(gdb) +thread apply all bt

Thread 64 (LWP 7729):
+bt
#0  0x000000340cc0ec0d in fsync () from /lib64/libpthread.so.0
#1  0x0000000000a6cb7d in os_file_fsync (file=10) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:2285
#2  os_file_flush_func (file=10) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:2386
#3  0x0000000000a59d3d in pfs_os_file_flush_func (src_file=0xdda250 "/bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/log/log0online.cc", file=10, src_line=1117) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/include/os0file.ic:355
#4  log_online_write_bitmap_page (block=0x7f3d14007bc0 "") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/log/log0online.cc:1117
#5  log_online_write_bitmap () at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/log/log0online.cc:1183
#6  log_online_follow_redo_log () at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/log/log0online.cc:1245
#7  0x0000000000b018a5 in srv_redo_log_follow_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:2217
#8  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#9  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 63 (LWP 7719):
+bt
#0  0x000000340cc0ec0d in fsync () from /lib64/libpthread.so.0
#1  0x0000000000a6cb7d in os_file_fsync (file=8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:2285
#2  os_file_flush_func (file=8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:2386
#3  0x0000000000bc1f43 in pfs_os_file_flush_func (src_line=5721, file=8, src_file=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/include/os0file.ic:355
#4  fil_flush (space_id=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5721
#5  0x0000000000a548fb in log_io_complete (group=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/log/log0log.cc:1159
#6  0x0000000000bc13d8 in fil_aio_wait (segment=1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5613
#7  0x0000000000b08278 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0start.cc:479
#8  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#9  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 62 (LWP 7723):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6b873 in os_aio_linux_collect (seg_size=256, segment=3, array=0x1a6d6a0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=5, message1=0x7f3d03abdd98, message2=0x7f3d03abdd90, type=0x7f3d03abdd88, space_id=0x7f3d03abdd80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bc1407 in fil_aio_wait (segment=5) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5574
#4  0x0000000000b08278 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/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 61 (LWP 7783):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000000007d8f26 in inline_mysql_cond_timedwait (src_line=505, abstime=0x7f3cf9c01d60, mutex=<optimized out>, that=<optimized out>, src_file=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  timer_thread (param=0x151cc20 <pool_timer>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:505
#3  0x00000000009dfc3a in pfs_spawn_thread (arg=0x1e97230) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 60 (LWP 7748):
+bt
#0  0x000000340c4e14f3 in select () from /lib64/libc.so.6
#1  0x0000000000a721af in os_thread_sleep (tm=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0thread.cc:255
#2  0x0000000000b845ba in page_cleaner_sleep_if_needed (next_loop_time=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/buf/buf0flu.cc:2379
#3  buf_flush_page_cleaner_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/buf/buf0flu.cc:2420
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 59 (LWP 7750):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a713bb in os_cond_wait_timed (abstime=0x7f3cfb003d00, fast_mutex=0x1e35330, cond=0x1e35370) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x1e35330, time_in_usec=<optimized out>, reset_sig_count=16) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:723
#3  0x0000000000bbb617 in dict_stats_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0stats_bg.cc:349
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 58 (LWP 7735):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a713bb in os_cond_wait_timed (abstime=0x7f3cfce06cd0, fast_mutex=0x1a6e3d0, cond=0x1a6e410) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x1a6e3d0, time_in_usec=<optimized out>, reset_sig_count=841) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:723
#3  0x0000000000b06019 in srv_purge_coordinator_suspend (rseg_history_len=760, slot=0x1a6e1e0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:3148
#4  srv_purge_coordinator_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:3261
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 57 (LWP 7731):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a713bb in os_cond_wait_timed (abstime=0x7f3cff60ad00, fast_mutex=0x1e2fd30, cond=0x1e2fd70) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x1e2fd30, time_in_usec=<optimized out>, reset_sig_count=100) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:723
#3  0x0000000000a4f151 in lock_wait_timeout_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/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 56 (LWP 7804):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3c2800eb00, cond=0x7f3c2800eb40) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3c2800eb00, reset_sig_count=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3c9c0116a0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3d00834c8c, trx=0x7f3ce8027b48, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3c9c00f230, record=0x7f3c9c00e450 "\377\377\377\377\377\377\377\377\377", <incomplete sequence \344>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3c9c00f230, buf=0x7f3c9c00e450 "\377\377\377\377\377\377\377\377\377", <incomplete sequence \344>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x202ae00, table=0x7f3c9c00db60, info=0x7f3d008350e0, update=0x7f3d00835060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x202ae00, table_list=0x7f3ce80222d8, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x202ae00) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x202ae00, rawbuf=0x202d1c0 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x202ae00, packet=0x7f3d00836910 "", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x202ae00) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x202ae00) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1fbee60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150d000 <all_groups+1024>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x7f3ce800c1a0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 55 (LWP 8077):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x1abaa50, cond=0x1abaa90) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x1abaa50, reset_sig_count=590) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000b0e6c1 in sync_array_wait_event (arr=0x1a6d740, index=0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
#4  0x0000000000b1067c in mutex_spin_wait (mutex=0x1aba958, file_name=0xe0bc00 "/bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc", line=1642) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0sync.cc:583
#5  0x0000000000bc05a8 in mutex_enter_func (line=1642, mutex=0x1aba958, file_name=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0sync.ic:220
#6  pfs_mutex_enter_func (mutex=0x1aba958, line=1642, file_name=0xe0bc00 "/bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0sync.ic:251
#7  0x0000000000bc60aa in fil_space_get_flags (id=46) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:1642
#8  0x0000000000bc61e9 in fil_space_get_zip_size (id=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:1671
#9  0x0000000000b78782 in buf_page_get_gen (space=46, zip_size=0, offset=3, rw_latch=3, guess=0x0, mode=10, file=0xde7718 "/bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0merge.cc", line=2324, mtr=0x7f3cf917a640) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/buf/buf0buf.cc:2555
#10 0x0000000000b60105 in btr_cur_open_at_index_side_func (from_left=false, index=0x7f3c8c0140b8, latch_mode=<optimized out>, cursor=0x7f3cf917ab10, level=0, file=0xde7718 "/bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0merge.cc", line=2324, mtr=0x7f3cf917a640) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/btr/btr0cur.cc:972
#11 0x0000000000ac2b6f in row_merge_insert_index_tuples (trx_id=6529, index=0x7f3c8c0140b8, old_table=0x7f3cac01cf78, fd=37, block=0x7f3cf86a0000 "\002") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0merge.cc:2324
#12 0x0000000000ac7404 in row_merge_build_indexes (trx=0x7f3c8c018078, old_table=0x7f3cac01cf78, new_table=0x7f3c8c01c3b8, online=true, indexes=0x7f3c8c026ef8, key_numbers=0x7f3c8c026f08, n_indexes=2, table=0x7f3c8c014bc0, add_cols=0x0, col_map=0x7f3c8c026f60, add_autoinc=18446744073709551615, sequence=...) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0merge.cc:3567
#13 0x0000000000a13284 in ha_innobase::inplace_alter_table (this=0x7f3cac020f80, altered_table=0x7f3c8c014bc0, ha_alter_info=0x7f3cf917c970) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/handler0alter.cc:3899
#14 0x000000000077eba3 in ha_inplace_alter_table (ha_alter_info=0x7f3cf917c970, altered_table=0x7f3c8c014bc0, this=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.h:2888
#15 mysql_inplace_alter_table (thd=0x1f60d30, table_list=0x7f3c40004eb8, table=0x7f3cac01b500, altered_table=0x7f3c8c014bc0, ha_alter_info=0x7f3cf917c970, inplace_supported=HA_ALTER_INPLACE_NO_LOCK_AFTER_PREPARE, target_mdl_request=0x7f3cf917c670, alter_ctx=0x7f3cf917b050) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc:6519
#16 0x0000000000784837 in mysql_alter_table (thd=<optimized out>, new_db=0x7f3c8c014bc0 "\220T\001\214<\177", new_name=0x7f3c00000000 <Address 0x7f3c00000000 out of bounds>, create_info=<optimized out>, table_list=0x7f3c40004eb8, alter_info=0x7f3cf917d110, order_num=0, order=0x0, ignore=false) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc:8399
#17 0x0000000000894217 in Sql_cmd_alter_table::execute (this=<optimized out>, thd=0x1f60d30) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_alter.cc:317
#18 0x00000000007218eb in mysql_execute_command (thd=0x1f60d30) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5157
#19 0x00000000007280d8 in mysql_parse (thd=0x1f60d30, rawbuf=0x1f630f0 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#20 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x1f60d30, packet=0x7f3cf917e910 "0\r\366\001", packet_length=63) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#21 0x000000000072a437 in do_command (thd=0x1f60d30) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#22 0x00000000007d7817 in threadpool_process_request (thd=0x1f60d30) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#23 0x00000000007da4f8 in handle_event (connection=0x1fcd370) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#24 worker_main (param=0x150d400 <all_groups+2048>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#25 0x00000000009dfc3a in pfs_spawn_thread (arg=0x2056980) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#26 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#27 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 54 (LWP 7952):
+bt
#0  0x000000340c4e8f03 in epoll_wait () from /lib64/libc.so.6
#1  0x00000000007d81d7 in io_poll_wait (pollfd=17, native_events=0x7f3d007f2a90, maxevents=1024, timeout_ms=-1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:281
#2  0x00000000007d85ad in listener (current_thread=<optimized out>, thread_group=0x150d200 <all_groups+1536>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:643
#3  0x00000000007d9a1c in get_event (current_thread=0x7f3d007f5c60, thread_group=0x150d200 <all_groups+1536>, abstime=0x7f3d007f5d60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1093
#4  0x00000000007da4b3 in worker_main (param=0x150d200 <all_groups+1536>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1515
#5  0x00000000009dfc3a in pfs_spawn_thread (arg=0x1f806f0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#6  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#7  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 53 (LWP 7732):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a713bb in os_cond_wait_timed (abstime=0x7f3cfec09cc0, fast_mutex=0x1a6e460, cond=0x1a6e4a0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x1a6e460, time_in_usec=<optimized out>, reset_sig_count=1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:723
#3  0x0000000000b03141 in srv_error_monitor_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:2088
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 52 (LWP 7721):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6b873 in os_aio_linux_collect (seg_size=256, segment=1, array=0x1a6d6a0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=3, message1=0x7f3d04ebfd98, message2=0x7f3d04ebfd90, type=0x7f3d04ebfd88, space_id=0x7f3d04ebfd80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bc1407 in fil_aio_wait (segment=3) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5574
#4  0x0000000000b08278 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/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 51 (LWP 7784):
+bt
#0  0x000000340cc0f2a5 in sigwait () from /lib64/libpthread.so.0
#1  0x00000000005a2b8b in signal_hand (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/mysqld.cc:3167
#2  0x00000000009dfc3a in pfs_spawn_thread (arg=0x1e999d0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#3  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#4  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 50 (LWP 7964):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3c8800c900, cond=0x7f3c8800c940) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3c8800c900, reset_sig_count=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3ce401ea40) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3ccbffcc8c, trx=0x7f3c6800cd78, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3ce4013bf0, record=0x7f3ce401ac50 "\377\377\377\377\377\377\377\377\377]\001\344<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3ce4013bf0, buf=0x7f3ce401ac50 "\377\377\377\377\377\377\377\377\377]\001\344<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x20a38e0, table=0x7f3ce401f9e0, info=0x7f3ccbffd0e0, update=0x7f3ccbffd060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x20a38e0, table_list=0x7f3c68004ea8, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x20a38e0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x20a38e0, rawbuf=0x20a5ca0 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x20a38e0, packet=0x7f3ccbffe910 "\340\070\n\002", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x20a38e0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x20a38e0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1f86d60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150d600 <all_groups+2560>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x1f54a90) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 49 (LWP 7716):
+bt
#0  0x000000340c4df253 in poll () from /lib64/libc.so.6
#1  0x00000000005a40ca in handle_connections_sockets () at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/mysqld.cc:6254
#2  0x00000000005ab0ab in mysqld_main (argc=55, argv=0x196f178) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/mysqld.cc:5669
#3  0x000000340c41ecdd in __libc_start_main () from /lib64/libc.so.6
#4  0x000000000059c341 in _start ()

Thread 48 (LWP 7725):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6b873 in os_aio_linux_collect (seg_size=256, segment=1, array=0x1aac900) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=7, message1=0x7f3d026bbd98, message2=0x7f3d026bbd90, type=0x7f3d026bbd88, space_id=0x7f3d026bbd80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bc1407 in fil_aio_wait (segment=7) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5574
#4  0x0000000000b08278 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/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 47 (LWP 7751):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a713bb in os_cond_wait_timed (abstime=0x7f3cfa602c90, fast_mutex=0x1e75ac0, cond=0x1e75b00) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x1e75ac0, time_in_usec=<optimized out>, reset_sig_count=1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:723
#3  0x0000000000b3b960 in ib_wqueue_timedwait (wq=0x1e75908, wait_in_usecs=5000000) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/ut/ut0wqueue.cc:154
#4  0x0000000000bef4d0 in fts_optimize_thread (arg=0x1e75908) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fts/fts0opt.cc:2972
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 46 (LWP 7718):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6b873 in os_aio_linux_collect (seg_size=256, segment=0, array=0x1a9ee60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=0, message1=0x7f3d18a72d98, message2=0x7f3d18a72d90, type=0x7f3d18a72d88, space_id=0x7f3d18a72d80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bc1407 in fil_aio_wait (segment=0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5574
#4  0x0000000000b08278 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/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 7980):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3cb0140a40, cond=0x7f3cb0140a80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3cb0140a40, reset_sig_count=5) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3c70012fb0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3d00771c8c, trx=0x7f3cb8000b28, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3c70010940, record=0x7f3c7001b9b0 "\377\376\377\377\377\377\377\377\377", '\217' <repeats 23 times>, "\340\271\001p<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3c70010940, buf=0x7f3c7001b9b0 "\377\376\377\377\377\377\377\377\377", '\217' <repeats 23 times>, "\340\271\001p<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x200aa00, table=0x7f3c7000c1d0, info=0x7f3d007720e0, update=0x7f3d00772060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x200aa00, table_list=0x7f3ca4004ea8, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x200aa00) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x200aa00, rawbuf=0x200cdc0 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x200aa00, packet=0x7f3d00773910 "", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x200aa00) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x200aa00) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1f25860) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150d800 <all_groups+3072>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x1f6f8e0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 44 (LWP 7749):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x1a6e580, cond=0x1a6e5c0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x1a6e580, reset_sig_count=1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000b7f71c in buf_dump_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/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 43 (LWP 7727):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6b873 in os_aio_linux_collect (seg_size=256, segment=3, array=0x1aac900) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=9, message1=0x7f3d012b9d98, message2=0x7f3d012b9d90, type=0x7f3d012b9d88, space_id=0x7f3d012b9d80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bc1407 in fil_aio_wait (segment=9) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5574
#4  0x0000000000b08278 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/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 9762):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000000007d9966 in inline_mysql_cond_timedwait (src_line=1131, abstime=0x7f3cf8cecd60, mutex=0x150d600 <all_groups+2560>, that=0x7f3cf8cecc80, src_file=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  get_event (current_thread=0x7f3cf8cecc60, thread_group=0x150d600 <all_groups+2560>, abstime=0x7f3cf8cecd60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1131
#3  0x00000000007da4b3 in worker_main (param=0x150d600 <all_groups+2560>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1515
#4  0x00000000009dfc3a in pfs_spawn_thread (arg=0x1f86690) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 41 (LWP 9892):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000000007d9966 in inline_mysql_cond_timedwait (src_line=1131, abstime=0x7f3cf8ef4d60, mutex=0x150d800 <all_groups+3072>, that=0x7f3cf8ef4c80, src_file=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  get_event (current_thread=0x7f3cf8ef4c60, thread_group=0x150d800 <all_groups+3072>, abstime=0x7f3cf8ef4d60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1131
#3  0x00000000007da4b3 in worker_main (param=0x150d800 <all_groups+3072>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1515
#4  0x00000000009dfc3a in pfs_spawn_thread (arg=0x1f8c030) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 40 (LWP 7803):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000000007d9966 in inline_mysql_cond_timedwait (src_line=1131, abstime=0x7f3d00877d60, mutex=0x150d000 <all_groups+1024>, that=0x7f3d00877c80, src_file=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  get_event (current_thread=0x7f3d00877c60, thread_group=0x150d000 <all_groups+1024>, abstime=0x7f3d00877d60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1131
#3  0x00000000007da4b3 in worker_main (param=0x150d000 <all_groups+1024>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1515
#4  0x00000000009dfc3a in pfs_spawn_thread (arg=0x1f7abc0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 39 (LWP 8024):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3cac0145a0, cond=0x7f3cac0145e0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3cac0145a0, reset_sig_count=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3c60004310) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3d00730c8c, trx=0x7f3c98013f78, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3c60001ea0, record=0x7f3c60000e70 "\377\377\377\377\377\377\377\377\377\016") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3c60001ea0, buf=0x7f3c60000e70 "\377\377\377\377\377\377\377\377\377\016") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x2042d10, table=0x7f3c600015b0, info=0x7f3d007310e0, update=0x7f3d00731060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x2042d10, table_list=0x7f3c9800c0a8, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x2042d10) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x2042d10, rawbuf=0x20450d0 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x2042d10, packet=0x7f3d00732910 "\020-\004\002", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x2042d10) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x2042d10) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1f73df0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150da00 <all_groups+3584>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x1f7df40) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 38 (LWP 7734):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x1e2f4c0, cond=0x1e2f500) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x1e2f4c0, reset_sig_count=33) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000b0e6c1 in sync_array_wait_event (arr=0x1a6d740, index=1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
#4  0x0000000000b0ef4d in rw_lock_s_lock_spin (lock=0x1e2f100, pass=<optimized out>, file_name=0xdd8f60 "/bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/log/log0log.cc", line=2128) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0rw.cc:443
#5  0x0000000000a560fd in pfs_rw_lock_s_lock_func (line=2128, lock=0x1e2f100, pass=<optimized out>, file_name=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0rw.ic:685
#6  log_checkpoint (sync=<optimized out>, write_always=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/log/log0log.cc:2128
#7  0x0000000000b03dde in srv_master_do_active_tasks () at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:2644
#8  srv_master_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:2857
#9  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#10 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 37 (LWP 7962):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3c5000d2d0, cond=0x7f3c5000d310) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3c5000d2d0, reset_sig_count=3) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3c8000aef0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3d007b2c8c, trx=0x7f3c58000c28, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3c80008690, record=0x7f3c8000a3d0 "\377\377\377\377\377\377\377\377\377\243") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3c80008690, buf=0x7f3c8000a3d0 "\377\377\377\377\377\377\377\377\377\243") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x1ffa800, table=0x7f3c80007da0, info=0x7f3d007b30e0, update=0x7f3d007b3060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x1ffa800, table_list=0x7f3cac004eb0, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x1ffa800) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x1ffa800, rawbuf=0x1ffcbc0 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x1ffa800, packet=0x7f3d007b4910 "", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x1ffa800) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x1ffa800) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1fb1e10) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150d400 <all_groups+2048>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x1f0b910) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 36 (LWP 7733):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a713bb in os_cond_wait_timed (abstime=0x7f3cfe208d30, fast_mutex=0x1a6e4f0, cond=0x1a6e530) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x1a6e4f0, time_in_usec=<optimized out>, reset_sig_count=1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:723
#3  0x0000000000b051ac in srv_monitor_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:1826
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 35 (LWP 7726):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6b873 in os_aio_linux_collect (seg_size=256, segment=2, array=0x1aac900) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=8, message1=0x7f3d01cbad98, message2=0x7f3d01cbad90, type=0x7f3d01cbad88, space_id=0x7f3d01cbad80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bc1407 in fil_aio_wait (segment=8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5574
#4  0x0000000000b08278 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/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 34 (LWP 8882):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000000007d9966 in inline_mysql_cond_timedwait (src_line=1131, abstime=0x7f3cf8c6ad60, mutex=0x150da00 <all_groups+3584>, that=0x7f3cf8c6ac80, src_file=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  get_event (current_thread=0x7f3cf8c6ac60, thread_group=0x150da00 <all_groups+3584>, abstime=0x7f3cf8c6ad60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1131
#3  0x00000000007da4b3 in worker_main (param=0x150da00 <all_groups+3584>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1515
#4  0x00000000009dfc3a in pfs_spawn_thread (arg=0x201e8c0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 33 (LWP 9550):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000000007d9966 in inline_mysql_cond_timedwait (src_line=1131, abstime=0x7f3d004e9d60, mutex=0x150ce00 <all_groups+512>, that=0x7f3d004e9c80, src_file=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  get_event (current_thread=0x7f3d004e9c60, thread_group=0x150ce00 <all_groups+512>, abstime=0x7f3d004e9d60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1131
#3  0x00000000007da4b3 in worker_main (param=0x150ce00 <all_groups+512>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1515
#4  0x00000000009dfc3a in pfs_spawn_thread (arg=0x1fee410) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 32 (LWP 7720):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6b873 in os_aio_linux_collect (seg_size=256, segment=0, array=0x1a6d6a0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=2, message1=0x7f3d058c0d98, message2=0x7f3d058c0d90, type=0x7f3d058c0d88, space_id=0x7f3d058c0d80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bc1407 in fil_aio_wait (segment=2) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5574
#4  0x0000000000b08278 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/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 31 (LWP 9896):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000000007d9966 in inline_mysql_cond_timedwait (src_line=1131, abstime=0x7f3cf8c29d60, mutex=0x150cc00 <all_groups>, that=0x7f3cf8c29c80, src_file=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  get_event (current_thread=0x7f3cf8c29c60, thread_group=0x150cc00 <all_groups>, abstime=0x7f3cf8c29d60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1131
#3  0x00000000007da4b3 in worker_main (param=0x150cc00 <all_groups>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1515
#4  0x00000000009dfc3a in pfs_spawn_thread (arg=0x7f3c7c00f0b0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 30 (LWP 7724):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6b873 in os_aio_linux_collect (seg_size=256, segment=0, array=0x1aac900) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=6, message1=0x7f3d030bcd98, message2=0x7f3d030bcd90, type=0x7f3d030bcd88, space_id=0x7f3d030bcd80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bc1407 in fil_aio_wait (segment=6) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5574
#4  0x0000000000b08278 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/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 29 (LWP 7722):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6b873 in os_aio_linux_collect (seg_size=256, segment=2, array=0x1a6d6a0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=4, message1=0x7f3d044bed98, message2=0x7f3d044bed90, type=0x7f3d044bed88, space_id=0x7f3d044bed80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bc1407 in fil_aio_wait (segment=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5574
#4  0x0000000000b08278 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/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 28 (LWP 9747):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3c9806b420, cond=0x7f3c9806b460) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3c9806b420, reset_sig_count=8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3c5801d440) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3cf8dadc8c, trx=0x7f3cc400bd88, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3c5801abe0, record=0x7f3c5801c920 "\377\377\377\377\377\377\377\377\377\311\001X<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3c5801abe0, buf=0x7f3c5801c920 "\377\377\377\377\377\377\377\377\377\311\001X<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x205ad70, table=0x7f3c5801a2f0, info=0x7f3cf8dae0e0, update=0x7f3cf8dae060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x205ad70, table_list=0x7f3c8c004eb0, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x205ad70) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x205ad70, rawbuf=0x205d130 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x205ad70, packet=0x7f3cf8daf910 "p\255\005\002", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x205ad70) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x205ad70) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1f83ed0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150d400 <all_groups+2048>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x20065c0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 27 (LWP 8544):
+bt
#0  0x000000340c4e8f03 in epoll_wait () from /lib64/libc.so.6
#1  0x00000000007d81d7 in io_poll_wait (pollfd=16, native_events=0x7f3cf8ca8a90, maxevents=1024, timeout_ms=-1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:281
#2  0x00000000007d85ad in listener (current_thread=<optimized out>, thread_group=0x150d000 <all_groups+1024>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:643
#3  0x00000000007d9a1c in get_event (current_thread=0x7f3cf8cabc60, thread_group=0x150d000 <all_groups+1024>, abstime=0x7f3cf8cabd60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1093
#4  0x00000000007da4b3 in worker_main (param=0x150d000 <all_groups+1024>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1515
#5  0x00000000009dfc3a in pfs_spawn_thread (arg=0x7f3cec000ea0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#6  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#7  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 26 (LWP 8300):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000000007d9966 in inline_mysql_cond_timedwait (src_line=1131, abstime=0x7f3cf8d6ed60, mutex=0x150d200 <all_groups+1536>, that=0x7f3cf8d6ec80, src_file=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  get_event (current_thread=0x7f3cf8d6ec60, thread_group=0x150d200 <all_groups+1536>, abstime=0x7f3cf8d6ed60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1131
#3  0x00000000007da4b3 in worker_main (param=0x150d200 <all_groups+1536>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1515
#4  0x00000000009dfc3a in pfs_spawn_thread (arg=0x20970f0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 25 (LWP 7785):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3c280106b0, cond=0x7f3c280106f0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3c280106b0, reset_sig_count=5) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3cd000bff0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3d008b6c8c, trx=0x7f3c9001b238, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3cd00516b0, record=0x7f3cd00539f0 "\377\377\377\377\377\377\377\377\377", '\217' <repeats 23 times>, " :\005\320<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3cd00516b0, buf=0x7f3cd00539f0 "\377\377\377\377\377\377\377\377\377", '\217' <repeats 23 times>, " :\005\320<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x204acc0, table=0x7f3cd00116c0, info=0x7f3d008b70e0, update=0x7f3d008b7060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x204acc0, table_list=0x7f3c9000c0a8, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x204acc0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x204acc0, rawbuf=0x204d080 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x204acc0, packet=0x7f3d008b8910 "\300\254\004\002", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x204acc0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x204acc0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1fb6020) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150ce00 <all_groups+512>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x1f54a90) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 24 (LWP 8150):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3cdc0024f0, cond=0x7f3cdc002530) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3cdc0024f0, reset_sig_count=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3ca000e580) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3cf8e70c8c, trx=0x7f3c5c00c2d8, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3ca0007db0, record=0x7f3ca000fad0 "\377\376\377\377\377\377\377\377\377", <incomplete sequence \372>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3ca0007db0, buf=0x7f3ca000fad0 "\377\376\377\377\377\377\377\377\377", <incomplete sequence \372>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x2022d00, table=0x7f3ca000f1e0, info=0x7f3cf8e710e0, update=0x7f3cf8e71060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x2022d00, table_list=0x7f3c90004ea8, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x2022d00) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x2022d00, rawbuf=0x20250c0 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x2022d00, packet=0x7f3cf8e72910 "", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x2022d00) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x2022d00) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1fb2790) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150ce00 <all_groups+512>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x7f3cec000a10) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 23 (LWP 8099):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3c440178f0, cond=0x7f3c44017930) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3c440178f0, reset_sig_count=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3c5c00a2d0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3cf9037c8c, trx=0x7f3cdc0086f8, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3c5c002040, record=0x7f3c5c0013a0 "\377\377\377\377\377\377\377\377\377\023") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3c5c002040, buf=0x7f3c5c0013a0 "\377\377\377\377\377\377\377\377\377\023") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x1fea750, table=0x7f3c5c000ab0, info=0x7f3cf90380e0, update=0x7f3cf9038060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x1fea750, table_list=0x7f3ce8004e68, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x1fea750) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x1fea750, rawbuf=0x1fecb10 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x1fea750, packet=0x7f3cf9039910 "P\247\376\001", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x1fea750) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x1fea750) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1f86e00) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150d000 <all_groups+1024>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x1fee410) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 22 (LWP 8179):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3c78008d50, cond=0x7f3c78008d90) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3c78008d50, reset_sig_count=9) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3c8400ba80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3cf8e2fc8c, trx=0x7f3c5c005aa8, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3c84009610, record=0x7f3c84018240 "\377\376\377\377\377\377\377\377\377", '\217' <repeats 23 times>, "p\202\001\204<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3c84009610, buf=0x7f3c84018240 "\377\376\377\377\377\377\377\377\377", '\217' <repeats 23 times>, "p\202\001\204<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x2083270, table=0x7f3c84008080, info=0x7f3cf8e300e0, update=0x7f3cf8e30060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x2083270, table_list=0x7f3c900132a8, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x2083270) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x2083270, rawbuf=0x2085630 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x2083270, packet=0x7f3cf8e31910 "p2\b\002", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x2083270) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x2083270) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1f4af40) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150ce00 <all_groups+512>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x7f3cec000a10) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 21 (LWP 8180):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3ca000f150, cond=0x7f3ca000f190) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3ca000f150, reset_sig_count=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3c6c00a9c0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3cf8deec8c, trx=0x7f3c88007e98, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3c6c007db0, record=0x7f3c6c011210 "\377\376\377\377\377\377\377\377\377", '\217' <repeats 23 times>, "@\022\001l<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3c6c007db0, buf=0x7f3c6c011210 "\377\376\377\377\377\377\377\377\377", '\217' <repeats 23 times>, "@\022\001l<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x2052c70, table=0x7f3c6c00fbc0, info=0x7f3cf8def0e0, update=0x7f3cf8def060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x2052c70, table_list=0x7f3c88004ea8, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x2052c70) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x2052c70, rawbuf=0x2055030 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x2052c70, packet=0x7f3cf8df0910 "p,\005\002", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x2052c70) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x2052c70) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1f282a0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150d000 <all_groups+1024>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x7f3cec000ea0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 20 (LWP 8075):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3cb013fe40, cond=0x7f3cb013fe80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3cb013fe40, reset_sig_count=8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3ce8010000) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3cf91bdc8c, trx=0x7f3c7000da98, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3ce800db90, record=0x7f3ce8026460 "\377\377\377\377\377\377\377\377\377") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3ce800db90, buf=0x7f3ce8026460 "\377\377\377\377\377\377\377\377\377") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x208b220, table=0x7f3ce8017190, info=0x7f3cf91be0e0, update=0x7f3cf91be060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x208b220, table_list=0x7f3c70004ea8, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x208b220) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x208b220, rawbuf=0x208d5e0 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x208b220, packet=0x7f3cf91bf910 " \262\b\002", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x208b220) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x208b220) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1f51fe0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150d000 <all_groups+1024>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x204e9d0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 19 (LWP 8112):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3ce8025600, cond=0x7f3ce8025640) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3ce8025600, reset_sig_count=11) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3cdc005470) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3cf8f74c8c, trx=0x7f3ca800f018, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3cdc003000, record=0x7f3cdc001e80 "\377\377\377\377\377\377\377\377\377\036") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3cdc003000, buf=0x7f3cdc001e80 "\377\377\377\377\377\377\377\377\377\036") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x2032db0, table=0x7f3cdc002710, info=0x7f3cf8f750e0, update=0x7f3cf8f75060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x2032db0, table_list=0x7f3ca800c0b0, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x2032db0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x2032db0, rawbuf=0x2035170 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x2032db0, packet=0x7f3cf8f76910 "\260-\003\002", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x2032db0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x2032db0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1fd1b10) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150d200 <all_groups+1536>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x7f3cec000a10) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 18 (LWP 10371):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000000007d9966 in inline_mysql_cond_timedwait (src_line=1131, abstime=0x7f3cf89dfd60, mutex=0x150d400 <all_groups+2048>, that=0x7f3cf89dfc80, src_file=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  get_event (current_thread=0x7f3cf89dfc60, thread_group=0x150d400 <all_groups+2048>, abstime=0x7f3cf89dfd60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1131
#3  0x00000000007da4b3 in worker_main (param=0x150d400 <all_groups+2048>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1515
#4  0x00000000009dfc3a in pfs_spawn_thread (arg=0x7f3cec000a10) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 17 (LWP 8110):
+bt
#0  0x000000340c4e8f03 in epoll_wait () from /lib64/libc.so.6
#1  0x00000000007d81d7 in io_poll_wait (pollfd=19, native_events=0x7f3cf8fb4a90, maxevents=1024, timeout_ms=-1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:281
#2  0x00000000007d85ad in listener (current_thread=<optimized out>, thread_group=0x150d600 <all_groups+2560>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:643
#3  0x00000000007d9a1c in get_event (current_thread=0x7f3cf8fb7c60, thread_group=0x150d600 <all_groups+2560>, abstime=0x7f3cf8fb7d60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1093
#4  0x00000000007da4b3 in worker_main (param=0x150d600 <all_groups+2560>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1515
#5  0x00000000009dfc3a in pfs_spawn_thread (arg=0x20065c0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#6  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#7  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 16 (LWP 8120):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3c6c00a070, cond=0x7f3c6c00a0b0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3c6c00a070, reset_sig_count=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3c8c023350) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3cf8eb1c8c, trx=0x7f3c8c00e0c8, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3c8c020ee0, record=0x7f3c8c018820 "\377\376\377\377\377\377\377\377\377\210\001\214<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3c8c020ee0, buf=0x7f3c8c018820 "\377\376\377\377\377\377\377\377\377\210\001\214<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x203ad60, table=0x7f3c8c0257d0, info=0x7f3cf8eb20e0, update=0x7f3cf8eb2060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x203ad60, table_list=0x7f3cac00c0a8, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x203ad60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x203ad60, rawbuf=0x203d120 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x203ad60, packet=0x7f3cf8eb3910 "`\255\003\002", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x203ad60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x203ad60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1f11aa0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150d400 <all_groups+2048>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x7f3c60000b70) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 15 (LWP 8087):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3c54017580, cond=0x7f3c540175c0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3c54017580, reset_sig_count=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3cac0120f0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3cf90b9c8c, trx=0x7f3c78008008, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3cac00f890, record=0x7f3cac0115d0 "\377\376\377\377\377\377\377\377\377\025\001\254<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3cac00f890, buf=0x7f3cac0115d0 "\377\376\377\377\377\377\377\377\377\025\001\254<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x2073070, table=0x7f3cac00efa0, info=0x7f3cf90ba0e0, update=0x7f3cf90ba060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x2073070, table_list=0x7f3c78004ea8, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x2073070) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x2073070, rawbuf=0x2075430 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x2073070, packet=0x7f3cf90bb910 "p0\a\002", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x2073070) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x2073070) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1f31720) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150da00 <all_groups+3584>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x206ec80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 14 (LWP 8103):
+bt
#0  0x000000340c4e8f03 in epoll_wait () from /lib64/libc.so.6
#1  0x00000000007d81d7 in io_poll_wait (pollfd=21, native_events=0x7f3cf8ff5a90, maxevents=1024, timeout_ms=-1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:281
#2  0x00000000007d85ad in listener (current_thread=<optimized out>, thread_group=0x150da00 <all_groups+3584>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:643
#3  0x00000000007d9a1c in get_event (current_thread=0x7f3cf8ff8c60, thread_group=0x150da00 <all_groups+3584>, abstime=0x7f3cf8ff8d60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1093
#4  0x00000000007da4b3 in worker_main (param=0x150da00 <all_groups+3584>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1515
#5  0x00000000009dfc3a in pfs_spawn_thread (arg=0x7f3c78007da0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#6  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#7  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 13 (LWP 8074):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3cc00060b0, cond=0x7f3cc00060f0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3cc00060b0, reset_sig_count=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3c740102a0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3cf91fec8c, trx=0x7f3cd000a798, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3c740043f0, record=0x7f3c740115f0 "\377\377\377\377\377\377\377\377\377\025\001t<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3c740043f0, buf=0x7f3c740115f0 "\377\377\377\377\377\377\377\377\377\025\001t<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x1ff2700, table=0x7f3c74010d00, info=0x7f3cf91ff0e0, update=0x7f3cf91ff060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x1ff2700, table_list=0x7f3ca8004ea8, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x1ff2700) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x1ff2700, rawbuf=0x1ff4ac0 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x1ff2700, packet=0x7f3cf9200910 "", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x1ff2700) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x1ff2700) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1fa0c80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150d200 <all_groups+1536>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x7f3cd00536f0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 12 (LWP 8114):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3c7001be20, cond=0x7f3c7001be60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3c7001be20, reset_sig_count=5) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3ca8012f50) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3cf8f33c8c, trx=0x7f3c8c010098, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3ca80106f0, record=0x7f3ca8012430 "\377\376\377\377\377\377\377\377\377", '\217' <repeats 23 times>, "`$\001\250<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3ca80106f0, buf=0x7f3ca8012430 "\377\376\377\377\377\377\377\377\377", '\217' <repeats 23 times>, "`$\001\250<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x209b600, table=0x7f3ca800fe00, info=0x7f3cf8f340e0, update=0x7f3cf8f34060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x209b600, table_list=0x7f3c8c00c108, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x209b600) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x209b600, rawbuf=0x209d9c0 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x209b600, packet=0x7f3cf8f35910 "", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x209b600) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x209b600) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1f60ae0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150d400 <all_groups+2048>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x7f3c8c00e050) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 11 (LWP 8045):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3c7402fba0, cond=0x7f3c7402fbe0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3c7402fba0, reset_sig_count=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3c60007d50) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3d005ebc8c, trx=0x7f3ca002c508, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3c600054f0, record=0x7f3c60007230 "\377\377\377\377\377\377\377\377\377k") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3c600054f0, buf=0x7f3c60007230 "\377\377\377\377\377\377\377\377\377k") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x2062e70, table=0x7f3c60004c00, info=0x7f3d005ec0e0, update=0x7f3d005ec060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x2062e70, table_list=0x7f3c80004eb0, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x2062e70) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x2062e70, rawbuf=0x2065230 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x2062e70, packet=0x7f3d005ed910 "p.\006\002", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x2062e70) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x2062e70) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1f3e180) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150d600 <all_groups+2560>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x1f2b100) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 10 (LWP 8090):
+bt
#0  0x000000340c4e8f03 in epoll_wait () from /lib64/libc.so.6
#1  0x00000000007d81d7 in io_poll_wait (pollfd=14, native_events=0x7f3cf9077a90, maxevents=1024, timeout_ms=-1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:281
#2  0x00000000007d85ad in listener (current_thread=<optimized out>, thread_group=0x150cc00 <all_groups>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:643
#3  0x00000000007d9a1c in get_event (current_thread=0x7f3cf907ac60, thread_group=0x150cc00 <all_groups>, abstime=0x7f3cf907ad60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1093
#4  0x00000000007da4b3 in worker_main (param=0x150cc00 <all_groups>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1515
#5  0x00000000009dfc3a in pfs_spawn_thread (arg=0x2076d80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#6  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#7  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 9 (LWP 8079):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3c5801a190, cond=0x7f3c5801a1d0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3c5801a190, reset_sig_count=3) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3c54021110) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3cf913bc8c, trx=0x7f3cc0000b28, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3c5401eca0, record=0x7f3c54015b50 "\377\377\377\377\377\377\377\377\377[\001T<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3c5401eca0, buf=0x7f3c54015b50 "\377\377\377\377\377\377\377\377\377[\001T<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x2002900, table=0x7f3c5401c750, info=0x7f3cf913c0e0, update=0x7f3cf913c060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x2002900, table_list=0x7f3ca0004ea8, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x2002900) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x2002900, rawbuf=0x2004cc0 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x2002900, packet=0x7f3cf913d910 "", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x2002900) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x2002900) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1f0b7d0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150d600 <all_groups+2560>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x205ea80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 8 (LWP 8084):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3cbc006bb0, cond=0x7f3cbc006bf0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3cbc006bb0, reset_sig_count=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3cb8007ab0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3cf90fac8c, trx=0x7f3ca4014748, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3cb8001920, record=0x7f3cb8005df0 "\377\377\377\377\377\377\377\377\377]") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3cb8001920, buf=0x7f3cb8005df0 "\377\377\377\377\377\377\377\377\377]") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x206af70, table=0x7f3cb8006a90, info=0x7f3cf90fb0e0, update=0x7f3cf90fb060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x206af70, table_list=0x7f3c84004eb0, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x206af70) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x206af70, rawbuf=0x206d330 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x206af70, packet=0x7f3cf90fc910 "p\257\006\002", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x206af70) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x206af70) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1f2e5b0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150d800 <all_groups+3072>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x2066b80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 7 (LWP 8048):
+bt
#0  0x000000340c4e8f03 in epoll_wait () from /lib64/libc.so.6
#1  0x00000000007d81d7 in io_poll_wait (pollfd=20, native_events=0x7f3d005a9a90, maxevents=1024, timeout_ms=-1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:281
#2  0x00000000007d85ad in listener (current_thread=<optimized out>, thread_group=0x150d800 <all_groups+3072>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:643
#3  0x00000000007d9a1c in get_event (current_thread=0x7f3d005acc60, thread_group=0x150d800 <all_groups+3072>, abstime=0x7f3d005acd60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1093
#4  0x00000000007da4b3 in worker_main (param=0x150d800 <all_groups+3072>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1515
#5  0x00000000009dfc3a in pfs_spawn_thread (arg=0x1fa5320) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#6  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#7  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 6 (LWP 8054):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3c7c00f1d0, cond=0x7f3c7c00f210) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3c7c00f1d0, reset_sig_count=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3cc00055a0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3d00528c8c, trx=0x7f3c9c00cd78, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3cc0003130, record=0x7f3cc0006150 "\377\377\377\377\377\377\377\377\377a") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3cc0003130, buf=0x7f3cc0006150 "\377\377\377\377\377\377\377\377\377a") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x207b170, table=0x7f3cc0002840, info=0x7f3d005290e0, update=0x7f3d00529060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x207b170, table_list=0x7f3c7c004ea8, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x207b170) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x207b170, rawbuf=0x207d530 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x207b170, packet=0x7f3d0052a910 "p\261\a\002", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x207b170) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x207b170) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1f461b0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150cc00 <all_groups>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x1fd7690) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 5 (LWP 8051):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3c6800f9d0, cond=0x7f3c6800fa10) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3c6800f9d0, reset_sig_count=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3c98015d80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3d00569c8c, trx=0x7f3cbc005aa8, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3c9800efb0, record=0x7f3c980177e0 "\377\377\377\377\377\377\377\377\377w\001\230<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3c9800efb0, buf=0x7f3c980177e0 "\377\377\377\377\377\377\377\377\377w\001\230<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x2012b00, table=0x7f3c98014d60, info=0x7f3d0056a0e0, update=0x7f3d0056a060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x2012b00, table_list=0x7f3c98004eb0, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x2012b00) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x2012b00, rawbuf=0x2014ec0 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x2012b00, packet=0x7f3d0056b910 "", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x2012b00) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x2012b00) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1f67ab0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150da00 <all_groups+3584>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x1fa5320) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 4 (LWP 8041):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a71e23 in os_cond_wait (fast_mutex=0x7f3c500051c0, cond=0x7f3c50005200) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7f3c500051c0, reset_sig_count=5) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4ea1e in lock_wait_suspend_thread (thr=0x7f3c780176f0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac8737 in row_mysql_handle_errors (new_err=0x7f3d0066dc8c, trx=0x7f3c94025348, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ace7da in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a079bc in ha_innobase::write_row (this=0x7f3c78010070, record=0x7f3c78016bd0 "\377\377\377\377\377\377\377\377\377k\001x<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6905
#7  0x00000000005ba124 in handler::ha_write_row (this=0x7f3c78010070, buf=0x7f3c78016bd0 "\377\377\377\377\377\377\377\377\377k\001x<\177") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7439
#8  0x0000000000704900 in write_record (thd=0x2093650, table=0x7f3c780162e0, info=0x7f3d0066e0e0, update=0x7f3d0066e060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1935
#9  0x000000000070c409 in mysql_insert (thd=0x2093650, table_list=0x7f3c6c004eb0, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1073
#10 0x00000000007246a9 in mysql_execute_command (thd=0x2093650) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x00000000007280d8 in mysql_parse (thd=0x2093650, rawbuf=0x2095a10 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x2093650, packet=0x7f3d0066f910 "P6\t\002", packet_length=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#13 0x000000000072a437 in do_command (thd=0x2093650) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000007d7817 in threadpool_process_request (thd=0x2093650) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#15 0x00000000007da4f8 in handle_event (connection=0x1f55790) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#16 worker_main (param=0x150d200 <all_groups+1536>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#17 0x00000000009dfc3a in pfs_spawn_thread (arg=0x1f7df40) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#18 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#19 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 3 (LWP 8043):
+bt
#0  0x000000340c4e8f03 in epoll_wait () from /lib64/libc.so.6
#1  0x00000000007d81d7 in io_poll_wait (pollfd=18, native_events=0x7f3d0062ba90, maxevents=1024, timeout_ms=-1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:281
#2  0x00000000007d85ad in listener (current_thread=<optimized out>, thread_group=0x150d400 <all_groups+2048>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:643
#3  0x00000000007d9a1c in get_event (current_thread=0x7f3d0062ec60, thread_group=0x150d400 <all_groups+2048>, abstime=0x7f3d0062ed60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1093
#4  0x00000000007da4b3 in worker_main (param=0x150d400 <all_groups+2048>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1515
#5  0x00000000009dfc3a in pfs_spawn_thread (arg=0x1fa5320) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#6  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#7  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 2 (LWP 8037):
+bt
#0  0x000000340c4e8f03 in epoll_wait () from /lib64/libc.so.6
#1  0x00000000007d81d7 in io_poll_wait (pollfd=15, native_events=0x7f3d006ada90, maxevents=1024, timeout_ms=-1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:281
#2  0x00000000007d85ad in listener (current_thread=<optimized out>, thread_group=0x150ce00 <all_groups+512>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:643
#3  0x00000000007d9a1c in get_event (current_thread=0x7f3d006b0c60, thread_group=0x150ce00 <all_groups+512>, abstime=0x7f3d006b0d60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1093
#4  0x00000000007da4b3 in worker_main (param=0x150ce00 <all_groups+512>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1515
#5  0x00000000009dfc3a in pfs_spawn_thread (arg=0x1f2b100) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#6  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#7  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 1 (LWP 8032):
+bt
#0  0x000000340cc0c69c in pthread_kill () from /lib64/libpthread.so.0
#1  0x0000000000686ffe in handle_fatal_signal (sig=6) at /bzr/5.6-QA_dbg/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  0x0000000000bcb23a in fil_rename_tablespace (old_name_in=0x7f3cb0009c68 "query18053/#sql2-1e24-50", id=42, new_name=0x7f3d006ed0c0 "query18053/t1", new_path_in=0x0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:3111
#6  0x0000000000ba1a50 in dict_table_rename_in_cache (table=0x7f3c7c00e4b8, new_name=0x7f3d006ed0c0 "query18053/t1", rename_also_foreigns=1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0dict.cc:1514
#7  0x0000000000acf154 in row_rename_table_for_mysql (old_name=<optimized out>, new_name=<optimized out>, trx=0x7f3cb006c0e8, commit=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:5029
#8  0x0000000000a09cb0 in innobase_rename_table (to=0x7f3d006ed9b0 "./query18053/t1", from=0x7f3d006edbc0 "./query18053/#sql2-1e24-50", trx=0x7f3cb006c0e8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:10560
#9  ha_innobase::rename_table (this=<optimized out>, from=0x7f3d006edbc0 "./query18053/#sql2-1e24-50", to=0x7f3d006ed9b0 "./query18053/t1") at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:10678
#10 0x0000000000775537 in mysql_rename_table (base=<optimized out>, old_db=0x7f3cb00059f8 "query18053", old_name=0x7f3d006ef9e0 "#sql2-1e24-50", new_db=0x7f3cb00059f8 "query18053", new_name=0x7f3cb0005a10 "t1", flags=65) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc:5169
#11 0x00000000007844b5 in mysql_alter_table (thd=<optimized out>, new_db=0x7f3d006ef820 "", new_name=0x7f3cb000bde0 "`\003\001\260<\177", create_info=<optimized out>, table_list=0x7f3cb0005a48, alter_info=0x7f3d006f0110, order_num=0, order=0x0, ignore=false) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc:8677
#12 0x0000000000894217 in Sql_cmd_alter_table::execute (this=<optimized out>, thd=0x1f39c20) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_alter.cc:317
#13 0x00000000007218eb in mysql_execute_command (thd=0x1f39c20) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5157
#14 0x00000000007280d8 in mysql_parse (thd=0x1f39c20, rawbuf=0x1f3bfe0 "P\303\067\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#15 0x000000000072923c in dispatch_command (command=COM_QUERY, thd=0x1f39c20, packet=0x7f3d006f1910 " \234\363\001", packet_length=46) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1355
#16 0x000000000072a437 in do_command (thd=0x1f39c20) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#17 0x00000000007d7817 in threadpool_process_request (thd=0x1f39c20) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_common.cc:312
#18 0x00000000007da4f8 in handle_event (connection=0x1eccd90) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1466
#19 worker_main (param=0x150cc00 <all_groups>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/sql/threadpool_unix.cc:1519
#20 0x00000000009dfc3a in pfs_spawn_thread (arg=0x1fa5320) at /bzr/5.6-QA_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1858
#21 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#22 0x000000340c4e890d in clone () from /lib64/libc.so.6
(gdb) +set logging off