <optimized out>
#8  0x000000000064303a in handler::ha_open (this=0x207eda10, table_arg=<optimized out>, name=0x1a03a9f8 "./test/table16_int_autoinc", mode=2, test_if_locked=2) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2478
        error = <optimized out>
        _db_stack_frame_ = {
          func = 0xce10bd "open_table_from_share", 
          file = 0xce12a0 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc", 
          level = 2147483658, 
          prev = 0x19a76fb0
        }
        __PRETTY_FUNCTION__ =           "int handler::ha_open(TABLE*, const char*, int, int)"
#9  0x000000000080c4f3 in open_table_from_share (thd=0x1a1beef0, share=<optimized out>, alias=<optimized out>, db_stat=39, prgflag=<optimized out>, ha_open_flags=0, outparam=0x20657ee0, is_create_table=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc:2318
        ha_err = <optimized out>
        records = <optimized out>
        error_reported = false
        record = <optimized out>
        _db_stack_frame_ = {
          func = 0xcba53f "open_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483657, 
          prev = 0x19a772b0
        }
        __PRETTY_FUNCTION__ =           "int open_table_from_share(THD*, TABLE_SHARE*, const char*, uint, uint, uint, TABLE*, bool)"
        bitmaps = 0x212394c0 ""
        error = 2
        i = <optimized out>
        bitmap_size = 4
        field_ptr = <optimized out>
#10 0x000000000072692e in open_table (thd=0x1a1beef0, table_list=0x2076c660, ot_ctx=0x19a77460) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:3082
        table = 0x20657ee0
        key = 0x2076ca25 "test"
        alias = 0x2076c648 "table16_int_autoinc"
        flags = 0
        _db_stack_frame_ = {
          func = 0xcb0116 "open_and_process_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483656, 
          prev = 0x19a77370
        }
        __PRETTY_FUNCTION__ =           "bool open_table(THD*, TABLE_LIST*, Open_table_context*)"
        mdl_ticket = 0x204d4050
        key_length = 25
        error = <optimized out>
        share = 0x1a03a6b0
        hash_value = 1495627503
#11 0x0000000000727bf1 in open_and_process_table (thd=0x1a1beef0, lex=0x1a1c12b8, tables=0x2076c660, counter=0x1a1c1370, flags=<optimized out>, prelocking_strategy=0x19a77550, has_prelocking_list=false, ot_ctx=0x19a77460) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4567
        error = <optimized out>
        safe_to_ignore_table = false
        _db_stack_frame_ = {
          func = 0xcaff08 "open_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483655, 
          prev = 0x19a77490
        }
        __PRETTY_FUNCTION__ =           "bool open_and_process_table(THD*, LEX*, TABLE_LIST*, uint*, uint, Prelocking_strategy*, bool, Open_table_context*)"
#12 0x0000000000727f62 in open_tables (thd=0x1a1beef0, start=0x19a77518, counter=0x1a1c1370, flags=0, prelocking_strategy=0x19a77550) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5069
        some_routine_modifies_data = false
        _db_stack_frame_ = {
          func = 0xcb1640 "open_normal_and_derived_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483654, 
          prev = 0x19a77520
        }
        xa_state = <optimized out>
        __PRETTY_FUNCTION__ =           "bool open_tables(THD*, TABLE_LIST**, uint*, uint, Prelocking_strategy*)"
        table_to_open = 0x201f8700
        ot_ctx = {
          m_failed_table = 0x0, 
          m_start_of_statement_svp = {
            m_stmt_ticket = 0x0, 
            m_trans_ticket = 0x0
          }, 
          m_timeout = 31536000, 
          m_flags = 0, 
          m_action = Open_table_context::OT_NO_ACTION, 
          m_has_locks = false, 
          m_has_protection_against_grl = true
        }
        has_prelocking_list = false
        __FUNCTION__ =           "open_tables"
        sroutine_to_open = 0x1a1c1350
        tables = <optimized out>
        error = false
#13 0x00000000007285a6 in open_normal_and_derived_tables (thd=0x1a1beef0, tables=0x201f86f8, flags=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5768
        prelocking_strategy = {
          <Prelocking_strategy> = {
            _vptr.Prelocking_strategy = 0x1415a50 <vtable for DML_prelocking_strategy+16>
          }, <No data fields>}
        mdl_savepoint = {
          m_stmt_ticket = 0x0, 
          m_trans_ticket = 0x0
        }
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x19a78230
        }
        __PRETTY_FUNCTION__ =           "bool open_normal_and_derived_tables(THD*, TABLE_LIST*, uint)"
#14 0x0000000000776e15 in mysql_execute_command (thd=0x1a1befd8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3705
        sel_result = <optimized out>
        res = <optimized out>
        lex = 0x1a1c12b8
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x19a78310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 238, 
            has_disabled_I_S = 27, 
            empty = 26, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x19a781f0 " \202\247\031", 
            previous_key =               "\360\356\033\032", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 34, 
            has_disabled_I_S = 69, 
            empty = 25, 
            stmt = 0x19a79688, 
            saved_key = 0x19a781b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\360\201\247\031\000\000\000\000\005\000\000\200\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x1a1c1298, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x1a1c19c8
        first_table = 0x201f86f8
        all_tables = 0x201f86f8
        unit = 0x1a1c1380
        have_table_map_for_update = false
#15 0x000000000077bc88 in mysql_parse (thd=0x1a1beef0, rawbuf=0x1a1beef8 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x1a1c12b8
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 1345
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x19a78c40
        }
        start_usecs = 1374813868416981
        end_usecs = 0
        start_cpu_nsecs = 261767714
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813868, 
          tv_usec = 416981
        }
        end_time = {
          tv_sec = 438038256, 
          tv_usec = 430410464
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 261767714
        }
#16 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x1a1beef0, packet=<optimized out>, packet_length=538935457) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x201f80a1 ""
        parser_state = {
          m_lip = {
            m_thd = 0x1a1beef0, 
            yylineno = 1, 
            yytoklen = 2, 
            yylval = 0x19a78150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x201f80a2 "\004", 
            m_tok_start = 0x201f80a2 "\004", 
            m_tok_end = 0x201f80a2 "\004", 
            m_end_of_query = 0x201f80a1 "", 
            m_tok_start_prev = 0x201f80a1 "", 
            m_buf = 0x201f7b60 "INSERT INTO `table42_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table16_int_autoinc` ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 25 /*Generated by THREAD_ID 7*/", 
            m_buf_length = 1345, 
            m_echo = true, 
            m_echo_saved = true, 
            m_cpp_buf = 0x201f8108 "INSERT INTO `table42_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table16_int_autoinc` ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 25 /*Generated by THREAD_ID 7*/", 
            m_cpp_ptr = 0x201f8649 "", 
            m_cpp_tok_start = 0x201f8649 "", 
            m_cpp_tok_start_prev = 0x201f8649 "", 
            m_cpp_tok_end = 0x201f8649 "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x1a1cc6f0 "\003 INSERT INTO `table42_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table16_int_autoinc` ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 25 /*Generated by THREAD_ID 7*/ ", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = NO_COMMENT, 
            m_cpp_text_start = 0x201f862a "25 /*Generated by THREAD_ID 7*/", 
            m_cpp_text_end = 0x201f862c " /*Generated by THREAD_ID 7*/", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x1a1bf150
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x19a78cf0
        }
#17 0x000000000077d4f5 in do_command (thd=0x1a1beef0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x1a1cc6f0 "\003 INSERT INTO `table42_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table16_int_autoinc` ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 25 /*Generated by THREAD_ID 7*/ "
        packet_length = <optimized out>
        net = 0x1a1bf150
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#18 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x1a1beef0
#19 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x1a1beef0
#20 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x1a3da380) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x1a3da380
        user_arg = 0x1a1beef0
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#21 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#22 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 19 (LWP 20019):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x13948f00, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000afe96d in sync_array_wait_event (arr=0x9255b30, index=1) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
        cell = 0x9654370
        event = 0x13948f00
#4  0x0000000000b00739 in mutex_spin_wait (mutex=0x196392b8, file_name=0xdb6bb8 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc", line=1304) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0sync.cc:583
        i = <optimized out>
        index = 1
        sync_arr = <optimized out>
        counter_index = 430679808
#5  0x0000000000a8c370 in pfs_mutex_enter_func (mutex=0x196392b8, file_name=0xdb6bb8 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc", line=1304) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0sync.ic:251
No locals.
#6  0x0000000000a8d6fb in que_eval_sql (info=<optimized out>, sql=0xdddbf0 "PROCEDURE FETCH_STATS () IS\nfound INT;\nDECLARE FUNCTION fetch_table_stats_step;\nDECLARE FUNCTION fetch_index_stats_step;\nDECLARE CURSOR table_stats_cur IS\n  SELECT\n  n_rows,\n  clustered_index_size,\n  sum_of_other_index_sizes\n  FROM \"mysql/innodb_table_stats\"\n  WHERE\n  database_name = :database_name AND\n  table_name = :table_name;\nDECLARE CURSOR index_stats_cur IS\n  SELECT\n  index_name,\n  stat_name,\n  stat_value,\n  sample_size\n  FROM \"mysql/innodb_index_stats\"\n  WHERE\n  database_name = :database_name AND\n  table_name = :table_name;\nBEGIN\nOPEN table_stats_cur;\nFETCH table_stats_cur INTO\n  fetch_table_stats_step();\nIF (SQL % NOTFOUND) THEN\n  CLOSE table_stats_cur;\n  RETURN;\nEND IF;\nCLOSE table_stats_cur;\nOPEN index_stats_cur;\nfound := 1;\nWHILE found = 1 LOOP\n  FETCH index_stats_cur INTO\n    fetch_index_stats_step();\n  IF (SQL % NOTFOUND) THEN\n    found := 0;\n  END IF;\nEND LOOP;\nCLOSE index_stats_cur;\nEND;", reserve_dict_mutex=<optimized out>, trx=0x1a3c78e8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc:1304
        thr = <optimized out>
        graph = 0x1a2df3a0
#7  0x0000000000ba0b5d in dict_stats_fetch_from_ps (table=0x1ffbccb8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0stats.cc:2839
        ret = <optimized out>
        table_utf8 =           "table44_int_autoinc", '\000' <repeats 13 times>, "Pu\253\031\000\000\000\000f\243\245\000\000\000\000\000\000\001\000\000\000\000\000\000@\314\373\037\000\000\000\000@\314\373\037\000\000\000\000\200\233-\032\000\000\000\000@\314\373\037\000\000\000\000\020\000\000\000\000\000\000\000\200u\253\031\000\000\000\000\364\235\245\000\000\000\000\000\200u\253\031\000\000\000\000`\215\245\000\000\000\000\000H\234-\032\000\000\000\000\200\233-\032\000\000\000\000\240u\253\031\000\000\000\000\200\221\271\000\000\000\000\000p\234-\032\000\000\000\000\200\233-\032\000\000\000\000 v\253\031\000\000\000\000\224ι\000\000\000\000\000\001\000CM\000\000\000\000p\234"
        index_fetch_arg = {
          table = 0x1ffbccb8, 
          stats_were_modified = true
        }
        trx = 0x1a3c78e8
        pinfo = 0x1fed4d38
        db_utf8 =           "test", '\000' <repeats 28 times>, "\003\000\000\000\000\000\000\000\377\377\377\377\377\377\377\377 v\253\031\000\000\000\000\060\000\000\000\000\000\000\000\230\002\024 \000\000\000\000\002\000\000\000\000\000\000\000\260\342\373\037\000\000\000\000@\314\373\037\000\000\000\000\320v\253\031\000\000\000\000\r\b\272\000\000\000\000\000\277\353\335\000\000\000\000\000\006\000\000\000\000\000\000\000 \234-\032\000\000\000\000\020\315\373\037\000\000\000\000\270\314\373\037\000\000\000\000`v\253\031\000\000\000\000\005\000CM\000\000\000\000)\212\r\032\000\000\000\000\003", '\000' <repeats 15 times>
#8  0x0000000000ba20de in dict_stats_update (table=0x19fe6a08, stats_upd_option=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0stats.cc:3041
        t = 0x1ffbccb8
        err = <optimized out>
        buf =           "`y\253\031\000\000\000\000\340\006t\031\213\001\000\000py\253\031\000\000\000\000\236\241\304\000\000\000\000\000Pw\253\031\000\000\000\000\340\006t\031\000\000\000\000\360}\253\031\000\000\000\000\210\246\253\031\000\000\000\000pw\253\031\000\000\000\000j\220\304\000\000\000\000\000\200w\253\031\000\000\000\000\340\006t\031\000\000\000\000e", '\000' <repeats 15 times>, "\276\223\300\f4\000\000\000j\220\304\000\321\024\000\000 z\253\031\000\000\000\000\340\006t\031\000\000\000\000\360y\253\031\000\000\000\000\236\241\304\000\000\000\000\000@z\253\031\000\000\000\000\210\246\253\031\256\005\000\000\340w\253\031\000\000\000\000j\220\304\000\000\000\000\000\060x\253\031\000\000\000\000\065`\246\000\000\000\000\000\000\217\224\023", '\000' <repeats 12 times>, "\367\246\300\f4\000\000\000\065`\246\000\000\000\000\000`x\253\031\000\000\000\000\065`\246\000\000\000\000\000@U\356\b", '\000' <repeats 12 times>, "\367\246\300\f4\000\000\000\235\000\000\000\000\000\000\000P\000\000\000\000\000\000\000sg\246\000\000\000\000\000px\253\031\000\000\000\000\000\\%\t\000\000\000\000\005\000\000\000\000\000\000\000\000\247\253\031\000\000\000\000\200x\253\031\000\000\000\000q`\246\000\000\000\000\000\240x\253\031\000\000\000\000\060[%\t\000\000\000\000\240x\253\031\000\000\000\000\033\377\257\000\000\000\000\000\270\222c\031\000\000\000\000\310VG\001\000\000\000\000\020y\253\031\000\000\000\000a\a\260\000\000\000\000\000\340\006t\031\000\000\000\000\003\000\000\000\000\000\000\000\330x\253\031\000\000\000\000X\235\335\000\000\000\000\000\200\321m \000\000\000\000\005\000\000\000\000\000\000\000@y\253\031\000\000\000\000\065`\246\000\000\000\000\000\273\003\000\000\000\000\000\000X\235\335", '\000' <repeats 21 times>, "\200y\253\031\000\000\000\000io\246\000\000\000\000\000@y\253\031\000\000\000\000\000\217\224\023\000\000\000\000\360{\253\031\000\000\000\000^h\246\000\000\000\000\000`y\253\031\000\000\000\000\337h\246\000\000\000\000\000py\253\031\000\000\000\000\270\222c\031\000\000\000\000\200y\253\031\000\000\000\000\273\005\260", '\000' <repeats 21 times>, "\240y\253\031\000\000\000\000.\b\260\000\000\000\000\000\300y\253\031\000\000\000\000\bj\376\031\000"
#9  0x0000000000a085fc in ha_innobase::open (this=0x203a70f0, name=0x19efc858 "./test/table44_int_autoinc", mode=<optimized out>, test_if_locked=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:5124
        ib_table = 0x19fe6a08
        par_case_name_set = <optimized out>
        ignore_err = <optimized out>
        norm_name =           "test/table44_int_autoinc\000\241\304\000\260\000\000\000\320\377\214 \000\000\000\000\000\000\000\000\333\001\000\000@|\253\031\000\000\000\000\340\006t\031\000\000\000\000\340~\253\031\000\000\000\000\210\246\253\031\000\000\000\000`|\253\031\000\000\000\000j\220\304\000\000\000\000\000\200|\253\031\000\000\000\000\340\006t\031\000\000\000\000\260~\253\031\000\000\000\000\236\241\304\000\000\000\000\000\300\322/\032\000\000\000\000\000Zm\031\065\002\000\000\260|\253\031\000\000\000\000\320|\253\031\000\000\000\000H\322/\032\000\000\000\000\002\000\000\000\000\000\000\000\210\316\020\032\000\000\000\000\340\006t\031\000\000\000\000`\177\253\031\000\000\000\000\340\006t\031\000\000\000\000\340\006t\031\000\000\000\000\210\246\253\031\000\000\000\000\360|\253\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000(\035\000\000\000\000\000\000\306>\231\000\000\000\000\000\060}\253\031\000\000\000\000\340\006t\031\000\000\000\000\340\006t\031\000\000\000\000\210\246\253\031\000\000\000\000P}\253\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\340\006t\031\000\000\000\000\340\006t\031\000\000\000\000\210\246\253\031\000\000\000\000\220}\253\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000\300\a\000\000\000\000\000\000\306>\231\000\000\000\000\000\320}\253\031\000\000\000\000\340\006t\031\000\000\000\000\340\006t\031\000\000\000\000\210\246\253\031\000\000\000\000\360}\253\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\n\000\000\200\000\000\000"
        thd = 0x1a2fd110
        is_part = <optimized out>
        par_case_name =           "@|\253\031\000\000\000\000\236\241\304\000\000\000\000\000\000z\253\031\000\000\000\000\000\000\000\000`\003\000\000\200z\253\031", '\000' <repeats 20 times>, "HY~\031\001\000\000\000\200z\253\031\000\000\000\000\303\341\236\000\000\000\000\000\000z\253\031\000\000\000\000`z\253\031", '\000' <repeats 20 times>, "\220\375/\032\000\000\000\000\340\254T\001\000\000\000\000\220\375/\032\000\000\000\000\340\254T\001\000\000\000\000\305!\325\000\000\000\000\000\340\006t\031\000\000\000\000\360~\253\031\000\000\000\000\340\006t\031\000\000\000\000@}\253\031\000\000\000\000\210\246\253\031\000\000\000\000\320z\253\031\000\000\000\000\340\006t\031\000\000\000\000P}\253\031\000\000\000\000\210\246\253\031\000\000\000\000\360z\253\031\000\000\000\000j\220\304\000\000\000\000\000\000{\253\031\000\000\000\000\340\006t\031\000\000\000\000@}\253\031\000\000\000\000\236\241\304\000\000\000\000\000P}\253\031\000\000\000\000\340\006t\031B\000\000\000\217\003\000\000\000\000\000\000\340\006t\031\000\000\000\000\260}\253\031\000\000\000\000\210\246\253\031\000\000\000\000P{\253\031\000\000\000\000j\220\304\000\000\000\000\000\340\006t\031\000\000\000\000\340\006t\031\000\000\000\000\240}\253\031\000\000\000\000\340\006t\031\000\000\000\000\360}\253\031\000\000\000\000\210\246\253\031\000\000\000\000\220{\253\031\000\000\000\000j\220\304\000\000\000\000\000 ~\253\031\000\000\000\000\340\006t\031\000\000\000\000\340}\253\031\000\000\000\000\236\241\304\000\000\000\000\000\060~\253\031\000\000\000\000\340\006t\031B\000\000\000\000~\253\031\000\000\000\000\340\006t\031\000\000\000\000`~\253\031\000\000\000\000\210\246\253\031\000\000\000\000\360{\253\031\000\000\000\000j\220\304\000\000\000\000\000\000|\253\031\000\000\000\000\340\006t\031\000\000\000"
        _db_stack_frame_ = {
          func = 0xc8b533 "handler::ha_open", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483659, 
          prev = 0x19ab7e60
        }
        no_tablespace = <optimized out>
#10 0x000000000064303a in handler::ha_open (this=0x203a70f0, table_arg=<optimized out>, name=0x19efc858 "./test/table44_int_autoinc", mode=2, test_if_locked=2) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2478
        error = <optimized out>
        _db_stack_frame_ = {
          func = 0xce10bd "open_table_from_share", 
          file = 0xce12a0 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc", 
          level = 2147483658, 
          prev = 0x19ab7f60
        }
        __PRETTY_FUNCTION__ =           "int handler::ha_open(TABLE*, const char*, int, int)"
#11 0x000000000080c4f3 in open_table_from_share (thd=0x1a2fd110, share=<optimized out>, alias=<optimized out>, db_stat=39, prgflag=<optimized out>, ha_open_flags=0, outparam=0x19f34c70, is_create_table=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc:2318
        ha_err = <optimized out>
        records = <optimized out>
        error_reported = false
        record = <optimized out>
        _db_stack_frame_ = {
          func = 0xcba53f "open_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483657, 
          prev = 0x19ab8260
        }
        __PRETTY_FUNCTION__ =           "int open_table_from_share(THD*, TABLE_SHARE*, const char*, uint, uint, uint, TABLE*, bool)"
        bitmaps = 0x1fe4c098 ""
        error = 2
        i = <optimized out>
        bitmap_size = 4
        field_ptr = <optimized out>
#12 0x000000000072692e in open_table (thd=0x1a2fd110, table_list=0x1a10c928, ot_ctx=0x19ab8410) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:3082
        table = 0x19f34c70
        key = 0x1a10cced "test"
        alias = 0x1a10c910 "table5"
        flags = 0
        _db_stack_frame_ = {
          func = 0xcb0116 "open_and_process_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483656, 
          prev = 0x19ab8320
        }
        __PRETTY_FUNCTION__ =           "bool open_table(THD*, TABLE_LIST*, Open_table_context*)"
        mdl_ticket = 0x196d5a80
        key_length = 25
        error = <optimized out>
        share = 0x19efc510
        hash_value = 4014357167
#13 0x0000000000727bf1 in open_and_process_table (thd=0x1a2fd110, lex=0x1a2ff4d8, tables=0x1a10c928, counter=0x1a2ff590, flags=<optimized out>, prelocking_strategy=0x19ab8500, has_prelocking_list=false, ot_ctx=0x19ab8410) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4567
        error = <optimized out>
        safe_to_ignore_table = false
        _db_stack_frame_ = {
          func = 0xcaff08 "open_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483655, 
          prev = 0x19ab8440
        }
        __PRETTY_FUNCTION__ =           "bool open_and_process_table(THD*, LEX*, TABLE_LIST*, uint*, uint, Prelocking_strategy*, bool, Open_table_context*)"
#14 0x0000000000727f62 in open_tables (thd=0x1a2fd110, start=0x19ab84c8, counter=0x1a2ff590, flags=0, prelocking_strategy=0x19ab8500) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5069
        some_routine_modifies_data = false
        _db_stack_frame_ = {
          func = 0xcb1640 "open_normal_and_derived_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483654, 
          prev = 0x19ab84d0
        }
        xa_state = <optimized out>
        __PRETTY_FUNCTION__ =           "bool open_tables(THD*, TABLE_LIST**, uint*, uint, Prelocking_strategy*)"
        table_to_open = 0x1a10c360
        ot_ctx = {
          m_failed_table = 0x0, 
          m_start_of_statement_svp = {
            m_stmt_ticket = 0x0, 
            m_trans_ticket = 0x0
          }, 
          m_timeout = 31536000, 
          m_flags = 0, 
          m_action = Open_table_context::OT_NO_ACTION, 
          m_has_locks = false, 
          m_has_protection_against_grl = false
        }
        has_prelocking_list = false
        __FUNCTION__ =           "open_tables"
        sroutine_to_open = 0x1a2ff570
        tables = <optimized out>
        error = false
#15 0x00000000007285a6 in open_normal_and_derived_tables (thd=0x1a2fd110, tables=0x197e5f78, flags=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5768
        prelocking_strategy = {
          <Prelocking_strategy> = {
            _vptr.Prelocking_strategy = 0x1415a50 <vtable for DML_prelocking_strategy+16>
          }, <No data fields>}
        mdl_savepoint = {
          m_stmt_ticket = 0x0, 
          m_trans_ticket = 0x0
        }
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x19ab9230
        }
        __PRETTY_FUNCTION__ =           "bool open_normal_and_derived_tables(THD*, TABLE_LIST*, uint)"
#16 0x000000000077439b in execute_sqlcom_select (thd=0x1a2fd110, all_tables=0x197e5f78) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5278
        lex = 0x1a2ff4d8
        result = 0x0
        res = <optimized out>
#17 0x0000000000777b6e in mysql_execute_command (thd=0x1a2fd1f8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:2762
        res = <optimized out>
        lex = 0x1a2ff4d8
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x19ab9310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 209, 
            has_disabled_I_S = 47, 
            empty = 26, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x19ab91f0 " \222\253\031", 
            previous_key =               "\020\321/\032", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 6, 
            has_disabled_I_S = 116, 
            empty = 25, 
            stmt = 0x19aba688, 
            saved_key = 0x19ab91b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\360\221\253\031\000\000\000\000\005\000\000\200\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x1a2ff4b8, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x1a2ffbe8
        first_table = 0x197e5f78
        all_tables = 0x197e5f78
        unit = 0x1a2ff5a0
        have_table_map_for_update = false
#18 0x000000000077bc88 in mysql_parse (thd=0x1a2fd110, rawbuf=0x1a2fd118 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x1a2ff4d8
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 662
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x19ab9c40
        }
        start_usecs = 1374813862530560
        end_usecs = 0
        start_cpu_nsecs = 49411371
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813862, 
          tv_usec = 530560
        }
        end_time = {
          tv_sec = 439341328, 
          tv_usec = 430676704
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 49411371
        }
#19 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x1a2fd110, packet=<optimized out>, packet_length=427710486) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x197e5816 ""
        parser_state = {
          m_lip = {
            m_thd = 0x1a2fd110, 
            yylineno = 1, 
            yytoklen = 4, 
            yylval = 0x19ab9150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x197e5817 "\004", 
            m_tok_start = 0x197e5817 "\004", 
            m_tok_end = 0x197e5817 "\004", 
            m_end_of_query = 0x197e5816 "", 
            m_tok_start_prev = 0x197e5816 "", 
            m_buf = 0x197e5580 "SELECT DISTINCT table1 . `col_int` AS field1 , MIN( table1 . `col_int` ) AS field2 FROM   table21_int_autoinc AS table1  LEFT JOIN  table11_int_autoinc AS table2  LEFT JOIN table15_int_autoinc AS table3 ON  table2 . `col_varchar_1024_key` =  table3 . `col_varchar_10_key`  ON  table1 . `col_int_key` =  table3 . `col_int_key`   LEFT JOIN  table46_int_autoinc AS table4  RIGHT OUTER JOIN table44_int_autoinc AS table5 ON  table4 . `pk` =  table5 . `col_int_key`  ON  table2 . `col_varchar_10` =  table5 . `col_varchar_10_key`  WHERE ( table5 . `pk` <= table4 . `col_int` AND table5 . `pk` < table1 . `col_int` )  GROUP BY field1 ORDER BY field1, field2 LIMIT 1000", 
            m_buf_length = 662, 
            m_echo = true, 
            m_echo_saved = false, 
            m_cpp_buf = 0x197e5880 "SELECT DISTINCT table1 . `col_int` AS field1 , MIN( table1 . `col_int` ) AS field2 FROM   table21_int_autoinc AS table1  LEFT JOIN  table11_int_autoinc AS table2  LEFT JOIN table15_int_autoinc AS table3 ON  table2 . `col_varchar_1024_key` =  table3 . `col_varchar_10_key`  ON  table1 . `col_int_key` =  table3 . `col_int_key`   LEFT JOIN  table46_int_autoinc AS table4  RIGHT OUTER JOIN table44_int_autoinc AS table5 ON  table4 . `pk` =  table5 . `col_int_key`  ON  table2 . `col_varchar_10` =  table5 . `col_varchar_10_key`  WHERE ( table5 . `pk` <= table4 . `col_int` AND table5 . `pk` < table1 . `col_int` )  GROUP BY field1 ORDER BY field1, field2 LIMIT 1000", 
            m_cpp_ptr = 0x197e5b16 "", 
            m_cpp_tok_start = 0x197e5b16 "", 
            m_cpp_tok_start_prev = 0x197e5b16 "", 
            m_cpp_tok_end = 0x197e5b16 "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x1a320d90 "\003  SELECT DISTINCT table1 . `col_int` AS field1 , MIN( table1 . `col_int` ) AS field2 FROM   table21_int_autoinc AS table1  LEFT JOIN  table11_int_autoinc AS table2  LEFT JOIN table15_int_autoinc AS table3 ON  table2 . `col_varchar_1024_key` =  table3 . `col_varchar_10_key`  ON  table1 . `col_int_key` =  table3 . `col_int_key`   LEFT JOIN  table46_int_autoinc AS table4  RIGHT OUTER JOIN table44_int_autoinc AS table5 ON  table4 . `pk` =  table5 . `col_int_key`  ON  table2 . `col_varchar_10` =  table5 . `col_varchar_10_key`  WHERE ( table5 . `pk` <= table4 . `col_int` AND table5 . `pk` < table1 . `col_int` )  GROUP BY field1 ORDER BY field1, field2 LIMIT 1000 ", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = (DISCARD_COMMENT | unknown: 10043076), 
            m_cpp_text_start = 0x197e5b12 "1000", 
            m_cpp_text_end = 0x197e5b16 "", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x1a2fd370
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x19ab9cf0
        }
#20 0x000000000077d4f5 in do_command (thd=0x1a2fd110) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x1a320d90 "\003  SELECT DISTINCT table1 . `col_int` AS field1 , MIN( table1 . `col_int` ) AS field2 FROM   table21_int_autoinc AS table1  LEFT JOIN  table11_int_autoinc AS table2  LEFT JOIN table15_int_autoinc AS table3 ON  table2 . `col_varchar_1024_key` =  table3 . `col_varchar_10_key`  ON  table1 . `col_int_key` =  table3 . `col_int_key`   LEFT JOIN  table46_int_autoinc AS table4  RIGHT OUTER JOIN table44_int_autoinc AS table5 ON  table4 . `pk` =  table5 . `col_int_key`  ON  table2 . `col_varchar_10` =  table5 . `col_varchar_10_key`  WHERE ( table5 . `pk` <= table4 . `col_int` AND table5 . `pk` < table1 . `col_int` )  GROUP BY field1 ORDER BY field1, field2 LIMIT 1000 "
        packet_length = <optimized out>
        net = 0x1a2fd370
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#21 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x1a2fd110
#22 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x1a2fd110
#23 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x20283940) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x20283940
        user_arg = 0x1a2fd110
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#24 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#25 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 18 (LWP 20024):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x196395d0, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000afe96d in sync_array_wait_event (arr=0x9255b30, index=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
        cell = 0x9654320
        event = 0x196395d0
#4  0x0000000000aff4d1 in rw_lock_x_lock_func (lock=0x15a4180 <dict_operation_lock>, pass=0, file_name=0xd9a778 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc", line=9920) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0rw.cc:710
        i = <optimized out>
        spinning = 1
        counter_index = 430946048
        index = 0
        sync_arr = <optimized out>
#5  0x0000000000abda60 in pfs_rw_lock_x_lock_func (lock=0x15a4180 <dict_operation_lock>, pass=0, file_name=0xd9a778 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc", line=9920) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0rw.ic:594
No locals.
#6  0x0000000000abdb2d in row_mysql_lock_data_dictionary_func (trx=0x1fe64538, file=<optimized out>, line=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:2097
No locals.
#7  0x0000000000a05757 in ha_innobase::create (this=<optimized out>, name=0x0, form=0x19af6610, create_info=0x19af9390) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:9920
        i = <optimized out>
        auto_inc_value = <optimized out>
        use_tablespace = true
        stmt = <optimized out>
        __PRETTY_FUNCTION__ =           "virtual int ha_innobase::create(const char*, TABLE*, HA_CREATE_INFO*)"
        parent_trx = <optimized out>
        trx = 0x1fe64538
        norm_name =           "test/#sql-4e03_12\000h\031\000\000\000\000\210\266\257\031\000\000\000\000\220c\257\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000\300\a\000\000\000\000\000\000\306>\231\000\000\000\000\000\320c\257\031\000\000\000\000`Qh\031\000\000\000\000`Qh\031\000\000\000\000\210\266\257\031\000\000\000\000\360c\257\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\t\000\000\200\000\000\000\000@d\257\031\000\000\000\000\202\235\304\000\000\000\000\000`d\257\031\000\000\000\000\306>\231\000\215\000\000\000\060d\257\031\000\000\000\000@g\257\031\000\000\000\000\340\300o\031\000\000\000\000`d\257\031", '\000' <repeats 12 times>, "\025\000\000\000\000\000\000\000\260d\257\031\000\000\000\000q͘\000\000\000\000\000\300\a\000\000\000\000\000\000\330\300o\031\000\000\000\000\275\020\316\000\000\000\000\000\240\022\316\000\000\000\000\000\t\000\000\200\000\000\000\000`e\257\031\000\000\000\000\260d\257\031\000\000\000\000\020f\257\031\000\000\000\000\340n\257\031", '\000' <repeats 12 times>, "\004\000\000\000\000\000\000\000\330m\257\031\000\000\000\000\300e\257\031\000\000\000\000\220ŀ", '\000' <repeats 13 times>, "\360d\257\031\000\000\000\000\340\003\000\000\000\000\000\000H\300o\031\000\000\000\000\340n\257\031\000\000\000\000\240A\346\037", '\000' <repeats 11 times>, "\001\330m\257\031\000\000\000\000\020\326\035\032\000\000\000\000pe\257\031\000\000\000\000`e\257\031\000\000\000\000\b\000\000\000\000\000\000\000\376\001\t\f\003\000\000\020\001\000\000@\000\000\343\016W\004\000\000\000\000\000\000\000\000\000\002\212\001\b\000\000\005\000\000\000\000\b\000\000\000\000\000\000\000", <incomplete sequence \343>
        remote_path =           "\000_\257\031\000\000\000\000\n\000\000\200\000\000\000\000\002\021\000\000\000\000\000\000\340\064\000\070\000\000\000\000`\025V\031", '\000' <repeats 20 times>, "\300_\257\031\000\000\000\000`\025V\031", '\000' <repeats 12 times>, "@\262\241 \000\000\000\000\350n\257\031\000\000\000\000\360_\257\031\000\000\000\000\303\f\231\000\000\000\000\000\202\021\316\000\000\000\000\000\340n\257\031\000\000\000\000\300{#\032", '\000' <repeats 12 times>, "@\262\241 \000\000\000\000\350n\257\031\000\000\000\000\320b\257\031\000\000\000\000\276\371\200\000\000\000\000\000xb\257\031\000\000\000\000\300@K\001", '\000' <repeats 12 times>, "\020\000\000\000\000\000\000\000о\241 \000\000\000\000$¡ \000\000\000\000``\257\031", '\000' <repeats 12 times>, "\221\001\000\000\000\000\000\000`Qh\031\000\000\000\000`e\257\031\000\000\000\000\210\266\257\031\000\000\000\000\200`\257\031\000\000\000\000j\220\304\000\000\000\000\000\217i\377\031\000\000\000\000`Qh\031\000\000\000\000\320b\257\031\000\000\000\000\236\241\304\000\000\000\000\000\260`\257\031\000\000\000\000j\220\304\000\r\003\000\000q¡ \000\000\000\000\n\000\000\200\000\000\000\000\002\021\000\000\000\000\000\000`Qh\031\000\000\000\000Pc\257\031\000\000\000\000\210\266\257\031\000\000\000\000\360`\257\031\000\000\000\000j\220\304\000\000\000\000\000\260I\366\031\000\000\000\000`Qh\031\000\000\000\000@c\257\031\000\000\000\000\236\241\304\000\000\000\000\000@a\257\031\000\000\000\000\303\f\231\000B\000\000\000k\375\327\000\000\000\000\000`Qh\031\000\000\000\000\260c\257\031\000\000\000\000\210\266\257\031\000\000\000\000Pa\257\031\000\000\000\000j\220\304\000\000\000\000\000\060b\257\031\000\000\000\000`Qh\031\000\000\000"
        primary_key_no = <optimized out>
        flags = 1
        innobase_table = 0x0
        stmt_len = <optimized out>
        error = 0
        temp_path =           "\000c\257\031\000\000\000\000`Qh\031\000\000\000\000\360c\257\031\000\000\000\000\210\266\257\031\000\000\000\000\220a\257\031\000\000\000\000j\220\304\000\000\000\000\000 d\257\031\000\000\000\000`Qh\031\000\000\000\000\340c\257\031\000\000\000\000\236\241\304\000\000\000\000\000\060d\257\031\000\000\000\000`Qh\031B\000\000\000\000d\257\031\000\000\000\000`Qh\031\000\000\000\000`d\257\031\000\000\000\000\210\266\257\031\000\000\000\000\360a\257\031\000\000\000\000j\220\304\000\000\000\000\000\000b\257\031\000\000\000\000`Qh\031\000\000\000\000@d\257\031\000\000\000\000\236\241\304\000\000\000\000\000Pd\257\031\000\000\000\000\236\241\304\000\260\000\000\000\060b\257\031\000\000\000\000v?\236\000\333\001\000\000\000\000\000\000\000\000\000\000`Qh\031\000\000\000\000`e\257\031\000\000\000\000\210\266\257\031\000\000\000\000`b\257\031\000\000\000\000j\220\304\000\000\000\000\000\003\000\000\000\004\000\000\000`Qh\031\000\000\000\000\260d\257\031\000\000\000\000\236\241\304\000\000\000\000\000\300@\343\006\000\000\000\000\002\000\000\000T\t\000\000\306$\227%\267\062\016\000\020\202\304\000\000\000\000\000q¡ \000\000\000\000\251\265\241 \000\000\000\000\320b\257\031\000\000\000\000\340n\257\031\000\000\000\000r\000\000\000\000\000\000\000`Qh\031\000\000\000\000`Qh\031\000\000\000\000\210\266\257\031\000\000\000\000\360b\257\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000(\035\000\000\000\000\000\000\306>\231\000\000\000\000\000\060c\257\031\000\000\000\000`Qh\031\000\000\000\000`Qh\031\000\000\000\000\210\266\257\031\000\000\000\000Pc\257\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000"
        thd = 0x1a1dd610
        flags2 = 16
        _db_stack_frame_ = {
          func = 0xc8b597 "ha_create_table", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483656, 
          prev = 0x19af7410
        }
#8  0x00000000006436af in ha_create_table (thd=0x1a1dd610, path=0x1 <Address 0x1 out of bounds>, db=0x1a35f268 "test", table_name=0x19af7540 "#sql-4e03_12", create_info=0x19af9390, update_create_info=false, is_temp_table=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:4835
        name_buff =           "0r\257\031\000\000\000\000j\220\304\000\000\000\000\000\320r\257\031\000\000\000\000\a\000\000\200\000\000\000\000\324\036\000\000\000\000\000\000\306>\231\000\000\000\000\000(sG\001\000\000\000\000\306>\231\000\000\000\000\000pr\257\031\000\000\000\000(sG\001\000\000\000\000\020\326\035\032\000\000\000\000@\240W\001\000\000\000\000\200[\002 \000\000\000\000\001\000\000\000\000\000\000\000\300s\257\031\000\000\000\000%C\223\000\000\000\000\000\n\000\000\200\000\000\000\000\300@\343\006\000\000\000\000T\"4\377\266\062\016\000\020\202\304\000\000\000\000\000\020\326\035\032", '\000' <repeats 20 times>, "\b\355\065\032\000\000\000\000\270T\366\037\000\000\000\000\230\345\035\032\000\000\000\000\200\063\341\001\000\000\000\000Z\311I\f4\000\000\000@s\257\031\000\000\000\000\332\371\230\000\000\000\000\000\253\376\361Q\000\000\000\000\347r\001\000\000\000\000\000\060s\257\031\000\000\000\000\020\326\035\032", '\000' <repeats 20 times>, "\001\000\000\000\000\000\000\000ps\257\031\000\000\000\000\300s\257\031\000\000\000\000ݗ\210\000\000\000\000\000\300s\257\031\000\000\000\000\200\063\341\001\000\000\000\000\207\001\313\000\000\000\000\000H\002\313\000\000\000\000\000\214\330\314\000\000\000\000\000(\332\314\000\000\000\000\000\a\000\000\200\000\000\000\000`\215\257\031\000\000\000\000\360s\257\031\000\000\000\000\020\326\035\032\000\000\000\000\b\355\065\032\000\000\000\000\020t\257\031\000\000\000\000\200[\002 \000\000\000\000\001\000\000\000\000\000\000\000`t\257\031\000\000\000\000\212'r\000\000\000\000\000\214\330\314\000\000\000\000\000\b\355\065\032\000\000\000\000\001\000\000\200\000\000\000\000\001\000\000\000\000\000\000\000\001\000\000\000\000\000\000\000\360s\257\031\000\000\000\000\214\330\314", '\000' <repeats 12 times>
        share = {
          table_category = TABLE_CATEGORY_USER, 
          name_hash = {
            key_offset = 0, 
            key_length = 0, 
            blength = 0, 
            records = 0, 
            flags = 0, 
            array = {
              buffer = 0x0, 
              elements = 0, 
              max_element = 0, 
              alloc_increment = 0, 
              size_of_element = 0
            }, 
            get_key = 0x0, 
            free = 0x0, 
            charset = 0x0
          }, 
          mem_root = {
            free = 0x1a144ff0, 
            used = 0x2062bbb0, 
            pre_alloc = 0x0, 
            min_malloc = 32, 
            block_size = 992, 
            block_num = 11, 
            first_block_usage = 2, 
            error_handler = 0x8c0f10 <sql_alloc_error_handler()>
          }, 
          keynames = {
            count = 11, 
            name = 0x0, 
            type_names = 0x20a1c078, 
            type_lengths = 0x0
          }, 
          fieldnames = {
            count = 21, 
            name = 0x0, 
            type_names = 0x20a1bef0, 
            type_lengths = 0x0
          }, 
          intervals = 0x20a1bed0, 
          LOCK_ha_data = {
            m_mutex = {
              __data = {
                __lock = 0, 
                __count = 0, 
                __owner = 0, 
                __nusers = 0, 
                __kind = 0, 
                __spins = 0, 
                __list = {
                  __prev = 0x0, 
                  __next = 0x0
                }
              }, 
              __size =                 '\000' <repeats 39 times>, 
              __align = 0
            }, 
            m_psi = 0x0
          }, 
          next = 0x0, 
          prev = 0x0, 
          cache_element = 0x0, 
          field = 0x20a1be20, 
          found_next_number_field = 0x20a1beb0, 
          key_info = 0x20a1ad70, 
          blob_field = 0x0, 
          default_values = 0x19ff6990 "\375\377\200", 
          comment = {
            str = 0x2062bc70 "", 
            length = 0
          }, 
          table_charset = 0x14b40c0 <my_charset_latin1>, 
          all_set = {
            bitmap = 0x1a145750, 
            n_bits = 21, 
            last_word_mask = 4292870144, 
            last_word_ptr = 0x1a145750, 
            mutex = 0x0
          }, 
          table_cache_key = {
            str = 0x1a35f268 "test", 
            length = 0
          }, 
          db = {
            str = 0x1a35f268 "test", 
            length = 4
          }, 
          table_name = {
            str = 0x19af7540 "#sql-4e03_12", 
            length = 12
          }, 
          path = {
            str = 0x19af7dac "./test/#sql-4e03_12", 
            length = 19
          }, 
          normalized_path = {
            str = 0x19af7dac "./test/#sql-4e03_12", 
            length = 19
          }, 
          connect_string = {
            str = 0x2062bc68 "", 
            length = 0
          }, 
          keys_in_use = {
            map = 2047
          }, 
          keys_for_keyread = {
            map = 2047
          }, 
          min_rows = 0, 
          max_rows = 0, 
          avg_row_length = 0, 
          version = 0, 
          mysql_version = 50612, 
          reclength = 1111, 
          db_plugin = 0x13a1ec00, 
          row_type = ROW_TYPE_DEFAULT, 
          tmp_table = INTERNAL_TMP_TABLE, 
          ref_count = 0, 
          key_block_size = 0, 
          stats_sample_pages = 0, 
          stats_auto_recalc = HA_STATS_AUTO_RECALC_DEFAULT, 
          null_bytes = 2, 
          last_null_bit_pos = 3, 
          fields = 21, 
          rec_buff_length = 1112, 
          keys = 11, 
          key_parts = 21, 
          max_key_length = 257, 
          max_unique_length = 4, 
          total_key_length = 565, 
          uniques = 0, 
          null_fields = 10, 
          blob_fields = 0, 
          varchar_fields = 0, 
          db_create_options = 8, 
          db_options_in_use = 8, 
          db_record_offset = 1, 
          rowid_field_offset = 19, 
          primary_key = 0, 
          next_number_index = 0, 
          next_number_key_offset = 0, 
          next_number_keypart = 0, 
          error = 0, 
          open_errno = 0, 
          errarg = 0, 
          column_bitmap_size = 4, 
          frm_version = 10 '\n', 
          null_field_first = true, 
          system = false, 
          crypted = false, 
          db_low_byte_first = true, 
          crashed = false, 
          is_view = false, 
          table_map_id = {
            static TABLE_ID_MAX = 281474976710655, 
            m_id = 829
          }, 
          cached_row_logging_check = -1, 
          default_storage_media = HA_SM_DEFAULT, 
          tablespace = 0x0, 
          auto_partitioned = false, 
          partition_info_str = 0x0, 
          partition_info_str_len = 0, 
          partition_info_buffer_size = 0, 
          default_part_db_type = 0x0, 
          table_field_def_cache = 0x0, 
          ha_share = 0x0, 
          m_psi = 0x0, 
          m_flush_tickets = {
            <I_P_List_null_counter> = {<No data fields>}, 
            <I_P_List_no_push_back<Wait_for_flush>> = {<No data fields>}, 
            members of I_P_List<Wait_for_flush, I_P_List_adapter<Wait_for_flush, &Wait_for_flush::next_in_share, &Wait_for_flush::prev_in_share>, I_P_List_null_counter, I_P_List_no_push_back<Wait_for_flush> >: 
            m_first = 0x0
          }, 
          view_def = 0x0
        }
        error = 1
        table = {
          s = 0x19af6ee0, 
          file = 0x1a31edc0, 
          next = 0x0, 
          prev = 0x0, 
          cache_next = 0x0, 
          cache_prev = 0x0, 
          in_use = 0x1a1dd610, 
          field = 0x202397d0, 
          record =             {[0] = 0x19e54c80 '\217' <repeats 1136 times>,
            [1] = 0x19e54c80 '\217' <repeats 1136 times>}, 
          write_row_record = 0x0, 
          insert_values = 0x0, 
          covering_keys = {
            map = 0
          }, 
          quick_keys = {
            map = 0
          }, 
          merge_keys = {
            map = 0
          }, 
          used_keys = {
            map = 0
          }, 
          possible_quick_keys = {
            map = 0
          }, 
          keys_in_use_for_query = {
            map = 0
          }, 
          keys_in_use_for_group_by = {
            map = 0
          }, 
          keys_in_use_for_order_by = {
            map = 0
          }, 
          key_info = 0x1fe63cd0, 
          next_number_field = 0x0, 
          found_next_number_field = 0x196fbf38, 
          triggers = 0x0, 
          pos_in_table_list = 0x0, 
          pos_in_locked_tables = 0x0, 
          group = 0x0, 
          alias = 0x196125e0 "", 
          null_flags = 0x19e54c80 '\217' <repeats 1136 times>, 
          bitmap_init_value = 0x0, 
          def_read_set = {
            bitmap = 0x196fc0d8, 
            n_bits = 21, 
            last_word_mask = 4292870144, 
            last_word_ptr = 0x196fc0d8, 
            mutex = 0x0
          }, 
          def_write_set = {
            bitmap = 0x196fc0dc, 
            n_bits = 21, 
            last_word_mask = 4292870144, 
            last_word_ptr = 0x196fc0dc, 
            mutex = 0x0
          }, 
          tmp_set = {
            bitmap = 0x196fc0e0, 
            n_bits = 21, 
            last_word_mask = 4292870144, 
            last_word_ptr = 0x196fc0e0, 
            mutex = 0x0
          }, 
          read_set = 0x19af6700, 
          write_set = 0x19af6720, 
          query_id = 0, 
          quick_rows =             {[0] = 0 <repeats 64 times>}, 
          const_key_parts =             {[0] = 0 <repeats 64 times>}, 
          quick_key_parts =             {[0] = 0 <repeats 64 times>}, 
          quick_n_ranges =             {[0] = 0 <repeats 64 times>}, 
          quick_condition_rows = 0, 
          map = 0, 
          lock_position = 0, 
          lock_data_start = 0, 
          lock_count = 0, 
          tablenr = 0, 
          used_fields = 0, 
          temp_pool_slot = 0, 
          db_stat = 0, 
          current_lock = 2, 
          maybe_null = 0, 
          null_row = 0 '\000', 
          status = 0 '\000', 
          copy_blobs = 0 '\000', 
          force_index = 0 '\000', 
          force_index_order = 0 '\000', 
          force_index_group = 0 '\000', 
          distinct = 0 '\000', 
          const_table = 0 '\000', 
          no_rows = 0 '\000', 
          key_read = 0 '\000', 
          no_keyread = 0 '\000', 
          locked_by_logger = 0 '\000', 
          no_replicate = 0 '\000', 
          locked_by_name = 0 '\000', 
          fulltext_searched = 0 '\000', 
          no_cache = 0 '\000', 
          open_by_handler = 0 '\000', 
          auto_increment_field_not_null = 0 '\000', 
          insert_or_update = 0 '\000', 
          alias_name_used = 0 '\000', 
          get_fields_in_item_tree = 0 '\000', 
          m_needs_reopen = 0 '\000', 
          created = false, 
          max_keys = 0, 
          reginfo = {
            join_tab = 0x0, 
            lock_type = TL_UNLOCK, 
            not_exists_optimize = false, 
            impossible_range = false
          }, 
          mem_root = {
            free = 0x196fbc90, 
            used = 0x1a1457f0, 
            pre_alloc = 0x0, 
            min_malloc = 32, 
            block_size = 992, 
            block_num = 10, 
            first_block_usage = 1, 
            error_handler = 0x8c0f10 <sql_alloc_error_handler()>
          }, 
          blob_storage = 0x0, 
          grant = {
            grant_table = 0x0, 
            version = 0, 
            privilege = 0, 
            want_privilege = 0, 
            orig_want_privilege = 0, 
            m_internal = {
              m_schema_lookup_done = false, 
              m_schema_access = 0x0, 
              m_table_lookup_done = false, 
              m_table_access = 0x0
            }
          }, 
          sort = {
            filesort_buffer = {
              m_idx_array = {
                m_array = 0x0, 
                m_size = 0
              }, 
              m_record_length = 0, 
              m_start_of_data = 0x0
            }, 
            io_cache = 0x0, 
            buffpek = 0x0, 
            buffpek_len = 0, 
            addon_buf = 0x0, 
            addon_length = 0, 
            addon_field = 0x0, 
            unpack = 0x0, 
            record_pointers = 0x0, 
            found_records = 0
          }, 
          part_info = 0x0, 
          all_partitions_pruned_away = false, 
          mdl_ticket = 0x0
        }
        name = <optimized out>
        saved_abort_on_warning = <optimized out>
        _db_stack_frame_ = {
          func = 0xccd88c "mysql_alter_table", 
          file = 0xccda28 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc", 
          level = 2147483655, 
          prev = 0x19af8d60
        }
        temp_table = 1 '\001'
#9  0x00000000007cd953 in mysql_alter_table (thd=0x1a1dd610, new_db=0x19af8b20 "\360\215\257\031", new_name=0x19af8cd0 "\220\223\257\031", create_info=0x19af9390, table_list=0x1a35ed08, alter_info=0x19af9470, order_num=0, order=0x0, ignore=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc:8411
        __PRETTY_FUNCTION__ =           "bool mysql_alter_table(THD*, char*, char*, HA_CREATE_INFO*, TABLE_LIST*, Alter_info*, uint, ORDER*, bool)"
        partition_changed = false
        old_db_type = 0x8ee50a0
        copied = 0
        key_count = 11
        table_kind = <optimized out>
        alter_ctx = {
          datetime_field = 0x0, 
          error_if_not_empty = false, 
          tables_opened = 1, 
          db = 0x1a35f268 "test", 
          table_name = 0x1a35ec88 "table16_int_autoinc", 
          alias = 0x1a35ec88 "table16_int_autoinc", 
          new_db = 0x1a35f268 "test", 
          new_name = 0x1a35ec88 "table16_int_autoinc", 
          new_alias = 0x1a35ec88 "table16_int_autoinc", 
          tmp_name =             "#sql-4e03_12", '\000' <repeats 67 times>, 
          fk_error_if_delete_row = false, 
          fk_error_id = 0x0, 
          fk_error_table = 0x0, 
          new_filename =             "./test/table16_int_autoinc.frm", '\000' <repeats 162 times>, "`Qh\031\000\000\000\000\220{\257\031\000\000\000\000\210\266\257\031\000\000\000\000\240v\257\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "`Qh\031\000\000\000\000\360x\257\031\000\000\000\000\236\241\304", '\000' <repeats 17 times>, "+\004", '\000' <repeats 234 times>, 
          new_alias_buff =             '\000' <repeats 143 times>, "`Qh\031\000\000\000\000\320z\257\031\000\000\000\000\210\266\257\031\000\000\000\000px\257\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "`Qh\031\000\000\000\000\300z\257\031\000\000\000\000\236\241\304\000\000\000\000\000\240x\257\031\000\000\000\000j\220\304\000\216\b\000\000\000\000\000\000\000\000\000\000\r\000\000\200\000\000\000\000\360x\257\031\000\000\000\000\202\235\304\000\000\000\000\000\360x\257\031\000\000\000\000\266\206s", '\000' <repeats 13 times>, "`Qh\031\000\000\000\000\360\215\257\031\000\000\000\000\210\266\257\031\000\000\000\000\000y\257\031\000\000\000\000j\220\304\000\000\000\000\000\360{\257\031\000\000\000\000`Qh\031\000\000\000\000P{\257\031\000\000\000\000\236\241\304", '\000' <repeats 17 times>, "$-\000\000\000\000\000\000\000\000\000\000`Qh\031\000\000\000\000\300{\257\031\000\000\000\000\210\266\257\031\000\000\000\000`y\257\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "`Qh\031\000\000\000\000\260{\257\031\000\000\000\000`Qh\031\000\000\000\000@~\257\031\000\000\000\000\210\266\257\031\000\000\000\000\240y\257\031\000\000\000\000j\220\304\000\000\000\000\000\260y\257\031\000\000\000\000`Qh\031\000\000\000\000\360{\257\031\000\000\000\000\236\241", 
          path =             "./test/table16_int_autoinc\000\000\000\000\063\063\063\063G\000\000\000\377\377\377\377\377\377\357\177", '\000' <repeats 16 times>, "\270\371\035\032", '\000' <repeats 36 times>, "\060z\257\031\000\000\000\000\360\271c \000\000\000\000\000\000\000\000\000\000%@\000\000\000\000\000\000\000@\000\000\000\000\000\000\000\000`Qh\031\000\000\000\000`Qh\031\000\000\000\000\210\266\257\031\000\000\000\000pz\257\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\a\000\000\200\000\000\000\000\300z\257\031\000\000\000\000\202\235\304\000\000\000\000\000\320z\257\031\000\000\000\000ablex\b\000\000nt_autoiؔ\031\032\000\000\000\000\320z\257\031\000\000\000\000\020\326\035\032\000\000\000\000\020\326\035\032\000\000\000\000\020\225\257\031\000\000\000\000\020{\257\031\000\000\000\000\302\217\237\000\000\000\000\000\204\034\337\000\000\000\000\000x\247\331\000\000\000\000\000\a\000\000\200\000\000\000\000\360\215\257\031\000\000\000\000\020\326\035\032\000\000\000\000\070\353\035\032\000\000\000\000(\355\065\032\000\000\000\000\240\231\a \000\000\000\000\060{\257\031\000\000\000\000_!\240\000\000\000\000\000Тg \000\000\000\000Тg \000\000\000\000\026", '\000' <repeats 15 times>, "\n\000\000\000\000\000\000\000\000\000\001\000\000\000\000\000@\216\257\031\000\000\000\000\226@\240\000\000\000\000\000\200{\257\031\000\000\000\000`Qh\031\000\000\000\000\300}\257\031\000\000\000\000\236\241\304\000\000\000\000\000\360\215\257\031\000\000\000\000\236\241\304\000\022\000\000\000\350\036e \000\000\000\000\020\000\000\200B\000\000\000\342\000\000\000\000\000\000\000`Qh", 
          new_path =             "./test/table16_int_autoinc\000\000\000j\220\304\000\000\000\000\000\a\000\000\000\000\000\000\000`Qh\031\000\000\000\000\060~\257\031\000\000\000\000\236\241\304\000\000\000\000\000\240~\257\031\000\000\000\000\246v\230\000\367\000\000\000`|\257\031\000\000\000\000\035\273\227\000\000\000\000\000v\332\327\000\000\000\000\000`Qh\031\000\000\000\000\300~\257\031\000\000\000\000`Qh\031\000\000\000\000\300~\257\031\000\000\000\000\210\266\257\031\000\000\000\000`|\257\031\000\000\000\000j\220\304\000\000\000\000\000\240~\257\031\000\000\000\000`Qh\031\000\000\000\000\260~\257\031\000\000\000\000\236\241\304", '\000' <repeats 17 times>, "\214\004\000\000\000\000\000\000\000\000\360?`Qh\031\000\000\000\000\060\177\257\031\000\000\000\000\210\266\257\031\000\000\000\000\300|\257\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "`Qh\031\000\000\000\000\020\177\257\031\000\000\000\000\236\241\304", '\000' <repeats 17 times>, "i\005", '\000' <repeats 42 times>, "`Qh\031\000\000\000\000\240\177\257\031\000\000\000\000\210\266\257\031\000\000\000\000@}\257\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "`Qh\031\000\000\000\000\220\177\257\031\000\000\000\000\236\241\304\000\000\000\000\000p}\257\031\000\000\000\000j\220\304\000\333\f\000\000\000\000\000\000\000\000\000\000`Qh\031\000\000\000\000\000\202\257\031\000\000\000\000\210\266\257\031\000\000\000\000\240}\257\031\000\000\000\000j\220\304\000\000\000\000\000\260}\257\031\000\000\000\000`Qh\031\000\000\000\000\360\177\257\031\000\000\000\000\236\241", <incomplete sequence \304>, 
          tmp_path =             "./test/#sql-4e03_12\000\060~\257\031\000\000\000\000>\260\230\000\000\000\000\000\060~\257\031\000\000\000\000\070,.\032\000\000\000\000rc\313\000\000\000\000\000\310d\313\000\000\000\000\000\021\000\000\200\000\000\000\000\060\177\257\031\000\000\000\000 ~\257\031\000\000\000\000\360+.\032\000\000\000\000,\000\000\000\000\000\000\000\000\200\257\031\000\000\000\000\000\200\257\031\000\000\000\000\360+.\032\000\000\000\000`~\257\031\000\000\000\000\351>f\000\000\000\000\000\360+.\032\000\000\000\000\070,.\032\000\000\000\000\000\200\257\031\000\000\000\000\000\200\257\031\000\000\000\000\200~\257\031\000\000\000\000g\342t\000\000\000\000\000\260*.\032\000\000\000\000\002\000\000\000\000\000\000\000\260~\257\031\000\000\000\000\254\351t\000\000\000\000\000\230\016\036\032\000\000\000\000\260*.\032\000\000\000\000\002\000\000\000\000\000\000\000\000\200\257\031\000\000\000\000\020\177\257\031\000\000\000\000\360\343t\000\000\000\000\000rc\313\000\000\000\000\000\020\326\035\032\000\000\000\000\260*.\032\000\000\000\000*?t\000z\004\000\000\000\200\257\031\000\000\000\000\020\326\035\032\000\000\000\000\002\000\000\000\000\000\000\000z\004\000\000\000\000\000\000\000\200\257\031\000\000\000\000<\315\314\000\000\000\000\000\220\177\257\031\000\000\000\000\327\377s\000\000\000\000\000p\f\036\032\000\000\000\000\060\177\257\031", '\000' <repeats 12 times>, "\306>\231\000\000\000\000\000`\177\257\031\000\000\000\000\210\213\304\000\000\000\000\000\000\200\257\031", '\000' <repeats 12 times>, "\220\177\257\031\000\000\000\000\000\200\257\031\000\000\000\000?\245\313\000\000\000\000\000H\002\313\000\000\000\000\000\n\000\000\200\000\000\000\000`\213\257\031\000\000\000\000 \202\257\031\000\000\000\000\210\266\257\031\000\000\000\000\200z\257\031\000\000\000\000\036\000\000\000", 
          tmp_table = false
        }
        alter_prelocking_strategy = {
          <Prelocking_strategy> = {
            _vptr.Prelocking_strategy = 0x14159d0 <vtable for Alter_table_prelocking_strategy+16>
          }, <No data fields>}
        data_file =           "\000\000\000\000\000\000\000\000`Qh\031\000\000\000\000`Qh\031\000\000\000\000\210\266\257\031\000\000\000\000`\207\257\031\000\000\000\000j\220\304\000\000\000\000\000\b\000\000\200\000\000\000\000\b\000\000\200\000\000\000\000\260\207\257\031\000\000\000\000\202\235\304\000\000\000\000\000\300\207\257\031\000\000\000\000\020\326\035\032\235\030\000\000(\355\065\032\000\000\000\000\240\231\a \000\000\000\000\300\207\257\031\000\000\000\000\020\326\035\032\000\000\000\000\270\323\037\a\000\000\000\000\b\324\037\a\000\000\000\000\020\210\257\031\000\000\000\000\343\367q\000\000\000\000\000-\373\312\000\000\000\000\000H\002\313\000\000\000\000\000\b\000\000\200\000\000\000\000@\210\257\031\000\000\000\000\000\210\257\031\000\000\000\000\240\231\a \000\000\000\000\270\323\037\a\000\000\000\000\234\365\065\032\000\000\000\000@\210\257\031\000\000\000\000\060\352\223\023\000\000\000\000\220\210\257\031\000\000\000\000\305\376q\000\000\000\000\000@\210\257\031\000\000\000\000`Qh\031\000\000\000\000\300\212\257\031\000\000\000\000\210\266\257\031\000\000\000\000`\210\257\031\000\000\000\000j\220\304\000\000\000\000\000\a\000\000\200\000\000\000\000`Qh\031\000\000\000\000\260\212\257\031\000\000\000\000\236\241\304\000\000\000\000\000\270\323\037\a\000\000\000\000`Qh\031\000\000\000\000\020\213\257\031\000\000\000\000\210\266\257\031\000\000\000\000\260\210\257\031\000\000\000\000j\220\304\000\000\000\000\000\020\326\035\032\000\000\000\000`Qh\031\000\000\000\000\000\213\257\031\000\000\000\000\236\241\304\000\000\000\000\000\340\213\257\031\000\000\000\000`Qh\031\307\004\000\000`\213\257\031\000\000\000\000\210\266\257\031\000\000\000\000\000\211\257\031\000\000\000\000j\220\304\000\000\000\000\000`\213\257\031\000\000\000\001\000\000\000\000\000\000\000\000P\213\257\001\002\000\000\000`Qh\031\000\000\000\000\260\213\257\031\000\000\000\000\210\266\257\031\000\000\000"
        key_info = 0x20024a50
        varchar = 224
        _db_stack_frame_ = {
          func = 0xd4fc43 "Sql_cmd_alter_table::execute", 
          file = 0xd4fc70 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_alter.cc", 
          level = 2147483654, 
          prev = 0x19af9530
        }
        table = 0x20129310
        target_mdl_request = {
          type = 430935536, 
          duration = MDL_STATEMENT, 
          next_in_list = 0x19afb688, 
          prev_in_list = 0x19af8b50, 
          ticket = 0xc4906a <DoTrace+90>, 
          key = {
            m_length = 35680, 
            m_db_name_length = 6575, 
            m_ptr =               "\000\000\000\000`Qh\031\000\000\000\000\360\215\257\031\000\000\000\000`Qh\031\000\000\000\000\360\215\257\031\000\000\000\000\210\266\257\031\000\000\000\000\220\213\257\031\000\000\000\000j\220\304\000\000\000\000\000Ѝ\257\031\000\000\000\000`Qh\031\000\000\000\000\340\215\257\031\000\000\000\000\236\241\304\000\000\000\000\000P\214\257\031\000\000\000\000\211\260\215\000\304\001\000\000\000\214\257\031\000\000\000\000`Qh\031\000\000\000\000\020\225\257\031\000\000\000\000\210\266\257\031\000\000\000\000\360\213\257\031\000\000\000\000j\220\304\000\000\000\000\000\240\214\257\031\000\000\000\000`Qh\031\000\000\000\000@\216\257\031\000\000\000\000`Qh\031\000\000\000\000`Qh\031\000\000\000\000\210\266\257\031\000\000\000\000\060\214\257\031\000\000\000\000j\220\304\000\000\000\000\000`Qh\031\000\000\000\000\a\000\000\200\000\000\000\000\200\214\257\031\000\000\000\000\202\235\304\000\000\000\000\000\240\214\257\031\000\000\000\000\306>\231\000p\001\000\000\366\000\000\000\000\000\000\000`Qh\031\000\000\000\000`Qh\031\000\000\000\000\210\266\257\031\000\000\000\000\220\214\257\031\000\000\000\000\245Up\000\000\000\000\000\360\214\257\031\000\000\000\000\006\000\000\200\000\000\000\000\340\214\257\031\000\000\000\000\202\235\304\000\000\000\000\000\240\215\257\031\000\000\000\000\000#\314\000\234\026\000\000\240SS\001", '\000' <repeats 18 times>, 
            static m_namespace_to_wait_state_name =               {[0] = {
                m_key = 102, 
                m_name = 0xca684d "Waiting for global read lock", 
                m_flags = 0
              },
              [1] = {
                m_key = 103, 
                m_name = 0xca6df8 "Waiting for schema metadata lock", 
                m_flags = 0
              },
              [2] = {
                m_key = 104, 
                m_name = 0xca6e20 "Waiting for table metadata lock", 
                m_flags = 0
              },
              [3] = {
                m_key = 105, 
                m_name = 0xca6e40 "Waiting for stored function metadata lock", 
                m_flags = 0
              },
              [4] = {
                m_key = 106, 
                m_name = 0xca6e70 "Waiting for stored procedure metadata lock", 
                m_flags = 0
              },
              [5] = {
                m_key = 107, 
                m_name = 0xca6ea0 "Waiting for trigger metadata lock", 
                m_flags = 0
              },
              [6] = {
                m_key = 108, 
                m_name = 0xca6ec8 "Waiting for event metadata lock", 
                m_flags = 0
              },
              [7] = {
                m_key = 109, 
                m_name = 0xca686a "Waiting for commit lock", 
                m_flags = 0
              }}
          }
        }
        no_ha_table = true
        backup_name =           "\360\215\257\031\000\000\000\000\222.w\000\000\000\000\000\220\215\257\031\000\000\000\000\261\035\214\000\000\000\000"
        __FUNCTION__ =           "mysql_alter_table"
        tables_opened = 1
        mdl_ticket = 0x2089fbe0
        fast_alter_partition = false
        new_table = 0x0
        deleted = 0
        error = <optimized out>
        new_db_type = 0x8ee50a0
        index_file =           "@\211\257\031\000\000\000\000j\220\304\000\000\000\000\000\261\006\325\000\000\000\000\000`Qh\031\000\000\000\000\220\213\257\031\000\000\000\000\236\241\304\000\000\000\000\000p\211\257\031\000\000\000\000j\220\304\000\\1\000\000 \214\257\031\000\000\000\000`Qh\031\000\000\000\000\300\213\257\031\000\000\000\000`Qh\031\000\000\000\000\240\211\257\031\000\000\000\000\262\312d\000\000\000\000\000\260\211\257\031\000\000\000\000\340\362\065\032\000\000\000\000\360\211\257\031\000\000\000\000!td\000\000\000\000\000)\003", '\000' <repeats 14 times>, "\021\003\000\000\000\000\000\000`Qh\031\000\000\000\000\340\215\257\031\000\000\000\000\210\266\257\031\000\000\000\000\000\212\257\031\000\000\000\000j\220\304\000\000\000\000\000\240\212\257\031\000\000\000\000`Qh\031\000\000\000\000\240\214\257\031\000\000\000\000\210\266\257\031\000\000\000\000\060\212\257\031\000\000\000\000j\220\304\000\000\000\000\000\300\214\257\031\000\000\000\000`Qh\031\000\000\000\000\200\214\257\031\000\000\000\000\236\241\304\000\000\000\000\000)\003\000\000\000\000\000\000`Qh\031v\001\000\000\240\214\257\031\000\000\000\000`Qh\031\000\000\000\000\240\215\257\031\000\000\000\000\210\266\257\031\000\000\000\000\220\212\257\031\000\000\000\000j\220\304\000\000\000\000\000\240\212\257\031\000\000\000\000`Qh\031\000\000\000\000\340\214\257\031\000\000\000\000\236\241\304\000\000\000\000\000\360\214\257\031\000\000\000\000\236\241\304\000\032\027\000\000\000\000\000\000\000\000\000\000`Qh\031\000\000\000\000\220\215\257\031\000\000\000\000\210\266\257\031\000\000\000\000\360\212\257\031\000\000\000\000j\220\304\000\000\000\000\000`\213\257\031\000\000\000\000`Qh\031\000\000\000\000@\215\257\031\000\000\000\000\236\241\304\000\000\000\000\000\340\254T\001\000\000\000\000\000\213\257\031\241\025\000\000\000\000\000\000\000\000\000\000`Qh\031\000\000\000"
#10 0x00000000008c1b9c in Sql_cmd_alter_table::execute (this=<optimized out>, thd=0x1a1dd610) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_alter.cc:317
        lex = 0x1a1df9d8
        create_info = {
          table_charset = 0x0, 
          default_table_charset = 0x14b40c0 <my_charset_latin1>, 
          connect_string = {
            str = 0x0, 
            length = 0
          }, 
          password = 0x0, 
          tablespace = 0x0, 
          comment = {
            str = 0x1a03aa28 "", 
            length = 0
          }, 
          data_file_name = 0x0, 
          index_file_name = 0x0, 
          alias = 0x0, 
          max_rows = 0, 
          min_rows = 0, 
          auto_increment_value = 17, 
          table_options = 8, 
          avg_row_length = 0, 
          used_fields = 0, 
          key_block_size = 0, 
          stats_sample_pages = 0, 
          stats_auto_recalc = HA_STATS_AUTO_RECALC_DEFAULT, 
          merge_list = {
            <Sql_alloc> = {<No data fields>}, 
            members of SQL_I_List<TABLE_LIST>: 
            elements = 0, 
            first = 0x0, 
            next = 0x19af9430
          }, 
          db_type = 0x8ee50a0, 
          row_type = ROW_TYPE_DEFAULT, 
          null_bits = 11, 
          options = 0, 
          merge_insert_method = 0, 
          extra_size = 46, 
          varchar = false, 
          storage_media = HA_SM_DEFAULT
        }
        alter_info = {
          static ALTER_ADD_COLUMN = 1, 
          static ALTER_DROP_COLUMN = 2, 
          static ALTER_CHANGE_COLUMN = 4, 
          static ALTER_ADD_INDEX = 8, 
          static ALTER_DROP_INDEX = 16, 
          static ALTER_RENAME = 32, 
          static ALTER_ORDER = 64, 
          static ALTER_OPTIONS = 128, 
          static ALTER_CHANGE_COLUMN_DEFAULT = 256, 
          static ALTER_KEYS_ONOFF = 512, 
          static ALTER_CONVERT = 1024, 
          static ALTER_RECREATE = 2048, 
          static ALTER_ADD_PARTITION = 4096, 
          static ALTER_DROP_PARTITION = 8192, 
          static ALTER_COALESCE_PARTITION = 16384, 
          static ALTER_REORGANIZE_PARTITION = 32768, 
          static ALTER_PARTITION = 65536, 
          static ALTER_ADMIN_PARTITION = 131072, 
          static ALTER_TABLE_REORG = 262144, 
          static ALTER_REBUILD_PARTITION = 524288, 
          static ALTER_ALL_PARTITION = 1048576, 
          static ALTER_REMOVE_PARTITIONING = 2097152, 
          static ADD_FOREIGN_KEY = 4194304, 
          static DROP_FOREIGN_KEY = 8388608, 
          static ALTER_EXCHANGE_PARTITION = 16777216, 
          static ALTER_TRUNCATE_PARTITION = 33554432, 
          static ALTER_COLUMN_ORDER = 67108864, 
          drop_list = {
            <base_list> = {
              <Sql_alloc> = {<No data fields>}, 
              members of base_list: 
              first = 0x154ace0 <end_of_list>, 
              last = 0x19af9470, 
              elements = 0
            }, <No data fields>}, 
          alter_list = {
            <base_list> = {
              <Sql_alloc> = {<No data fields>}, 
              members of base_list: 
              first = 0x154ace0 <end_of_list>, 
              last = 0x19af9488, 
              elements = 0
            }, <No data fields>}, 
          key_list = {
            <base_list> = {
              <Sql_alloc> = {<No data fields>}, 
              members of base_list: 
              first = 0x1a360670, 
              last = 0x1a22dfb0, 
              elements = 11
            }, <No data fields>}, 
          create_list = {
            <base_list> = {
              <Sql_alloc> = {<No data fields>}, 
              members of base_list: 
              first = 0x1a3605c0, 
              last = 0x1a3605b0, 
              elements = 21
            }, <No data fields>}, 
          delayed_key_list = {
            <base_list> = {
              <Sql_alloc> = {<No data fields>}, 
              members of base_list: 
              first = 0x154ace0 <end_of_list>, 
              last = 0x19af73d0, 
              elements = 0
            }, <No data fields>}, 
          delayed_key_info = 0x0, 
          delayed_key_count = 0, 
          flags = 67108868, 
          keys_onoff = Alter_info::LEAVE_AS_IS, 
          partition_names = {
            <base_list> = {
              <Sql_alloc> = {<No data fields>}, 
              members of base_list: 
              first = 0x154ace0 <end_of_list>, 
              last = 0x19af9500, 
              elements = 0
            }, <No data fields>}, 
          num_parts = 0, 
          requested_algorithm = Alter_info::ALTER_TABLE_ALGORITHM_DEFAULT, 
          requested_lock = Alter_info::ALTER_TABLE_LOCK_DEFAULT
        }
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x19afa230
        }
        __PRETTY_FUNCTION__ =           "virtual bool Sql_cmd_alter_table::execute(THD*)"
        priv = 536870911
        priv_needed = <optimized out>
        select_lex = 0x1a1e00e8
        first_table = 0x1a35ed08
        result = <optimized out>
#11 0x0000000000776543 in mysql_execute_command (thd=0x1a1dd6f8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5157
        res = 0
        lex = 0x1a1df9d8
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x19afa310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 214, 
            has_disabled_I_S = 29, 
            empty = 26, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x19afa1f0 " \242\257\031", 
            previous_key =               "\020\326\035\032", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 81, 
            has_disabled_I_S = 104, 
            empty = 25, 
            stmt = 0x19afb688, 
            saved_key = 0x19afa1b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\250\362\065\032\000\000\000\000\001\000\000\000\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x1a1df9b8, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x1a1e00e8
        first_table = 0x1a35ed08
        all_tables = 0x1a35ed08
        unit = 0x1a1dfaa0
        have_table_map_for_update = false
#12 0x000000000077bc88 in mysql_parse (thd=0x1a1dd610, rawbuf=0x1a1dd618 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x1a1df9d8
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 75
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x19afac40
        }
        start_usecs = 1374813866373264
        end_usecs = 0
        start_cpu_nsecs = 135201504
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813866, 
          tv_usec = 373264
        }
        end_time = {
          tv_sec = 438162960, 
          tv_usec = 430942944
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 135201504
        }
#13 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x1a1dd610, packet=<optimized out>, packet_length=439741355) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x1a35ebab ""
        parser_state = {
          m_lip = {
            m_thd = 0x1a1dd610, 
            yylineno = 1, 
            yytoklen = 1, 
            yylval = 0x19afa150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x1a35ebac "\004", 
            m_tok_start = 0x1a35ebac "\004", 
            m_tok_end = 0x1a35ebac "\004", 
            m_end_of_query = 0x1a35ebab "", 
            m_tok_start_prev = 0x1a35ebab "", 
            m_buf = 0x1a35eb60 "ALTER TABLE `table16_int_autoinc` MODIFY `col_char_10` TIME DEFAULT 0 FIRST", 
            m_buf_length = 75, 
            m_echo = true, 
            m_echo_saved = false, 
            m_cpp_buf = 0x1a35ec10 "ALTER TABLE `table16_int_autoinc` MODIFY `col_char_10` TIME DEFAULT 0 FIRST", 
            m_cpp_ptr = 0x1a35ec5b "", 
            m_cpp_tok_start = 0x1a35ec5b "", 
            m_cpp_tok_start_prev = 0x1a35ec5b "", 
            m_cpp_tok_end = 0x1a35ec5b "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x19f3bd90 "\003ALTER TABLE `table16_int_autoinc` MODIFY `col_char_10` TIME DEFAULT 0 FIRST", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = (DISCARD_COMMENT | unknown: 10043076), 
            m_cpp_text_start = 0x1a35ec54 "0 FIRST", 
            m_cpp_text_end = 0x1a35ec55 " FIRST", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x1a1dd870
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x19afacf0
        }
#14 0x000000000077d4f5 in do_command (thd=0x1a1dd610) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x19f3bd90 "\003ALTER TABLE `table16_int_autoinc` MODIFY `col_char_10` TIME DEFAULT 0 FIRST"
        packet_length = <optimized out>
        net = 0x1a1dd870
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#15 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x1a1dd610
#16 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x1a1dd610
#17 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x208de6f0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x208de6f0
        user_arg = 0x1a1dd610
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 17 (LWP 20027):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x13948f00, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000afe96d in sync_array_wait_event (arr=0x9255b30, index=3) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
        cell = 0x9654410
        event = 0x13948f00
#4  0x0000000000b00739 in mutex_spin_wait (mutex=0x196392b8, file_name=0xdb6bb8 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc", line=1304) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0sync.cc:583
        i = <optimized out>
        index = 3
        sync_arr = <optimized out>
        counter_index = 431212288
#5  0x0000000000a8c370 in pfs_mutex_enter_func (mutex=0x196392b8, file_name=0xdb6bb8 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc", line=1304) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0sync.ic:251
No locals.
#6  0x0000000000a8d6fb in que_eval_sql (info=<optimized out>, sql=0xdddbf0 "PROCEDURE FETCH_STATS () IS\nfound INT;\nDECLARE FUNCTION fetch_table_stats_step;\nDECLARE FUNCTION fetch_index_stats_step;\nDECLARE CURSOR table_stats_cur IS\n  SELECT\n  n_rows,\n  clustered_index_size,\n  sum_of_other_index_sizes\n  FROM \"mysql/innodb_table_stats\"\n  WHERE\n  database_name = :database_name AND\n  table_name = :table_name;\nDECLARE CURSOR index_stats_cur IS\n  SELECT\n  index_name,\n  stat_name,\n  stat_value,\n  sample_size\n  FROM \"mysql/innodb_index_stats\"\n  WHERE\n  database_name = :database_name AND\n  table_name = :table_name;\nBEGIN\nOPEN table_stats_cur;\nFETCH table_stats_cur INTO\n  fetch_table_stats_step();\nIF (SQL % NOTFOUND) THEN\n  CLOSE table_stats_cur;\n  RETURN;\nEND IF;\nCLOSE table_stats_cur;\nOPEN index_stats_cur;\nfound := 1;\nWHILE found = 1 LOOP\n  FETCH index_stats_cur INTO\n    fetch_index_stats_step();\n  IF (SQL % NOTFOUND) THEN\n    found := 0;\n  END IF;\nEND LOOP;\nCLOSE index_stats_cur;\nEND;", reserve_dict_mutex=<optimized out>, trx=0x2019d618) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc:1304
        thr = <optimized out>
        graph = 0x20040370
#7  0x0000000000ba0b5d in dict_stats_fetch_from_ps (table=0x20930d28) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0stats.cc:2839
        ret = <optimized out>
        table_utf8 =           "table14_int_autoinc", '\000' <repeats 13 times>, "P\225\263\031\000\000\000\000f\243\245\000\000\000\000\000\000\001\000\000\000\000\000\000\260\f\223 \000\000\000\000\260\f\223 \000\000\000\000\200az\031\000\000\000\000\260\f\223 \000\000\000\000\020\000\000\000\000\000\000\000\200\225\263\031\000\000\000\000\364\235\245\000\000\000\000\000\200\225\263\031\000\000\000\000`\215\245\000\000\000\000\000Hbz\031\000\000\000\000\200az\031\000\000\000\000\240\225\263\031\000\000\000\000\200\221\271\000\000\000\000\000pbz\031\000\000\000\000\200az\031\000\000\000\000 \226\263\031\000\000\000\000\224ι\000\000\000\000\000\001\000CM\000\000\000\000pb"
        index_fetch_arg = {
          table = 0x20930d28, 
          stats_were_modified = true
        }
        trx = 0x2019d618
        pinfo = 0x206c0b68
        db_utf8 =           "test", '\000' <repeats 28 times>, "\003\000\000\000\000\000\000\000\377\377\377\377\377\377\377\377 \226\263\031\000\000\000\000\060\000\000\000\000\000\000\000X\235\231 \000\000\000\000\002\000\000\000\000\000\000\000 #\223 \000\000\000\000\260\f\223 \000\000\000\000Ж\263\031\000\000\000\000\r\b\272\000\000\000\000\000\277\353\335\000\000\000\000\000\006\000\000\000\000\000\000\000 bz\031\000\000\000\000\200\r\223 \000\000\000\000(\r\223 \000\000\000\000`\226\263\031\000\000\000\000\005\000CM\000\000\000\000\005\367t \000\000\000\000\003", '\000' <repeats 15 times>
#8  0x0000000000ba20de in dict_stats_update (table=0x2088bd18, stats_upd_option=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0stats.cc:3041
        t = 0x20930d28
        err = <optimized out>
        buf =           "0\227\263\031\000\000\000\000j\220\304\000\000\000\000\000p\231\263\031\000\000\000\000@\nE\031\000\000\000\000\200\231\263\031\000\000\000\000\236\241\304\000\000\000\000\000@\nE\031\000\000\000\000\210Ƴ\031\006\035\000\000p\227\263\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "@\nE\031\000\000\000\000\020\232\263\031\000\000\000\000\210Ƴ\031\000\000\000\000\240\227\263\031\000\000\000\000j\220\304\000\000\000\000\000\260\227\263\031\000\000\000\000@\nE\031\000\000\000\000\360\231\263\031\000\000\000\000\236\241\304\000\000\000\000\000\200\360v!\000\000\000\000(sG\001\267\"\000\000 \230\263\031\000\000\000\000\305\r\231\000\000\000\000\000\060\230\263\031\000\000\000\000\065`\246\000\000\000\000\000\000\217\224\023", '\000' <repeats 12 times>, "\367\246\300\f4\000\000\000\065`\246\000\000\000\000\000`\230\263\031\000\000\000\000\065`\246\000\000\000\000\000\000\000\000\000F\000\000\000@\217\224\023\000\000\000\000\000\217\224\023\000\000\000\000\212\000\000\000\000\000\000\000K\000\000\000\000\000\000\000sg\246\000\000\000\000\000p\230\263\031\000\000\000\000\000\\%\t\000\000\000\000\006\000\000\000\000\000\000\000\000dz\031\000\000\000\000\200\230\263\031\000\000\000\000q`\246\000\000\000\000\000\240\230\263\031\000\000\000\000\060[%\t\000\000\000\000\240\230\263\031\000\000\000\000\033\377\257\000\000\000\000\000\270\222c\031\000\000\000\000\310VG\001\000\000\000\000\020\231\263\031\000\000\000\000a\a\260\000\000\000\000\000@\nE\031\000\000\000\000\003\000\000\000\000\000\000\000ؘ\263\031\000\000\000\000X\235\335\000\000\000\000\000\220W\236 \000\000\000\000\006\000\000\000\000\000\000\000\020\231\263\031\000\000\000\000\270\222c\031\000\000\000\000\273\003\000\000\000\000\000\000X\235\335", '\000' <repeats 21 times>, "\200\231\263\031\000\000\000\000io\246\000\000\000\000\000@\231\263\031\000\000\000\000io\246\000\000\000\000\000P\231\263\031\000\000\000\000io\246\000\000\000\000\000`\231\263\031\000\000\000\000Q\b\260\000\000\000\000\000p\231\263\031\000\000\000\000\270\222c\031\000\000\000\000\200\231\263\031\000\000\000\000\016D\270", '\000' <repeats 21 times>, "\240\231\263\031\000\000\000\000.\b\260\000\000\000\000\000\300\231\263\031\000\000\000\000\030\275\210 \000"
#9  0x0000000000a085fc in ha_innobase::open (this=0x1a2a3400, name=0x1a0b0468 "./test/table14_int_autoinc", mode=<optimized out>, test_if_locked=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:5124
        ib_table = 0x2088bd18
        par_case_name_set = <optimized out>
        ignore_err = <optimized out>
        norm_name =           "test/table14_int_autoinc\000\241\304\000\260\000\000\000\020\000\000\000\000\000\000\000\260Tv\031\333\001\000\000@\234\263\031\000\000\000\000@\nE\031\000\000\000\000\340\236\263\031\000\000\000\000\210Ƴ\031\000\000\000\000`\234\263\031\000\000\000\000j\220\304\000\000\000\000\000\200\234\263\031\000\000\000\000@\nE\031\000\000\000\000\260\236\263\031\000\000\000\000\236\241\304\000\000\000\000\000@\304\v \000\000\000\000\220\270\024 5\002\000\000\260\234\263\031\000\000\000\000М\263\031\000\000\000\000\310\303\v \000\000\000\000\002\000\000\000\000\000\000\000\250\065\f\032\000\000\000\000@\nE\031\000\000\000\000`\237\263\031\000\000\000\000@\nE\031\000\000\000\000@\nE\031\000\000\000\000\210Ƴ\031\000\000\000\000\360\234\263\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000(\035\000\000\000\000\000\000\306>\231\000\000\000\000\000\060\235\263\031\000\000\000\000@\nE\031\000\000\000\000@\nE\031\000\000\000\000\210Ƴ\031\000\000\000\000P\235\263\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000@\nE\031\000\000\000\000@\nE\031\000\000\000\000\210Ƴ\031\000\000\000\000\220\235\263\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000\300\a\000\000\000\000\000\000\306>\231\000\000\000\000\000Н\263\031\000\000\000\000@\nE\031\000\000\000\000@\nE\031\000\000\000\000\210Ƴ\031\000\000\000\000\360\235\263\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\n\000\000\200\000\000\000"
        thd = 0x200bc290
        is_part = <optimized out>
        par_case_name =           "@\234\263\031\000\000\000\000@\nE\031\000\000\000\000\240\234\263\031\000\000\000\000\210Ƴ\031\000\000\000\000\060\232\263\031\000\000\000\000j\220\304\000\000\000\000\000\300\234\263\031\000\000\000\000@\nE\031\000\000\000\000\200\234\263\031\000\000\000\000\236\241\304\000\000\000\000\000\220\302\v \000\000\000\000@\nE\031v\001\000\000\240\234\263\031\000\000\000\000@\nE\031\000\000\000\000\240\235\263\031\000\000\000\000\210Ƴ\031\000\000\000\000\220\232\263\031\000\000\000\000j\220\304\000\000\000\000\000\240\232\263\031\000\000\000\000@\nE\031\000\000\000\000\340\234\263\031\000\000\000\000\236\241\304\000\000\000\000\000\360\234\263\031\000\000\000\000\236\241\304\000\032\027\000\000К\263\031\000\000\000\000@\nE\031\000\000\000\000P\235\263\031\000\000\000\000\210Ƴ\031\000\000\000\000\360\232\263\031\000\000\000\000j\220\304\000\000\000\000\000\000\233\263\031\000\000\000\000@\nE\031\000\000\000\000@\235\263\031\000\000\000\000\236\241\304\000\000\000\000\000P\235\263\031\000\000\000\000@\nE\031B\000\000\000\200\241\263\031\000\000\000\000@\nE\031\000\000\000\000\260\235\263\031\000\000\000\000\210Ƴ\031\000\000\000\000P\233\263\031\000\000\000\000j\220\304\000\000\000\000\000@\nE\031\000\000\000\000@\nE\031\000\000\000\000\240\235\263\031\000\000\000\000@\nE\031\000\000\000\000\360\235\263\031\000\000\000\000\210Ƴ\031\000\000\000\000\220\233\263\031\000\000\000\000j\220\304\000\000\000\000\000 \236\263\031\000\000\000\000@\nE\031\000\000\000\000\340\235\263\031\000\000\000\000\236\241\304\000\000\000\000\000\060\236\263\031\000\000\000\000@\nE\031B\000\000\000\000\236\263\031\000\000\000\000@\nE\031\000\000\000\000`\236\263\031\000\000\000\000\210Ƴ\031\000\000\000\000\360\233\263\031\000\000\000\000j\220\304\000\000\000\000\000\000\234\263\031\000\000\000\000@\nE\031\000\000\000"
        _db_stack_frame_ = {
          func = 0xc8b533 "handler::ha_open", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483659, 
          prev = 0x19b39e60
        }
        no_tablespace = <optimized out>
#10 0x000000000064303a in handler::ha_open (this=0x1a2a3400, table_arg=<optimized out>, name=0x1a0b0468 "./test/table14_int_autoinc", mode=2, test_if_locked=2) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2478
        error = <optimized out>
        _db_stack_frame_ = {
          func = 0xce10bd "open_table_from_share", 
          file = 0xce12a0 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc", 
          level = 2147483658, 
          prev = 0x19b39f60
        }
        __PRETTY_FUNCTION__ =           "int handler::ha_open(TABLE*, const char*, int, int)"
#11 0x000000000080c4f3 in open_table_from_share (thd=0x200bc290, share=<optimized out>, alias=<optimized out>, db_stat=39, prgflag=<optimized out>, ha_open_flags=0, outparam=0x1ff6d0e0, is_create_table=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc:2318
        ha_err = <optimized out>
        records = <optimized out>
        error_reported = false
        record = <optimized out>
        _db_stack_frame_ = {
          func = 0xcba53f "open_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483657, 
          prev = 0x19b3a260
        }
        __PRETTY_FUNCTION__ =           "int open_table_from_share(THD*, TABLE_SHARE*, const char*, uint, uint, uint, TABLE*, bool)"
        bitmaps = 0x19fc1b00 ""
        error = 2
        i = <optimized out>
        bitmap_size = 4
        field_ptr = <optimized out>
#12 0x000000000072692e in open_table (thd=0x200bc290, table_list=0x1a0c3048, ot_ctx=0x19b3a410) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:3082
        table = 0x1ff6d0e0
        key = 0x1a0c340d "test"
        alias = 0x1a0c3030 "alias2"
        flags = 0
        _db_stack_frame_ = {
          func = 0xcb0116 "open_and_process_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483656, 
          prev = 0x19b3a320
        }
        __PRETTY_FUNCTION__ =           "bool open_table(THD*, TABLE_LIST*, Open_table_context*)"
        mdl_ticket = 0x202652f0
        key_length = 25
        error = <optimized out>
        share = 0x1a0b0120
        hash_value = 2069908207
#13 0x0000000000727bf1 in open_and_process_table (thd=0x200bc290, lex=0x200be658, tables=0x1a0c3048, counter=0x200be710, flags=<optimized out>, prelocking_strategy=0x19b3a500, has_prelocking_list=false, ot_ctx=0x19b3a410) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4567
        error = <optimized out>
        safe_to_ignore_table = false
        _db_stack_frame_ = {
          func = 0xcaff08 "open_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483655, 
          prev = 0x19b3a440
        }
        __PRETTY_FUNCTION__ =           "bool open_and_process_table(THD*, LEX*, TABLE_LIST*, uint*, uint, Prelocking_strategy*, bool, Open_table_context*)"
#14 0x0000000000727f62 in open_tables (thd=0x200bc290, start=0x19b3a4c8, counter=0x200be710, flags=0, prelocking_strategy=0x19b3a500) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5069
        some_routine_modifies_data = false
        _db_stack_frame_ = {
          func = 0xcb1640 "open_normal_and_derived_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483654, 
          prev = 0x19b3a4d0
        }
        xa_state = <optimized out>
        __PRETTY_FUNCTION__ =           "bool open_tables(THD*, TABLE_LIST**, uint*, uint, Prelocking_strategy*)"
        table_to_open = 0x1a0c2a80
        ot_ctx = {
          m_failed_table = 0x0, 
          m_start_of_statement_svp = {
            m_stmt_ticket = 0x0, 
            m_trans_ticket = 0x0
          }, 
          m_timeout = 31536000, 
          m_flags = 0, 
          m_action = Open_table_context::OT_NO_ACTION, 
          m_has_locks = false, 
          m_has_protection_against_grl = false
        }
        has_prelocking_list = false
        __FUNCTION__ =           "open_tables"
        sroutine_to_open = 0x200be6f0
        tables = <optimized out>
        error = false
#15 0x00000000007285a6 in open_normal_and_derived_tables (thd=0x200bc290, tables=0x1a0c2a78, flags=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5768
        prelocking_strategy = {
          <Prelocking_strategy> = {
            _vptr.Prelocking_strategy = 0x1415a50 <vtable for DML_prelocking_strategy+16>
          }, <No data fields>}
        mdl_savepoint = {
          m_stmt_ticket = 0x0, 
          m_trans_ticket = 0x0
        }
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x19b3b230
        }
        __PRETTY_FUNCTION__ =           "bool open_normal_and_derived_tables(THD*, TABLE_LIST*, uint)"
#16 0x000000000077439b in execute_sqlcom_select (thd=0x200bc290, all_tables=0x1a0c2a78) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5278
        lex = 0x200be658
        result = 0x0
        res = <optimized out>
#17 0x0000000000777b6e in mysql_execute_command (thd=0x200bc378) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:2762
        res = <optimized out>
        lex = 0x200be658
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x19b3b310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 194, 
            has_disabled_I_S = 11, 
            empty = 32, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x19b3b1f0 " \262\263\031", 
            previous_key =               "\220\302\v ", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 10, 
            has_disabled_I_S = 69, 
            empty = 25, 
            stmt = 0x19b3c688, 
            saved_key = 0x19b3b1b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\360\261\263\031\000\000\000\000\005\000\000\200\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x200be638, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x200bed68
        first_table = 0x1a0c2a78
        all_tables = 0x1a0c2a78
        unit = 0x200be720
        have_table_map_for_update = false
#18 0x000000000077bc88 in mysql_parse (thd=0x200bc290, rawbuf=0x200bc298 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x200be658
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 759
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x19b3bc40
        }
        start_usecs = 1374813866758052
        end_usecs = 0
        start_cpu_nsecs = 116302785
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813866, 
          tv_usec = 758052
        }
        end_time = {
          tv_sec = 537641616, 
          tv_usec = 431209184
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 116302785
        }
#19 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x200bc290, packet=<optimized out>, packet_length=437003559) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x1a0c2527 ""
        parser_state = {
          m_lip = {
            m_thd = 0x200bc290, 
            yylineno = 1, 
            yytoklen = 6, 
            yylval = 0x19b3b150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x1a0c2528 "\004", 
            m_tok_start = 0x1a0c2528 "\004", 
            m_tok_end = 0x1a0c2528 "\004", 
            m_end_of_query = 0x1a0c2527 "", 
            m_tok_start_prev = 0x1a0c2527 "", 
            m_buf = 0x1a0c2230 "SELECT alias2 . `col_char_10_not_null` AS field1 FROM  table45_int_autoinc AS alias1  RIGHT OUTER JOIN table14_int_autoinc AS alias2 ON  alias1 . `col_varchar_10_latin1_key` =  alias2 . `col_varchar_10_utf8_key`  WHERE  alias2 . `col_varchar_1024_utf8` IN ('v') OR alias2 . `col_varchar_1024_utf8` >= 'w' AND alias2 . `col_varchar_1024_utf8` <= 'e' AND alias2 . `col_varchar_1024_utf8` >= 'b' AND alias2 . `col_varchar_1024_utf8` < 'z' AND  alias1 . `col_varchar_1024_utf8` LIKE ( '_' ) AND alias1 . `col_varchar_1024_utf8` BETWEEN 'o' AND 'z' AND  alias1 . `col_varchar_1024_utf8` >= 'u' AND alias1 . `col_varchar_1024_utf8` < 'z' OR  alias2 . `col_varchar_1024_utf8` > 'LYEBP' AND alias2 . `col_varchar_1024_utf8` <= 'JXQFX' ORDER BY field1 ASC , field1 ASC", 
            m_buf_length = 759, 
            m_echo = true, 
            m_echo_saved = false, 
            m_cpp_buf = 0x1a0c2590 "SELECT alias2 . `col_char_10_not_null` AS field1 FROM  table45_int_autoinc AS alias1  RIGHT OUTER JOIN table14_int_autoinc AS alias2 ON  alias1 . `col_varchar_10_latin1_key` =  alias2 . `col_varchar_10_utf8_key`  WHERE  alias2 . `col_varchar_1024_utf8` IN ('v') OR alias2 . `col_varchar_1024_utf8` >= 'w' AND alias2 . `col_varchar_1024_utf8` <= 'e' AND alias2 . `col_varchar_1024_utf8` >= 'b' AND alias2 . `col_varchar_1024_utf8` < 'z' AND  alias1 . `col_varchar_1024_utf8` LIKE ( '_' ) AND alias1 . `col_varchar_1024_utf8` BETWEEN 'o' AND 'z' AND  alias1 . `col_varchar_1024_utf8` >= 'u' AND alias1 . `col_varchar_1024_utf8` < 'z' OR  alias2 . `col_varchar_1024_utf8` > 'LYEBP' AND alias2 . `col_varchar_1024_utf8` <= 'JXQFX' ORDER BY field1 ASC , field1 ASC", 
            m_cpp_ptr = 0x1a0c2887 "", 
            m_cpp_tok_start = 0x1a0c2887 "", 
            m_cpp_tok_start_prev = 0x1a0c2887 "", 
            m_cpp_tok_end = 0x1a0c2887 "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x1a073550 "\003  SELECT alias2 . `col_char_10_not_null` AS field1 FROM  table45_int_autoinc AS alias1  RIGHT OUTER JOIN table14_int_autoinc AS alias2 ON  alias1 . `col_varchar_10_latin1_key` =  alias2 . `col_varchar_10_utf8_key`  WHERE  alias2 . `col_varchar_1024_utf8` IN ('v') OR alias2 . `col_varchar_1024_utf8` >= 'w' AND alias2 . `col_varchar_1024_utf8` <= 'e' AND alias2 . `col_varchar_1024_utf8` >= 'b' AND alias2 . `col_varchar_1024_utf8` < 'z' AND  alias1 . `col_varchar_1024_utf8` LIKE ( '_' ) AND alias1 . `col_varchar_1024_utf8` BETWEEN 'o' AND 'z' AND  alias1 . `col_varchar_1024_utf8` >= 'u' AND alias1 . `col_varchar_1024_utf8` < 'z' OR  alias2 . `col_varchar_1024_utf8` > 'LYEBP' AND alias2 . `col_varchar_1024_utf8` <= 'JXQFX' ORDER BY field1 ASC , field1 ASC ", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 127 '\177', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = (DISCARD_COMMENT | unknown: 10043076), 
            m_cpp_text_start = 0x1a0c287d "field1 ASC", 
            m_cpp_text_end = 0x1a0c2883 " ASC", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x200bc4f0
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x19b3bcf0
        }
#20 0x000000000077d4f5 in do_command (thd=0x200bc290) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x1a073550 "\003  SELECT alias2 . `col_char_10_not_null` AS field1 FROM  table45_int_autoinc AS alias1  RIGHT OUTER JOIN table14_int_autoinc AS alias2 ON  alias1 . `col_varchar_10_latin1_key` =  alias2 . `col_varchar_10_utf8_key`  WHERE  alias2 . `col_varchar_1024_utf8` IN ('v') OR alias2 . `col_varchar_1024_utf8` >= 'w' AND alias2 . `col_varchar_1024_utf8` <= 'e' AND alias2 . `col_varchar_1024_utf8` >= 'b' AND alias2 . `col_varchar_1024_utf8` < 'z' AND  alias1 . `col_varchar_1024_utf8` LIKE ( '_' ) AND alias1 . `col_varchar_1024_utf8` BETWEEN 'o' AND 'z' AND  alias1 . `col_varchar_1024_utf8` >= 'u' AND alias1 . `col_varchar_1024_utf8` < 'z' OR  alias2 . `col_varchar_1024_utf8` > 'LYEBP' AND alias2 . `col_varchar_1024_utf8` <= 'JXQFX' ORDER BY field1 ASC , field1 ASC "
        packet_length = <optimized out>
        net = 0x200bc4f0
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#21 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x200bc290
#22 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x200bc290
#23 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x196d9c30) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x196d9c30
        user_arg = 0x200bc290
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#24 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#25 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 16 (LWP 20028):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x13948f00, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000afe96d in sync_array_wait_event (arr=0x9255b30, index=13) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
        cell = 0x9654730
        event = 0x13948f00
#4  0x0000000000b00739 in mutex_spin_wait (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0sync.cc:583
        i = <optimized out>
        index = 13
        sync_arr = <optimized out>
        counter_index = 431478528
#5  0x0000000000b84380 in pfs_mutex_enter_func (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0sync.ic:251
No locals.
#6  0x0000000000b8d308 in dict_table_open_on_name (table_name=0x19b7ac40 "test/table11_int_autoinc", dict_locked=0, try_drop=1, ignore_err=DICT_ERR_IGNORE_NONE) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc:955
        table = <optimized out>
#7  0x0000000000a08482 in ha_innobase::open (this=0x2097b5a0, name=0x202b3f78 "./test/table11_int_autoinc", mode=<optimized out>, test_if_locked=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:4996
        ib_table = <optimized out>
        par_case_name_set = 0
        ignore_err = DICT_ERR_IGNORE_NONE
        norm_name =           "test/table11_int_autoinc\000\241\304\000\260\000\000\000@o\237\023\000\000\000\000\340]m\031\333\001\000\000p_m\031\000\000\000\000:\001\000\000\000\000\000\000\260\254\267\031\000\000\000\000\346\332m\000\000\000\000\000p\246\262\b\000\000\000\000\320\350U\031\000\000\000\000P\257\267\031\000\000\000\000\210ַ\031\000\000\000\000Ь\267\031\000\000\000\000j\220\304\000\000\000\000\000ଷ\031\000\000\000\000\320\350U\031\000\000\000\000 \257\267\031\000\000\000\000\236\241\304\000\000\000\000\000\020\255\267\031\000\000\000\000\017\002n\000\027\001\000\000\030\330}\031\000\000\000\000\230,\177 \000\000\000\000\030\330}\031\000\000\000\000\320\350U\031\000\000\000\000\320\350U\031\000\000\000\000\210ַ\031\000\000\000\000@\255\267\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000(\035\000\000\000\000\000\000\306>\231\000\000\000\000\000\200\255\267\031\000\000\000\000\320\350U\031\000\000\000\000\320\350U\031\000\000\000\000\210ַ\031\000\000\000\000\240\255\267\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\320\350U\031\000\000\000\000\320\350U\031\000\000\000\000\210ַ\031\000\000\000\000\340\255\267\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000\300\a\000\000\000\000\000\000\306>\231\000\000\000\000\000 \256\267\031\000\000\000\000\320\350U\031\000\000\000\000\320\350U\031\000\000\000\000\210ַ\031\000\000\000\000@\256\267\031\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\n\000\000\200\000\000\000"
        thd = 0x197dd6e0
        is_part = <optimized out>
        par_case_name =           "(sG\001\000\000\000\000j\220\304\000\214\001\000\000\000\000\000\000\000\000\000\000\320\350U\031\000\000\000\000\360\254\267\031\000\000\000\000\210ַ\031\000\000\000\000./test/b.ARZ\000\000\000\000\240\252\267\031\000\000\000\000\320\350U\031\000\000\000\000ଷ\031\000\000\000\000\236\241\304\000\000\000\000\000\360\254\267\031\000\000\000\000\320\350U\031\000\000\000\000\200\255\267\031\000\000\000\000\210ַ\031\000\000\000\000ષ\031\000\000\000\000j\220\304\000\000\000\000\000\255\375\327\000\000\000\000\000\320\350U\031\000\000\000\000 \256\267\031\000\000\000\000\210ַ\031\000\000\000\000\020\253\267\031\000\000\000\000j\220\304\000\000\000\000\000\220\253\267\031\000\000\000\000\320\350U\031\000\000\000\000\240\255\267\031\000\000\000\000\210ַ\031\000\000\000\000@\253\267\031\000\000\000\000j\220\304\000\000\000\000\000\003\000\000\000\000\000\000\000\320\350U\031\000\000\000\000\220\255\267\031\000\000\000\000\236\241\304\000\000\000\000\000p\253\267\031\000\000\000\000j\220\304\000B", '\000' <repeats 11 times>, "\320\350U\031\000\000\000\000\000\256\267\031\000\000\000\000\210ַ\031\000\000\000\000\240\253\267\031\000\000\000\000j\220\304\000\000\000\000\000\320\350U\031\000\000\000\000\320\350U\031\000\000\000\000\360\255\267\031\000\000\000\000\320\350U\031\000\000\000\000@\256\267\031\000\000\000\000\210ַ\031\000\000\000\000\340\253\267\031\000\000\000\000j\220\304\000\000\000\000\000p\256\267\031\000\000\000\000\320\350U\031\000\000\000\000\060\256\267\031\000\000\000\000\236\241\304\000\000\000\000\000\200\256\267\031\000\000\000\000\320\350U\031B\000\000\000P\256\267\031\000\000\000\000\320\350U\031\000\000\000\000\260\256\267\031\000\000\000\000\210ַ\031\000\000\000\000@\254\267\031\000\000\000\000j\220\304\000\000\000\000\000P\254\267\031\000\000\000\000\320\350U\031\000\000\000"
        _db_stack_frame_ = {
          func = 0xc8b533 "handler::ha_open", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483659, 
          prev = 0x19b7aeb0
        }
        no_tablespace = <optimized out>
#8  0x000000000064303a in handler::ha_open (this=0x2097b5a0, table_arg=<optimized out>, name=0x202b3f78 "./test/table11_int_autoinc", mode=2, test_if_locked=2) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2478
        error = <optimized out>
        _db_stack_frame_ = {
          func = 0xce10bd "open_table_from_share", 
          file = 0xce12a0 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc", 
          level = 2147483658, 
          prev = 0x19b7afb0
        }
        __PRETTY_FUNCTION__ =           "int handler::ha_open(TABLE*, const char*, int, int)"
#9  0x000000000080c4f3 in open_table_from_share (thd=0x197dd6e0, share=<optimized out>, alias=<optimized out>, db_stat=39, prgflag=<optimized out>, ha_open_flags=0, outparam=0x2097ac80, is_create_table=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc:2318
        ha_err = <optimized out>
        records = <optimized out>
        error_reported = false
        record = <optimized out>
        _db_stack_frame_ = {
          func = 0xcba53f "open_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483657, 
          prev = 0x19b7b2b0
        }
        __PRETTY_FUNCTION__ =           "int open_table_from_share(THD*, TABLE_SHARE*, const char*, uint, uint, uint, TABLE*, bool)"
        bitmaps = 0x2097e050 ""
        error = 2
        i = <optimized out>
        bitmap_size = 4
        field_ptr = <optimized out>
#10 0x000000000072692e in open_table (thd=0x197dd6e0, table_list=0x207f28f8, ot_ctx=0x19b7b460) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:3082
        table = 0x2097ac80
        key = 0x207f2cbd "test"
        alias = 0x207f28e0 "table11_int_autoinc"
        flags = 0
        _db_stack_frame_ = {
          func = 0xcb0116 "open_and_process_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483656, 
          prev = 0x19b7b370
        }
        __PRETTY_FUNCTION__ =           "bool open_table(THD*, TABLE_LIST*, Open_table_context*)"
        mdl_ticket = 0x19737b20
        key_length = 25
        error = <optimized out>
        share = 0x202b3c30
        hash_value = 3967733423
#11 0x0000000000727bf1 in open_and_process_table (thd=0x197dd6e0, lex=0x197dfaa8, tables=0x207f28f8, counter=0x197dfb60, flags=<optimized out>, prelocking_strategy=0x19b7b550, has_prelocking_list=false, ot_ctx=0x19b7b460) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4567
        error = <optimized out>
        safe_to_ignore_table = false
        _db_stack_frame_ = {
          func = 0xcaff08 "open_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483655, 
          prev = 0x19b7b490
        }
        __PRETTY_FUNCTION__ =           "bool open_and_process_table(THD*, LEX*, TABLE_LIST*, uint*, uint, Prelocking_strategy*, bool, Open_table_context*)"
#12 0x0000000000727f62 in open_tables (thd=0x197dd6e0, start=0x19b7b518, counter=0x197dfb60, flags=0, prelocking_strategy=0x19b7b550) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5069
        some_routine_modifies_data = false
        _db_stack_frame_ = {
          func = 0xcb1640 "open_normal_and_derived_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483654, 
          prev = 0x19b7b520
        }
        xa_state = <optimized out>
        __PRETTY_FUNCTION__ =           "bool open_tables(THD*, TABLE_LIST**, uint*, uint, Prelocking_strategy*)"
        table_to_open = 0x1fe41110
        ot_ctx = {
          m_failed_table = 0x0, 
          m_start_of_statement_svp = {
            m_stmt_ticket = 0x0, 
            m_trans_ticket = 0x0
          }, 
          m_timeout = 31536000, 
          m_flags = 0, 
          m_action = Open_table_context::OT_NO_ACTION, 
          m_has_locks = false, 
          m_has_protection_against_grl = true
        }
        has_prelocking_list = false
        __FUNCTION__ =           "open_tables"
        sroutine_to_open = 0x197dfb40
        tables = <optimized out>
        error = false
#13 0x00000000007285a6 in open_normal_and_derived_tables (thd=0x197dd6e0, tables=0x1fe41108, flags=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5768
        prelocking_strategy = {
          <Prelocking_strategy> = {
            _vptr.Prelocking_strategy = 0x1415a50 <vtable for DML_prelocking_strategy+16>
          }, <No data fields>}
        mdl_savepoint = {
          m_stmt_ticket = 0x0, 
          m_trans_ticket = 0x0
        }
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x19b7c230
        }
        __PRETTY_FUNCTION__ =           "bool open_normal_and_derived_tables(THD*, TABLE_LIST*, uint)"
#14 0x0000000000776e15 in mysql_execute_command (thd=0x197dd7c8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3705
        sel_result = <optimized out>
        res = <optimized out>
        lex = 0x197dfaa8
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x19b7c310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 214, 
            has_disabled_I_S = 125, 
            empty = 25, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x19b7c1f0 " ·\031", 
            previous_key =               "\340\326}\031", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 232, 
            has_disabled_I_S = 85, 
            empty = 25, 
            stmt = 0x19b7d688, 
            saved_key = 0x19b7c1b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\300/\177 \000\000\000\000\001\000\000\000\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x197dfa88, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x197e01b8
        first_table = 0x1fe41108
        all_tables = 0x1fe41108
        unit = 0x197dfb70
        have_table_map_for_update = false
#15 0x000000000077bc88 in mysql_parse (thd=0x197dd6e0, rawbuf=0x197dd6e8 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x197dfaa8
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 1370
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x19b7cc40
        }
        start_usecs = 1374813868524401
        end_usecs = 0
        start_cpu_nsecs = 328087951
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813868, 
          tv_usec = 524401
        }
        end_time = {
          tv_sec = 427677408, 
          tv_usec = 431475424
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 328087951
        }
#16 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x197dd6e0, packet=<optimized out>, packet_length=535038618) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x1fe40a9a ""
        parser_state = {
          m_lip = {
            m_thd = 0x197dd6e0, 
            yylineno = 1, 
            yytoklen = 2, 
            yylval = 0x19b7c150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x1fe40a9b "\004", 
            m_tok_start = 0x1fe40a9b "\004", 
            m_tok_end = 0x1fe40a9b "\004", 
            m_end_of_query = 0x1fe40a9a "", 
            m_tok_start_prev = 0x1fe40a9a "", 
            m_buf = 0x1fe40540 "INSERT INTO `table43_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table11_int_autoinc` WHERE 0 BETWEEN 4 AND 7 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 25 /*Generated by THREAD_ID 11*/", 
            m_buf_length = 1370, 
            m_echo = true, 
            m_echo_saved = true, 
            m_cpp_buf = 0x1fe40b00 "INSERT INTO `table43_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table11_int_autoinc` WHERE 0 BETWEEN 4 AND 7 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 25 /*Generated by THREAD_ID 11*/", 
            m_cpp_ptr = 0x1fe4105a "", 
            m_cpp_tok_start = 0x1fe4105a "", 
            m_cpp_tok_start_prev = 0x1fe4105a "", 
            m_cpp_tok_end = 0x1fe4105a "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x1a106490 "\003INSERT INTO `table43_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table11_int_autoinc` WHERE 0 BETWEEN 4 AND 7 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 25 /*Generated by THREAD_ID 11*/", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = NO_COMMENT, 
            m_cpp_text_start = 0x1fe4103a "25 /*Generated by THREAD_ID 11*/", 
            m_cpp_text_end = 0x1fe4103c " /*Generated by THREAD_ID 11*/", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x197dd940
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x19b7ccf0
        }
#17 0x000000000077d4f5 in do_command (thd=0x197dd6e0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x1a106490 "\003INSERT INTO `table43_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table11_int_autoinc` WHERE 0 BETWEEN 4 AND 7 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 25 /*Generated by THREAD_ID 11*/"
        packet_length = <optimized out>
        net = 0x197dd940
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#18 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x197dd6e0
#19 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x197dd6e0
#20 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x201ebd50) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x201ebd50
        user_arg = 0x197dd6e0
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#21 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#22 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 15 (LWP 20029):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x196395d0, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000afe96d in sync_array_wait_event (arr=0x9255b30, index=2) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
        cell = 0x96543c0
        event = 0x196395d0
#4  0x0000000000aff76a in rw_lock_s_lock_spin (lock=0x15a4180 <dict_operation_lock>, pass=0, file_name=0xdc2af8 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0undo.cc", line=298) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0rw.cc:443
        index = 2
        i = <optimized out>
        sync_arr = <optimized out>
        counter_index = 431744768
#5  0x0000000000abf278 in pfs_rw_lock_s_lock_func (lock=0x15a4180 <dict_operation_lock>, pass=0, file_name=0xdc2af8 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0undo.cc", line=298) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0rw.ic:685
No locals.
#6  0x0000000000abf2aa in row_mysql_freeze_data_dictionary_func (trx=0x20770618, file=<optimized out>, line=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:2058
No locals.
#7  0x0000000000ae20d4 in row_undo (node=0x202cde68, thr=0x2062c110) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0undo.cc:298
        err = <optimized out>
        trx = 0x20770618
        roll_ptr = 5066549617432113
        locked_data_dict = 1
#8  0x0000000000ae21f2 in row_undo_step (thr=0x2062c110) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0undo.cc:350
        err = <optimized out>
        node = 0x202cde68
        trx = 0x20770618
#9  0x0000000000a8cad8 in que_thr_step (thr=0x2062c110) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc:1113
        node = 0x202cde68
        old_thr = 0x2062c110
        trx = 0x20770618
        type = 10
#10 0x0000000000a8cc9d in que_run_threads_low (thr=0x2062c110) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc:1177
        trx = 0x20770618
        next_thr = 0x2062c110
#11 0x0000000000a8ce20 in que_run_threads (thr=0x2062c110) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc:1218
No locals.
#12 0x0000000000b12533 in trx_rollback_to_savepoint_low (trx=0x20770618, savept=0x0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/trx/trx0roll.cc:109
        thr = 0x20232958
        heap = 0x202327c0
        roll_node = 0x20232838
#13 0x0000000000b12949 in trx_rollback_for_mysql_low (trx=0x20770618) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/trx/trx0roll.cc:181
No locals.
#14 0x0000000000a02a03 in innobase_rollback (hton=<optimized out>, thd=0x1a3cf1a0, rollback_trx=true) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:3912
        error = <optimized out>
        trx = 0x20770618
        _db_stack_frame_ = {
          func = 0xc8b6cb "ha_rollback_trans", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483655, 
          prev = 0x19bbc2f0
        }
        __PRETTY_FUNCTION__ =           "int innobase_rollback(handlerton*, THD*, bool)"
#15 0x000000000064465d in ha_rollback_low (thd=0x1a3cf1a0, all=true) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:1565
        err = <optimized out>
        ht = <optimized out>
        trans = 0x1a3d0920
        ha_info = 0x1a3d06e8
        ha_info_next = <optimized out>
        error = <optimized out>
#16 0x000000000064449c in ha_rollback_trans (thd=0x1a3cf1a0, all=true) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:1631
        __PRETTY_FUNCTION__ =           "int ha_rollback_trans(THD*, bool)"
        trans = 0x1a3d0920
        is_real_trans = true
        _db_stack_frame_ = {
          func = 0xce3844 "trans_rollback", 
          file = 0xce38c0 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/transaction.cc", 
          level = 2147483654, 
          prev = 0x19bbc550
        }
#17 0x0000000000812d9a in trans_rollback (thd=0x1a3cf1a0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/transaction.cc:332
        res = <optimized out>
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x19bbd230
        }
        buf1 =           "\240Ļ\031\000\000\000\000\202\235\304\000\000\000\000\000\260Ļ\031\000\000\000\000\220p_\031\000\001\000\000\220p_\031\000\000\000\000\260Ļ\031", '\000' <repeats 12 times>, "@\000\000\000\000\000\000\000\070\t=\032\000\000\000\000\250\361<\032\000\000\000\000\360Ļ\031\000\000\000\000\200\375v\000\000\000\000\000\036\335\325\000\000\000\000\000\220p_\031\000\000\000\000\220p_\031\000\000\000\000\210\346\273\031\000\000\000\000\360Ļ\031\000\000\000\000j\220\304\000\000\000\000\000\070\t=\032\000\000\000\000\005\000\000\200\000\000\000\000@Ż\031\000\000\000\000\202\235\304\000\000\000\000\000PŻ\031\000\000\000\000\000\000\000\000\000\001\000\000P\335>\032\000\000\000\000PŻ\031", '\000' <repeats 12 times>, "@\000\000\000\000\000\000\000\070\t=\032\000\000\000\000\250\361<\032\000\000\000\000\220Ż\031\000\000\000\000\200\375v\000\000\000\000"
        buf2 =           "h\025=\032\000\000\000\000Pѻ\031\000\000\000\000\320û\031\000\000\000\000mq\240", '\000' <repeats 13 times>, "\340ڻ\031\000\000\000\000\377\377\377\377\000\000\000\000\220p_\031\000\000\000\000\220p_\031\000\000\000\000\210\346\273\031\000\000\000\000\300û\031\000\000\000\000j\220\304\000\000\000\000\000\bŻ\031\000\000\000\000\006\000\000\200\000\000\000\000\020Ļ\031\000\000\000\000\202\235\304\000\000\000\000\000\200Ļ\031\000\000\000\000j\220\304\000\264\001\000\000\210\232\262\b\000\000\000\000\200Ļ\031\000\000\000\000\240\361<\032", '\000' <repeats 12 times>, "@Ż\031", '\000' <repeats 12 times>, "\320Ļ\031\000\000\000\000\220p_\031\000\000\000\000\220p_\031\000\000\000\000\210\346\273\031\000\000\000\000PĻ\031\000\000\000\000j\220\304\000\000\000\000\000\320Ļ\031\000\000\000\000\006\000\000\200\000\000\000"
#18 0x000000000077802d in mysql_execute_command (thd=0x1a3cf288) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:4517
        tx_chain = false
        tx_release = false
        res = 0
        lex = 0x1a3d1568
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x19bbd310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 241, 
            has_disabled_I_S = 60, 
            empty = 26, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x19bbd1f0 " һ\031", 
            previous_key =               "\240\361<\032", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 112, 
            has_disabled_I_S = 95, 
            empty = 25, 
            stmt = 0x19bbe688, 
            saved_key = 0x19bbd1b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\360ѻ\031\000\000\000\000\005\000\000\200\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x1a3d1548, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x1a3d1c78
        first_table = 0x0
        all_tables = 0x0
        unit = 0x1a3d1630
        have_table_map_for_update = false
#19 0x000000000077bc88 in mysql_parse (thd=0x1a3cf1a0, rawbuf=0x1a3cf1a8 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x1a3d1568
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 8
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x19bbdc40
        }
        start_usecs = 1374813867293317
        end_usecs = 0
        start_cpu_nsecs = 189709415
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813867, 
          tv_usec = 293317
        }
        end_time = {
          tv_sec = 440201632, 
          tv_usec = 431741664
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 189709415
        }
#20 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x1a3cf1a0, packet=<optimized out>, packet_length=440327512) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x1a3edd58 ""
        parser_state = {
          m_lip = {
            m_thd = 0x1a3cf1a0, 
            yylineno = 1, 
            yytoklen = 0, 
            yylval = 0x19bbd150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x1a3edd59 "\004", 
            m_tok_start = 0x1a3edd59 "\004", 
            m_tok_end = 0x1a3edd59 "\004", 
            m_end_of_query = 0x1a3edd58 "", 
            m_tok_start_prev = 0x1a3edd58 "", 
            m_buf = 0x1a3edd50 "ROLLBACK", 
            m_buf_length = 8, 
            m_echo = true, 
            m_echo_saved = false, 
            m_cpp_buf = 0x1a3eddc0 "ROLLBACK", 
            m_cpp_ptr = 0x1a3eddc8 "", 
            m_cpp_tok_start = 0x1a3eddc8 "", 
            m_cpp_tok_start_prev = 0x1a3eddc8 "", 
            m_cpp_tok_end = 0x1a3eddc8 "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x1a0bbfd0 "\003 ROLLBACK", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = (DISCARD_COMMENT | unknown: 10043076), 
            m_cpp_text_start = 0x19bbdbc0 "", 
            m_cpp_text_end = 0x195f7090 "\323\345\377\376\a", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x1a3cf400
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x19bbdcf0
        }
#21 0x000000000077d4f5 in do_command (thd=0x1a3cf1a0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x1a0bbfd0 "\003 ROLLBACK"
        packet_length = <optimized out>
        net = 0x1a3cf400
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#22 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x1a3cf1a0
#23 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x1a3cf1a0
#24 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x205cbce0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x205cbce0
        user_arg = 0x1a3cf1a0
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#25 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#26 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 14 (LWP 20031):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x1a044570, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000a46c82 in lock_wait_suspend_thread (thr=0x8b11d40) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
        wait_time = <optimized out>
        sec = 1374813866
        lock_wait_timeout = 50
        slot = 0x13828488
        lock_type = 32
        trx = 0x19528798
        had_dict_lock = 0
        was_declared_inside_innodb = 0
        start_time = 1374813866372833
        finish_time = <optimized out>
        ms = 372833
#4  0x0000000000abf497 in row_mysql_handle_errors (new_err=0x19bfc59c, trx=0x19528798, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
        err = DB_LOCK_WAIT
#5  0x0000000000adcdef in row_search_for_mysql (buf=0x20861080 <incomplete sequence \370>, mode=1, prebuilt=0x8b11338, match_mode=0, direction=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0sel.cc:5034
        index = 0x20950ad8
        clust_index = 0x20950ad8
        thr = 0x8b11d40
        mtr_has_extra_clust_latch = 0
        moves_up = 1
        offsets_ =           {[0] = 100,
          [1] = 23,
          [2] = 184778879,
          [3] = 546638552,
          [4] = 2147483655,
          [5] = 4,
          [6] = 10,
          [7] = 17,
          [8] = 25,
          [9] = 33,
          [10] = 288,
          [11] = 289,
          [12] = 299,
          [13] = 309,
          [14] = 564,
          [15] = 574,
          [16] = 829,
          [17] = 833,
          [18] = 834,
          [19] = 1089,
          [20] = 1093,
          [21] = 1094,
          [22] = 1098,
          [23] = 1106,
          [24] = 1114,
          [25] = 1124,
          [26] = 1125,
          [27] = 1129,
          [28] = 426827088,
          [29] = 0,
          [30] = 4354,
          [31] = 426559936,
          [32] = 431998416,
          [33] = 432010888,
          [34] = 431997808,
          [35] = 12882026,
          [36] = 558059200,
          [37] = 426559936,
          [38] = 431998400,
          [39] = 12886430,
          [40] = 440133136,
          [41] = 27251567493120,
          [42] = 4354,
          [43] = 426559936,
          [44] = 431998544,
          [45] = 432010888,
          [46] = 431997904,
          [47] = 12882026,
          [48] = 431998032,
          [49] = 426559936,
          [50] = 431998496,
          [51] = 12886430,
          [52] = 431998064,
          [53] = 29115594156819,
          [54] = 632,
          [55] = 0,
          [56] = 431998000,
          [57] = 558059200,
          [58] = 16120,
          [59] = 426559936,
          [60] = 431998784,
          [61] = 432010888,
          [62] = 431998032,
          [63] = 12882026,
          [64] = 426559936,
          [65] = 426559936,
          [66] = 431998624,
          [67] = 12886430,
          [68] = 431998080,
          [69] = 29935929247375,
          [70] = 277,
          [71] = 10043078,
          [72] = 145927424,
          [73] = 426559936,
          [74] = 431998128,
          [75] = 10448981,
          [76] = 145822520,
          [77] = 546113960,
          [78] = 431998288,
          [79] = 10485952,
          [80] = 22,
          [81] = 545072736,
          [82] = 546638552,
          [83] = 20,
          [84] = 1296236545,
          [85] = 547313464,
          [86] = 120,
          [87] = 0,
          [88] = 0,
          [89] = 0,
          [90] = 431998816,
          [91] = 18446744073709551615,
          [92] = 431998272,
          [93] = 544985984,
          [94] = 20,
          [95] = 546638552,
          [96] = 546638552,
          [97] = 21,
          [98] = 431998416,
          [99] = 10486906}
        table_lock_waited = 0
        search_tuple = <optimized out>
        pcur = 0x8b113b0
        trx = 0x19528798
        rec = 0xb03807f "\200"
        err = DB_LOCK_WAIT
        unique_search = <optimized out>
        set_also_gap_locks = 1
        did_semi_consistent_read = 0
        same_user_rec = 0
        offsets = 0x19bfc240
        comp = 1
        clust_rec = 0x20950ad8 "B"
        mtr = {
          state = 34676, 
          memo = {
            heap = 0x0, 
            used = 48, 
            data =               "7", '\000' <repeats 15 times>, "\003", '\000' <repeats 15 times>, "\001", '\000' <repeats 31 times>, "\300\311l\031\000\000\000\000`\300\277\031\000\000\000\000\300\311l\031\000\000\000\000p\300\277\031\000\000\000\000\357\276\277\031", '\000' <repeats 37 times>, "\f\000\000\000\000\000\000\272\371O\f4\000\000\000(\000\000\000\060\000\000\000\000\277\277\031\000\000\000\000@\276\277\031\000\000\000\000j\220\304\000\000\000\000\000`\276\277\031\000\000\000\000\300\311l\031\000\000\000\000pÿ\031\000\000\000\000\210\366\277\031\000\000\000\000\200\276\277\031", '\000' <repeats 12 times>, " \301\277\031\000\000\000\000\300\311l\031\000\000\000\000\320\300\277\031\000\000\000\000\236\241\304\000\000\000\000\000\000\277\277\031\000\000\000\000\300\311l\031+\004\000\000\360\300\277\031\000\000\000\000\300\311l\031\000\000\000\000P\301\277\031\000\000\000\000\210\366\277\031\000\000\000\000྿\031\000\000\000\000j\220\304\000\000\000\000\000\001\000\000\000\000\000\000\000\300\311l\031\000\000\000\000\060\301\277\031\000\000\000\000\236\241\304\000\000\000\000\000\020\277\277\031\000\000\000\000\200^\243\000,\037\000\000P\234D\031\000\000\000\000ȜD\031\000\000\000\000\240\277\277\031\000\000\000\000\300\311l\031\000\000\000\000\340ƿ\031\000\000\000\000\210\366\277\031\000\000\000\000P\277\277\031\000\000\000\000j\220\304\000\000\000\000\000\220\277\277\031\000\000\000\000\300\311l\031\000\000\000\000\240\301\277\031\000\000\000\000\236\241\304\000\000\000\000\000\377\377\377\377\377\377\377\377@\026Z\001\202\037\000\000\001\000\000\000\000\000\000\000@\026Z\001\000\000\000\000@ſ\031\000\000\000", 
            base = {
              count = 437250344, 
              start = 0x19bfbfc0, 
              end = 0xa66f69 <os_thread_eq(unsigned long, unsigned long)+9>
            }, 
            list = {
              prev = 0x19bfbfc0, 
              next = 0xa66f69 <os_thread_eq(unsigned long, unsigned long)+9>
            }, 
            buf_end = 0, 
            magic_n = 0
          }, 
          log = {
            heap = 0x0, 
            used = 0, 
            data =               "\360\277\277\031\000\000\000\000Ι\261\000\000\000\000\000\250JU\031", '\000' <repeats 12 times>, " \300\277\031\000\000\000\000\244\276\261\000\000\000\000\000 \300\277\031\000\000\000\000\250JU\031\000\000\000\000\n\000\000\000\000\000\000\000\020ƿ\031\000\000\000\000\020ſ\031\000\000\000\000\352DZ\000\000\000\000\000P\300\277\031", '\000' <repeats 20 times>, "\300\311l\031", '\000' <repeats 20 times>, "\200\300\277\031\000\000\000\000Up\237\000\000\000\000\000\070\023\261\b\000\000\000\000\250\t\215 \000\000\000\000 \301\277\031\000\000\000\000\300\000\240\000\000\000\000\000\026\000\000\000\000\000\000\000`&} \000\000\000\000\330\n\225 \000\000\000\000\024\000\000\000\000\000\000\000\001\000CM\000\000\000\000\070W\237 \000\000\000\000x", '\000' <repeats 31 times>, "\060\301\277\031\000\000\000\000\377\377\377\377\377\377\377\377P\301\277\031\000\000\000\000\200\323{ \000\000\000\000\024\000\000\000\000\000\000\000\330\n\225 \000\000\000\000\070\023\261\b\000\000\000\000\025\000\000\000\000\000\000\000\240\301\277\031\000\000\000\000z\004\240\000\000\000\000\000\240\301\277\031\000\000\000\000&՟\000\000\000\000\000\220ÿ\031", '\000' <repeats 20 times>, "\330\n\225 \000\000\000\000\n\000\000\200\000\000\000\000\350\030\261\b\000\000\000\001\020Ŀ\031\000\000\000\000\340ƿ\031\000\000\000\000\200\323{ ", '\000' <repeats 12 times>, "\070\023\261\b\000\000\000\000\320\023\067 \000\000\000\000 ǿ\031\000\000\000\000\372\034\240\000\000\000\000\000\004", '\000' <repeats 16 times>, "Ŀ\031\000\000\000\000\343\017\272\000\000\000\000", 
            base = {
              count = 8372038271277215534, 
              start = 0x6e695f33656c6261, 
              end = 0x6e696f7475615f74
            }, 
            list = {
              prev = 0x4752542e63, 
              next = 0x1966b388
            }, 
            buf_end = 0, 
            magic_n = 0
          }, 
          inside_ibuf = 0, 
          modifications = 0, 
          made_dirty = 0, 
          n_log_recs = 0, 
          n_freed_pages = 0, 
          log_mode = 21, 
          start_lsn = 558065680, 
          end_lsn = 436232600, 
          magic_n = 54551
        }
        next_buf = 0x0
        result_rec = 0x0
        next_offs = <optimized out>
        heap = 0x0
#6  0x0000000000a096d1 in ha_innobase::index_read (this=0x207bd380, buf=0x20861080 <incomplete sequence \370>, key_ptr=0x0, key_len=0, find_flag=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:7848
        ret = <optimized out>
        __PRETTY_FUNCTION__ =           "virtual int ha_innobase::index_read(uchar*, const uchar*, uint, ha_rkey_function)"
        mode = <optimized out>
        index = <optimized out>
        match_mode = 0
        error = <optimized out>
        _db_stack_frame_ = {
          func = 0xd96b9c "index_first", 
          file = 0xd9a778 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc", 
          level = 2147483659, 
          prev = 0x19bfc670
        }
#7  0x00000000009ff4f0 in ha_innobase::index_first (this=0x207bd380, buf=0x20861080 <incomplete sequence \370>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:8245
        error = <optimized out>
        _db_stack_frame_ = {
          func = 0xd85bf6 "rnd_next", 
          file = 0xd9a778 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc", 
          level = 2147483658, 
          prev = 0x19bfc6c0
        }
#8  0x0000000000a0928f in ha_innobase::rnd_next (this=0x207bd380, buf=0x20861080 <incomplete sequence \370>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:8342
        error = <optimized out>
        _db_stack_frame_ = {
          func = 0xc8af05 "handler::ha_rnd_next", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483657, 
          prev = 0x19bfc750
        }
#9  0x000000000063c10a in handler::ha_rnd_next (this=0x207bd380, buf=0x20861080 <incomplete sequence \370>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2667
        locker = 0x19bfc710
        state = {
          m_flags = 3, 
          m_io_operation = PSI_TABLE_FETCH_ROW, 
          m_table = 0x699cfc0, 
          m_table_share = 0x19bfc770, 
          m_thread = 0x6e36dc0, 
          m_timer_start = 3996408155216552, 
          m_timer = 0xc48210 <my_timer_cycles>, 
          m_wait = 0x207bd380, 
          m_index = 64
        }
        result = <optimized out>
        _db_stack_frame_ = {
          func = 0xdf4268 "find_all_keys", 
          file = 0xd412c8 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/filesort.cc", 
          level = 2147483656, 
          prev = 0x19bfc840
        }
        __PRETTY_FUNCTION__ =           "int handler::ha_rnd_next(uchar*)"
#10 0x0000000000873446 in find_all_keys (param=0x19bfcbb0, select=0x195a8958, fs_info=0x19bfcc30, buffpek_pointers=0x19bfc970, tempfile=0x19bfca90, pq=0x0, found_rows=0x19bfd548) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/filesort.cc:768
        flag = <optimized out>
        idx = 0
        next_pos = <optimized out>
        sort_form = 0x207d2660
        file = 0x207bd380
        save_write_set = 0x207d2770
        skip_record = false
        retval = <optimized out>
        record = 0
        killed = 0x203734d8
        quick_select = 0
        indexpos = 0
        ref_length = 431999119
        save_read_set = 0x207d2750
        error = <optimized out>
        ref_pos = 0x208d0a38 "\005"
        ref_buff =           "\300ȿ\031\000\000\000"
        thd = 0x203713d0
        _db_stack_frame_ = {
          func = 0xd46a9b "filesort", 
          file = 0xd412c8 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/filesort.cc", 
          level = 2147483655, 
          prev = 0x19bfcdb0
        }
#11 0x0000000000874beb in filesort (thd=0x203713d0, table=0x207d2660, filesort=<optimized out>, sort_positions=<optimized out>, examined_rows=0x19bfd550, found_rows=0x19bfd548) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/filesort.cc:340
        ota = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 6, 
            has_disabled_I_S = 213, 
            empty = false, 
            stmt = 0xd504a8, 
            saved_key = 0x80000006 <Address 0x80000006 out of bounds>, 
            previous_key =               "\020տ\031\000\000\000\000\300\315\277\031\000\000\000\000\300\311l\031\000\000\000\000\300"
          }, <No data fields>}
        buffpek = 0x0
        param = {
          rec_length = 1130, 
          sort_length = 1130, 
          ref_length = 4, 
          addon_length = 0, 
          res_length = 4, 
          max_keys_per_buffer = 28, 
          max_rows = 18446744073709551615, 
          examined_rows = 0, 
          sort_form = 0x207d2660, 
          local_sortorder = 0x1a41be00, 
          end = 0x1a41c0a0, 
          addon_field = 0x0, 
          unique_buff = 0x0, 
          not_killable = false, 
          tmp_buffer = 0x0, 
          compare = 0x0, 
          cmp_context = {
            key_compare = 0x0, 
            key_compare_arg = 0x0
          }
        }
        maxbuffer = <optimized out>
        num_rows = 28
        tempfile = {
          pos_in_file = 537267832, 
          end_of_file = 540491816, 
          read_pos = 0x19bfcbe0 "", 
          read_end = 0x8de8d4 <build_equal_items_for_cond(THD*, Item*, COND_EQUAL*, bool)+132> "H\213\205\370\376\377\377H\201\304\b\001", 
          buffer = 0x0, 
          request_pos = 0xc4906a <DoTrace+90> "\211¸\003", 
          write_buffer = 0xc8b2ac "trans_register_ha", 
          append_read_pos = 0x196cc9c0 "\323\345\377\376\a", 
          write_pos = 0x19bfcd70 "", 
          write_end = 0x19bff688 "\002", 
          current_pos = 0x19bfcb00, 
          current_end = 0xc4906a <DoTrace+90>, 
          append_buffer_lock = {
            m_mutex = {
              __data = {
                __lock = 426559936, 
                __count = 0, 
                __owner = 426559936, 
                __nusers = 0, 
                __kind = 432000336, 
                __spins = 0, 
                __list = {
                  __prev = 0xc4a19e <_db_return_+222>, 
                  __next = 0x0
                }
              }, 
              __size =                 "\300\311l\031\000\000\000\000\300\311l\031\000\000\000\000P\315\277\031\000\000\000\000\236\241\304", '\000' <repeats 12 times>, 
              __align = 426559936
            }, 
            m_psi = 0xf780000007
          }, 
          share = 0x19bfcb70, 
          read_function = 0xc49d82 <_db_enter_+178>, 
          write_function = 0x19bfcb80, 
          type = 426559936, 
          pre_read = 0x196cc9c0, 
          post_read = 0x19bff688, 
          pre_close = 0x19bfcb70, 
          disk_writes = 426559936, 
          arg = 0x19bfcdf0, 
          file_name = 0x19bff688 "\002", 
          dir = 0x19bfcb90 "\340\315\277\031", 
          prefix = 0xc4906a <DoTrace+90> "\211¸\003", 
          file = 432000000, 
          seek_not_done = 0, 
          error = 426559936, 
          buffer_length = 432000480, 
          read_length = 12886430, 
          myflags = 546382912, 
          alloced_buffer = 0 '\000'
        }
        buffpek_pointers = {
          pos_in_file = 0, 
          end_of_file = 18446744073709551615, 
          read_pos = 0x205b65b0 "\222h\245 ", 
          read_end = 0xdcc0064cab2 <Address 0xdcc0064cab2 out of bounds>, 
          buffer = 0x205b65b0 "\222h\245 ", 
          request_pos = 0x205b65b0 "\222h\245 ", 
          write_buffer = 0x205b65b0 "\222h\245 ", 
          append_read_pos = 0x1982e500 '\217' <repeats 4032 times>, 
          write_pos = 0x205b65b0 "\222h\245 ", 
          write_end = 0x205c65b0 '\217' <repeats 16 times>, 
          current_pos = 0x19bfc9b0, 
          current_end = 0x19bfc9b8, 
          append_buffer_lock = {
            m_mutex = {
              __data = {
                __lock = 432000304, 
                __count = 0, 
                __owner = 432010888, 
                __nusers = 0, 
                __kind = 431999488, 
                __spins = 0, 
                __list = {
                  __prev = 0xc4906a <DoTrace+90>, 
                  __next = 0x1982e740
                }
              }, 
              __size =                 "0\315\277\031\000\000\000\000\210\366\277\031\000\000\000\000\000ʿ\031\000\000\000\000j\220\304\000\000\000\000\000@\347\202\031\000\000\000", 
              __align = 432000304
            }, 
            m_psi = 0x196cc9c0
          }, 
          share = 0x0, 
          read_function = 0x97e5f0 <_my_b_read>, 
          write_function = 0x97da00 <_my_b_write>, 
          type = WRITE_CACHE, 
          pre_read = 0x0, 
          post_read = 0x0, 
          pre_close = 0x0, 
          disk_writes = 0, 
          arg = 0x0, 
          file_name = 0x0, 
          dir = 0x1965a230 "/ssd/209184/current1_3/tmp", 
          prefix = 0x139e0260 "MY", 
          file = -1, 
          seek_not_done = 0, 
          error = 0, 
          buffer_length = 65536, 
          read_length = 65536, 
          myflags = 16, 
          alloced_buffer = 1 '\001'
        }
        multi_byte_charset = false
        outfile = 0x1ff00930
        trace = 0x20373778
        __PRETTY_FUNCTION__ =           "ha_rows filesort(THD*, TABLE*, Filesort*, bool, ha_rows*, ha_rows*)"
        error = 1
        memory_available = <optimized out>
        trace_wrapper = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 205, 
            has_disabled_I_S = 191, 
            empty = 25, 
            stmt = 0xc4906a <DoTrace+90>, 
            saved_key = 0x0, 
            previous_key =               "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000\030"
          }, <No data fields>}
        table_sort = {
          filesort_buffer = {
            m_idx_array = {
              m_array = 0x19e83700, 
              m_size = 28
            }, 
            m_record_length = 1130, 
            m_start_of_data = 0x19e837e0 ""
          }, 
          io_cache = 0x1ff00930, 
          buffpek = 0x0, 
          buffpek_len = 0, 
          addon_buf = 0x0, 
          addon_length = 0, 
          addon_field = 0x0, 
          unpack = 0x870e90 <unpack_addon_fields(st_sort_addon_field*, uchar*)>, 
          record_pointers = 0x0, 
          found_records = 5
        }
        pq = {
          m_sort_keys = 0x3, 
          m_compare_length = 18446744073709551615, 
          m_keymaker = 0x3, 
          m_sort_param = 0x19bfcd7c, 
          m_queue = {
            root = 0x0, 
            first_cmp_arg = 0x0, 
            elements = 0, 
            max_elements = 0, 
            offset_to_key = 0, 
            max_at_top = 0, 
            compare = 0x0, 
            auto_extent = 0
          }
        }
        select = 0x195a8958
        max_rows = 431999344
        s_length = 431999632
        _db_stack_frame_ = {
          func = 0xd506b1 "mysql_delete", 
          file = 0xd504a8 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_delete.cc", 
          level = 2147483654, 
          prev = 0x19bfd510
        }
        subselect = 0x0
#12 0x00000000008c9994 in mysql_delete (thd=0x203713d0, table_list=0x20060710, conds=0x20060e78, order_list=<optimized out>, limit=4, options=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_delete.cc:302
        fsort = {
          <Sql_alloc> = {<No data fields>}, 
          members of Filesort: 
          order = 0x20061148, 
          limit = 18446744073709551615, 
          sortorder = 0x1a41be00, 
          select = 0x195a8958, 
          own_select = false, 
          using_pq = false
        }
        examined_rows = <optimized out>
        found_rows = 0
        safe_update = <optimized out>
        skip_record = <optimized out>
        err = true
        __PRETTY_FUNCTION__ =           "bool mysql_delete(THD*, TABLE_LIST*, Item*, SQL_I_List<st_order>*, ha_rows, ulonglong)"
        will_batch = <optimized out>
        transactional_table = <optimized out>
        const_cond_result = <optimized out>
        reverse = false
        query_type = THD::ROW_QUERY_TYPE
        select_lex = 0x750
        table = 0x207d2660
        order = 0x20061148
        usable_index = 64
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x19bfe230
        }
        loc_error = <optimized out>
        select = 0x195a8958
        info = {
          table = 0x19bfd450, 
          forms = 0x20060990, 
          unlock_row = 0x19bfd4d0, 
          read_record = 0x19bfd460, 
          thd = 0x19bfd400, 
          select = 0x196cc9c0, 
          cache_records = 13376945, 
          ref_length = 0, 
          struct_length = 13378304, 
          reclength = 0, 
          rec_cache_size = 13376945, 
          error_offset = 0, 
          index = 13378304, 
          ref_pos = 0x80000006 <Address 0x80000006 out of bounds>, 
          record = 0x19bfd550 "", 
          rec_buf = 0x203713d0 "\220cA\001", 
          cache = 0x20060710 "", 
          cache_pos = 0x203713d0 "\220cA\001", 
          cache_end = 0x0, 
          read_positions = 0x20372480 "", 
          io_cache = 0x8, 
          print_error = 16, 
          ignore_not_found_rows = 213
        }
        const_cond = <optimized out>
        deleted = 0
        need_sort = true
        __FUNCTION__ =           "mysql_delete"
        error = 0
        using_limit = true
        read_removal = false
        killed_status = THD::NOT_KILLED
#13 0x0000000000776f98 in mysql_execute_command (thd=0x203714b8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3773
        res = <optimized out>
        lex = 0x20373798
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x19bfe310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 19, 
            has_disabled_I_S = 55, 
            empty = 32, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x19bfe1f0 " \342\277\031", 
            previous_key =               "\320\023\067 ", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 201, 
            has_disabled_I_S = 108, 
            empty = 25, 
            stmt = 0x19bff688, 
            saved_key = 0x19bfe1b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\320\r\006 \000\000\000\000\001\000\000\000\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x20373778, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x20373ea8
        first_table = 0x20060710
        all_tables = 0x20060710
        unit = 0x20373860
        have_table_map_for_update = false
#14 0x000000000077bc88 in mysql_parse (thd=0x203713d0, rawbuf=0x203713d8 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x20373798
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 496
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x19bfec40
        }
        start_usecs = 1374813866186337
        end_usecs = 0
        start_cpu_nsecs = 155363758
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813866, 
          tv_usec = 186337
        }
        end_time = {
          tv_sec = 540480464, 
          tv_usec = 432007904
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 155363758
        }
#15 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x203713d0, packet=<optimized out>, packet_length=537265168) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x20060410 ""
        parser_state = {
          m_lip = {
            m_thd = 0x203713d0, 
            yylineno = 1, 
            yytoklen = 1, 
            yylval = 0x19bfe150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x20060411 "\004", 
            m_tok_start = 0x20060411 "\004", 
            m_tok_end = 0x20060411 "\004", 
            m_end_of_query = 0x20060410 "", 
            m_tok_start_prev = 0x20060410 "", 
            m_buf = 0x20060220 "DELETE FROM `table5_int_autoinc` WHERE `col_int_not_null` <= 5 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 4 /*Generated by THREAD_ID 13*/", 
            m_buf_length = 496, 
            m_echo = true, 
            m_echo_saved = true, 
            m_cpp_buf = 0x20060478 "DELETE FROM `table5_int_autoinc` WHERE `col_int_not_null` <= 5 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 4 /*Generated by THREAD_ID 13*/", 
            m_cpp_ptr = 0x20060668 "", 
            m_cpp_tok_start = 0x20060668 "", 
            m_cpp_tok_start_prev = 0x20060668 "", 
            m_cpp_tok_end = 0x20060668 "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x1a28ce20 "\003 DELETE FROM `table5_int_autoinc` WHERE `col_int_not_null` <= 5 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 4 /*Generated by THREAD_ID 13*/ ", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = NO_COMMENT, 
            m_cpp_text_start = 0x20060649 "4 /*Generated by THREAD_ID 13*/", 
            m_cpp_text_end = 0x2006064a " /*Generated by THREAD_ID 13*/", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x20371630
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x19bfecf0
        }
#16 0x000000000077d4f5 in do_command (thd=0x203713d0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x1a28ce20 "\003 DELETE FROM `table5_int_autoinc` WHERE `col_int_not_null` <= 5 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 4 /*Generated by THREAD_ID 13*/ "
        packet_length = <optimized out>
        net = 0x20371630
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#17 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x203713d0
#18 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x203713d0
#19 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x19535290) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x19535290
        user_arg = 0x203713d0
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#20 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#21 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 13 (LWP 20033):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x13948f00, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000afe96d in sync_array_wait_event (arr=0x9255b30, index=6) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
        cell = 0x9654500
        event = 0x13948f00
#4  0x0000000000b00739 in mutex_spin_wait (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0sync.cc:583
        i = <optimized out>
        index = 6
        sync_arr = <optimized out>
        counter_index = 560441088
#5  0x0000000000b84380 in pfs_mutex_enter_func (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0sync.ic:251
No locals.
#6  0x0000000000b8d308 in dict_table_open_on_name (table_name=0x21677c40 "test/table48_int_autoinc", dict_locked=0, try_drop=1, ignore_err=DICT_ERR_IGNORE_NONE) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc:955
        table = <optimized out>
#7  0x0000000000a08482 in ha_innobase::open (this=0x204d92c0, name=0x209bcaf8 "./test/table48_int_autoinc", mode=<optimized out>, test_if_locked=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:4996
        ib_table = <optimized out>
        par_case_name_set = 0
        ignore_err = DICT_ERR_IGNORE_NONE
        norm_name =           "test/table48_int_autoinc\000\241\304\000\260\000\000\000\020\000\000\000\000\000\000\000\000\337`\031\333\001\000\000\220|g!\000\000\000\000@ʳ\b\000\000\000\000\060\177g!\000\000\000\000\210\246g!\000\000\000\000\260|g!\000\000\000\000j\220\304\000\000\000\000\000\320|g!\000\000\000\000@ʳ\b\000\000\000\000\000\177g!\000\000\000\000\236\241\304\000\000\000\000\000\260\244\037 \000\000\000\000\260\264d 5\002\000\000\000}g!\000\000\000\000 }g!\000\000\000\000\070\244\037 \000\000\000\000\002\000\000\000\000\000\000\000\340\031* \000\000\000\000@ʳ\b\000\000\000\000\260\177g!\000\000\000\000@ʳ\b\000\000\000\000@ʳ\b\000\000\000\000\210\246g!\000\000\000\000@}g!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000(\035\000\000\000\000\000\000\306>\231\000\000\000\000\000\200}g!\000\000\000\000@ʳ\b\000\000\000\000@ʳ\b\000\000\000\000\210\246g!\000\000\000\000\240}g!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000@ʳ\b\000\000\000\000@ʳ\b\000\000\000\000\210\246g!\000\000\000\000\340}g!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000\300\a\000\000\000\000\000\000\306>\231\000\000\000\000\000 ~g!\000\000\000\000@ʳ\b\000\000\000\000@ʳ\b\000\000\000\000\210\246g!\000\000\000\000@~g!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\n\000\000\200\000\000\000"
        thd = 0x201fa300
        is_part = <optimized out>
        par_case_name =           "\220|g!\000\000\000\000\236\241\304\000\000\000\000\000\240|g!\000\000\000\000@ʳ\b\000\000\000\000\060}g!\000\000\000\000\210\246g!\000\000\000\000\220zg!\000\000\000\000j\220\304\000\000\000\000\000\255\375\327\000\000\000\000\000@ʳ\b\000\000\000\000\320}g!\000\000\000\000\210\246g!\000\000\000\000\300zg!\000\000\000\000j\220\304\000\000\000\000\000@{g!\000\000\000\000@ʳ\b\000\000\000\000\020}g!\000\000\000\000\236\241\304\000\000\000\000\000ۿ\241\006\000\000\000\000\267\212V\323,\b\000\000\003\000\000\000\000\000\000\000@ʳ\b\000\000\000\000\200}g!\000\000\000\000\210\246g!\000\000\000\000 {g!\000\000\000\000@ʳ\b\000\000\000\000\240}g!\000\000\000\000\210\246g!\000\000\000\000@{g!\000\000\000\000j\220\304\000\000\000\000\000\300{g!\000\000\000\000@ʳ\b\000\000\000\000\220}g!\000\000\000\000\236\241\304\000\000\000\000\000\340}g!\000\000\000\000\210\246g!B\000\000\000\200{g!\000\000\000\000@ʳ\b\000\000\000\000\000~g!\000\000\000\000\210\246g!\000\000\000\000\240{g!\000\000\000\000j\220\304\000\000\000\000\000@ʳ\b\000\000\000\000@ʳ\b\000\000\000\000\360}g!\000\000\000\000@ʳ\b\000\000\000\000@~g!\000\000\000\000\210\246g!\000\000\000\000\340{g!\000\000\000\000j\220\304\000\000\000\000\000p~g!\000\000\000\000@ʳ\b\000\000\000\000\060~g!\000\000\000\000\236\241\304\000\000\000\000\000\200~g!\000\000\000\000@ʳ\bB\000\000\000P~g!\000\000\000\000@ʳ\b\000\000\000\000\260~g!\000\000\000\000\210\246g!\000\000\000\000@|g!\000\000\000\000j\220\304\000\000\000\000\000P|g!\000\000\000\000@ʳ\b\000\000\000"
        _db_stack_frame_ = {
          func = 0xc8b533 "handler::ha_open", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483659, 
          prev = 0x21677eb0
        }
        no_tablespace = <optimized out>
#8  0x000000000064303a in handler::ha_open (this=0x204d92c0, table_arg=<optimized out>, name=0x209bcaf8 "./test/table48_int_autoinc", mode=2, test_if_locked=2) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2478
        error = <optimized out>
        _db_stack_frame_ = {
          func = 0xce10bd "open_table_from_share", 
          file = 0xce12a0 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc", 
          level = 2147483658, 
          prev = 0x21677fb0
        }
        __PRETTY_FUNCTION__ =           "int handler::ha_open(TABLE*, const char*, int, int)"
#9  0x000000000080c4f3 in open_table_from_share (thd=0x201fa300, share=<optimized out>, alias=<optimized out>, db_stat=39, prgflag=<optimized out>, ha_open_flags=0, outparam=0x214ed5e0, is_create_table=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc:2318
        ha_err = <optimized out>
        records = <optimized out>
        error_reported = false
        record = <optimized out>
        _db_stack_frame_ = {
          func = 0xcba53f "open_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483657, 
          prev = 0x216782b0
        }
        __PRETTY_FUNCTION__ =           "int open_table_from_share(THD*, TABLE_SHARE*, const char*, uint, uint, uint, TABLE*, bool)"
        bitmaps = 0x203124c0 ""
        error = 2
        i = <optimized out>
        bitmap_size = 4
        field_ptr = <optimized out>
#10 0x000000000072692e in open_table (thd=0x201fa300, table_list=0x202a1480, ot_ctx=0x21678460) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:3082
        table = 0x214ed5e0
        key = 0x202a1845 "test"
        alias = 0x202a1468 "table48_int_autoinc"
        flags = 0
        _db_stack_frame_ = {
          func = 0xcb0116 "open_and_process_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483656, 
          prev = 0x21678370
        }
        __PRETTY_FUNCTION__ =           "bool open_table(THD*, TABLE_LIST*, Open_table_context*)"
        mdl_ticket = 0x2064b530
        key_length = 25
        error = <optimized out>
        share = 0x209bc7b0
        hash_value = 3005174383
#11 0x0000000000727bf1 in open_and_process_table (thd=0x201fa300, lex=0x201fc6c8, tables=0x202a1480, counter=0x201fc780, flags=<optimized out>, prelocking_strategy=0x21678550, has_prelocking_list=false, ot_ctx=0x21678460) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4567
        error = <optimized out>
        safe_to_ignore_table = false
        _db_stack_frame_ = {
          func = 0xcaff08 "open_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483655, 
          prev = 0x21678490
        }
        __PRETTY_FUNCTION__ =           "bool open_and_process_table(THD*, LEX*, TABLE_LIST*, uint*, uint, Prelocking_strategy*, bool, Open_table_context*)"
#12 0x0000000000727f62 in open_tables (thd=0x201fa300, start=0x21678518, counter=0x201fc780, flags=0, prelocking_strategy=0x21678550) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5069
        some_routine_modifies_data = false
        _db_stack_frame_ = {
          func = 0xcb1640 "open_normal_and_derived_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483654, 
          prev = 0x21678520
        }
        xa_state = <optimized out>
        __PRETTY_FUNCTION__ =           "bool open_tables(THD*, TABLE_LIST**, uint*, uint, Prelocking_strategy*)"
        table_to_open = 0x202a0bc8
        ot_ctx = {
          m_failed_table = 0x0, 
          m_start_of_statement_svp = {
            m_stmt_ticket = 0x0, 
            m_trans_ticket = 0x0
          }, 
          m_timeout = 31536000, 
          m_flags = 0, 
          m_action = Open_table_context::OT_NO_ACTION, 
          m_has_locks = false, 
          m_has_protection_against_grl = true
        }
        has_prelocking_list = false
        __FUNCTION__ =           "open_tables"
        sroutine_to_open = 0x201fc760
        tables = <optimized out>
        error = false
#13 0x00000000007285a6 in open_normal_and_derived_tables (thd=0x201fa300, tables=0x202a0bc0, flags=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5768
        prelocking_strategy = {
          <Prelocking_strategy> = {
            _vptr.Prelocking_strategy = 0x1415a50 <vtable for DML_prelocking_strategy+16>
          }, <No data fields>}
        mdl_savepoint = {
          m_stmt_ticket = 0x0, 
          m_trans_ticket = 0x0
        }
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x21679230
        }
        __PRETTY_FUNCTION__ =           "bool open_normal_and_derived_tables(THD*, TABLE_LIST*, uint)"
#14 0x0000000000776e15 in mysql_execute_command (thd=0x201fa3e8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3705
        sel_result = <optimized out>
        res = <optimized out>
        lex = 0x201fc6c8
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x21679310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 163, 
            has_disabled_I_S = 31, 
            empty = 32, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x216791f0 " \222g!", 
            previous_key =               "\000\243\037 ", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 202, 
            has_disabled_I_S = 179, 
            empty = 8, 
            stmt = 0x2167a688, 
            saved_key = 0x216791b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\360\221g!\000\000\000\000\005\000\000\200\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x201fc6a8, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x201fcdd8
        first_table = 0x202a0bc0
        all_tables = 0x202a0bc0
        unit = 0x201fc790
        have_table_map_for_update = false
#15 0x000000000077bc88 in mysql_parse (thd=0x201fa300, rawbuf=0x201fa308 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x201fc6c8
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 114
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x21679c40
        }
        start_usecs = 1374813868200664
        end_usecs = 0
        start_cpu_nsecs = 192935435
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813868, 
          tv_usec = 200664
        }
        end_time = {
          tv_sec = 538944256, 
          tv_usec = 560437984
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 192935435
        }
#16 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x201fa300, packet=<optimized out>, packet_length=539626050) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x202a0a42 ""
        parser_state = {
          m_lip = {
            m_thd = 0x201fa300, 
            yylineno = 1, 
            yytoklen = 1, 
            yylval = 0x21679150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x202a0a43 "\004", 
            m_tok_start = 0x202a0a43 "\004", 
            m_tok_end = 0x202a0a43 "\004", 
            m_end_of_query = 0x202a0a42 "", 
            m_tok_start_prev = 0x202a0a42 "", 
            m_buf = 0x202a09d0 "INSERT INTO `table5_int_autoinc` ( `col_int_key` ) SELECT `col_bigint_not_null` FROM `table48_int_autoinc` LIMIT 6", 
            m_buf_length = 114, 
            m_echo = true, 
            m_echo_saved = false, 
            m_cpp_buf = 0x202a0aa8 "INSERT INTO `table5_int_autoinc` ( `col_int_key` ) SELECT `col_bigint_not_null` FROM `table48_int_autoinc` LIMIT 6", 
            m_cpp_ptr = 0x202a0b1a "", 
            m_cpp_tok_start = 0x202a0b1a "", 
            m_cpp_tok_start_prev = 0x202a0b1a "", 
            m_cpp_tok_end = 0x202a0b1a "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x1a06ca10 "\003INSERT INTO `table5_int_autoinc` ( `col_int_key` ) SELECT `col_bigint_not_null` FROM `table48_int_autoinc` LIMIT 6", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = (DISCARD_COMMENT | unknown: 10043076), 
            m_cpp_text_start = 0x202a0b19 "6", 
            m_cpp_text_end = 0x202a0b1a "", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x201fa560
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x21679cf0
        }
#17 0x000000000077d4f5 in do_command (thd=0x201fa300) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x1a06ca10 "\003INSERT INTO `table5_int_autoinc` ( `col_int_key` ) SELECT `col_bigint_not_null` FROM `table48_int_autoinc` LIMIT 6"
        packet_length = <optimized out>
        net = 0x201fa560
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#18 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x201fa300
#19 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x201fa300
#20 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x19e7e8a0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x19e7e8a0
        user_arg = 0x201fa300
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#21 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#22 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 12 (LWP 20035):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x13948f00, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000afe96d in sync_array_wait_event (arr=0x9255b30, index=7) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
        cell = 0x9654550
        event = 0x13948f00
#4  0x0000000000b00739 in mutex_spin_wait (mutex=0x196392b8, file_name=0xdb6bb8 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc", line=1304) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0sync.cc:583
        i = <optimized out>
        index = 7
        sync_arr = <optimized out>
        counter_index = 560707328
#5  0x0000000000a8c370 in pfs_mutex_enter_func (mutex=0x196392b8, file_name=0xdb6bb8 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc", line=1304) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0sync.ic:251
No locals.
#6  0x0000000000a8d6fb in que_eval_sql (info=<optimized out>, sql=0xdddbf0 "PROCEDURE FETCH_STATS () IS\nfound INT;\nDECLARE FUNCTION fetch_table_stats_step;\nDECLARE FUNCTION fetch_index_stats_step;\nDECLARE CURSOR table_stats_cur IS\n  SELECT\n  n_rows,\n  clustered_index_size,\n  sum_of_other_index_sizes\n  FROM \"mysql/innodb_table_stats\"\n  WHERE\n  database_name = :database_name AND\n  table_name = :table_name;\nDECLARE CURSOR index_stats_cur IS\n  SELECT\n  index_name,\n  stat_name,\n  stat_value,\n  sample_size\n  FROM \"mysql/innodb_index_stats\"\n  WHERE\n  database_name = :database_name AND\n  table_name = :table_name;\nBEGIN\nOPEN table_stats_cur;\nFETCH table_stats_cur INTO\n  fetch_table_stats_step();\nIF (SQL % NOTFOUND) THEN\n  CLOSE table_stats_cur;\n  RETURN;\nEND IF;\nCLOSE table_stats_cur;\nOPEN index_stats_cur;\nfound := 1;\nWHILE found = 1 LOOP\n  FETCH index_stats_cur INTO\n    fetch_index_stats_step();\n  IF (SQL % NOTFOUND) THEN\n    found := 0;\n  END IF;\nEND LOOP;\nCLOSE index_stats_cur;\nEND;", reserve_dict_mutex=<optimized out>, trx=0x1a3ec4b8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc:1304
        thr = <optimized out>
        graph = 0x204d01b0
#7  0x0000000000ba0b5d in dict_stats_fetch_from_ps (table=0x20071a08) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0stats.cc:2839
        ret = <optimized out>
        table_utf8 =           "table32_int_autoinc\000\000\000\000\000ةL \000\000\000\000\b", '\000' <repeats 31 times>, "p\205k!\000\000\000\000f\243\245\000\000\000\000\000p\205k!\000\000\000\000\220\031\a \000\000\000\000\220\031\a \000\000\000\000\220\251L \000\000\000\000\200\205k!\000\000\000\000`\215\245\000\000\000\000\000P\252L \000\000\000\000\220\251L \000\000\000\000\240\205k!\000\000\000\000\200\221\271\000\000\000\000\000x\252L \000\000\000\000\220\251L \000\000\000\000 \206k!\000\000\000\000\224ι\000\000\000\000\000\001\000CM\000\000\000\000x\252"
        index_fetch_arg = {
          table = 0x20071a08, 
          stats_were_modified = true
        }
        trx = 0x1a3ec4b8
        pinfo = 0x20073238
        db_utf8 =           "test", '\000' <repeats 28 times>, "\003\000\000\000\000\000\000\000\377\377\377\377\377\377\377\377 \206k!\000\000\000\000\060\000\000\000\000\000\000\000X\275C \000\000\000\000\002\000\000\000\000\000\000\000\360/\a \000\000\000\000\220\031\a \000\000\000\000Іk!\000\000\000\000\r\b\272\000\000\000\000\000\277\353\335\000\000\000\000\000\006\000\000\000\000\000\000\000 \252L \000\000\000\000`\032\a \000\000\000\000\b\032\a \000\000\000\000`\206k!\000\000\000\000\005\000CM\000\000\000\000\066\327\070 \000\000\000\000\003", '\000' <repeats 15 times>
#8  0x0000000000ba20de in dict_stats_update (table=0x2062a558, stats_upd_option=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0stats.cc:3041
        t = 0x20071a08
        err = <optimized out>
        buf =           "ar_1024_latin1' in 'where clause'\000k!\000\000\000\000\236\241\304\000\000\000\000\000_\000\000\000\000\000\000\000c\000\000\000:\033\000\000p\207k!\000\000\000\000\200p\365\031", '\000' <repeats 12 times>, "\204\032\355\037\000\000\000\000e", '\000' <repeats 15 times>, "\276\223\300\f4\000\000\000\210\266k!\000\000\000\000\260\207k!\000\000\000\000j\220\304\000\000\000\000\000\025\000\000\000\000\000\000\001\v\000\000\200\000\000\000\000\273\032\000\000\000\000\000\000\306>\231\000\000\000\000\000X7= \000\000\000\000@\207\357\031\000\000\000\000\060\210k!\000\000\000\000\065`\246\000\000\000\000\000\000\217\224\023", '\000' <repeats 12 times>, "\367\246\300\f4\000\000\000\065`\246\000\000\000\000\000`\210k!\000\000\000\000\065`\246\000\000\000\000\000@U\356\b", '\000' <repeats 12 times>, "\367\246\300\f4\000\000\000\235\000\000\000\000\000\000\000P\000\000\000\000\000\000\000sg\246\000\000\000\000\000p\210k!\000\000\000\000\000\\%\t\000\000\000\000\a\000\000\000\000\000\000\000\000\267k!\000\000\000\000\200\210k!\000\000\000\000q`\246\000\000\000\000\000\240\210k!\000\000\000\000\060[%\t\000\000\000\000\240\210k!\000\000\000\000\033\377\257\000\000\000\000\000\270\222c\031\000\000\000\000\310VG\001\000\000\000\000\020\211k!\000\000\000\000a\a\260\000\000\000\000\000@\207\357\031\000\000\000\000\003\000\000\000\000\000\000\000؈k!\000\000\000\000X\235\335\000\000\000\000\000P\216: \000\000\000\000\a\000\000\000\000\000\000\000\020\211k!\000\000\000\000\270\222c\031\000\000\000\000\273\003\000\000\000\000\000\000X\235\335", '\000' <repeats 21 times>, "\200\211k!\000\000\000\000io\246\000\000\000\000\000@\211k!\000\000\000\000io\246\000\000\000\000\000P\211k!\000\000\000\000io\246\000\000\000\000\000`\211k!\000\000\000\000Q\b\260\000\000\000\000\000p\211k!\000\000\000\000\270\222c\031\000\000\000\000\200\211k!\000\000\000\000\016D\270", '\000' <repeats 21 times>, "\240\211k!\000\000\000\000.\b\260\000\000\000\000\000\300\211k!\000\000\000\000X\245b \000"
#9  0x0000000000a085fc in ha_innobase::open (this=0x20167e60, name=0x201d0658 "./test/table32_int_autoinc", mode=<optimized out>, test_if_locked=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:5124
        ib_table = 0x2062a558
        par_case_name_set = <optimized out>
        ignore_err = <optimized out>
        norm_name =           "test/table32_int_autoinc\000\241\304\000\260\000\000\000\020\000\000\000\000\000\000\000\000\024u\031\333\001\000\000@\214k!\000\000\000\000@\207\357\031\000\000\000\000\340\216k!\000\000\000\000\210\266k!\000\000\000\000`\214k!\000\000\000\000j\220\304\000\000\000\000\000\200\214k!\000\000\000\000@\207\357\031\000\000\000\000\260\216k!\000\000\000\000\236\241\304\000\000\000\000\000`\006\071 \000\000\000\000\300\313P\031\065\002\000\000\260\214k!\000\000\000\000Ќk!\000\000\000\000\350\005\071 \000\000\000\000\002\000\000\000\000\000\000\000\060<= \000\000\000\000@\207\357\031\000\000\000\000`\217k!\000\000\000\000@\207\357\031\000\000\000\000@\207\357\031\000\000\000\000\210\266k!\000\000\000\000\360\214k!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000(\035\000\000\000\000\000\000\306>\231\000\000\000\000\000\060\215k!\000\000\000\000@\207\357\031\000\000\000\000@\207\357\031\000\000\000\000\210\266k!\000\000\000\000P\215k!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000@\207\357\031\000\000\000\000@\207\357\031\000\000\000\000\210\266k!\000\000\000\000\220\215k!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000\300\a\000\000\000\000\000\000\306>\231\000\000\000\000\000Ѝk!\000\000\000\000@\207\357\031\000\000\000\000@\207\357\031\000\000\000\000\210\266k!\000\000\000\000\360\215k!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\n\000\000\200\000\000\000"
        thd = 0x203904b0
        is_part = <optimized out>
        par_case_name =           '\000' <repeats 16 times>, "P\215k!\000\000\000\000!\fr\000\000\000\000\000\300D= \000\000\000\000\250\351\065 \000\000\000\000\001\000\000\000\000\000\000\000\001\000\000\000\000\000\000\000\314\350\065 \000\000\000\000\001\000\000\000\000\000\000\000\030\215k!\000\000\000\000\202\235\304\000\000\000\000\000\240\212k!\000\000\000\000\001\000\000\000\000\000\000\000\330\065= \000\000\000\000\001\000\000\000\000\000\000\000\001\000\000\000\001\000\000\000\250\351\065 \000\000\000\000Ѝk!\027\000\000\000\030\215k!\000\000\000\000\314\350\065 ", '\000' <repeats 12 times>, "\340D= \000\000\000\000\060\350\065 \000\000\000\000\300D= \000\000\000\000@\207\357\031\000\000\000\000P\215k!\000\000\000\000\210\266k!\000\000\000\000\360\212k!\000\000\000\000j\220\304\000\000\000\000\000 \213k!\004\000\000\000@\207\357\031\000\000\000\000@\215k!\000\000\000\000\236\241\304\000\000\000\000\000 \213k!\027\000\000\000\230\215k!B\000\000\000\314\350\065 \000\000\000\000@\207\357\031\000\000\000\000\260\215k!\000\000\000\000\210\266k!\000\000\000\000P\213k!\000\000\000\000j\220\304\000\000\000\000\000@\207\357\031\000\000\000\000@\207\357\031\000\000\000\000\240\215k!\000\000\000\000@\207\357\031\000\000\000\000\360\215k!\000\000\000\000\210\266k!\000\000\000\000\220\213k!\000\000\000\000j\220\304\000\000\000\000\000 \216k!\000\000\000\000@\207\357\031\000\000\000\000\340\215k!\000\000\000\000\236\241\304\000\000\000\000\000\060\216k!\000\000\000\000@\207\357\031B\000\000\000\000\216k!\000\000\000\000@\207\357\031\000\000\000\000`\216k!\000\000\000\000\210\266k!\000\000\000\000\360\213k!\000\000\000\000j\220\304\000\000\000\000\000\000\214k!\000\000\000\000@\207\357\031\000\000\000"
        _db_stack_frame_ = {
          func = 0xc8b533 "handler::ha_open", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483659, 
          prev = 0x216b8e60
        }
        no_tablespace = <optimized out>
#10 0x000000000064303a in handler::ha_open (this=0x20167e60, table_arg=<optimized out>, name=0x201d0658 "./test/table32_int_autoinc", mode=2, test_if_locked=2) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2478
        error = <optimized out>
        _db_stack_frame_ = {
          func = 0xce10bd "open_table_from_share", 
          file = 0xce12a0 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc", 
          level = 2147483658, 
          prev = 0x216b8f60
        }
        __PRETTY_FUNCTION__ =           "int handler::ha_open(TABLE*, const char*, int, int)"
#11 0x000000000080c4f3 in open_table_from_share (thd=0x203904b0, share=<optimized out>, alias=<optimized out>, db_stat=39, prgflag=<optimized out>, ha_open_flags=0, outparam=0x1981cab0, is_create_table=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc:2318
        ha_err = <optimized out>
        records = <optimized out>
        error_reported = false
        record = <optimized out>
        _db_stack_frame_ = {
          func = 0xcba53f "open_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483657, 
          prev = 0x216b9260
        }
        __PRETTY_FUNCTION__ =           "int open_table_from_share(THD*, TABLE_SHARE*, const char*, uint, uint, uint, TABLE*, bool)"
        bitmaps = 0x20169ff0 ""
        error = 2
        i = <optimized out>
        bitmap_size = 4
        field_ptr = <optimized out>
#12 0x000000000072692e in open_table (thd=0x203904b0, table_list=0x203d36d0, ot_ctx=0x216b9410) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:3082
        table = 0x1981cab0
        key = 0x203d3a95 "test"
        alias = 0x203d36b8 "alias3"
        flags = 0
        _db_stack_frame_ = {
          func = 0xcb0116 "open_and_process_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483656, 
          prev = 0x216b9320
        }
        __PRETTY_FUNCTION__ =           "bool open_table(THD*, TABLE_LIST*, Open_table_context*)"
        mdl_ticket = 0x194673e0
        key_length = 25
        error = <optimized out>
        share = 0x201d0310
        hash_value = 2043497583
#13 0x0000000000727bf1 in open_and_process_table (thd=0x203904b0, lex=0x20392878, tables=0x203d36d0, counter=0x20392930, flags=<optimized out>, prelocking_strategy=0x216b9500, has_prelocking_list=false, ot_ctx=0x216b9410) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4567
        error = <optimized out>
        safe_to_ignore_table = false
        _db_stack_frame_ = {
          func = 0xcaff08 "open_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483655, 
          prev = 0x216b9440
        }
        __PRETTY_FUNCTION__ =           "bool open_and_process_table(THD*, LEX*, TABLE_LIST*, uint*, uint, Prelocking_strategy*, bool, Open_table_context*)"
#14 0x0000000000727f62 in open_tables (thd=0x203904b0, start=0x216b94c8, counter=0x20392930, flags=0, prelocking_strategy=0x216b9500) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5069
        some_routine_modifies_data = false
        _db_stack_frame_ = {
          func = 0xcb1640 "open_normal_and_derived_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483654, 
          prev = 0x216b94d0
        }
        xa_state = <optimized out>
        __PRETTY_FUNCTION__ =           "bool open_tables(THD*, TABLE_LIST**, uint*, uint, Prelocking_strategy*)"
        table_to_open = 0x203d3108
        ot_ctx = {
          m_failed_table = 0x0, 
          m_start_of_statement_svp = {
            m_stmt_ticket = 0x0, 
            m_trans_ticket = 0x0
          }, 
          m_timeout = 31536000, 
          m_flags = 0, 
          m_action = Open_table_context::OT_NO_ACTION, 
          m_has_locks = false, 
          m_has_protection_against_grl = false
        }
        has_prelocking_list = false
        __FUNCTION__ =           "open_tables"
        sroutine_to_open = 0x20392910
        tables = <optimized out>
        error = false
#15 0x00000000007285a6 in open_normal_and_derived_tables (thd=0x203904b0, tables=0x203d2b30, flags=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5768
        prelocking_strategy = {
          <Prelocking_strategy> = {
            _vptr.Prelocking_strategy = 0x1415a50 <vtable for DML_prelocking_strategy+16>
          }, <No data fields>}
        mdl_savepoint = {
          m_stmt_ticket = 0x0, 
          m_trans_ticket = 0x0
        }
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x216ba230
        }
        __PRETTY_FUNCTION__ =           "bool open_normal_and_derived_tables(THD*, TABLE_LIST*, uint)"
#16 0x000000000077439b in execute_sqlcom_select (thd=0x203904b0, all_tables=0x203d2b30) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5278
        lex = 0x20392878
        result = 0x0
        res = <optimized out>
#17 0x0000000000777b6e in mysql_execute_command (thd=0x20390598) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:2762
        res = <optimized out>
        lex = 0x20392878
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x216ba310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 4, 
            has_disabled_I_S = 57, 
            empty = 32, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x216ba1f0 " \242k!", 
            previous_key =               "\260\004\071 ", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 135, 
            has_disabled_I_S = 239, 
            empty = 25, 
            stmt = 0x216bb688, 
            saved_key = 0x216ba1b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\360\241k!\000\000\000\000\005\000\000\200\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x20392858, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x20392f88
        first_table = 0x203d2b30
        all_tables = 0x203d2b30
        unit = 0x20392940
        have_table_map_for_update = false
#18 0x000000000077bc88 in mysql_parse (thd=0x203904b0, rawbuf=0x203904b8 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x20392878
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 468
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x216bac40
        }
        start_usecs = 1374813867709307
        end_usecs = 0
        start_cpu_nsecs = 200343918
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813867, 
          tv_usec = 709307
        }
        end_time = {
          tv_sec = 540607664, 
          tv_usec = 560704224
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 200343918
        }
#19 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x203904b0, packet=<optimized out>, packet_length=540878612) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x203d2714 ""
        parser_state = {
          m_lip = {
            m_thd = 0x203904b0, 
            yylineno = 1, 
            yytoklen = 2, 
            yylval = 0x216ba150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x203d2715 "\004", 
            m_tok_start = 0x203d2715 "\004", 
            m_tok_end = 0x203d2715 "\004", 
            m_end_of_query = 0x203d2714 "", 
            m_tok_start_prev = 0x203d2714 "", 
            m_buf = 0x203d2540 "SELECT alias1 . `col_bigint_key` AS field1 FROM  table33_int_autoinc AS alias1  LEFT JOIN  table37_int_autoinc AS alias2  RIGHT JOIN table32_int_autoinc AS alias3 ON  alias2 . `col_varchar_10_utf8` =  alias3 . `col_varchar_10_latin1`  ON  alias1 . `col_int_key` =  alias2 . `col_int_key`  WHERE  alias1 . `col_varchar_1024_utf8` LIKE ( '_%' ) AND alias1 . `col_varchar_1024_utf8` >= 'r' AND alias1 . `col_varchar_1024_utf8` < 'z' OR alias1 . `col_int` <> alias3 . `pk`", 
            m_buf_length = 468, 
            m_echo = true, 
            m_echo_saved = false, 
            m_cpp_buf = 0x203d2780 "SELECT alias1 . `col_bigint_key` AS field1 FROM  table33_int_autoinc AS alias1  LEFT JOIN  table37_int_autoinc AS alias2  RIGHT JOIN table32_int_autoinc AS alias3 ON  alias2 . `col_varchar_10_utf8` =  alias3 . `col_varchar_10_latin1`  ON  alias1 . `col_int_key` =  alias2 . `col_int_key`  WHERE  alias1 . `col_varchar_1024_utf8` LIKE ( '_%' ) AND alias1 . `col_varchar_1024_utf8` >= 'r' AND alias1 . `col_varchar_1024_utf8` < 'z' OR alias1 . `col_int` <> alias3 . `pk`", 
            m_cpp_ptr = 0x203d2954 "", 
            m_cpp_tok_start = 0x203d2954 "", 
            m_cpp_tok_start_prev = 0x203d2954 "", 
            m_cpp_tok_end = 0x203d2954 "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x2059b6e0 "\003  SELECT alias1 . `col_bigint_key` AS field1 FROM  table33_int_autoinc AS alias1  LEFT JOIN  table37_int_autoinc AS alias2  RIGHT JOIN table32_int_autoinc AS alias3 ON  alias2 . `col_varchar_10_utf8` =  alias3 . `col_varchar_10_latin1`  ON  alias1 . `col_int_key` =  alias2 . `col_int_key`  WHERE  alias1 . `col_varchar_1024_utf8` LIKE ( '_%' ) AND alias1 . `col_varchar_1024_utf8` >= 'r' AND alias1 . `col_varchar_1024_utf8` < 'z' OR alias1 . `col_int` <> alias3 . `pk` ", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 127 '\177', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = (DISCARD_COMMENT | unknown: 10043076), 
            m_cpp_text_start = 0x203d2951 "pk`", 
            m_cpp_text_end = 0x203d2953 "`", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x20390710
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x216bacf0
        }
#20 0x000000000077d4f5 in do_command (thd=0x203904b0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x2059b6e0 "\003  SELECT alias1 . `col_bigint_key` AS field1 FROM  table33_int_autoinc AS alias1  LEFT JOIN  table37_int_autoinc AS alias2  RIGHT JOIN table32_int_autoinc AS alias3 ON  alias2 . `col_varchar_10_utf8` =  alias3 . `col_varchar_10_latin1`  ON  alias1 . `col_int_key` =  alias2 . `col_int_key`  WHERE  alias1 . `col_varchar_1024_utf8` LIKE ( '_%' ) AND alias1 . `col_varchar_1024_utf8` >= 'r' AND alias1 . `col_varchar_1024_utf8` < 'z' OR alias1 . `col_int` <> alias3 . `pk` "
        packet_length = <optimized out>
        net = 0x20390710
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#21 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x203904b0
#22 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x203904b0
#23 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x200f90a0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x200f90a0
        user_arg = 0x203904b0
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#24 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#25 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 11 (LWP 20038):
+bt full
#0  0x000000340cc0c69c in pthread_kill () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x00000000006ecc9d in handle_fatal_signal (sig=6) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/signal_handler.cc:251
        curr_time = <optimized out>
        thrs = <optimized out>
        mins = <optimized out>
        hrs_buf =           "04"
        hrs = <optimized out>
        mins_buf =           "44"
        secs_buf =           "28"
        tmins = <optimized out>
        secs = <optimized out>
        thd = 0x203b1980
#2  <signal handler called>
No symbol table info available.
#3  0x000000340c4328a5 in raise () from /lib64/libc.so.6
No symbol table info available.
#4  0x000000340c434085 in abort () from /lib64/libc.so.6
No symbol table info available.
#5  0x000000340c42ba1e in __assert_fail_base () from /lib64/libc.so.6
No symbol table info available.
#6  0x000000340c42bae0 in __assert_fail () from /lib64/libc.so.6
No symbol table info available.
#7  0x0000000000875050 in filesort (thd=0x203b1980, table=0x20226670, filesort=<optimized out>, sort_positions=<optimized out>, examined_rows=0x21afa538, found_rows=0x21afa530) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/filesort.cc:443
        kill_errno = 0
        buffpek = <optimized out>
        param = {
          rec_length = 259, 
          sort_length = 259, 
          ref_length = 4, 
          addon_length = 0, 
          res_length = 4, 
          max_keys_per_buffer = 57, 
          max_rows = 18446744073709551615, 
          examined_rows = 0, 
          sort_form = 0x20226670, 
          local_sortorder = 0x195bdbb8, 
          end = 0x195bdbd8, 
          addon_field = 0x0, 
          unique_buff = 0x0, 
          not_killable = false, 
          tmp_buffer = 0x0, 
          compare = 0x0, 
          cmp_context = {
            key_compare = 0x0, 
            key_compare_arg = 0x0
          }
        }
        maxbuffer = 565159120
        num_rows = 18446744073709551615
        tempfile = {
          pos_in_file = 2147483655, 
          end_of_file = 25697354489632, 
          read_pos = 0x195bcbc0 "\020t@\001", 
          read_end = 0x21af9cfc "", 
          buffer = 0x0, 
          request_pos = 0x21af9c40 "\220\236\257!", 
          write_buffer = 0x21af9c6c "", 
          append_read_pos = 0x19f232f0 "\323\345\377\376\a", 
          write_pos = 0x21af9eb0 "", 
          write_end = 0x21afc688 "\002", 
          current_pos = 0x21af9c40, 
          current_end = 0xc4906a <DoTrace+90>, 
          append_buffer_lock = {
            m_mutex = {
              __data = {
                __lock = 565156944, 
                __count = 0, 
                __owner = 435303152, 
                __nusers = 0, 
                __kind = 565157520, 
                __spins = 0, 
                __list = {
                  __prev = 0xc4a19e <_db_return_+222>, 
                  __next = 0x21af9c70
                }
              }, 
              __size =                 "P\234\257!\000\000\000\000\360\062\362\031\000\000\000\000\220\236\257!\000\000\000\000\236\241\304\000\000\000\000\000p\234\257!\000\000\000", 
              __align = 565156944
            }, 
            m_psi = 0xf719f232f0
          }, 
          share = 0x21af9ef0, 
          read_function = 0x21afc688, 
          write_function = 0x21af9c90, 
          type = 12882026, 
          pre_read = 0x21af9ce0, 
          post_read = 0x19f232f0, 
          pre_close = 0x21af9f30, 
          disk_writes = 435303152, 
          arg = 0x21af9f30, 
          file_name = 0x21afc688 "\002", 
          dir = 0x21af9cd0 " \237\257!", 
          prefix = 0xc4906a <DoTrace+90> "\211¸\003", 
          file = 565157088, 
          seek_not_done = 0, 
          error = 435303152, 
          buffer_length = 565157664, 
          read_length = 12886430, 
          myflags = 565157680, 
          alloced_buffer = 0 '\000'
        }
        buffpek_pointers = {
          pos_in_file = 0, 
          end_of_file = 18446744073709551615, 
          read_pos = 0x0, 
          read_end = 0x195bcfc8 "\020\320[\031", 
          buffer = 0x0, 
          request_pos = 0x20ce8fc0 "", 
          write_buffer = 0x20ce8fc0 "", 
          append_read_pos = 0x20005970 '\217' <repeats 4032 times>, 
          write_pos = 0x20ce8fc0 "", 
          write_end = 0x20cf8fc0 '\217' <repeats 16 times>, 
          current_pos = 0x21af9af0, 
          current_end = 0x21af9af8, 
          append_buffer_lock = {
            m_mutex = {
              __data = {
                __lock = 536894128, 
                __count = 0, 
                __owner = 536894192, 
                __nusers = 0, 
                __kind = 536894256, 
                __spins = 0, 
                __list = {
                  __prev = 0x20005b70, 
                  __next = 0x20005bb0
                }
              }, 
              __size =                 "\260Z\000 \000\000\000\000\360Z\000 \000\000\000\000\060[\000 \000\000\000\000p[\000 \000\000\000\000\260[\000 \000\000\000", 
              __align = 536894128
            }, 
            m_psi = 0x19f232f0
          }, 
          share = 0x0, 
          read_function = 0x97e5f0 <_my_b_read>, 
          write_function = 0x97da00 <_my_b_write>, 
          type = WRITE_CACHE, 
          pre_read = 0x0, 
          post_read = 0x0, 
          pre_close = 0x0, 
          disk_writes = 0, 
          arg = 0x0, 
          file_name = 0x0, 
          dir = 0x204ef390 "/ssd/209184/current1_3/tmp", 
          prefix = 0x195277b0 "MY", 
          file = -1, 
          seek_not_done = 0, 
          error = 0, 
          buffer_length = 65536, 
          read_length = 65536, 
          myflags = 16, 
          alloced_buffer = 0 '\000'
        }
        multi_byte_charset = false
        outfile = 0x19f071a0
        trace = 0x203b3d28
        __PRETTY_FUNCTION__ =           "ha_rows filesort(THD*, TABLE*, Filesort*, bool, ha_rows*, ha_rows*)"
        error = 1
        memory_available = <optimized out>
        trace_wrapper = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 158, 
            has_disabled_I_S = 175, 
            empty = 33, 
            stmt = 0xc4906a <DoTrace+90>, 
            saved_key = 0x0, 
            previous_key =               "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000\030"
          }, <No data fields>}
        table_sort = {
          filesort_buffer = {
            m_idx_array = {
              m_array = 0x0, 
              m_size = 0
            }, 
            m_record_length = 0, 
            m_start_of_data = 0x0
          }, 
          io_cache = 0x19f071a0, 
          buffpek = 0x0, 
          buffpek_len = 0, 
          addon_buf = 0x0, 
          addon_length = 0, 
          addon_field = 0x0, 
          unpack = 0x870e90 <unpack_addon_fields(st_sort_addon_field*, uchar*)>, 
          record_pointers = 0x0, 
          found_records = 0
        }
        pq = {
          m_sort_keys = 0x21af9e50, 
          m_compare_length = 7972727, 
          m_keymaker = 0x21af9e20, 
          m_sort_param = 0x6742f8 <Arg_comparator::can_compare_as_dates(Item*, Item*, unsigned long long*)+136>, 
          m_queue = {
            root = 0x0, 
            first_cmp_arg = 0x0, 
            elements = 0, 
            max_elements = 0, 
            offset_to_key = 0, 
            max_at_top = 0, 
            compare = 0x0, 
            auto_extent = 0
          }
        }
        select = 0x195bd9a8
        max_rows = 565156528
        s_length = 565156816
        _db_stack_frame_ = {
          func = 0xcd282b "mysql_update", 
          file = 0xcd2468 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_update.cc", 
          level = 2147483654, 
          prev = 0x21afa4d0
        }
        subselect = 0x0
#8  0x00000000007e4c2f in mysql_update (thd=0x203b1980, table_list=0x206ba568, fields=..., values=..., conds=0x0, order_num=565159056, order=0x195bd2a0, limit=18446744073709551615, handle_duplicates=DUP_ERROR, ignore=false, found_return=0x21afb268, updated_return=0x21afb270) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_update.cc:571
        examined_rows = <optimized out>
        found_rows = 0
        fsort = {
          <Sql_alloc> = {<No data fields>}, 
          members of Filesort: 
          order = 0x195bd2a0, 
          limit = 18446744073709551615, 
          sortorder = 0x195bdbb8, 
          select = 0x195bd9a8, 
          own_select = false, 
          using_pq = false
        }
        safe_update = true
        used_index = 0
        want_privilege = 0
        __PRETTY_FUNCTION__ =           "int mysql_update(THD*, TABLE_LIST*, List<Item>&, List<Item>&, Item*, uint, ORDER*, ha_rows, enum_duplicates, bool, ha_rows*, ha_rows*)"
        transactional_table = <optimized out>
        will_batch = <optimized out>
        reverse = false
        id = <optimized out>
        used_key_is_modified = <optimized out>
        select_lex = 0x203b4458
        res = <optimized out>
        dup_key_found = <optimized out>
        found = <optimized out>
        old_covering_keys = {
          map = 0
        }
        table = 0x20226670
        update = {
          <Sql_alloc> = {<No data fields>}, 
          members of COPY_INFO: 
          _vptr.COPY_INFO = 0x142d350 <vtable for COPY_INFO+16>, 
          m_optype = COPY_INFO::UPDATE_OPERATION, 
          m_changed_columns = 0x203b4578, 
          m_changed_columns2 = 0x0, 
          m_manage_defaults = true, 
          m_function_default_columns = 0x195bd558, 
          handle_duplicates = DUP_ERROR, 
          ignore = false, 
          stats = {
            records = 0, 
            deleted = 0, 
            updated = 0, 
            copied = 0, 
            error_count = 0, 
            touched = 0
          }, 
          escape_char = 0, 
          last_errno = 0, 
          update_values = 0x203b4998
        }
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x21afb230
        }
        loc_error = <optimized out>
        need_sort = true
        updated = <optimized out>
        select = 0x195bd9a8
        info = {
          table = 0x21afa470, 
          forms = 0x169c00000069, 
          unlock_row = 0x80000006, 
          read_record = 0x0, 
          thd = 0x0, 
          select = 0x203b2a30, 
          cache_records = 4, 
          ref_length = 0, 
          struct_length = 0, 
          reclength = 0, 
          rec_cache_size = 565159104, 
          error_offset = 0, 
          index = 7363541, 
          ref_pos = 0x21afa410 "P\323B\001", 
          record = 0x206ba7e8 "\001", 
          rec_buf = 0x0, 
          cache = 0x203b1980 "\220cA\001", 
          cache_pos = 0x0, 
          cache_end = 0x21afa470 "", 
          read_positions = 0x4 <Address 0x4 out of bounds>, 
          io_cache = 0x206ba7d0, 
          print_error = 128, 
          ignore_not_found_rows = 25
        }
        __FUNCTION__ =           "mysql_update"
        using_limit = false
        error = 0
        using_filesort = true
        read_removal = false
        all_fields = {
          <base_list> = {
            <Sql_alloc> = {<No data fields>}, 
            members of base_list: 
            first = 0x154ace0 <end_of_list>, 
            last = 0x21afa4f0, 
            elements = 0
          }, <No data fields>}
        killed_status = THD::NOT_KILLED
#9  0x0000000000777c5e in mysql_execute_command (thd=0x203b1a68) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3511
        found = 0
        updated = 0
        res = 0
        lex = 0x203b3d48
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x21afb310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 25, 
            has_disabled_I_S = 59, 
            empty = 32, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x21afb1f0 " \262\257!", 
            previous_key =               "\200\031; ", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 50, 
            has_disabled_I_S = 242, 
            empty = 25, 
            stmt = 0x21afc688, 
            saved_key = 0x21afb1b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\360\261\257!\000\000\000\000\005\000\000\200\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x203b3d28, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x203b4458
        first_table = 0x206ba568
        all_tables = 0x206ba568
        unit = 0x203b3e10
        have_table_map_for_update = false
#10 0x000000000077bc88 in mysql_parse (thd=0x203b1980, rawbuf=0x203b1988 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x203b3d48
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 347
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x21afbc40
        }
        start_usecs = 1374813866667471
        end_usecs = 0
        start_cpu_nsecs = 159148325
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813866, 
          tv_usec = 667471
        }
        end_time = {
          tv_sec = 540744064, 
          tv_usec = 565164768
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 159148325
        }
#11 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x203b1980, packet=<optimized out>, packet_length=543924987) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x206ba2fb ""
        parser_state = {
          m_lip = {
            m_thd = 0x203b1980, 
            yylineno = 1, 
            yytoklen = 21, 
            yylval = 0x21afb150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x206ba2fc "\004", 
            m_tok_start = 0x206ba2fc "\004", 
            m_tok_end = 0x206ba2fc "\004", 
            m_end_of_query = 0x206ba2fb "", 
            m_tok_start_prev = 0x206ba2fb "", 
            m_buf = 0x206ba1a0 "UPDATE `table18_int_autoinc` SET `col_char_10_key` = (`pk` + `pk`), `col_bigint_not_null` = LOAD_FILE('/ssd/randgen/data/earth579kb.jpg') WHERE `col_char_10_key` = 'zcshlewvrzgakduiqujeyhhneuwkoksoker' OR ((`col_int_key` < (`col_char_255_not_null_key` + `pk`)) AND (`col_int_key` >= DATEDIFF(NOW(), '2009-08-11'))) ORDER BY `col_char_255_not_null`", 
            m_buf_length = 347, 
            m_echo = true, 
            m_echo_saved = false, 
            m_cpp_buf = 0x206ba360 "UPDATE `table18_int_autoinc` SET `col_char_10_key` = (`pk` + `pk`), `col_bigint_not_null` = LOAD_FILE('/ssd/randgen/data/earth579kb.jpg') WHERE `col_char_10_key` = 'zcshlewvrzgakduiqujeyhhneuwkoksoker' OR ((`col_int_key` < (`col_char_255_not_null_key` + `pk`)) AND (`col_int_key` >= DATEDIFF(NOW(), '2009-08-11'))) ORDER BY `col_char_255_not_null`", 
            m_cpp_ptr = 0x206ba4bb "", 
            m_cpp_tok_start = 0x206ba4bb "", 
            m_cpp_tok_start_prev = 0x206ba4bb "", 
            m_cpp_tok_end = 0x206ba4bb "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x1a37d060 "\003UPDATE `table18_int_autoinc` SET `col_char_10_key` = (`pk` + `pk`), `col_bigint_not_null` = LOAD_FILE('/ssd/randgen/data/earth579kb.jpg') WHERE `col_char_10_key` = 'zcshlewvrzgakduiqujeyhhneuwkoksoker' OR ((`col_int_key` < (`col_char_255_not_null_key` + `pk`)) AND (`col_int_key` >= DATEDIFF(NOW(), '2009-08-11'))) ORDER BY `col_char_255_not_null`", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 63 '?', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = (DISCARD_COMMENT | unknown: 10043076), 
            m_cpp_text_start = 0x206ba4a5 "col_char_255_not_null`", 
            m_cpp_text_end = 0x206ba4ba "`", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x203b1be0
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x21afbcf0
        }
#12 0x000000000077d4f5 in do_command (thd=0x203b1980) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x1a37d060 "\003UPDATE `table18_int_autoinc` SET `col_char_10_key` = (`pk` + `pk`), `col_bigint_not_null` = LOAD_FILE('/ssd/randgen/data/earth579kb.jpg') WHERE `col_char_10_key` = 'zcshlewvrzgakduiqujeyhhneuwkoksoker' OR ((`col_int_key` < (`col_char_255_not_null_key` + `pk`)) AND (`col_int_key` >= DATEDIFF(NOW(), '2009-08-11'))) ORDER BY `col_char_255_not_null`"
        packet_length = <optimized out>
        net = 0x203b1be0
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#13 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x203b1980
#14 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x203b1980
#15 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x207561e0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x207561e0
        user_arg = 0x203b1980
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#16 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#17 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 10 (LWP 20041):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x13948f00, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000afe96d in sync_array_wait_event (arr=0x9255b30, index=10) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
        cell = 0x9654640
        event = 0x13948f00
#4  0x0000000000b00739 in mutex_spin_wait (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0sync.cc:583
        i = <optimized out>
        index = 10
        sync_arr = <optimized out>
        counter_index = 565434112
#5  0x0000000000b84380 in pfs_mutex_enter_func (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0sync.ic:251
No locals.
#6  0x0000000000b8d308 in dict_table_open_on_name (table_name=0x21b3ac40 "test/table48_int_autoinc", dict_locked=0, try_drop=1, ignore_err=DICT_ERR_IGNORE_NONE) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc:955
        table = <optimized out>
#7  0x0000000000a08482 in ha_innobase::open (this=0x1a207320, name=0x209bcaf8 "./test/table48_int_autoinc", mode=<optimized out>, test_if_locked=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:4996
        ib_table = <optimized out>
        par_case_name_set = 0
        ignore_err = DICT_ERR_IGNORE_NONE
        norm_name =           "test/table48_int_autoinc\000\241\304\000\260\000\000\000\340`\f\032\000\000\000\000\000\337`\031\333\001\000\000\220\254\263!\000\000\000\000\340`\f\032\000\000\000\000\060\257\263!\000\000\000\000\210ֳ!\000\000\000\000\260\254\263!\000\000\000\000j\220\304\000\000\000\000\000Ь\263!\000\000\000\000\340`\f\032\000\000\000\000\000\257\263!\000\000\000\000\236\241\304\000\000\000\000\000\300\066F \000\000\000\000\220\302b 5\002\000\000\000\255\263!\000\000\000\000 \255\263!\000\000\000\000H6F \000\000\000\000\002\000\000\000\000\000\000\000\230w\356\031\000\000\000\000\340`\f\032\000\000\000\000\260\257\263!\000\000\000\000\340`\f\032\000\000\000\000\340`\f\032\000\000\000\000\210ֳ!\000\000\000\000@\255\263!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000(\035\000\000\000\000\000\000\306>\231\000\000\000\000\000\200\255\263!\000\000\000\000\340`\f\032\000\000\000\000\340`\f\032\000\000\000\000\210ֳ!\000\000\000\000\240\255\263!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\340`\f\032\000\000\000\000\340`\f\032\000\000\000\000\210ֳ!\000\000\000\000\340\255\263!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000\300\a\000\000\000\000\000\000\306>\231\000\000\000\000\000 \256\263!\000\000\000\000\340`\f\032\000\000\000\000\340`\f\032\000\000\000\000\210ֳ!\000\000\000\000@\256\263!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\n\000\000\200\000\000\000"
        thd = 0x20463510
        is_part = <optimized out>
        par_case_name =           "\254\032\000\000\000\000\000\000 \256\263!\000\000\000\000\300\257\263!\000\000\000\000\340`\f\032\000\000\000\000\v\376\312\000\000\000\000\000\257\t", '\000' <repeats 34 times>, "\002\000\000\000 \255\263!\000\000\000\000\377\377\377\377\000\000\000\000\000\252\263!\000\000\000\000Ȯ\263!\000\000\000\000s", '\000' <repeats 15 times>, "\024\264\310\000\000\000\000\000\340`\f\032", '\000' <repeats 12 times>, "\260\253\263!\002\000\000\000\377\377\377\377\377\377\377\377 \260\263!", '\000' <repeats 12 times>, "\340`\f\032\000\000\000\000P\255\263!\000\000\000\000\340`\f\032\000\000\000\000\240\255\263!\000\000\000\000\210ֳ!\000\000\000\000@\253\263!\000\000\000\000j\220\304\000\000\000\000\000\240j\n\032\000\000\000\000\340`\f\032\000\000\000\000\220\255\263!\000\000\000\000\236\241\304", '\000' <repeats 17 times>, "B\000\000\000\200\253\263!\000\000\000\000\340`\f\032\000\000\000\000\000\256\263!\000\000\000\000\210ֳ!\000\000\000\000\240\253\263!\000\000\000\000j\220\304\000\000\000\000\000\340`\f\032\000\000\000\000\340`\f\032\000\000\000\000\360\255\263!\000\000\000\000\340`\f\032\000\000\000\000@\256\263!\000\000\000\000\210ֳ!\000\000\000\000\340\253\263!\000\000\000\000j\220\304\000\000\000\000\000p\256\263!\000\000\000\000\340`\f\032\000\000\000\000\060\256\263!\000\000\000\000\236\241\304\000\000\000\000\000\200\256\263!\000\000\000\000\340`\f\032B\000\000\000P\256\263!\000\000\000\000\340`\f\032\000\000\000\000\260\256\263!\000\000\000\000\210ֳ!\000\000\000\000@\254\263!\000\000\000\000j\220\304\000\000\000\000\000P\254\263!\000\000\000\000\340`\f\032\000\000\000"
        _db_stack_frame_ = {
          func = 0xc8b533 "handler::ha_open", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483659, 
          prev = 0x21b3aeb0
        }
        no_tablespace = <optimized out>
#8  0x000000000064303a in handler::ha_open (this=0x1a207320, table_arg=<optimized out>, name=0x209bcaf8 "./test/table48_int_autoinc", mode=2, test_if_locked=2) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2478
        error = <optimized out>
        _db_stack_frame_ = {
          func = 0xce10bd "open_table_from_share", 
          file = 0xce12a0 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc", 
          level = 2147483658, 
          prev = 0x21b3afb0
        }
        __PRETTY_FUNCTION__ =           "int handler::ha_open(TABLE*, const char*, int, int)"
#9  0x000000000080c4f3 in open_table_from_share (thd=0x20463510, share=<optimized out>, alias=<optimized out>, db_stat=39, prgflag=<optimized out>, ha_open_flags=0, outparam=0x208a6940, is_create_table=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc:2318
        ha_err = <optimized out>
        records = <optimized out>
        error_reported = false
        record = <optimized out>
        _db_stack_frame_ = {
          func = 0xcba53f "open_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483657, 
          prev = 0x21b3b2b0
        }
        __PRETTY_FUNCTION__ =           "int open_table_from_share(THD*, TABLE_SHARE*, const char*, uint, uint, uint, TABLE*, bool)"
        bitmaps = 0x1a2094b0 ""
        error = 2
        i = <optimized out>
        bitmap_size = 4
        field_ptr = <optimized out>
#10 0x000000000072692e in open_table (thd=0x20463510, table_list=0x19ee7238, ot_ctx=0x21b3b460) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:3082
        table = 0x208a6940
        key = 0x19ee75fd "test"
        alias = 0x19ee7220 "table48_int_autoinc"
        flags = 0
        _db_stack_frame_ = {
          func = 0xcb0116 "open_and_process_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483656, 
          prev = 0x21b3b370
        }
        __PRETTY_FUNCTION__ =           "bool open_table(THD*, TABLE_LIST*, Open_table_context*)"
        mdl_ticket = 0x196ac600
        key_length = 25
        error = <optimized out>
        share = 0x209bc7b0
        hash_value = 3005174383
#11 0x0000000000727bf1 in open_and_process_table (thd=0x20463510, lex=0x204658d8, tables=0x19ee7238, counter=0x20465990, flags=<optimized out>, prelocking_strategy=0x21b3b550, has_prelocking_list=false, ot_ctx=0x21b3b460) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4567
        error = <optimized out>
        safe_to_ignore_table = false
        _db_stack_frame_ = {
          func = 0xcaff08 "open_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483655, 
          prev = 0x21b3b490
        }
        __PRETTY_FUNCTION__ =           "bool open_and_process_table(THD*, LEX*, TABLE_LIST*, uint*, uint, Prelocking_strategy*, bool, Open_table_context*)"
#12 0x0000000000727f62 in open_tables (thd=0x20463510, start=0x21b3b518, counter=0x20465990, flags=0, prelocking_strategy=0x21b3b550) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5069
        some_routine_modifies_data = false
        _db_stack_frame_ = {
          func = 0xcb1640 "open_normal_and_derived_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483654, 
          prev = 0x21b3b520
        }
        xa_state = <optimized out>
        __PRETTY_FUNCTION__ =           "bool open_tables(THD*, TABLE_LIST**, uint*, uint, Prelocking_strategy*)"
        table_to_open = 0x21b3b518
        ot_ctx = {
          m_failed_table = 0x0, 
          m_start_of_statement_svp = {
            m_stmt_ticket = 0x0, 
            m_trans_ticket = 0x2062c290
          }, 
          m_timeout = 31536000, 
          m_flags = 0, 
          m_action = Open_table_context::OT_NO_ACTION, 
          m_has_locks = true, 
          m_has_protection_against_grl = true
        }
        has_prelocking_list = false
        __FUNCTION__ =           "open_tables"
        sroutine_to_open = 0x20465970
        tables = <optimized out>
        error = false
#13 0x00000000007285a6 in open_normal_and_derived_tables (thd=0x20463510, tables=0x19ee7238, flags=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5768
        prelocking_strategy = {
          <Prelocking_strategy> = {
            _vptr.Prelocking_strategy = 0x1415a50 <vtable for DML_prelocking_strategy+16>
          }, <No data fields>}
        mdl_savepoint = {
          m_stmt_ticket = 0x0, 
          m_trans_ticket = 0x2062c290
        }
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x21b3c230
        }
        __PRETTY_FUNCTION__ =           "bool open_normal_and_derived_tables(THD*, TABLE_LIST*, uint)"
#14 0x0000000000776e15 in mysql_execute_command (thd=0x204635f8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3705
        sel_result = <optimized out>
        res = <optimized out>
        lex = 0x204658d8
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x21b3c310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 53, 
            has_disabled_I_S = 70, 
            empty = 32, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x21b3c1f0 " ³!", 
            previous_key =               "\020\065F ", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 96, 
            has_disabled_I_S = 12, 
            empty = 26, 
            stmt = 0x21b3d688, 
            saved_key = 0x21b3c1b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\360\301\263!\000\000\000\000\005\000\000\200\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x204658b8, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x20465fe8
        first_table = 0x19ee7238
        all_tables = 0x19ee7238
        unit = 0x204659a0
        have_table_map_for_update = false
#15 0x000000000077bc88 in mysql_parse (thd=0x20463510, rawbuf=0x20463518 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x204658d8
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 1538
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x21b3cc40
        }
        start_usecs = 1374813868380595
        end_usecs = 0
        start_cpu_nsecs = 159197983
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813868, 
          tv_usec = 380595
        }
        end_time = {
          tv_sec = 541472016, 
          tv_usec = 565431008
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 159197983
        }
#16 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x20463510, packet=<optimized out>, packet_length=435055394) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x19ee6b22 ""
        parser_state = {
          m_lip = {
            m_thd = 0x20463510, 
            yylineno = 1, 
            yytoklen = 2, 
            yylval = 0x21b3c150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x19ee6b23 "\004", 
            m_tok_start = 0x19ee6b23 "\004", 
            m_tok_end = 0x19ee6b23 "\004", 
            m_end_of_query = 0x19ee6b22 "", 
            m_tok_start_prev = 0x19ee6b22 "", 
            m_buf = 0x19ee6520 "REPLACE INTO `table48_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_1024` , `col_char_1024_key` , `col_char_1024_not_null` , `col_char_1024_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` , `col_text` , `col_text_key` , `col_text_not_null` , `col_text_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_1024` , `col_char_1024_key` , `col_char_1024_not_null` , `col_char_1024_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` , `col_text` , `col_text_key` , `col_text_not_null` , `col_text_not_null_key` FROM `table46_int_autoinc` WHERE `col_text_key` > 'b' ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 25 /*Generated by THREAD_ID 17*/", 
            m_buf_length = 1538, 
            m_echo = true, 
            m_echo_saved = true, 
            m_cpp_buf = 0x19ee6b88 "REPLACE INTO `table48_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_1024` , `col_char_1024_key` , `col_char_1024_not_null` , `col_char_1024_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` , `col_text` , `col_text_key` , `col_text_not_null` , `col_text_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_1024` , `col_char_1024_key` , `col_char_1024_not_null` , `col_char_1024_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` , `col_text` , `col_text_key` , `col_text_not_null` , `col_text_not_null_key` FROM `table46_int_autoinc` WHERE `col_text_key` > 'b' ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 25 /*Generated by THREAD_ID 17*/", 
            m_cpp_ptr = 0x19ee718a "", 
            m_cpp_tok_start = 0x19ee718a "", 
            m_cpp_tok_start_prev = 0x19ee718a "", 
            m_cpp_tok_end = 0x19ee718a "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x1a338ca0 "\003 REPLACE INTO `table48_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_1024` , `col_char_1024_key` , `col_char_1024_not_null` , `col_char_1024_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` , `col_text` , `col_text_key` , `col_text_not_null` , `col_text_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_1024` , `col_char_1024_key` , `col_char_1024_not_null` , `col_char_1024_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` , `col_text` , `col_text_key` , `col_text_not_null` , `col_text_not_null_key` FROM `table46_int_autoinc` WHERE `col_text_key` > 'b' ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 25 /*Generated by THREAD_ID 17*/ ", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 103 'g', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = NO_COMMENT, 
            m_cpp_text_start = 0x19ee716a "25 /*Generated by THREAD_ID 17*/", 
            m_cpp_text_end = 0x19ee716c " /*Generated by THREAD_ID 17*/", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x20463770
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x21b3ccf0
        }
#17 0x000000000077d4f5 in do_command (thd=0x20463510) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x1a338ca0 "\003 REPLACE INTO `table48_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_1024` , `col_char_1024_key` , `col_char_1024_not_null` , `col_char_1024_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` , `col_text` , `col_text_key` , `col_text_not_null` , `col_text_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_1024` , `col_char_1024_key` , `col_char_1024_not_null` , `col_char_1024_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` , `col_text` , `col_text_key` , `col_text_not_null` , `col_text_not_null_key` FROM `table46_int_autoinc` WHERE `col_text_key` > 'b' ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 25 /*Generated by THREAD_ID 17*/ "
        packet_length = <optimized out>
        net = 0x20463770
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#18 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x20463510
#19 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x20463510
#20 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x1a0d7430) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x1a0d7430
        user_arg = 0x20463510
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#21 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#22 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 9 (LWP 20043):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x1a3371d0, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000a46c82 in lock_wait_suspend_thread (thr=0x19f5c018) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
        wait_time = <optimized out>
        sec = 1374813868
        lock_wait_timeout = 50
        slot = 0x138284c0
        lock_type = 32
        trx = 0x202acb48
        had_dict_lock = 0
        was_declared_inside_innodb = 0
        start_time = 1374813868379524
        finish_time = <optimized out>
        ms = 379524
#4  0x0000000000abf497 in row_mysql_handle_errors (new_err=0x21b7bfdc, trx=0x202acb48, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
        err = DB_LOCK_WAIT
#5  0x0000000000ac3352 in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
        err = DB_LOCK_WAIT
        was_lock_wait = <optimized out>
        node = 0x19f5b7c0
        savept = {
          least_undo_no = 0
        }
        thr = 0x19f5c018
        trx = 0x202acb48
        table = 0x1ff7ec78
#6  0x0000000000a0a0b8 in ha_innobase::write_row (this=0x1947e400, record=0x1a2b66b0 "\377\377") at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6921
        error_result = <optimized out>
        error = <optimized out>
        auto_inc_used = 1
        sql_command = 5
        trx = 0x202acb48
        _db_stack_frame_ = {
          func = 0xc8b1d0 "handler::ha_write_row", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483656, 
          prev = 0x21b7c100
        }
#7  0x000000000063ef48 in handler::ha_write_row (this=0x1947e400, buf=0x1a2b66b0 "\377\377") at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7419
        locker = 0x21b7c0c0
        state = {
          m_flags = 3, 
          m_io_operation = PSI_TABLE_WRITE_ROW, 
          m_table = 0x69b5e80, 
          m_table_share = 0x19734090, 
          m_thread = 0x6e3a600, 
          m_timer_start = 3996415569450475, 
          m_timer = 0xc48210 <my_timer_cycles>, 
          m_wait = 0x204ef6d0, 
          m_index = 64
        }
        error = <optimized out>
        log_func = 0x648eb0 <Write_rows_log_event::binlog_row_logging_function(THD*, TABLE*, bool, unsigned char const*, unsigned char const*)>
        __PRETTY_FUNCTION__ =           "int handler::ha_write_row(uchar*)"
        _db_stack_frame_ = {
          func = 0xdf0e6a "write_record", 
          file = 0xcba800 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc", 
          level = 2147483655, 
          prev = 0x21b7c1c0
        }
#8  0x000000000075d06c in write_record (thd=0x204ef6d0, table=0x1a1c28b0, info=0x21b7c430, update=0x21b7c3b0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1889
        key = 0x0
        _db_stack_frame_ = {
          func = 0xcc1f87 "mysql_insert", 
          file = 0xcba800 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc", 
          level = 2147483654, 
          prev = 0x21b7c500
        }
        ignore_errors = true
        __PRETTY_FUNCTION__ =           "int write_record(THD*, TABLE*, COPY_INFO*, COPY_INFO*)"
        trg_error = 0
        save_read_set = 0x1a1c29a0
        prev_insert_id = 0
        insert_id_for_cur_row = 0
        error = <optimized out>
        save_write_set = 0x1a1c29c0
        duplicate_handling = DUP_ERROR
#9  0x0000000000761c47 in mysql_insert (thd=0x204ef6d0, table_list=0x204f7260, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1027
        transactional_table = <optimized out>
        info = {
          <Sql_alloc> = {<No data fields>}, 
          members of COPY_INFO: 
          _vptr.COPY_INFO = 0x142d350 <vtable for COPY_INFO+16>, 
          m_optype = COPY_INFO::INSERT_OPERATION, 
          m_changed_columns = 0x204f26d0, 
          m_changed_columns2 = 0x0, 
          m_manage_defaults = true, 
          m_function_default_columns = 0x204f7a60, 
          handle_duplicates = DUP_ERROR, 
          ignore = true, 
          stats = {
            records = 1, 
            deleted = 0, 
            updated = 0, 
            copied = 0, 
            error_count = 0, 
            touched = 0
          }, 
          escape_char = 0, 
          last_errno = 0, 
          update_values = 0x0
        }
        num_partitions = <optimized out>
        prune_needs_default_values = false
        error = 0
        is_locked = false
        id = <optimized out>
        can_prune_partitions = partition_info::PRUNE_NO
        context = 0x204f21f8
        unused_conds = 0x0
        lock_type = TL_WRITE_CONCURRENT_INSERT
        __FUNCTION__ =           "mysql_insert"
        its = {
          <base_list_iterator> = {
            list = 0x204f2718, 
            el = 0x204f7a40, 
            prev = 0x0, 
            current = 0x0
          }, <No data fields>}
        joins_freed = false
        was_insert_delayed = false
        log_on = true
        used_partitions = {
          bitmap = 0x21b7c550, 
          n_bits = 542045904, 
          last_word_mask = 0, 
          last_word_ptr = 0x204f7260, 
          mutex = 0x204f7260
        }
        changed = <optimized out>
        counter = 1
        update = {
          <Sql_alloc> = {<No data fields>}, 
          members of COPY_INFO: 
          _vptr.COPY_INFO = 0x142d350 <vtable for COPY_INFO+16>, 
          m_optype = COPY_INFO::UPDATE_OPERATION, 
          m_changed_columns = 0x204f2700, 
          m_changed_columns2 = 0x0, 
          m_manage_defaults = true, 
          m_function_default_columns = 0x0, 
          handle_duplicates = DUP_ERROR, 
          ignore = false, 
          stats = {
            records = 0, 
            deleted = 0, 
            updated = 0, 
            copied = 0, 
            error_count = 0, 
            touched = 0
          }, 
          escape_char = 0, 
          last_errno = 0, 
          update_values = 0x204f26e8
        }
        ctx_state = {
          save_table_list = 0x204f7260, 
          save_first_name_resolution_table = 0x204f7260, 
          save_next_name_resolution_table = 0x0, 
          save_resolve_in_select_list = false, 
          save_next_local = 0x0
        }
        values = <optimized out>
        value_count = 1
        table = 0x1a1c28b0
        res = <optimized out>
        __PRETTY_FUNCTION__ =           "bool mysql_insert(THD*, TABLE_LIST*, List<Item>&, List<List<Item> >&, List<Item>&, List<Item>&, enum_duplicates, bool)"
        row_count = <optimized out>
        err = true
        query = 0x204f7060 "/* QUERY_IS_REPLICATION_SAFE */ INSERT IGNORE INTO `table3_int_autoinc` ( `col_enum_not_null` ) VALUES ( CONNECTION_ID() )"
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x21b7d230
        }
#10 0x0000000000779307 in mysql_execute_command (thd=0x204ef6d0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
        res = <optimized out>
        lex = 0x204f1a98
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x21b7d310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 246, 
            has_disabled_I_S = 78, 
            empty = 32, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x21b7d1f0 " ҷ!", 
            previous_key =               "\320\366N ", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 64, 
            has_disabled_I_S = 115, 
            empty = 25, 
            stmt = 0x21b7e688, 
            saved_key = 0x21b7d1b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\360ѷ!\000\000\000\000\005\000\000\200\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x204f1a78, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x204f21a8
        first_table = 0x204f7260
        all_tables = 0x204f7260
        unit = 0x204f1b60
        have_table_map_for_update = false
#11 0x000000000077bc88 in mysql_parse (thd=0x204ef6d0, rawbuf=0x204ef6d8 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x204f1a98
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 122
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x21b7dc40
        }
        start_usecs = 1374813868079310
        end_usecs = 0
        start_cpu_nsecs = 221972311
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813868, 
          tv_usec = 79310
        }
        end_time = {
          tv_sec = 542045904, 
          tv_usec = 565697248
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 221972311
        }
#12 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x204ef6d0, packet=<optimized out>, packet_length=542077146) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x204f70da ""
        parser_state = {
          m_lip = {
            m_thd = 0x204ef6d0, 
            yylineno = 1, 
            yytoklen = 13, 
            yylval = 0x21b7d150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x204f70db "\004", 
            m_tok_start = 0x204f70db "\004", 
            m_tok_end = 0x204f70db "\004", 
            m_end_of_query = 0x204f70da "", 
            m_tok_start_prev = 0x204f70da "", 
            m_buf = 0x204f7060 "/* QUERY_IS_REPLICATION_SAFE */ INSERT IGNORE INTO `table3_int_autoinc` ( `col_enum_not_null` ) VALUES ( CONNECTION_ID() )", 
            m_buf_length = 122, 
            m_echo = true, 
            m_echo_saved = true, 
            m_cpp_buf = 0x204f7140 "/* QUERY_IS_REPLICATION_SAFE */ INSERT IGNORE INTO `table3_int_autoinc` ( `col_enum_not_null` ) VALUES ( CONNECTION_ID() )", 
            m_cpp_ptr = 0x204f71ba "", 
            m_cpp_tok_start = 0x204f71ba "", 
            m_cpp_tok_start_prev = 0x204f71ba "", 
            m_cpp_tok_end = 0x204f71ba "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x2000d500 "\003/* QUERY_IS_REPLICATION_SAFE */ INSERT IGNORE INTO `table3_int_autoinc` ( `col_enum_not_null` ) VALUES ( CONNECTION_ID() )", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = NO_COMMENT, 
            m_cpp_text_start = 0x204f71a9 "CONNECTION_ID() )", 
            m_cpp_text_end = 0x204f71b6 "() )", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x204ef930
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x21b7dcf0
        }
#13 0x000000000077d4f5 in do_command (thd=0x204ef6d0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x2000d500 "\003/* QUERY_IS_REPLICATION_SAFE */ INSERT IGNORE INTO `table3_int_autoinc` ( `col_enum_not_null` ) VALUES ( CONNECTION_ID() )"
        packet_length = <optimized out>
        net = 0x204ef930
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#14 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x204ef6d0
#15 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x204ef6d0
#16 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x1a08a730) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x1a08a730
        user_arg = 0x204ef6d0
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#17 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#18 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 8 (LWP 20046):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x13948f00, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000afe96d in sync_array_wait_event (arr=0x9255b30, index=5) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
        cell = 0x96544b0
        event = 0x13948f00
#4  0x0000000000b00739 in mutex_spin_wait (mutex=0x196392b8, file_name=0xdb6bb8 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc", line=1304) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0sync.cc:583
        i = <optimized out>
        index = 5
        sync_arr = <optimized out>
        counter_index = 565966592
#5  0x0000000000a8c370 in pfs_mutex_enter_func (mutex=0x196392b8, file_name=0xdb6bb8 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc", line=1304) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0sync.ic:251
No locals.
#6  0x0000000000a8d6fb in que_eval_sql (info=<optimized out>, sql=0xdddbf0 "PROCEDURE FETCH_STATS () IS\nfound INT;\nDECLARE FUNCTION fetch_table_stats_step;\nDECLARE FUNCTION fetch_index_stats_step;\nDECLARE CURSOR table_stats_cur IS\n  SELECT\n  n_rows,\n  clustered_index_size,\n  sum_of_other_index_sizes\n  FROM \"mysql/innodb_table_stats\"\n  WHERE\n  database_name = :database_name AND\n  table_name = :table_name;\nDECLARE CURSOR index_stats_cur IS\n  SELECT\n  index_name,\n  stat_name,\n  stat_value,\n  sample_size\n  FROM \"mysql/innodb_index_stats\"\n  WHERE\n  database_name = :database_name AND\n  table_name = :table_name;\nBEGIN\nOPEN table_stats_cur;\nFETCH table_stats_cur INTO\n  fetch_table_stats_step();\nIF (SQL % NOTFOUND) THEN\n  CLOSE table_stats_cur;\n  RETURN;\nEND IF;\nCLOSE table_stats_cur;\nOPEN index_stats_cur;\nfound := 1;\nWHILE found = 1 LOOP\n  FETCH index_stats_cur INTO\n    fetch_index_stats_step();\n  IF (SQL % NOTFOUND) THEN\n    found := 0;\n  END IF;\nEND LOOP;\nCLOSE index_stats_cur;\nEND;", reserve_dict_mutex=<optimized out>, trx=0x1a1c4c38) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc:1304
        thr = <optimized out>
        graph = 0x2006f250
#7  0x0000000000ba0b5d in dict_stats_fetch_from_ps (table=0x1a228d78) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0stats.cc:2839
        ret = <optimized out>
        table_utf8 =           "table23_int_autoinc", '\000' <repeats 13 times>, " »!\000\000\000\000f\243\245\000\000\000\000\000\000\001\000\000\000\000\000\000\000\215\"\032\000\000\000\000\000\215\"\032\000\000\000\000@\254\373\037\000\000\000\000\000\215\"\032\000\000\000\000\020\000\000\000\000\000\000\000P»!\000\000\000\000\364\235\245\000\000\000\000\000P»!\000\000\000\000`\215\245\000\000\000\000\000\b\255\373\037\000\000\000\000@\254\373\037\000\000\000\000p»!\000\000\000\000\200\221\271\000\000\000\000\000\060\255\373\037\000\000\000\000@\254\373\037\000\000\000\000\360»!\000\000\000\000\224ι\000\000\000\000\000\001\000CM\000\000\000\000\060\255"
        index_fetch_arg = {
          table = 0x1a228d78, 
          stats_were_modified = true
        }
        trx = 0x1a1c4c38
        pinfo = 0x1fec7568
        db_utf8 =           "test", '\000' <repeats 28 times>, "\003\000\000\000\000\000\000\000\377\377\377\377\377\377\377\377\360»!\000\000\000\000\060\000\000\000\000\000\000\000(\335j\031\000\000\000\000\002\000\000\000\000\000\000\000p\243\"\032\000\000\000\000\000\215\"\032\000\000\000\000\240û!\000\000\000\000\r\b\272\000\000\000\000\000\277\353\335\000\000\000\000\000\006\000\000\000\000\000\000\000\340\254\373\037\000\000\000\000Ѝ\"\032\000\000\000\000x\215\"\032\000\000\000\000\060û!\000\000\000\000\005\000CM\000\000\000\000\375bZ\031\000\000\000\000\003", '\000' <repeats 15 times>
#8  0x0000000000ba20de in dict_stats_update (table=0x1945eb48, stats_upd_option=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0stats.cc:3041
        t = 0x1a228d78
        err = <optimized out>
        buf =           "\220ƻ!\000\000\000\000\347CD\f4\000\000\000Y\a\315\000\000\000\000\000\220ǻ!\000\000\000\000\240Ļ!\000\000\000\000\000\000\000\000\000\000%@\020Ȼ!\000\000\000\000\002\000\000\000=\000\000\000\070Ȼ!\000\000\000\000\060Ȼ!\000\000\000\000H3c \000\000\000\000Pǻ!\000\000\000\000e", '\000' <repeats 15 times>, "\276\223\300\f4", '\000' <repeats 17 times>, "\360?\320ǻ!", '\000' <repeats 12 times>, "\220ƻ!\000\000\000\000XYS \000\000\000\000\001", '\000' <repeats 22 times>, "@\000Ż!\000\000\000\000\065`\246\000\000\000\000\000\000\217\224\023", '\000' <repeats 12 times>, "\367\246\300\f4\000\000\000\065`\246\000\000\000\000\000\060Ż!\000\000\000\000\065`\246\000\000\000\000\000@U\356\b", '\000' <repeats 12 times>, "\367\246\300\f4\000\000\000\235\000\000\000\000\000\000\000P\000\000\000\000\000\000\000sg\246\000\000\000\000\000@Ż!\000\000\000\000\000\\%\t\000\000\000\000\003\000\000\000\000\000\000\000\000\367\273!\000\000\000\000PŻ!\000\000\000\000q`\246\000\000\000\000\000pŻ!\000\000\000\000\060[%\t\000\000\000\000pŻ!\000\000\000\000\033\377\257\000\000\000\000\000\270\222c\031\000\000\000\000\310VG\001\000\000\000\000\340Ż!\000\000\000\000a\a\260\000\000\000\000\000\240\255\025\032\000\000\000\000\003\000\000\000\000\000\000\000\250Ż!\000\000\000\000X\235\335\000\000\000\000\000 ]z \000\000\000\000\003\000\000\000\000\000\000\000\340Ż!\000\000\000\000\270\222c\031\000\000\000\000\273\003\000\000\000\000\000\000X\235\335", '\000' <repeats 21 times>, "Pƻ!\000\000\000\000io\246\000\000\000\000\000\020ƻ!\000\000\000\000io\246\000\000\000\000\000 ƻ!\000\000\000\000io\246\000\000\000\000\000\060ƻ!\000\000\000\000Q\b\260\000\000\000\000\000@ƻ!\000\000\000\000\270\222c\031\000\000\000\000Pƻ!\000\000\000\000\016D\270", '\000' <repeats 21 times>, "pƻ!\000\000\000\000.\b\260\000\000\000\000\000\220ƻ!\000\000\000\000H\353E\031\000"
#9  0x0000000000a085fc in ha_innobase::open (this=0x204a9e20, name=0x20357fe8 "./test/table23_int_autoinc", mode=<optimized out>, test_if_locked=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:5124
        ib_table = 0x1945eb48
        par_case_name_set = <optimized out>
        ignore_err = <optimized out>
        norm_name =           "test/table23_int_autoinc\000\241\304\000\260\000\000\000\020\000\000\000\000\000\000\000\220\251u\031\333\001\000\000\020ɻ!\000\000\000\000\240\255\025\032\000\000\000\000\260˻!\000\000\000\000\210\366\273!\000\000\000\000\060ɻ!\000\000\000\000j\220\304\000\000\000\000\000Pɻ!\000\000\000\000\240\255\025\032\000\000\000\000\200˻!\000\000\000\000\236\241\304\000\000\000\000\000P\021c \000\000\000\000\000\000\000\000\065\002\000\000\200ɻ!\000\000\000\000\240ɻ!\000\000\000\000\330\020c \000\000\000\000\002\000\000\000\000\000\000\000\320IS \000\000\000\000\240\255\025\032\000\000\000\000\060̻!\000\000\000\000\240\255\025\032\000\000\000\000\240\255\025\032\000\000\000\000\210\366\273!\000\000\000\000\300ɻ!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000(\035\000\000\000\000\000\000\306>\231\000\000\000\000\000\000ʻ!\000\000\000\000\240\255\025\032\000\000\000\000\240\255\025\032\000\000\000\000\210\366\273!\000\000\000\000 ʻ!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\240\255\025\032\000\000\000\000\240\255\025\032\000\000\000\000\210\366\273!\000\000\000\000`ʻ!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000\300\a\000\000\000\000\000\000\306>\231\000\000\000\000\000\240ʻ!\000\000\000\000\240\255\025\032\000\000\000\000\240\255\025\032\000\000\000\000\210\366\273!\000\000\000\000\300ʻ!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\v\000\000\200\000\000\000"
        thd = 0x20630fa0
        is_part = <optimized out>
        par_case_name =           "\000\000\000\000\000\000\000\000\240\255\025\032\000\000\000\000\220ͻ!\000\000\000\000\210\366\273!\000\000\000\000\000ǻ!\000\000\000\000j\220\304\000\000\000\000\000\220ɻ!\000\000\000\000\240\255\025\032\000\000\000\000\340ɻ!\000\000\000\000\210\366\273!\000\000\000\000\060ǻ!\000\000\000\000j\220\304\000\000\000\000\000pɻ!\000\000\000\000\240\255\025\032\000\000\000\000\200ɻ!\000\000\000\000\236\241\304\000\000\000\000\000\240\255\025\032\000\000\000\000\210\366\273!\006\035\000\000pǻ!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\240\255\025\032\000\000\000\000\020ʻ!\000\000\000\000\210\366\273!\000\000\000\000\240ǻ!\000\000\000\000\240\255\025\032\000\000\000\000 ʻ!\000\000\000\000\210\366\273!\000\000\000\000\300ǻ!\000\000\000\000j\220\304\000\000\000\000\000\200\071\345 \000\000\000\000\240\255\025\032\000\000\000\000\020ʻ!\000\000\000\000\236\241\304\000\000\000\000\000\063d\331\000\000\000\000\000\240\255\025\032B\000\000\000Pϻ!\000\000\000\000\240\255\025\032\000\000\000\000\200ʻ!\000\000\000\000\210\366\273!\000\000\000\000 Ȼ!\000\000\000\000j\220\304\000\000\000\000\000\240\255\025\032\000\000\000\000\240\255\025\032\000\000\000\000pʻ!\000\000\000\000\240\255\025\032\000\000\000\000\300ʻ!\000\000\000\000\210\366\273!\000\000\000\000`Ȼ!\000\000\000\000j\220\304\000\000\000\000\000\360ʻ!\000\000\000\000\240\255\025\032\000\000\000\000\260ʻ!\000\000\000\000\236\241\304\000\000\000\000\000\000˻!\000\000\000\000\240\255\025\032B\000\000\000\320ʻ!\000\000\000\000\240\255\025\032\000\000\000\000\060˻!\000\000\000\000\210\366\273!\000\000\000\000\300Ȼ!\000\000\000\000j\220\304\000\000\000\000\000\320Ȼ!\000\000\000\000\240\255\025\032\000\000\000"
        _db_stack_frame_ = {
          func = 0xc8b533 "handler::ha_open", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483660, 
          prev = 0x21bbcb30
        }
        no_tablespace = <optimized out>
#10 0x000000000064303a in handler::ha_open (this=0x204a9e20, table_arg=<optimized out>, name=0x20357fe8 "./test/table23_int_autoinc", mode=2, test_if_locked=2) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2478
        error = <optimized out>
        _db_stack_frame_ = {
          func = 0xce10bd "open_table_from_share", 
          file = 0xce12a0 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc", 
          level = 2147483659, 
          prev = 0x21bbcc30
        }
        __PRETTY_FUNCTION__ =           "int handler::ha_open(TABLE*, const char*, int, int)"
#11 0x000000000080c4f3 in open_table_from_share (thd=0x20630fa0, share=<optimized out>, alias=<optimized out>, db_stat=39, prgflag=<optimized out>, ha_open_flags=0, outparam=0x207a4ed0, is_create_table=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc:2318
        ha_err = <optimized out>
        records = <optimized out>
        error_reported = false
        record = <optimized out>
        _db_stack_frame_ = {
          func = 0xcba53f "open_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483658, 
          prev = 0x21bbcf30
        }
        __PRETTY_FUNCTION__ =           "int open_table_from_share(THD*, TABLE_SHARE*, const char*, uint, uint, uint, TABLE*, bool)"
        bitmaps = 0x1981ab70 ""
        error = 2
        i = <optimized out>
        bitmap_size = 4
        field_ptr = <optimized out>
#12 0x000000000072692e in open_table (thd=0x20630fa0, table_list=0x20534470, ot_ctx=0x21bbd0e0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:3082
        table = 0x207a4ed0
        key = 0x20534835 "test"
        alias = 0x20534458 "table23_int_autoinc"
        flags = 0
        _db_stack_frame_ = {
          func = 0xcb0116 "open_and_process_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483657, 
          prev = 0x21bbcff0
        }
        __PRETTY_FUNCTION__ =           "bool open_table(THD*, TABLE_LIST*, Open_table_context*)"
        mdl_ticket = 0x1a30fc40
        key_length = 25
        error = <optimized out>
        share = 0x20357ca0
        hash_value = 3343241327
#13 0x0000000000727bf1 in open_and_process_table (thd=0x20630fa0, lex=0x20633368, tables=0x20534470, counter=0x20633420, flags=<optimized out>, prelocking_strategy=0x21bbd1d0, has_prelocking_list=false, ot_ctx=0x21bbd0e0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4567
        error = <optimized out>
        safe_to_ignore_table = false
        _db_stack_frame_ = {
          func = 0xcaff08 "open_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483656, 
          prev = 0x21bbd110
        }
        __PRETTY_FUNCTION__ =           "bool open_and_process_table(THD*, LEX*, TABLE_LIST*, uint*, uint, Prelocking_strategy*, bool, Open_table_context*)"
#14 0x0000000000727f62 in open_tables (thd=0x20630fa0, start=0x21bbd198, counter=0x20633420, flags=0, prelocking_strategy=0x21bbd1d0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5069
        some_routine_modifies_data = false
        _db_stack_frame_ = {
          func = 0xcb1640 "open_normal_and_derived_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483655, 
          prev = 0x21bbd1a0
        }
        xa_state = <optimized out>
        __PRETTY_FUNCTION__ =           "bool open_tables(THD*, TABLE_LIST**, uint*, uint, Prelocking_strategy*)"
        table_to_open = 0x21bbd198
        ot_ctx = {
          m_failed_table = 0x0, 
          m_start_of_statement_svp = {
            m_stmt_ticket = 0x0, 
            m_trans_ticket = 0x0
          }, 
          m_timeout = 31536000, 
          m_flags = 0, 
          m_action = Open_table_context::OT_NO_ACTION, 
          m_has_locks = false, 
          m_has_protection_against_grl = true
        }
        has_prelocking_list = false
        __FUNCTION__ =           "open_tables"
        sroutine_to_open = 0x20633400
        tables = <optimized out>
        error = false
#15 0x00000000007285a6 in open_normal_and_derived_tables (thd=0x20630fa0, tables=0x20534470, flags=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5768
        prelocking_strategy = {
          <Prelocking_strategy> = {
            _vptr.Prelocking_strategy = 0x1415a50 <vtable for DML_prelocking_strategy+16>
          }, <No data fields>}
        mdl_savepoint = {
          m_stmt_ticket = 0x0, 
          m_trans_ticket = 0x0
        }
        _db_stack_frame_ = {
          func = 0xcc1f87 "mysql_insert", 
          file = 0xcba800 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc", 
          level = 2147483654, 
          prev = 0x21bbd500
        }
        __PRETTY_FUNCTION__ =           "bool open_normal_and_derived_tables(THD*, TABLE_LIST*, uint)"
#16 0x00000000007613df in mysql_insert (thd=0x20630fa0, table_list=0x20534470, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:703
        transactional_table = <optimized out>
        info = {
          <Sql_alloc> = {<No data fields>}, 
          members of COPY_INFO: 
          _vptr.COPY_INFO = 0x142d350 <vtable for COPY_INFO+16>, 
          m_optype = COPY_INFO::INSERT_OPERATION, 
          m_changed_columns = 0x20633fa0, 
          m_changed_columns2 = 0x0, 
          m_manage_defaults = true, 
          m_function_default_columns = 0x0, 
          handle_duplicates = DUP_ERROR, 
          ignore = false, 
          stats = {
            records = 0, 
            deleted = 0, 
            updated = 0, 
            copied = 0, 
            error_count = 0, 
            touched = 0
          }, 
          escape_char = 0, 
          last_errno = 0, 
          update_values = 0x0
        }
        num_partitions = 0
        prune_needs_default_values = <optimized out>
        error = <optimized out>
        is_locked = false
        id = <optimized out>
        can_prune_partitions = partition_info::PRUNE_NO
        context = <optimized out>
        unused_conds = 0x0
        lock_type = <optimized out>
        __FUNCTION__ =           "mysql_insert"
        its = {
          <base_list_iterator> = {
            list = 0x21bbd540, 
            el = 0x20534470, 
            prev = 0x20630fa0, 
            current = 0x2
          }, <No data fields>}
        joins_freed = false
        was_insert_delayed = false
        log_on = true
        used_partitions = {
          bitmap = 0x21bbd550, 
          n_bits = 543362976, 
          last_word_mask = 0, 
          last_word_ptr = 0x20534470, 
          mutex = 0x20534470
        }
        changed = <optimized out>
        counter = 1
        update = {
          <Sql_alloc> = {<No data fields>}, 
          members of COPY_INFO: 
          _vptr.COPY_INFO = 0x142d350 <vtable for COPY_INFO+16>, 
          m_optype = COPY_INFO::UPDATE_OPERATION, 
          m_changed_columns = 0x20633fd0, 
          m_changed_columns2 = 0x0, 
          m_manage_defaults = true, 
          m_function_default_columns = 0x0, 
          handle_duplicates = DUP_ERROR, 
          ignore = false, 
          stats = {
            records = 0, 
            deleted = 0, 
            updated = 0, 
            copied = 0, 
            error_count = 0, 
            touched = 0
          }, 
          escape_char = 0, 
          last_errno = 0, 
          update_values = 0x20633fb8
        }
        ctx_state = {
          save_table_list = 0x20632050, 
          save_first_name_resolution_table = 0x2, 
          save_next_name_resolution_table = 0x21bbd510, 
          save_resolve_in_select_list = 136, 
          save_next_local = 0x0
        }
        values = <optimized out>
        value_count = <optimized out>
        table = <optimized out>
        res = <optimized out>
        __PRETTY_FUNCTION__ =           "bool mysql_insert(THD*, TABLE_LIST*, List<Item>&, List<List<Item> >&, List<Item>&, List<Item>&, enum_duplicates, bool)"
        row_count = <optimized out>
        err = true
        query = 0x20534220 "INSERT INTO `table23_int_autoinc` ( `col_bigint_not_null` , `col_int_key` ) VALUES ( (CONNECTION_ID() * 25) + (8 * 10) , (CONNECTION_ID() * 25) + (4 * 10) )"
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x21bbe230
        }
#17 0x0000000000779307 in mysql_execute_command (thd=0x20630fa0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
        res = <optimized out>
        lex = 0x20633368
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x21bbe310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 15, 
            has_disabled_I_S = 99, 
            empty = 32, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x21bbe1f0 " \342\273!", 
            previous_key =               "\240\017c ", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 173, 
            has_disabled_I_S = 21, 
            empty = 26, 
            stmt = 0x21bbf688, 
            saved_key = 0x21bbe1b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\030US \000\000\000\000\002\000\000\000\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x20633348, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x20633a78
        first_table = 0x20534470
        all_tables = 0x20534470
        unit = 0x20633430
        have_table_map_for_update = false
#18 0x000000000077bc88 in mysql_parse (thd=0x20630fa0, rawbuf=0x20630fa8 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x20633368
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 156
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x21bbec40
        }
        start_usecs = 1374813867279094
        end_usecs = 0
        start_cpu_nsecs = 169678606
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813867, 
          tv_usec = 279094
        }
        end_time = {
          tv_sec = 543362976, 
          tv_usec = 565963488
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 169678606
        }
#19 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x20630fa0, packet=<optimized out>, packet_length=542327484) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x205342bc ""
        parser_state = {
          m_lip = {
            m_thd = 0x20630fa0, 
            yylineno = 1, 
            yytoklen = 2, 
            yylval = 0x21bbe150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x205342bd "\004", 
            m_tok_start = 0x205342bd "\004", 
            m_tok_end = 0x205342bd "\004", 
            m_end_of_query = 0x205342bc "", 
            m_tok_start_prev = 0x205342bc "", 
            m_buf = 0x20534220 "INSERT INTO `table23_int_autoinc` ( `col_bigint_not_null` , `col_int_key` ) VALUES ( (CONNECTION_ID() * 25) + (8 * 10) , (CONNECTION_ID() * 25) + (4 * 10) )", 
            m_buf_length = 156, 
            m_echo = true, 
            m_echo_saved = false, 
            m_cpp_buf = 0x20534328 "INSERT INTO `table23_int_autoinc` ( `col_bigint_not_null` , `col_int_key` ) VALUES ( (CONNECTION_ID() * 25) + (8 * 10) , (CONNECTION_ID() * 25) + (4 * 10) )", 
            m_cpp_ptr = 0x205343c4 "", 
            m_cpp_tok_start = 0x205343c4 "", 
            m_cpp_tok_start_prev = 0x205343c4 "", 
            m_cpp_tok_end = 0x205343c4 "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x1a2a7120 "\003 INSERT INTO `table23_int_autoinc` ( `col_bigint_not_null` , `col_int_key` ) VALUES ( (CONNECTION_ID() * 25) + (8 * 10) , (CONNECTION_ID() * 25) + (4 * 10) ) ", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = (DISCARD_COMMENT | unknown: 10043076), 
            m_cpp_text_start = 0x205343bf "10) )", 
            m_cpp_text_end = 0x205343c1 ") )", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x20631200
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x21bbecf0
        }
#20 0x000000000077d4f5 in do_command (thd=0x20630fa0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x1a2a7120 "\003 INSERT INTO `table23_int_autoinc` ( `col_bigint_not_null` , `col_int_key` ) VALUES ( (CONNECTION_ID() * 25) + (8 * 10) , (CONNECTION_ID() * 25) + (4 * 10) ) "
        packet_length = <optimized out>
        net = 0x20631200
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#21 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x20630fa0
#22 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x20630fa0
#23 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x92741a0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x92741a0
        user_arg = 0x20630fa0
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#24 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#25 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 7 (LWP 20048):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x13948f00, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000afe96d in sync_array_wait_event (arr=0x9255b30, index=4) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
        cell = 0x9654460
        event = 0x13948f00
#4  0x0000000000b00739 in mutex_spin_wait (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0sync.cc:583
        i = <optimized out>
        index = 4
        sync_arr = <optimized out>
        counter_index = 566232832
#5  0x0000000000b84380 in pfs_mutex_enter_func (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0sync.ic:251
No locals.
#6  0x0000000000b8d308 in dict_table_open_on_name (table_name=0x21bfd4f0 "test/table20_int_autoinc", dict_locked=0, try_drop=1, ignore_err=DICT_ERR_IGNORE_NONE) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc:955
        table = <optimized out>
#7  0x0000000000a08482 in ha_innobase::open (this=0x20142fd0, name=0x2098e2f8 "./test/table20_int_autoinc", mode=<optimized out>, test_if_locked=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:4996
        ib_table = <optimized out>
        par_case_name_set = 0
        ignore_err = DICT_ERR_IGNORE_NONE
        norm_name =           "test/table20_int_autoinc\000\241\304\000\260\000\000\000\020\000\000\000\000\000\000\000Юw\031\333\001\000\000@տ!\000\000\000\000`\377\343\037\000\000\000\000\340\327\277!\000\000\000\000\210\006\300!\000\000\000\000`տ!\000\000\000\000j\220\304\000\000\000\000\000\200տ!\000\000\000\000`\377\343\037\000\000\000\000\260\327\277!\000\000\000\000\236\241\304\000\000\000\000\000`dk \000\000\000\000\360\357\242 5\002\000\000\260տ!\000\000\000\000\320տ!\000\000\000\000\350ck \000\000\000\000\002\000\000\000\000\000\000\000\070\346\202 \000\000\000\000`\377\343\037\000\000\000\000`ؿ!\000\000\000\000`\377\343\037\000\000\000\000`\377\343\037\000\000\000\000\210\006\300!\000\000\000\000\360տ!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000(\035\000\000\000\000\000\000\306>\231\000\000\000\000\000\060ֿ!\000\000\000\000`\377\343\037\000\000\000\000`\377\343\037\000\000\000\000\210\006\300!\000\000\000\000Pֿ!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000`\377\343\037\000\000\000\000`\377\343\037\000\000\000\000\210\006\300!\000\000\000\000\220ֿ!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000\300\a\000\000\000\000\000\000\306>\231\000\000\000\000\000\320ֿ!\000\000\000\000`\377\343\037\000\000\000\000`\377\343\037\000\000\000\000\210\006\300!\000\000\000\000\360ֿ!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\v\000\000\200\000\000\000"
        thd = 0x206b62b0
        is_part = <optimized out>
        par_case_name =           "@ӿ!\000\000\000\000\202\235\304\000\000\000\000\000Pӿ!\000\000\000\000\260bk \000\000\000\000\360\342\202 ", '\000' <repeats 20 times>, "p\020\205 \000\000\000\000\200ֿ!\000\000\000\000`\377\343\037\000\000\000\000\320տ!\000\000\000\000\210\006\300!\000\000\000\000pӿ!\000\000\000\000j\220\304\000\000\000\000\000<\021\205 \000\000\000\000`\377\343\037\000\000\000\000\300տ!\000\000\000\000\236\241\304\000\000\000\000\000\260\273~\031\000\000\000\000\001\000\000\000_\027\000\000\320ӿ!\004\000\000\000`\377\343\037\000\000\000\000Pؿ!\000\000\000\000\210\006\300!\000\000\000\000\320ӿ!\000\000\000\000`\377\343\037\000\000\000\000Pֿ!\000\000\000\000\210\006\300!\000\000\000\000\360ӿ!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "`\377\343\037\000\000\000\000@ֿ!\000\000\000\000\236\241\304\000\000\000\000\000\260\273~\031\000\000\000\000`\377\343\037B\000\000\000\240ֿ!\000\000\000\000`\377\343\037\000\000\000\000\260ֿ!\000\000\000\000\210\006\300!\000\000\000\000PԿ!\000\000\000\000j\220\304\000\000\000\000\000`\377\343\037\000\000\000\000`\377\343\037\000\000\000\000\240ֿ!\000\000\000\000`\377\343\037\000\000\000\000\360ֿ!\000\000\000\000\210\006\300!\000\000\000\000\220Կ!\000\000\000\000j\220\304\000\000\000\000\000 \327\277!\000\000\000\000`\377\343\037\000\000\000\000\340ֿ!\000\000\000\000\236\241\304\000\000\000\000\000\060\327\277!\000\000\000\000`\377\343\037B\000\000\000\000\327\277!\000\000\000\000`\377\343\037\000\000\000\000`\327\277!\000\000\000\000\210\006\300!\000\000\000\000\360Կ!\000\000\000\000j\220\304\000\000\000\000\000\000տ!\000\000\000\000`\377\343\037\000\000\000"
        _db_stack_frame_ = {
          func = 0xc8b533 "handler::ha_open", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483660, 
          prev = 0x21bfd760
        }
        no_tablespace = <optimized out>
#8  0x000000000064303a in handler::ha_open (this=0x20142fd0, table_arg=<optimized out>, name=0x2098e2f8 "./test/table20_int_autoinc", mode=2, test_if_locked=2) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2478
        error = <optimized out>
        _db_stack_frame_ = {
          func = 0xce10bd "open_table_from_share", 
          file = 0xce12a0 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc", 
          level = 2147483659, 
          prev = 0x21bfd860
        }
        __PRETTY_FUNCTION__ =           "int handler::ha_open(TABLE*, const char*, int, int)"
#9  0x000000000080c4f3 in open_table_from_share (thd=0x206b62b0, share=<optimized out>, alias=<optimized out>, db_stat=39, prgflag=<optimized out>, ha_open_flags=0, outparam=0x2016f020, is_create_table=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc:2318
        ha_err = <optimized out>
        records = <optimized out>
        error_reported = false
        record = <optimized out>
        _db_stack_frame_ = {
          func = 0xcba53f "open_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483658, 
          prev = 0x21bfdb60
        }
        __PRETTY_FUNCTION__ =           "int open_table_from_share(THD*, TABLE_SHARE*, const char*, uint, uint, uint, TABLE*, bool)"
        bitmaps = 0x20145510 ""
        error = 2
        i = <optimized out>
        bitmap_size = 4
        field_ptr = <optimized out>
#10 0x000000000072692e in open_table (thd=0x206b62b0, table_list=0x2082e0d8, ot_ctx=0x21bfdd10) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:3082
        table = 0x2016f020
        key = 0x2082e49d "test"
        alias = 0x2082e0c0 "table20_int_autoinc"
        flags = 0
        _db_stack_frame_ = {
          func = 0xcb0116 "open_and_process_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483657, 
          prev = 0x21bfdc20
        }
        __PRETTY_FUNCTION__ =           "bool open_table(THD*, TABLE_LIST*, Open_table_context*)"
        mdl_ticket = 0x20a2f070
        key_length = 25
        error = <optimized out>
        share = 0x2098dfb0
        hash_value = 3343198319
#11 0x0000000000727bf1 in open_and_process_table (thd=0x206b62b0, lex=0x206b8678, tables=0x2082e0d8, counter=0x206b8730, flags=<optimized out>, prelocking_strategy=0x21bfde00, has_prelocking_list=false, ot_ctx=0x21bfdd10) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4567
        error = <optimized out>
        safe_to_ignore_table = false
        _db_stack_frame_ = {
          func = 0xcaff08 "open_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483656, 
          prev = 0x21bfdd40
        }
        __PRETTY_FUNCTION__ =           "bool open_and_process_table(THD*, LEX*, TABLE_LIST*, uint*, uint, Prelocking_strategy*, bool, Open_table_context*)"
#12 0x0000000000727f62 in open_tables (thd=0x206b62b0, start=0x21bfddc8, counter=0x206b8730, flags=0, prelocking_strategy=0x21bfde00) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5069
        some_routine_modifies_data = false
        _db_stack_frame_ = {
          func = 0xcb1640 "open_normal_and_derived_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483655, 
          prev = 0x21bfddd0
        }
        xa_state = <optimized out>
        __PRETTY_FUNCTION__ =           "bool open_tables(THD*, TABLE_LIST**, uint*, uint, Prelocking_strategy*)"
        table_to_open = 0x2082cea8
        ot_ctx = {
          m_failed_table = 0x0, 
          m_start_of_statement_svp = {
            m_stmt_ticket = 0x0, 
            m_trans_ticket = 0x206a68c0
          }, 
          m_timeout = 31536000, 
          m_flags = 0, 
          m_action = Open_table_context::OT_NO_ACTION, 
          m_has_locks = true, 
          m_has_protection_against_grl = true
        }
        has_prelocking_list = false
        __FUNCTION__ =           "open_tables"
        sroutine_to_open = 0x206b8710
        tables = <optimized out>
        error = false
#13 0x00000000007285a6 in open_normal_and_derived_tables (thd=0x206b62b0, tables=0x2082cea0, flags=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5768
        prelocking_strategy = {
          <Prelocking_strategy> = {
            _vptr.Prelocking_strategy = 0x1415a50 <vtable for DML_prelocking_strategy+16>
          }, <No data fields>}
        mdl_savepoint = {
          m_stmt_ticket = 0x0, 
          m_trans_ticket = 0x206a68c0
        }
        _db_stack_frame_ = {
          func = 0xd506b1 "mysql_delete", 
          file = 0xd504a8 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_delete.cc", 
          level = 2147483654, 
          prev = 0x21bfe510
        }
        __PRETTY_FUNCTION__ =           "bool open_normal_and_derived_tables(THD*, TABLE_LIST*, uint)"
#14 0x00000000008c8c0e in mysql_delete (thd=0x206b62b0, table_list=0x2082cea0, conds=0x19e5c298, order_list=0x206b8f50, limit=3, options=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_delete.cc:72
        safe_update = <optimized out>
        skip_record = <optimized out>
        err = true
        __PRETTY_FUNCTION__ =           "bool mysql_delete(THD*, TABLE_LIST*, Item*, SQL_I_List<st_order>*, ha_rows, ulonglong)"
        will_batch = <optimized out>
        transactional_table = <optimized out>
        const_cond_result = <optimized out>
        reverse = false
        query_type = THD::ROW_QUERY_TYPE
        select_lex = 0x206b8d88
        table = <optimized out>
        order = 0x19e5c558
        usable_index = 64
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x21bff230
        }
        loc_error = <optimized out>
        select = 0x0
        info = {
          table = 0x21bfe540, 
          forms = 0x705bd5 <check_grant(THD*, unsigned long, TABLE_LIST*, bool, unsigned int, bool)+437>, 
          unlock_row = 0x21bfe400, 
          read_record = 0x21bfe460, 
          thd = 0x0, 
          select = 0x206b62b0, 
          cache_records = 0, 
          ref_length = 0, 
          struct_length = 566224112, 
          reclength = 0, 
          rec_cache_size = 545448152, 
          error_offset = 0, 
          index = 10043078, 
          ref_pos = 0x21bfe4a0 "\377\377\377\377", 
          record = 0x2082e0d8 "", 
          rec_buf = 0x206b62b0 "\220cA\001", 
          cache = 0x0, 
          cache_pos = 0xffffffff <Address 0xffffffff out of bounds>, 
          cache_end = 0x206b7360 "", 
          read_positions = 0x21bfe540 "\220\345\277!", 
          io_cache = 0x7739f2 <check_table_access(THD*, unsigned long, TABLE_LIST*, bool, unsigned int, bool)+434>, 
          print_error = false, 
          ignore_not_found_rows = false
        }
        const_cond = <optimized out>
        deleted = 0
        need_sort = false
        __FUNCTION__ =           "mysql_delete"
        error = <optimized out>
        using_limit = true
        read_removal = false
        killed_status = THD::NOT_KILLED
#15 0x0000000000776f98 in mysql_execute_command (thd=0x206b6398) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3773
        res = <optimized out>
        lex = 0x206b8678
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x21bff310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 98, 
            has_disabled_I_S = 107, 
            empty = 32, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x21bff1f0 " \362\277!", 
            previous_key =               "\260bk ", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 255, 
            has_disabled_I_S = 227, 
            empty = 31, 
            stmt = 0x21c00688, 
            saved_key = 0x21bff1b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000h\347\202 \000\000\000\000\n\000\000\000\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x206b8658, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x206b8d88
        first_table = 0x2082cea0
        all_tables = 0x2082cea0
        unit = 0x206b8740
        have_table_map_for_update = false
#16 0x000000000077bc88 in mysql_parse (thd=0x206b62b0, rawbuf=0x206b62b8 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x206b8678
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 559
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x21bffc40
        }
        start_usecs = 1374813867613807
        end_usecs = 0
        start_cpu_nsecs = 290558185
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813867, 
          tv_usec = 613807
        }
        end_time = {
          tv_sec = 543908528, 
          tv_usec = 566229728
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 290558185
        }
#17 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x206b62b0, packet=<optimized out>, packet_length=545442655) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x2082cb5f ""
        parser_state = {
          m_lip = {
            m_thd = 0x206b62b0, 
            yylineno = 1, 
            yytoklen = 1, 
            yylval = 0x21bff150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x2082cb60 "\004", 
            m_tok_start = 0x2082cb60 "\004", 
            m_tok_end = 0x2082cb60 "\004", 
            m_end_of_query = 0x2082cb5f "", 
            m_tok_start_prev = 0x2082cb5f "", 
            m_buf = 0x2082c930 "DELETE FROM `table35_int_autoinc` WHERE `col_enum_not_null_key` = ( SELECT `col_char_255_not_null_key` FROM `table20_int_autoinc` WHERE `pk` = 2085421056 ) ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 3", 
            m_buf_length = 559, 
            m_echo = true, 
            m_echo_saved = false, 
            m_cpp_buf = 0x2082cbc8 "DELETE FROM `table35_int_autoinc` WHERE `col_enum_not_null_key` = ( SELECT `col_char_255_not_null_key` FROM `table20_int_autoinc` WHERE `pk` = 2085421056 ) ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 3", 
            m_cpp_ptr = 0x2082cdf7 "", 
            m_cpp_tok_start = 0x2082cdf7 "", 
            m_cpp_tok_start_prev = 0x2082cdf7 "", 
            m_cpp_tok_end = 0x2082cdf7 "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x1fe7fa40 "\003 DELETE FROM `table35_int_autoinc` WHERE `col_enum_not_null_key` = ( SELECT `col_char_255_not_null_key` FROM `table20_int_autoinc` WHERE `pk` = 2085421056 ) ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 3 ", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = (DISCARD_COMMENT | unknown: 10043076), 
            m_cpp_text_start = 0x2082cdf6 "3", 
            m_cpp_text_end = 0x2082cdf7 "", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x206b6510
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x21bffcf0
        }
#18 0x000000000077d4f5 in do_command (thd=0x206b62b0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x1fe7fa40 "\003 DELETE FROM `table35_int_autoinc` WHERE `col_enum_not_null_key` = ( SELECT `col_char_255_not_null_key` FROM `table20_int_autoinc` WHERE `pk` = 2085421056 ) ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 3 "
        packet_length = <optimized out>
        net = 0x206b6510
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#19 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x206b62b0
#20 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x206b62b0
#21 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x1a03a5c0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x1a03a5c0
        user_arg = 0x206b62b0
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#22 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#23 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 6 (LWP 20049):
+bt full
#0  0x000000340cc0eacc in send () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000c785b0 in inline_mysql_socket_send (src_file=<optimized out>, src_line=<optimized out>, mysql_socket=..., buf=0x202331a0, n=2814, flags=64) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_socket.h:759
        result = <optimized out>
#2  0x0000000000c78631 in vio_write (vio=0x209018a0, buf=0x202331a0 "\001", size=2814) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:192
        ret = <optimized out>
        flags = 64
        _db_stack_frame_ = {
          func = 0xca798c "net_write_packet", 
          file = 0xca7808 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc", 
          level = 2147483656, 
          prev = 0x21c401d0
        }
#3  0x00000000006e1cd6 in net_write_raw_loop (net=0x2079c950, buf=0x202331a0 "\001", count=2814) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:494
        sentcnt = <optimized out>
        retry_count = 0
#4  0x00000000006e1ddc in net_write_packet (net=0x2079c950, packet=0x202331a0 "\001", length=2814) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:630
        res = <optimized out>
        _db_stack_frame_ = {
          func = 0xca799d "net_flush", 
          file = 0xca7808 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc", 
          level = 2147483655, 
          prev = 0x21c40220
        }
        do_compress = <optimized out>
#5  0x00000000006e2021 in net_flush (net=0x2079c950) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:220
        error = 0 '\000'
        _db_stack_frame_ = {
          func = 0xca7d20 "net_send_eof", 
          file = 0xca7e88 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/protocol.cc", 
          level = 2147483654, 
          prev = 0x21c40280
        }
#6  0x00000000006e6d88 in net_send_eof (thd=0x2079c6f0, server_status=2, statement_warn_count=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/protocol.cc:297
        net = 0x2079c950
        error = false
        _db_stack_frame_ = {
          func = 0xca7d2d "Protocol::send_eof", 
          file = 0xca7e88 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/protocol.cc", 
          level = 2147483653, 
          prev = 0x21c402e0
        }
#7  0x00000000006e6f4f in Protocol::send_eof (this=0x2079cc20, server_status=2, statement_warn_count=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/protocol.cc:558
        _db_stack_frame_ = {
          func = 0xca7cf8 "Protocol::end_statement", 
          file = 0xca7e88 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/protocol.cc", 
          level = 2147483652, 
          prev = 0x21c40340
        }
        retval = <optimized out>
#8  0x00000000006e6342 in Protocol::end_statement (this=0x2079cc20) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/protocol.cc:505
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x21c40c40
        }
        __PRETTY_FUNCTION__ =           "void Protocol::end_statement()"
        error = false
#9  0x000000000077bef7 in dispatch_command (command=<optimized out>, thd=0x2079c6f0, packet=<optimized out>, packet_length=545583149) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1770
        net = 0x2079c950
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x21c40cf0
        }
#10 0x000000000077d4f5 in do_command (thd=0x2079c6f0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x202331a0 "\001"
        packet_length = <optimized out>
        net = 0x2079c950
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#11 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x2079c6f0
#12 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x2079c6f0
#13 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x2058a980) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x2058a980
        user_arg = 0x2079c6f0
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#14 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#15 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 5 (LWP 20050):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x13948f00, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000afe96d in sync_array_wait_event (arr=0x9255b30, index=12) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
        cell = 0x96546e0
        event = 0x13948f00
#4  0x0000000000b00739 in mutex_spin_wait (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0sync.cc:583
        i = <optimized out>
        index = 12
        sync_arr = <optimized out>
        counter_index = 566765312
#5  0x0000000000b84380 in pfs_mutex_enter_func (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0sync.ic:251
No locals.
#6  0x0000000000b8d308 in dict_table_open_on_name (table_name=0x21c7f630 "test/table44_int_autoinc", dict_locked=0, try_drop=1, ignore_err=DICT_ERR_IGNORE_NONE) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc:955
        table = <optimized out>
#7  0x0000000000a08482 in ha_innobase::open (this=0x2056ee10, name=0x19efc858 "./test/table44_int_autoinc", mode=<optimized out>, test_if_locked=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:4996
        ib_table = <optimized out>
        par_case_name_set = 0
        ignore_err = DICT_ERR_IGNORE_NONE
        norm_name =           "test/table44_int_autoinc\000\241\304\000\260\000\000\000`\373\307!\000\000\000\000@\376\214 \333\001\000\000\200\366\307!\000\000\000\000\000\251\217 \000\000\000\000 \371\307!\000\000\000\000\210&\310!\000\000\000\000\240\366\307!\000\000\000\000j\220\304\000\000\000\000\000\300\366\307!\000\000\000\000\000\251\217 \000\000\000\000\360\370\307!\000\000\000\000\236\241\304\000\000\000\000\000\000\246;\032\000\000\000\000\000\000\000\000\065\002\000\000\360\366\307!\000\000\000\000\020\367\307!\000\000\000\000\210\245;\032\000\000\000\000\002\000\000\000\000\000\000\000P\233Z \000\000\000\000\000\251\217 \000\000\000\000\240\371\307!\000\000\000\000\000\251\217 \000\000\000\000\000\251\217 \000\000\000\000\210&\310!\000\000\000\000\060\367\307!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000(\035\000\000\000\000\000\000\306>\231\000\000\000\000\000p\367\307!\000\000\000\000\000\251\217 \000\000\000\000\000\251\217 \000\000\000\000\210&\310!\000\000\000\000\220\367\307!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\000\251\217 \000\000\000\000\000\251\217 \000\000\000\000\210&\310!\000\000\000\000\320\367\307!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000\300\a\000\000\000\000\000\000\306>\231\000\000\000\000\000\020\370\307!\000\000\000\000\000\251\217 \000\000\000\000\000\251\217 \000\000\000\000\210&\310!\000\000\000\000\060\370\307!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\v\000\000\200\000\000\000"
        thd = 0x1a3ba450
        is_part = <optimized out>
        par_case_name =           "Po\000 \000\000\000\000\002\000\000\000\000\000\000\000p\364\307!\000\000\000\000\254\351t\000\000\000\000\000\330\334;\032\000\000\000\000Po\000 \000\000\000\000\002\000\000\000\000\000\000\000\300\365\307!\000\000\000\000\320\364\307!\000\000\000\000\360\343t\000\000\000\000\000rc\313\000\000\000\000\000P\244;\032\000\000\000\000Po\000 \000\000\000\000*?t\000z\004\000\000\300\365\307!\000\000\000\000P\244;\032\000\000\000\000\002\000\000\000\000\000\000\000z\004\000\000\000\000\000\000\300\365\307!\000\000\000\000<\315\314\000\000\000\000\000P\365\307!\000\000\000\000\327\377s\000\000\000\000\000\260\332;\032\000\000\000\000\360\364\307!", '\000' <repeats 13 times>, "\251\217 \000\000\000\000\220\367\307!\000\000\000\000\210&\310!\000\000\000\000\060\365\307!\000\000\000\000j\220\304\000\000\000\000\000P\365\307!\000\000\000\000\000\251\217 \000\000\000\000\200\367\307!\000\000\000\000\236\241\304\000\000\000\000\000`\365\307!\000\000\000\000\000\000\000\000B\000\000\000\260\365\307!\000\000\000\000\000\251\217 \000\000\000\000\360\367\307!\000\000\000\000\210&\310!\000\000\000\000\220\365\307!\000\000\000\000j\220\304\000\000\000\000\000\000\251\217 \000\000\000\000\000\251\217 \000\000\000\000\340\367\307!\000\000\000\000\000\251\217 \000\000\000\000\060\370\307!\000\000\000\000\210&\310!\000\000\000\000\320\365\307!\000\000\000\000j\220\304\000\000\000\000\000`\370\307!\000\000\000\000\000\251\217 \000\000\000\000 \370\307!\000\000\000\000\236\241\304\000\000\000\000\000p\370\307!\000\000\000\000\000\251\217 B\000\000\000@\370\307!\000\000\000\000\000\251\217 \000\000\000\000\240\370\307!\000\000\000\000\210&\310!\000\000\000\000\060\366\307!\000\000\000\000j\220\304\000\000\000\000\000@\366\307!\000\000\000\000\000\251\217 \000\000\000"
        _db_stack_frame_ = {
          func = 0xc8b533 "handler::ha_open", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483660, 
          prev = 0x21c7f8a0
        }
        no_tablespace = <optimized out>
#8  0x000000000064303a in handler::ha_open (this=0x2056ee10, table_arg=<optimized out>, name=0x19efc858 "./test/table44_int_autoinc", mode=2, test_if_locked=2) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2478
        error = <optimized out>
        _db_stack_frame_ = {
          func = 0xce10bd "open_table_from_share", 
          file = 0xce12a0 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc", 
          level = 2147483659, 
          prev = 0x21c7f9a0
        }
        __PRETTY_FUNCTION__ =           "int handler::ha_open(TABLE*, const char*, int, int)"
#9  0x000000000080c4f3 in open_table_from_share (thd=0x1a3ba450, share=<optimized out>, alias=<optimized out>, db_stat=39, prgflag=<optimized out>, ha_open_flags=0, outparam=0x1a165490, is_create_table=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc:2318
        ha_err = <optimized out>
        records = <optimized out>
        error_reported = false
        record = <optimized out>
        _db_stack_frame_ = {
          func = 0xcba53f "open_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483658, 
          prev = 0x21c7fca0
        }
        __PRETTY_FUNCTION__ =           "int open_table_from_share(THD*, TABLE_SHARE*, const char*, uint, uint, uint, TABLE*, bool)"
        bitmaps = 0x20130d28 ""
        error = 2
        i = <optimized out>
        bitmap_size = 4
        field_ptr = <optimized out>
#10 0x000000000072692e in open_table (thd=0x1a3ba450, table_list=0x205a95f0, ot_ctx=0x21c7fe50) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:3082
        table = 0x1a165490
        key = 0x205a99b5 "test"
        alias = 0x205a95d8 "table44_int_autoinc"
        flags = 0
        _db_stack_frame_ = {
          func = 0xcb0116 "open_and_process_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483657, 
          prev = 0x21c7fd60
        }
        __PRETTY_FUNCTION__ =           "bool open_table(THD*, TABLE_LIST*, Open_table_context*)"
        mdl_ticket = 0x1ffb31f0
        key_length = 25
        error = <optimized out>
        share = 0x19efc510
        hash_value = 4014357167
#11 0x0000000000727bf1 in open_and_process_table (thd=0x1a3ba450, lex=0x1a3bc818, tables=0x205a95f0, counter=0x1a3bc8d0, flags=<optimized out>, prelocking_strategy=0x21c7ff40, has_prelocking_list=false, ot_ctx=0x21c7fe50) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4567
        error = <optimized out>
        safe_to_ignore_table = false
        _db_stack_frame_ = {
          func = 0xcaff08 "open_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483656, 
          prev = 0x21c7fe80
        }
        __PRETTY_FUNCTION__ =           "bool open_and_process_table(THD*, LEX*, TABLE_LIST*, uint*, uint, Prelocking_strategy*, bool, Open_table_context*)"
#12 0x0000000000727f62 in open_tables (thd=0x1a3ba450, start=0x21c7ff08, counter=0x1a3bc8d0, flags=0, prelocking_strategy=0x21c7ff40) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5069
        some_routine_modifies_data = false
        _db_stack_frame_ = {
          func = 0xcb1640 "open_normal_and_derived_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483655, 
          prev = 0x21c7ff10
        }
        xa_state = <optimized out>
        __PRETTY_FUNCTION__ =           "bool open_tables(THD*, TABLE_LIST**, uint*, uint, Prelocking_strategy*)"
        table_to_open = 0x21c7ff08
        ot_ctx = {
          m_failed_table = 0x0, 
          m_start_of_statement_svp = {
            m_stmt_ticket = 0x0, 
            m_trans_ticket = 0x0
          }, 
          m_timeout = 31536000, 
          m_flags = 0, 
          m_action = Open_table_context::OT_NO_ACTION, 
          m_has_locks = false, 
          m_has_protection_against_grl = true
        }
        has_prelocking_list = false
        __FUNCTION__ =           "open_tables"
        sroutine_to_open = 0x1a3bc8b0
        tables = <optimized out>
        error = false
#13 0x00000000007285a6 in open_normal_and_derived_tables (thd=0x1a3ba450, tables=0x205a95f0, flags=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5768
        prelocking_strategy = {
          <Prelocking_strategy> = {
            _vptr.Prelocking_strategy = 0x1415a50 <vtable for DML_prelocking_strategy+16>
          }, <No data fields>}
        mdl_savepoint = {
          m_stmt_ticket = 0x0, 
          m_trans_ticket = 0x0
        }
        _db_stack_frame_ = {
          func = 0xcd282b "mysql_update", 
          file = 0xcd2468 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_update.cc", 
          level = 2147483654, 
          prev = 0x21c804d0
        }
        __PRETTY_FUNCTION__ =           "bool open_normal_and_derived_tables(THD*, TABLE_LIST*, uint)"
#14 0x00000000007e404c in mysql_update (thd=0x1a3ba450, table_list=0x205a95f0, fields=..., values=..., conds=0x205aa7f8, order_num=0, order=0x0, limit=18446744073709551615, handle_duplicates=DUP_ERROR, ignore=false, found_return=0x21c81268, updated_return=0x21c81270) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_update.cc:251
        safe_update = false
        used_index = <optimized out>
        want_privilege = <optimized out>
        __PRETTY_FUNCTION__ =           "int mysql_update(THD*, TABLE_LIST*, List<Item>&, List<Item>&, Item*, uint, ORDER*, ha_rows, enum_duplicates, bool, ha_rows*, ha_rows*)"
        transactional_table = <optimized out>
        will_batch = <optimized out>
        reverse = false
        id = <optimized out>
        used_key_is_modified = false
        select_lex = 0x1a3bcf28
        res = <optimized out>
        dup_key_found = <optimized out>
        found = <optimized out>
        old_covering_keys = {
          map = 0
        }
        table = <optimized out>
        update = {
          <Sql_alloc> = {<No data fields>}, 
          members of COPY_INFO: 
          _vptr.COPY_INFO = 0x142d350 <vtable for COPY_INFO+16>, 
          m_optype = COPY_INFO::UPDATE_OPERATION, 
          m_changed_columns = 0x1a3bd048, 
          m_changed_columns2 = 0x0, 
          m_manage_defaults = true, 
          m_function_default_columns = 0x0, 
          handle_duplicates = DUP_ERROR, 
          ignore = false, 
          stats = {
            records = 0, 
            deleted = 0, 
            updated = 0, 
            copied = 0, 
            error_count = 0, 
            touched = 0
          }, 
          escape_char = 0, 
          last_errno = 0, 
          update_values = 0x1a3bd468
        }
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x21c81230
        }
        loc_error = <optimized out>
        need_sort = true
        updated = <optimized out>
        select = 0x0
        info = {
          table = 0x21c80470, 
          forms = 0x169c00000069, 
          unlock_row = 0x80000006, 
          read_record = 0x0, 
          thd = 0x0, 
          select = 0x1a3bb500, 
          cache_records = 4, 
          ref_length = 0, 
          struct_length = 0, 
          reclength = 0, 
          rec_cache_size = 566756544, 
          error_offset = 0, 
          index = 7363541, 
          ref_pos = 0x21c80410 "P\323B\001", 
          record = 0x205a9870 "\001", 
          rec_buf = 0x0, 
          cache = 0x1a3ba450 "\220cA\001", 
          cache_pos = 0x0, 
          cache_end = 0x21c80470 "", 
          read_positions = 0x4 <Address 0x4 out of bounds>, 
          io_cache = 0x205a9858, 
          print_error = 80, 
          ignore_not_found_rows = 164
        }
        __FUNCTION__ =           "mysql_update"
        using_limit = false
        error = 1
        using_filesort = <optimized out>
        read_removal = false
        all_fields = {
          <base_list> = {
            <Sql_alloc> = {<No data fields>}, 
            members of base_list: 
            first = 0x154ace0 <end_of_list>, 
            last = 0x21c804f0, 
            elements = 0
          }, <No data fields>}
        killed_status = THD::NOT_KILLED
#15 0x0000000000777c5e in mysql_execute_command (thd=0x1a3ba538) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3511
        found = 0
        updated = 0
        res = 0
        lex = 0x1a3bc818
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x21c81310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 164, 
            has_disabled_I_S = 59, 
            empty = 26, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x21c811f0 " \022\310!", 
            previous_key =               "P\244;\032\000\000\000\000\200\245Z \000\000\000\000\003\000\000\000\000\000\000\000 "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 169, 
            has_disabled_I_S = 143, 
            empty = 32, 
            stmt = 0x21c82688, 
            saved_key = 0x21c811b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\200\246Z \000\000\000\000\001\000\000\000\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x1a3bc7f8, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x1a3bcf28
        first_table = 0x205a95f0
        all_tables = 0x205a95f0
        unit = 0x1a3bc8e0
        have_table_map_for_update = false
#16 0x000000000077bc88 in mysql_parse (thd=0x1a3ba450, rawbuf=0x1a3ba458 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x1a3bc818
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 132
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x21c81c40
        }
        start_usecs = 1374813868084138
        end_usecs = 0
        start_cpu_nsecs = 192029378
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813868, 
          tv_usec = 84138
        }
        end_time = {
          tv_sec = 440116304, 
          tv_usec = 566762208
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 192029378
        }
#17 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x1a3ba450, packet=<optimized out>, packet_length=542807124) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x205a9454 ""
        parser_state = {
          m_lip = {
            m_thd = 0x1a3ba450, 
            yylineno = 1, 
            yytoklen = 1, 
            yylval = 0x21c81150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x205a9455 "\004", 
            m_tok_start = 0x205a9455 "\004", 
            m_tok_end = 0x205a9455 "\004", 
            m_end_of_query = 0x205a9454 "", 
            m_tok_start_prev = 0x205a9454 "", 
            m_buf = 0x205a93d0 "UPDATE `table44_int_autoinc` SET `col_int` = `col_int` + 30, `col_int_key` = `col_int_key` - 30 WHERE `pk` BETWEEN @var AND @var + 1", 
            m_buf_length = 132, 
            m_echo = true, 
            m_echo_saved = false, 
            m_cpp_buf = 0x205a94c0 "UPDATE `table44_int_autoinc` SET `col_int` = `col_int` + 30, `col_int_key` = `col_int_key` - 30 WHERE `pk` BETWEEN @var AND @var + 1", 
            m_cpp_ptr = 0x205a9544 "", 
            m_cpp_tok_start = 0x205a9544 "", 
            m_cpp_tok_start_prev = 0x205a9544 "", 
            m_cpp_tok_end = 0x205a9544 "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x20578bb0 "\003 UPDATE `table44_int_autoinc` SET `col_int` = `col_int` + 30, `col_int_key` = `col_int_key` - 30 WHERE `pk` BETWEEN @var AND @var + 1 ", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = (DISCARD_COMMENT | unknown: 10043076), 
            m_cpp_text_start = 0x205a9543 "1", 
            m_cpp_text_end = 0x205a9544 "", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x1a3ba6b0
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x21c81cf0
        }
#18 0x000000000077d4f5 in do_command (thd=0x1a3ba450) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x20578bb0 "\003 UPDATE `table44_int_autoinc` SET `col_int` = `col_int` + 30, `col_int_key` = `col_int_key` - 30 WHERE `pk` BETWEEN @var AND @var + 1 "
        packet_length = <optimized out>
        net = 0x1a3ba6b0
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#19 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x1a3ba450
#20 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x1a3ba450
#21 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x8ee32b0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x8ee32b0
        user_arg = 0x1a3ba450
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#22 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#23 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 4 (LWP 20051):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x13948f00, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000afe96d in sync_array_wait_event (arr=0x9255b30, index=15) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
        cell = 0x96547d0
        event = 0x13948f00
#4  0x0000000000b00739 in mutex_spin_wait (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0sync.cc:583
        i = <optimized out>
        index = 15
        sync_arr = <optimized out>
        counter_index = 567031552
#5  0x0000000000b84380 in pfs_mutex_enter_func (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0sync.ic:251
No locals.
#6  0x0000000000b8d308 in dict_table_open_on_name (table_name=0x21cc0c40 "test/table27_int_autoinc", dict_locked=0, try_drop=1, ignore_err=DICT_ERR_IGNORE_NONE) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc:955
        table = <optimized out>
#7  0x0000000000a08482 in ha_innobase::open (this=0x207ebca0, name=0x196fd048 "./test/table27_int_autoinc", mode=<optimized out>, test_if_locked=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:4996
        ib_table = <optimized out>
        par_case_name_set = 0
        ignore_err = DICT_ERR_IGNORE_NONE
        norm_name =           "test/table27_int_autoinc\000\241\304\000\260\000\000\000\020\000\000\000\000\000\000\000\200\325\f\032\333\001\000\000\220\f\314!\000\000\000\000\220\200O\031\000\000\000\000\060\017\314!\000\000\000\000\210\066\314!\000\000\000\000\260\f\314!\000\000\000\000j\220\304\000\000\000\000\000\320\f\314!\000\000\000\000\220\200O\031\000\000\000\000\000\017\314!\000\000\000\000\236\241\304\000\000\000\000\000` \202 \000\000\000\000`\321\361\031\065\002\000\000\000\r\314!\000\000\000\000 \r\314!\000\000\000\000\350\037\202 \000\000\000\000\002\000\000\000\000\000\000\000\070\202h \000\000\000\000\220\200O\031\000\000\000\000\260\017\314!\000\000\000\000\220\200O\031\000\000\000\000\220\200O\031\000\000\000\000\210\066\314!\000\000\000\000@\r\314!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000(\035\000\000\000\000\000\000\306>\231\000\000\000\000\000\200\r\314!\000\000\000\000\220\200O\031\000\000\000\000\220\200O\031\000\000\000\000\210\066\314!\000\000\000\000\240\r\314!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\220\200O\031\000\000\000\000\220\200O\031\000\000\000\000\210\066\314!\000\000\000\000\340\r\314!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000\300\a\000\000\000\000\000\000\306>\231\000\000\000\000\000 \016\314!\000\000\000\000\220\200O\031\000\000\000\000\220\200O\031\000\000\000\000\210\066\314!\000\000\000\000@\016\314!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\n\000\000\200\000\000\000"
        thd = 0x20821eb0
        is_part = <optimized out>
        par_case_name =           "\020\r\314!\000\000\000\000 6\314!\344\036\000\000\300\017\314!\000\000\000\000\220\200O\031\000\000\000\000\v\376\312\000\000\000\000\000\257\t", '\000' <repeats 34 times>, "\002", '\000' <repeats 11 times>, "\377\377\377\377\000\000\000\000\000\n\314!\000\000\000\000\310\016\314!\000\000\000\000s\r\314!", '\000' <repeats 12 times>, "\024\264\310\000\000\000\000\000\023\253\245", '\000' <repeats 13 times>, "\260\v\314!\v\000\000\000\377\377\377\377\377\377\377\377 \020\314!", '\000' <repeats 12 times>, "j\220\304\000\000\000\000\000\240\r\314!\000\000\000\000\220\200O\031\000\000\000\000\240\r\314!\000\000\000\000\210\066\314!\000\000\000\000@\v\314!\000\000\000\000j\220\304\000\000\000\000\000P\v\314!\000\000\000\000\220\200O\031\000\000\000\000\220\r\314!\000\000\000\000\236\241\304", '\000' <repeats 17 times>, "B\000\000\000\360\r\314!\000\000\000\000\220\200O\031\000\000\000\000\000\016\314!\000\000\000\000\210\066\314!\000\000\000\000\240\v\314!\000\000\000\000j\220\304\000\000\000\000\000\220\200O\031\000\000\000\000\220\200O\031\000\000\000\000\360\r\314!\000\000\000\000\220\200O\031\000\000\000\000@\016\314!\000\000\000\000\210\066\314!\000\000\000\000\340\v\314!\000\000\000\000j\220\304\000\000\000\000\000p\016\314!\000\000\000\000\220\200O\031\000\000\000\000\060\016\314!\000\000\000\000\236\241\304\000\000\000\000\000\200\016\314!\000\000\000\000\220\200O\031B\000\000\000P\016\314!\000\000\000\000\220\200O\031\000\000\000\000\260\016\314!\000\000\000\000\210\066\314!\000\000\000\000@\f\314!\000\000\000\000j\220\304\000\000\000\000\000P\f\314!\000\000\000\000\220\200O\031\000\000\000"
        _db_stack_frame_ = {
          func = 0xc8b533 "handler::ha_open", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483659, 
          prev = 0x21cc0eb0
        }
        no_tablespace = <optimized out>
#8  0x000000000064303a in handler::ha_open (this=0x207ebca0, table_arg=<optimized out>, name=0x196fd048 "./test/table27_int_autoinc", mode=2, test_if_locked=2) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2478
        error = <optimized out>
        _db_stack_frame_ = {
          func = 0xce10bd "open_table_from_share", 
          file = 0xce12a0 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc", 
          level = 2147483658, 
          prev = 0x21cc0fb0
        }
        __PRETTY_FUNCTION__ =           "int handler::ha_open(TABLE*, const char*, int, int)"
#9  0x000000000080c4f3 in open_table_from_share (thd=0x20821eb0, share=<optimized out>, alias=<optimized out>, db_stat=39, prgflag=<optimized out>, ha_open_flags=0, outparam=0x2065ab40, is_create_table=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc:2318
        ha_err = <optimized out>
        records = <optimized out>
        error_reported = false
        record = <optimized out>
        _db_stack_frame_ = {
          func = 0xcba53f "open_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483657, 
          prev = 0x21cc12b0
        }
        __PRETTY_FUNCTION__ =           "int open_table_from_share(THD*, TABLE_SHARE*, const char*, uint, uint, uint, TABLE*, bool)"
        bitmaps = 0x2094c8f8 ""
        error = 2
        i = <optimized out>
        bitmap_size = 4
        field_ptr = <optimized out>
#10 0x000000000072692e in open_table (thd=0x20821eb0, table_list=0x20687cd8, ot_ctx=0x21cc1460) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:3082
        table = 0x2065ab40
        key = 0x2068809d "test"
        alias = 0x20687cc0 "table27_int_autoinc"
        flags = 0
        _db_stack_frame_ = {
          func = 0xcb0116 "open_and_process_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483656, 
          prev = 0x21cc1370
        }
        __PRETTY_FUNCTION__ =           "bool open_table(THD*, TABLE_LIST*, Open_table_context*)"
        mdl_ticket = 0x19547ca0
        key_length = 25
        error = <optimized out>
        share = 0x196fcd00
        hash_value = 3200138799
#11 0x0000000000727bf1 in open_and_process_table (thd=0x20821eb0, lex=0x20824278, tables=0x20687cd8, counter=0x20824330, flags=<optimized out>, prelocking_strategy=0x21cc1550, has_prelocking_list=false, ot_ctx=0x21cc1460) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4567
        error = <optimized out>
        safe_to_ignore_table = false
        _db_stack_frame_ = {
          func = 0xcaff08 "open_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483655, 
          prev = 0x21cc1490
        }
        __PRETTY_FUNCTION__ =           "bool open_and_process_table(THD*, LEX*, TABLE_LIST*, uint*, uint, Prelocking_strategy*, bool, Open_table_context*)"
#12 0x0000000000727f62 in open_tables (thd=0x20821eb0, start=0x21cc1518, counter=0x20824330, flags=0, prelocking_strategy=0x21cc1550) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5069
        some_routine_modifies_data = false
        _db_stack_frame_ = {
          func = 0xcb1640 "open_normal_and_derived_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483654, 
          prev = 0x21cc1520
        }
        xa_state = <optimized out>
        __PRETTY_FUNCTION__ =           "bool open_tables(THD*, TABLE_LIST**, uint*, uint, Prelocking_strategy*)"
        table_to_open = 0x21cc1518
        ot_ctx = {
          m_failed_table = 0x0, 
          m_start_of_statement_svp = {
            m_stmt_ticket = 0x0, 
            m_trans_ticket = 0x19f1d160
          }, 
          m_timeout = 31536000, 
          m_flags = 0, 
          m_action = Open_table_context::OT_NO_ACTION, 
          m_has_locks = true, 
          m_has_protection_against_grl = true
        }
        has_prelocking_list = false
        __FUNCTION__ =           "open_tables"
        sroutine_to_open = 0x20824310
        tables = <optimized out>
        error = false
#13 0x00000000007285a6 in open_normal_and_derived_tables (thd=0x20821eb0, tables=0x20687cd8, flags=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5768
        prelocking_strategy = {
          <Prelocking_strategy> = {
            _vptr.Prelocking_strategy = 0x1415a50 <vtable for DML_prelocking_strategy+16>
          }, <No data fields>}
        mdl_savepoint = {
          m_stmt_ticket = 0x0, 
          m_trans_ticket = 0x19f1d160
        }
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x21cc2230
        }
        __PRETTY_FUNCTION__ =           "bool open_normal_and_derived_tables(THD*, TABLE_LIST*, uint)"
#14 0x0000000000776e15 in mysql_execute_command (thd=0x20821f98) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3705
        sel_result = <optimized out>
        res = <optimized out>
        lex = 0x20824278
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x21cc2310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 30, 
            has_disabled_I_S = 130, 
            empty = 32, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x21cc21f0 " \"\314!", 
            previous_key =               "\260\036\202 ", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 128, 
            has_disabled_I_S = 79, 
            empty = 25, 
            stmt = 0x21cc3688, 
            saved_key = 0x21cc21b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\330,~ \000\000\000\000\001\000\000\000\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x20824258, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x20824988
        first_table = 0x20687cd8
        all_tables = 0x20687cd8
        unit = 0x20824340
        have_table_map_for_update = false
#15 0x000000000077bc88 in mysql_parse (thd=0x20821eb0, rawbuf=0x20821eb8 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x20824278
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 1387
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x21cc2c40
        }
        start_usecs = 1374813868517709
        end_usecs = 0
        start_cpu_nsecs = 252994254
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813868, 
          tv_usec = 517709
        }
        end_time = {
          tv_sec = 545398448, 
          tv_usec = 567028448
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 252994254
        }
#16 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x20821eb0, packet=<optimized out>, packet_length=543716955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x2068765b ""
        parser_state = {
          m_lip = {
            m_thd = 0x20821eb0, 
            yylineno = 1, 
            yytoklen = 2, 
            yylval = 0x21cc2150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x2068765c "\004", 
            m_tok_start = 0x2068765c "\004", 
            m_tok_end = 0x2068765c "\004", 
            m_end_of_query = 0x2068765b "", 
            m_tok_start_prev = 0x2068765b "", 
            m_buf = 0x206870f0 "INSERT INTO `table27_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table10_int_autoinc` WHERE `col_int_not_null` BETWEEN 8 AND 2 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 50 /*Generated by THREAD_ID 23*/", 
            m_buf_length = 1387, 
            m_echo = true, 
            m_echo_saved = true, 
            m_cpp_buf = 0x206876c0 "INSERT INTO `table27_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table10_int_autoinc` WHERE `col_int_not_null` BETWEEN 8 AND 2 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 50 /*Generated by THREAD_ID 23*/", 
            m_cpp_ptr = 0x20687c2b "", 
            m_cpp_tok_start = 0x20687c2b "", 
            m_cpp_tok_start_prev = 0x20687c2b "", 
            m_cpp_tok_end = 0x20687c2b "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x19806840 "\003 INSERT INTO `table27_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table10_int_autoinc` WHERE `col_int_not_null` BETWEEN 8 AND 2 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 50 /*Generated by THREAD_ID 23*/ ", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = NO_COMMENT, 
            m_cpp_text_start = 0x20687c0b "50 /*Generated by THREAD_ID 23*/", 
            m_cpp_text_end = 0x20687c0d " /*Generated by THREAD_ID 23*/", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x20822110
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x21cc2cf0
        }
#17 0x000000000077d4f5 in do_command (thd=0x20821eb0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x19806840 "\003 INSERT INTO `table27_int_autoinc` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `table10_int_autoinc` WHERE `col_int_not_null` BETWEEN 8 AND 2 ORDER BY `col_bigint`,`col_bigint_key`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_key`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_key`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_key`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_key`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 50 /*Generated by THREAD_ID 23*/ "
        packet_length = <optimized out>
        net = 0x20822110
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#18 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x20821eb0
#19 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x20821eb0
#20 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x20414380) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x20414380
        user_arg = 0x20821eb0
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#21 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#22 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 3 (LWP 20052):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x13948f00, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000afe96d in sync_array_wait_event (arr=0x9255b30, index=11) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
        cell = 0x9654690
        event = 0x13948f00
#4  0x0000000000b00739 in mutex_spin_wait (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0sync.cc:583
        i = <optimized out>
        index = 11
        sync_arr = <optimized out>
        counter_index = 567297792
#5  0x0000000000b84380 in pfs_mutex_enter_func (mutex=0x196392b8, file_name=0xdd9d58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc", line=955) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0sync.ic:251
No locals.
#6  0x0000000000b8d308 in dict_table_open_on_name (table_name=0x21d01bf0 "test/table41_int_autoinc", dict_locked=0, try_drop=1, ignore_err=DICT_ERR_IGNORE_NONE) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc:955
        table = <optimized out>
#7  0x0000000000a08482 in ha_innobase::open (this=0x2046d590, name=0x1962f758 "./test/table41_int_autoinc", mode=<optimized out>, test_if_locked=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:4996
        ib_table = <optimized out>
        par_case_name_set = 0
        ignore_err = DICT_ERR_IGNORE_NONE
        norm_name =           "test/table41_int_autoinc\000\241\304\000\260\000\000\000\020\000\000\000\000\000\000\000\300\n\226 \333\001\000\000P\f\226 ", '\000' <repeats 12 times>, "`\034\320!\000\000\000\000\346\332m\000\000\000\000\000p\246\262\b\000\000\000\000\340\216% \000\000\000\000\000\037\320!\000\000\000\000\210F\320!\000\000\000\000\200\034\320!\000\000\000\000j\220\304\000\000\000\000\000\220\034\320!\000\000\000\000\340\216% \000\000\000\000\320\036\320!\000\000\000\000\236\241\304\000\000\000\000\000\300\034\320!\000\000\000\000\017\002n\000\027\001\000\000\270|\203 \000\000\000\000 \373\216 \000\000\000\000\270|\203 \000\000\000\000\340\216% \000\000\000\000\340\216% \000\000\000\000\210F\320!\000\000\000\000\360\034\320!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000(\035\000\000\000\000\000\000\306>\231\000\000\000\000\000\060\035\320!\000\000\000\000\340\216% \000\000\000\000\340\216% \000\000\000\000\210F\320!\000\000\000\000P\035\320!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\340\216% \000\000\000\000\340\216% \000\000\000\000\210F\320!\000\000\000\000\220\035\320!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\306>\231\000\000\000\000\000A\000\000\000\000\000\000\000\306>\231\000\000\000\000\000\300\a\000\000\000\000\000\000\306>\231\000\000\000\000\000\320\035\320!\000\000\000\000\340\216% \000\000\000\000\340\216% \000\000\000\000\210F\320!\000\000\000\000\360\035\320!\000\000\000\000j\220\304", '\000' <repeats 13 times>, "\n\000\000\200\000\000\000"
        thd = 0x20837b80
        is_part = <optimized out>
        par_case_name =           "(sG\001\000\000\000\000\340\216% \000\000\000\000\240\034\320!\000\000\000\000\210F\320!\000\000\000\000\060\032\320!\000\000\000\000j\220\304\000\000\000\000\000@\032\320!\000\000\000\000\340\216% \000\000\000\000\200\034\320!\000\000\000\000\236\241\304\000\000\000\000\000\220\034\320!\000\000\000\000\236\241\304\000v\001\000\000\340\034\320!\000\000\000\000\340\216% \000\000\000\000\240\035\320!\000\000\000\000\210F\320!\000\000\000\000\220\032\320!\000\000\000\000j\220\304\000\000\000\000\000\240\032\320!\000\000\000\000\340\216% \000\000\000\000\340\034\320!\000\000\000\000\236\241\304\000\000\000\000\000\360\032\320!\000\000\000\000\210F\320!\032\027\000\000\320\032\320!\000\000\000\000\340\216% \000\000\000\000P\035\320!\000\000\000\000\210F\320!\000\000\000\000\360\032\320!\000\000\000\000j\220\304\000\000\000\000\000p\035\320!\000\000\000\000\340\216% \000\000\000\000@\035\320!\000\000\000\000\236\241\304\000\000\000\000\000\f\000\000\200\000\000\000\000\340\216% B\000\000\000`\035\320!\000\000\000\000\340\216% \000\000\000\000\260\035\320!\000\000\000\000\210F\320!\000\000\000\000P\033\320!\000\000\000\000j\220\304\000\000\000\000\000\340\216% \000\000\000\000\340\216% \000\000\000\000\240\035\320!\000\000\000\000\340\216% \000\000\000\000\360\035\320!\000\000\000\000\210F\320!\000\000\000\000\220\033\320!\000\000\000\000j\220\304\000\000\000\000\000 \036\320!\000\000\000\000\340\216% \000\000\000\000\340\035\320!\000\000\000\000\236\241\304\000\000\000\000\000\060\036\320!\000\000\000\000\340\216% B\000\000\000\000\036\320!\000\000\000\000\340\216% \000\000\000\000`\036\320!\000\000\000\000\210F\320!\000\000\000\000\360\033\320!\000\000\000\000j\220\304\000\000\000\000\000\000\034\320!\000\000\000\000\340\216% \000\000\000"
        _db_stack_frame_ = {
          func = 0xc8b533 "handler::ha_open", 
          file = 0xc8dd58 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc", 
          level = 2147483659, 
          prev = 0x21d01e60
        }
        no_tablespace = <optimized out>
#8  0x000000000064303a in handler::ha_open (this=0x2046d590, table_arg=<optimized out>, name=0x1962f758 "./test/table41_int_autoinc", mode=2, test_if_locked=2) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2478
        error = <optimized out>
        _db_stack_frame_ = {
          func = 0xce10bd "open_table_from_share", 
          file = 0xce12a0 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc", 
          level = 2147483658, 
          prev = 0x21d01f60
        }
        __PRETTY_FUNCTION__ =           "int handler::ha_open(TABLE*, const char*, int, int)"
#9  0x000000000080c4f3 in open_table_from_share (thd=0x20837b80, share=<optimized out>, alias=<optimized out>, db_stat=39, prgflag=<optimized out>, ha_open_flags=0, outparam=0x203f3400, is_create_table=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/table.cc:2318
        ha_err = <optimized out>
        records = <optimized out>
        error_reported = false
        record = <optimized out>
        _db_stack_frame_ = {
          func = 0xcba53f "open_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483657, 
          prev = 0x21d02260
        }
        __PRETTY_FUNCTION__ =           "int open_table_from_share(THD*, TABLE_SHARE*, const char*, uint, uint, uint, TABLE*, bool)"
        bitmaps = 0x20657e78 ""
        error = 2
        i = <optimized out>
        bitmap_size = 4
        field_ptr = <optimized out>
#10 0x000000000072692e in open_table (thd=0x20837b80, table_list=0x208ef780, ot_ctx=0x21d02410) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:3082
        table = 0x203f3400
        key = 0x208efb45 "test"
        alias = 0x208ef768 "table2"
        flags = 0
        _db_stack_frame_ = {
          func = 0xcb0116 "open_and_process_table", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483656, 
          prev = 0x21d02320
        }
        __PRETTY_FUNCTION__ =           "bool open_table(THD*, TABLE_LIST*, Open_table_context*)"
        mdl_ticket = 0x1ff66690
        key_length = 25
        error = <optimized out>
        share = 0x1962f410
        hash_value = 3980729647
#11 0x0000000000727bf1 in open_and_process_table (thd=0x20837b80, lex=0x20839f48, tables=0x208ef780, counter=0x2083a000, flags=<optimized out>, prelocking_strategy=0x21d02500, has_prelocking_list=false, ot_ctx=0x21d02410) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4567
        error = <optimized out>
        safe_to_ignore_table = false
        _db_stack_frame_ = {
          func = 0xcaff08 "open_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483655, 
          prev = 0x21d02440
        }
        __PRETTY_FUNCTION__ =           "bool open_and_process_table(THD*, LEX*, TABLE_LIST*, uint*, uint, Prelocking_strategy*, bool, Open_table_context*)"
#12 0x0000000000727f62 in open_tables (thd=0x20837b80, start=0x21d024c8, counter=0x2083a000, flags=0, prelocking_strategy=0x21d02500) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5069
        some_routine_modifies_data = false
        _db_stack_frame_ = {
          func = 0xcb1640 "open_normal_and_derived_tables", 
          file = 0xcb0248 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc", 
          level = 2147483654, 
          prev = 0x21d024d0
        }
        xa_state = <optimized out>
        __PRETTY_FUNCTION__ =           "bool open_tables(THD*, TABLE_LIST**, uint*, uint, Prelocking_strategy*)"
        table_to_open = 0x208ef1b8
        ot_ctx = {
          m_failed_table = 0x0, 
          m_start_of_statement_svp = {
            m_stmt_ticket = 0x0, 
            m_trans_ticket = 0x0
          }, 
          m_timeout = 31536000, 
          m_flags = 0, 
          m_action = Open_table_context::OT_NO_ACTION, 
          m_has_locks = false, 
          m_has_protection_against_grl = false
        }
        has_prelocking_list = false
        __FUNCTION__ =           "open_tables"
        sroutine_to_open = 0x20839fe0
        tables = <optimized out>
        error = false
#13 0x00000000007285a6 in open_normal_and_derived_tables (thd=0x20837b80, tables=0x208ef1b0, flags=0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5768
        prelocking_strategy = {
          <Prelocking_strategy> = {
            _vptr.Prelocking_strategy = 0x1415a50 <vtable for DML_prelocking_strategy+16>
          }, <No data fields>}
        mdl_savepoint = {
          m_stmt_ticket = 0x0, 
          m_trans_ticket = 0x0
        }
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x21d03230
        }
        __PRETTY_FUNCTION__ =           "bool open_normal_and_derived_tables(THD*, TABLE_LIST*, uint)"
#14 0x000000000077439b in execute_sqlcom_select (thd=0x20837b80, all_tables=0x208ef1b0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5278
        lex = 0x20839f48
        result = 0x0
        res = <optimized out>
#15 0x0000000000777b6e in mysql_execute_command (thd=0x20837c68) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:2762
        res = <optimized out>
        lex = 0x20839f48
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x21d03310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 123, 
            has_disabled_I_S = 131, 
            empty = 32, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x21d031f0 " 2\320!", 
            previous_key =               "\200{\203 ", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 142, 
            has_disabled_I_S = 37, 
            empty = 32, 
            stmt = 0x21d04688, 
            saved_key = 0x21d031b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000x\331] \000\000\000\000\001\000\000\000\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x20839f28, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x2083a658
        first_table = 0x208ef1b0
        all_tables = 0x208ef1b0
        unit = 0x2083a010
        have_table_map_for_update = false
#16 0x000000000077bc88 in mysql_parse (thd=0x20837b80, rawbuf=0x20837b88 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x20839f48
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 433
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x21d03c40
        }
        start_usecs = 1374813868302356
        end_usecs = 0
        start_cpu_nsecs = 253109976
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813868, 
          tv_usec = 302356
        }
        end_time = {
          tv_sec = 545487744, 
          tv_usec = 567294688
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 253109976
        }
#17 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x20837b80, packet=<optimized out>, packet_length=546237217) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x208eeb21 ""
        parser_state = {
          m_lip = {
            m_thd = 0x20837b80, 
            yylineno = 1, 
            yytoklen = 6, 
            yylval = 0x21d03150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x208eeb22 "\004", 
            m_tok_start = 0x208eeb22 "\004", 
            m_tok_end = 0x208eeb22 "\004", 
            m_end_of_query = 0x208eeb21 "", 
            m_tok_start_prev = 0x208eeb21 "", 
            m_buf = 0x208ee970 "SELECT STRAIGHT_JOIN table1 . `col_int_key` AS field1 , table1 . `col_int` AS field2 , table2 . `col_int` AS field3 FROM  table34_int_autoinc AS table1  RIGHT JOIN table41_int_autoinc AS table2 ON  table1 . `col_varchar_1024_key` =  table2 . `col_varchar_1024_key`  WHERE ( ( table1 . `pk` IN (4) AND table1 . `pk` = table2 . `col_int_key` ) AND table1 . `pk` != 5 )  GROUP BY field1, field2, field3 ORDER BY field2 , field1 , field2", 
            m_buf_length = 433, 
            m_echo = true, 
            m_echo_saved = false, 
            m_cpp_buf = 0x208eeb88 "SELECT STRAIGHT_JOIN table1 . `col_int_key` AS field1 , table1 . `col_int` AS field2 , table2 . `col_int` AS field3 FROM  table34_int_autoinc AS table1  RIGHT JOIN table41_int_autoinc AS table2 ON  table1 . `col_varchar_1024_key` =  table2 . `col_varchar_1024_key`  WHERE ( ( table1 . `pk` IN (4) AND table1 . `pk` = table2 . `col_int_key` ) AND table1 . `pk` != 5 )  GROUP BY field1, field2, field3 ORDER BY field2 , field1 , field2", 
            m_cpp_ptr = 0x208eed39 "", 
            m_cpp_tok_start = 0x208eed39 "", 
            m_cpp_tok_start_prev = 0x208eed39 "", 
            m_cpp_tok_end = 0x208eed39 "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x1980a890 "\003  SELECT STRAIGHT_JOIN table1 . `col_int_key` AS field1 , table1 . `col_int` AS field2 , table2 . `col_int` AS field3 FROM  table34_int_autoinc AS table1  RIGHT JOIN table41_int_autoinc AS table2 ON  table1 . `col_varchar_1024_key` =  table2 . `col_varchar_1024_key`  WHERE ( ( table1 . `pk` IN (4) AND table1 . `pk` = table2 . `col_int_key` ) AND table1 . `pk` != 5 )  GROUP BY field1, field2, field3 ORDER BY field2 , field1 , field2 ", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = (DISCARD_COMMENT | unknown: 10043076), 
            m_cpp_text_start = 0x208eed33 "field2", 
            m_cpp_text_end = 0x208eed39 "", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x20837de0
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x21d03cf0
        }
#18 0x000000000077d4f5 in do_command (thd=0x20837b80) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x1980a890 "\003  SELECT STRAIGHT_JOIN table1 . `col_int_key` AS field1 , table1 . `col_int` AS field2 , table2 . `col_int` AS field3 FROM  table34_int_autoinc AS table1  RIGHT JOIN table41_int_autoinc AS table2 ON  table1 . `col_varchar_1024_key` =  table2 . `col_varchar_1024_key`  WHERE ( ( table1 . `pk` IN (4) AND table1 . `pk` = table2 . `col_int_key` ) AND table1 . `pk` != 5 )  GROUP BY field1, field2, field3 ORDER BY field2 , field1 , field2 "
        packet_length = <optimized out>
        net = 0x20837de0
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#19 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x20837b80
#20 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x20837b80
#21 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x19653be0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x19653be0
        user_arg = 0x20837b80
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#22 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#23 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 2 (LWP 20053):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000a66773 in os_cond_wait (cond=<optimized out>, fast_mutex=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
        mutex = <optimized out>
#2  0x0000000000a6683b in os_event_wait_low (event=0x196395d0, reset_sig_count=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
No locals.
#3  0x0000000000afe96d in sync_array_wait_event (arr=0x9255b30, index=16) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
        cell = 0x9654820
        event = 0x196395d0
#4  0x0000000000aff4d1 in rw_lock_x_lock_func (lock=0x15a4180 <dict_operation_lock>, pass=0, file_name=0xdbc208 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc", line=4508) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0rw.cc:710
        i = <optimized out>
        spinning = 1
        counter_index = 567564032
        index = 16
        sync_arr = <optimized out>
#5  0x0000000000abda60 in pfs_rw_lock_x_lock_func (lock=0x15a4180 <dict_operation_lock>, pass=0, file_name=0xdbc208 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc", line=4508) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0rw.ic:594
No locals.
#6  0x0000000000abdb2d in row_mysql_lock_data_dictionary_func (trx=0x207c7ff8, file=<optimized out>, line=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:2097
No locals.
#7  0x0000000000ac047b in row_drop_database_for_mysql (name=<optimized out>, trx=0x207c7ff8) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:4508
        table = <optimized out>
        table_name = <optimized out>
        err = DB_SUCCESS
        namelen = <optimized out>
#8  0x0000000000a04f4d in innobase_drop_database (hton=<optimized out>, path=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:10515
        len = <optimized out>
        __PRETTY_FUNCTION__ =           "void innobase_drop_database(handlerton*, char*)"
        trx = 0x207c7ff8
        ptr = 0x21d430f2 "drizzledump_db/"
        namebuf = 0x196db7d0 "drizzledump_db/"
        thd = 0x20e34d40
#9  0x00000000006396f2 in dropdb_handlerton (unused1=<optimized out>, plugin=<optimized out>, path=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/handler.cc:850
        hton = <optimized out>
#10 0x0000000000781156 in plugin_foreach_with_mask (thd=0x0, func=0x6396d0 <dropdb_handlerton(THD*, plugin_ref, void*)>, type=<optimized out>, state_mask=4294967287, arg=0x21d430f0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_plugin.cc:2087
        idx = <optimized out>
        total = 11
        plugin = 0x9b33d60
        plugins = 0x21d42190
        version = <optimized out>
        _db_stack_frame_ = {
          func = 0xcb7f80 "mysql_rm_db", 
          file = 0xcb8098 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_db.cc", 
          level = 2147483654, 
          prev = 0x21d43520
        }
#11 0x00000000007496c0 in mysql_rm_db (thd=0x20e34d40, db=0x19ecdf58 "drizzledump_db", if_exists=false, silent=false) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_db.cc:859
        table = <optimized out>
        _db_stack_frame_ = {
          func = 0xcc1ea1 "mysql_execute_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483653, 
          prev = 0x21d44230
        }
        __PRETTY_FUNCTION__ =           "bool mysql_rm_db(THD*, char*, bool, bool)"
        deleted_tables = <optimized out>
        dirp = 0x139f7420
        found_other_files = false
        error = true
        path =           "./drizzledump_db/\000b.opt\000YJd\000\000\000\000\000`3\324!\000\000\000\000\001\000\000\000\000\000\000\000\060\061\324!\000\000\000\000\340\062\324!\000\000\000\000\000\000\000\000\002\000\000\000\340\266\372\037\000\000\000\000\220\063\324!\000\000\000\000\300r\020 \000\000\000\000\003\000\000\000\a\000\000\000\210V\324!\000\000\000\000\200\061\324!\000\000\000\000j\220\304\000\000\000\000\000\340\364S\001\000\000\000\000\340\266\372\037\000\000\000\000\320\063\324!\000\000\000\000\340\266\372\037\000\000\000\000\200\064\324!\000\000\000\000\340\266\372\037\000\000\000\000@4\324!\000\000\000\000\210V\324!\000\000\000\000\320\061\324!\000\000\000\000j\220\304\000\000\000\000\000\020\064\324!\000\000\000\000\340\266\372\037\000\000\000\000 4\324!\000\000\000\000\236\241\304\000\000\000\000\000\200\064\324!\000\000\000\000\210V\324!v\001\000\000\020\062\324!\000\000\000\000j\220\304\000\000\000\000\000@2\324!\000\000\000\000\340\266\372\037\000\000\000\000`4\324!\000\000\000\000\236\241\304\000\000\000\000\000\260\064\324!\000\000\000\000\340\266\372\037\232\n\000\000\340\266\372\037\000\000\000\000\210V\324!\000\000\000\000^\000\000\000\000\000\000\000\340\266\372\037\000\000\000\000\360\064\324!\000\000\000\000\340\266\372\037\000\000\000\000\060\065\324!\000\000\000\000\210V\324!\000\000\000\000\220\062\324!\000\000\000\000j\220\304\000\000\000\000\000\320\064\324!\000\000\000\000\340\266\372\037\000\000\000\000\340\064\324!\000\000\000\000\236\241\304", '\000' <repeats 13 times>, "\340\266\372\037\241\025\000\000\340\266\372\037\000\000\000\000\340\266\372\037\000\000\000\000P5\324!\000\000\000\000\210V\324!\000\000\000\000\360\062\324!\000\000\000\000j\220\304\000\000\000\000\000\000\063\324!\000\000\000\000\340\266\372\037\000\000\000\000@5\324!\000\000\000\000\236\241\304\000\000\000\000\000P5\324!\000\000\000\000\236\241\304\000\330\000\000\000@5\324!\000\000\000\000\300d\343 ]\v\000\000\000sG\001", '\000' <repeats 12 times>, "\220\065\324!\000\000\000\000\345/\201\000\000\000\000\000\220\065\324!\000\000\000\000\256+\201\000\000\000\000\000\bq\343 \000\000\000\000PA\324!\000\000\000\000\320\063\324!\000\000\000\000\212\345m\000\000\000\000\000@M\343 \000\000\000\000\340J\324!\000\000\000\000\377\377\377\377\000\000\000\000\340\266\372\037\000\000\000\000\340\266\372\037\000\000\000\000\340\266\372\037\000\000\000\000\340\266\372\037\000\000\000\000\210V\324!\000\000\000\000\320\063\324!\000\000\000\000j\220\304\000\000\000\000\000\060\064\324!\000\000\000\000\006\000\000\200\000\000\000\000 4\324!\000\000\000\000\202\235\304\000\000\000\000\000@4\324!\000\000\000\000?\376\377\377p\001\000\000\350\260w\031\000\000\000\000@4\324!\000\000\000\000\250g\343 \000\000\000\000\367,\310\000\000\000\000\000\000#\314\000\000\000\000\000[\025\000\000\000\000\000\000\220\064\324!\000\000\000\000\254\366x", '\000' <repeats 13 times>, "\204\070\314\000\000\000\000\000\364\212\311\000\000\000\000\000\000#\314\000\000\000\000\000\240SS\001\000\000\000\000`4\324!\000\000\000\000d\000\000\000\000\000\000\000i\000\000\000\000\000\000\000\367,\310\000\000\000\000\000\001\000\000\000\000\000\000\000p\232T\001\000\000\000\000X\337\354\031\000\000\000\000`ET\001\000\000\000\000`\232T\001\000\000\000\000\340\064\324!\000\000\000\000v\017p\000\000\000\000\000\320\064\324!\000\000\000\000X\337\354\031\000\000\000\000 \000\000\000\000\000\000\000X5\324!\000\000\000\000@M\343 \000\000\000\000\360]\343 \000\000\000\000\220\065\324!\000\000\000\000\222.w\000\000\000\000\000@5\324!\000\000\000\000\202\235\304\000\000\000\000"
        length = <optimized out>
        tables = 0x0
        err_handler = {
          <Internal_error_handler> = {
            _vptr.Internal_error_handler = 0x1416430 <vtable for Drop_table_error_handler+16>, 
            m_prev_internal_handler = 0x0
          }, <No data fields>}
#12 0x0000000000779cc8 in mysql_execute_command (thd=0x20e34d40) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:4068
        res = 0
        lex = 0x20e37108
        _db_stack_frame_ = {
          func = 0xcc2076 "mysql_parse", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483652, 
          prev = 0x21d44310
        }
        __PRETTY_FUNCTION__ =           "int mysql_execute_command(THD*)"
        trace_command = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 77, 
            has_disabled_I_S = 227, 
            empty = 32, 
            stmt = 0x993ec6 <my_thread_var_dbug+38>, 
            saved_key = 0x21d441f0 " B\324!", 
            previous_key =               "@M\343 ", '\000' <repeats 20 times>, " "
          }, <No data fields>}
        trace_command_steps = {
          <Opt_trace_struct> = {
            started = false, 
            requires_key = 182, 
            has_disabled_I_S = 250, 
            empty = 31, 
            stmt = 0x21d45688, 
            saved_key = 0x21d441b0 "\232\v", 
            previous_key =               "j\220\304\000\000\000\000\000\360A\324!\000\000\000\000\005\000\000\200\000\000\000\000\232"
          }, <No data fields>}
        up_result = 0
        ots = {
          ctx = 0x20e370e8, 
          error = false
        }
        __FUNCTION__ =           "mysql_execute_command"
        select_lex = 0x20e37818
        first_table = 0x0
        all_tables = 0x0
        unit = 0x20e371d0
        have_table_map_for_update = false
#13 0x000000000077bc88 in mysql_parse (thd=0x20e34d40, rawbuf=0x20e34d48 "\340cA\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
        lex = 0x20e37108
        err = <optimized out>
        found_semicolon = 0x0
        qlen = 38
        _db_stack_frame_ = {
          func = 0xcc208f "dispatch_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483651, 
          prev = 0x21d44c40
        }
        start_usecs = 1374813868263531
        end_usecs = 0
        start_cpu_nsecs = 389086345
        end_cpu_nsecs = 0
        __PRETTY_FUNCTION__ =           "void mysql_parse(THD*, char*, uint, Parser_state*)"
        end_time_error = 0
        cputime_error = 0
        __FUNCTION__ =           "mysql_parse"
        error = <optimized out>
        start_time_error = 0
        start_time = {
          tv_sec = 1374813868, 
          tv_usec = 263531
        }
        end_time = {
          tv_sec = 551767360, 
          tv_usec = 567560928
        }
        tp = {
          tv_sec = 0, 
          tv_nsec = 389086345
        }
#14 0x000000000077c81f in dispatch_command (command=<optimized out>, thd=0x20e34d40, packet=<optimized out>, packet_length=434953910) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
        packet_end = 0x19ecdeb6 ""
        parser_state = {
          m_lip = {
            m_thd = 0x20e34d40, 
            yylineno = 1, 
            yytoklen = 14, 
            yylval = 0x21d44150, 
            lookahead_token = -1, 
            lookahead_yylval = 0x0, 
            m_ptr = 0x19ecdeb7 "\004", 
            m_tok_start = 0x19ecdeb7 "\004", 
            m_tok_end = 0x19ecdeb7 "\004", 
            m_end_of_query = 0x19ecdeb6 "", 
            m_tok_start_prev = 0x19ecdeb6 "", 
            m_buf = 0x19ecde90 "DROP DATABASE IF EXISTS drizzledump_db", 
            m_buf_length = 38, 
            m_echo = true, 
            m_echo_saved = false, 
            m_cpp_buf = 0x19ecdf20 "DROP DATABASE IF EXISTS drizzledump_db", 
            m_cpp_ptr = 0x19ecdf46 "", 
            m_cpp_tok_start = 0x19ecdf46 "", 
            m_cpp_tok_start_prev = 0x19ecdf46 "", 
            m_cpp_tok_end = 0x19ecdf46 "", 
            m_body_utf8 = 0x0, 
            m_body_utf8_ptr = 0x210ebdc0 "\003 DROP DATABASE IF EXISTS drizzledump_db ", 
            m_cpp_utf8_processed_ptr = 0x0, 
            next_state = MY_LEX_END, 
            found_semicolon = 0x0, 
            tok_bitmap = 64 '@', 
            ignore_space = false, 
            stmt_prepare_mode = false, 
            multi_statements = true, 
            in_comment = NO_COMMENT, 
            in_comment_saved = (DISCARD_COMMENT | unknown: 10043076), 
            m_cpp_text_start = 0x19ecdf38 "drizzledump_db", 
            m_cpp_text_end = 0x19ecdf46 "", 
            m_underscore_cs = 0x0, 
            m_digest_psi = 0x0
          }, 
          m_yacc = {
            yacc_yyss = 0x0, 
            yacc_yyvs = 0x0, 
            m_set_signal_info = {
              m_item =                 {[0] = 0x0 <repeats 12 times>}
            }, 
            m_lock_type = TL_READ_DEFAULT, 
            m_mdl_type = MDL_SHARED_READ, 
            m_ha_rkey_mode = HA_READ_KEY_EXACT
          }
        }
        net = 0x20e34fa0
        __FUNCTION__ =           "dispatch_command"
        __PRETTY_FUNCTION__ =           "bool dispatch_command(enum_server_command, THD*, char*, uint)"
        error = false
        _db_stack_frame_ = {
          func = 0xcc2124 "do_command", 
          file = 0xcc2300 "/bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc", 
          level = 2147483650, 
          prev = 0x21d44cf0
        }
#15 0x000000000077d4f5 in do_command (thd=0x20e34d40) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
        return_value = <optimized out>
        packet = 0x210ebdc0 "\003 DROP DATABASE IF EXISTS drizzledump_db "
        packet_length = <optimized out>
        net = 0x20e34fa0
        command = COM_QUERY
        __PRETTY_FUNCTION__ =           "bool do_command(THD*)"
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#16 0x0000000000746ecf in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x20e34d40
#17 0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x20e34d40
#18 0x00000000009e4ce9 in pfs_spawn_thread (arg=0x1fed31b0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x1fed31b0
        user_arg = 0x20e34d40
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#19 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#20 0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.

Thread 1 (LWP 20054):
+bt full
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
No symbol table info available.
#1  0x0000000000626d70 in inline_mysql_cond_wait (that=0x15465c0 <COND_thread_cache>, mutex=0x1544640 <LOCK_thread_count>, src_file=<optimized out>, src_line=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1162
        result = <optimized out>
#2  0x000000000062d8d7 in block_until_new_connection () at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/mysqld.cc:2653
        __PRETTY_FUNCTION__ =           "bool block_until_new_connection()"
#3  0x000000000062dbbd in one_thread_per_connection_end (thd=0x196adf30, block_pthread=true) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/mysqld.cc:2747
        _db_stack_frame_ = {
          func = 0xdf8c46 "?func", 
          file = 0xdf8c4c "?file", 
          level = 2147483649, 
          prev = 0x0
        }
#4  0x0000000000746e6e in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1629
        rc = <optimized out>
        create_user = true
        net = <optimized out>
        thd = 0x196adf30
#5  0x0000000000746f90 in handle_one_connection (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
        thd = 0x196adf30
#6  0x00000000009e4ce9 in pfs_spawn_thread (arg=0x196767c0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
        typed_arg = 0x196767c0
        user_arg = 0x196adf30
        pfs = <optimized out>
        user_start_routine = 0x746f70 <handle_one_connection(void*)>
        klass = <optimized out>
#7  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
No symbol table info available.
#8  0x000000340c4e890d in clone () from /lib64/libc.so.6
No symbol table info available.
(gdb) +set logging off