(gdb) +thread apply all bt

Thread 48 (LWP 19971):
+bt
#0  0x000000340c4df253 in poll () from /lib64/libc.so.6
#1  0x0000000000629b5a in handle_connections_sockets () at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/mysqld.cc:6243
#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
#3  0x000000340c41ecdd in __libc_start_main () from /lib64/libc.so.6
#4  0x000000000062256d in _start ()

Thread 47 (LWP 19973):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#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
#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
#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
#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
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 46 (LWP 19974):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#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
#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
#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
#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
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 45 (LWP 19975):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#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
#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
#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
#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
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 44 (LWP 19976):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#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
#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
#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
#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
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 43 (LWP 19977):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#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
#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
#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
#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
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 42 (LWP 19978):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#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
#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
#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
#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
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 41 (LWP 19979):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#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
#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
#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
#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
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 40 (LWP 19980):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#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
#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
#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
#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
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 39 (LWP 19981):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#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
#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
#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
#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
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 38 (LWP 19982):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#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
#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
#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
#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
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 37 (LWP 19984):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 36 (LWP 19985):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 35 (LWP 19986):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 34 (LWP 19987):
+bt
#0  0x000000340c4e14f3 in select () from /lib64/libc.so.6
#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
#2  0x0000000000af4c1c in srv_master_sleep () at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:2803
#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
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 33 (LWP 19988):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 32 (LWP 19989):
+bt
#0  0x000000340c4e14f3 in select () from /lib64/libc.so.6
#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
#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
#3  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#4  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 31 (LWP 19990):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 30 (LWP 19991):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 29 (LWP 19992):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 28 (LWP 19993):
+bt
#0  0x000000340cc0f2a5 in sigwait () from /lib64/libpthread.so.0
#1  0x0000000000628d5b in signal_hand (arg=<optimized out>) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/mysqld.cc:3159
#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
#3  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#4  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 27 (LWP 19994):
+bt
#0  0x000000340c4df253 in poll () from /lib64/libc.so.6
#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
#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
#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
#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
#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
#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
#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
#8  0x000000000077d485 in do_command (thd=0x197a84a0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:983
#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
#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
#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
#12 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#13 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 26 (LWP 19998):
+bt
#0  0x000000340cc0eec3 in pwrite64 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#13 0x0000000000812b83 in trans_commit_stmt (thd=0x1958c7b0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/transaction.cc:388
#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
#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
#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
#17 0x000000000077d4f5 in do_command (thd=0x1958c7b0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#21 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#22 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 25 (LWP 20006):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#12 0x000000000077d4f5 in do_command (thd=0x1a035660) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#16 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#17 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 24 (LWP 20009):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#12 0x000000000077d4f5 in do_command (thd=0x1a07a6f0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#16 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#17 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 23 (LWP 20011):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#12 0x000000000077d4f5 in do_command (thd=0x1a062140) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#16 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#17 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 22 (LWP 20013):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#18 0x000000000077d4f5 in do_command (thd=0x197bc210) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#22 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#23 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 21 (LWP 20015):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#18 0x000000000077d4f5 in do_command (thd=0x19fbac90) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#22 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#23 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 20 (LWP 20017):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#17 0x000000000077d4f5 in do_command (thd=0x1a1beef0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#21 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#22 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 19 (LWP 20019):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#20 0x000000000077d4f5 in do_command (thd=0x1a2fd110) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#24 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#25 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 18 (LWP 20024):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#14 0x000000000077d4f5 in do_command (thd=0x1a1dd610) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 17 (LWP 20027):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#20 0x000000000077d4f5 in do_command (thd=0x200bc290) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#24 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#25 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 16 (LWP 20028):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#17 0x000000000077d4f5 in do_command (thd=0x197dd6e0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#21 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#22 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 15 (LWP 20029):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#17 0x0000000000812d9a in trans_rollback (thd=0x1a3cf1a0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/transaction.cc:332
#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
#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
#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
#21 0x000000000077d4f5 in do_command (thd=0x1a3cf1a0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#25 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#26 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 14 (LWP 20031):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#16 0x000000000077d4f5 in do_command (thd=0x203713d0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#20 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#21 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 13 (LWP 20033):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#17 0x000000000077d4f5 in do_command (thd=0x201fa300) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#21 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#22 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 12 (LWP 20035):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#20 0x000000000077d4f5 in do_command (thd=0x203904b0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#24 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#25 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 11 (LWP 20038):
+bt
#0  0x000000340cc0c69c in pthread_kill () from /lib64/libpthread.so.0
#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
#2  <signal handler called>
#3  0x000000340c4328a5 in raise () from /lib64/libc.so.6
#4  0x000000340c434085 in abort () from /lib64/libc.so.6
#5  0x000000340c42ba1e in __assert_fail_base () from /lib64/libc.so.6
#6  0x000000340c42bae0 in __assert_fail () from /lib64/libc.so.6
#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
#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
#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
#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
#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
#12 0x000000000077d4f5 in do_command (thd=0x203b1980) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#16 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#17 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 10 (LWP 20041):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#17 0x000000000077d4f5 in do_command (thd=0x20463510) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#21 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#22 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 9 (LWP 20043):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#13 0x000000000077d4f5 in do_command (thd=0x204ef6d0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#17 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#18 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 8 (LWP 20046):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#20 0x000000000077d4f5 in do_command (thd=0x20630fa0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#24 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#25 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 7 (LWP 20048):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#18 0x000000000077d4f5 in do_command (thd=0x206b62b0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#22 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#23 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 6 (LWP 20049):
+bt
#0  0x000000340cc0eacc in send () from /lib64/libpthread.so.0
#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
#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
#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
#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
#5  0x00000000006e2021 in net_flush (net=0x2079c950) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:220
#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
#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
#8  0x00000000006e6342 in Protocol::end_statement (this=0x2079cc20) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/protocol.cc:505
#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
#10 0x000000000077d4f5 in do_command (thd=0x2079c6f0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#14 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#15 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 5 (LWP 20050):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#18 0x000000000077d4f5 in do_command (thd=0x1a3ba450) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#22 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#23 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 4 (LWP 20051):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#17 0x000000000077d4f5 in do_command (thd=0x20821eb0) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#21 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#22 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 3 (LWP 20052):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#18 0x000000000077d4f5 in do_command (thd=0x20837b80) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#22 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#23 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 2 (LWP 20053):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#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
#15 0x000000000077d4f5 in do_command (thd=0x20e34d40) at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#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
#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
#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
#19 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#20 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 1 (LWP 20054):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#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
#2  0x000000000062d8d7 in block_until_new_connection () at /bzr/5.6_val/Percona-Server-5.6.12-rc60.4/sql/mysqld.cc:2653
#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
#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
#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
#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
#7  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#8  0x000000340c4e890d in clone () from /lib64/libc.so.6
(gdb) +set logging off