(gdb) +thread apply all bt

Thread 34 (LWP 14253):
+bt
#0  0x000000363720ec0d in fsync () from /lib64/libpthread.so.0
#1  0x0000000000989258 in my_sync (fd=23, my_flags=48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/mysys/my_sync.c:76
#2  0x00000000009894ba in my_sync_dir (dir_name=<optimized out>, my_flags=16) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/mysys/my_sync.c:146
#3  0x0000000000989577 in my_sync_dir_by_file (file_name=<optimized out>, my_flags=16) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/mysys/my_sync.c:186
#4  0x00000000007d7635 in mysql_create_frm (thd=0x3158680, file_name=0x7f4e5005fdd0 "./transforms/insert_select_14252.frm", db=0x0, table=<optimized out>, create_info=0x7f4e50062a20, create_fields=..., keys=0, key_info=0x7f4de00069f8, db_file=0x7f4de0007fb0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/unireg.cc:444
#5  0x00000000007d7a1e in rea_create_table (thd=0x3158680, path=0x7f4e50060ff0 "./transforms/insert_select_14252", db=0x7f4de0004da0 "transforms", table_name=0x7f4de0004db0 "insert_select_14252", create_info=0x7f4e50062a20, create_fields=..., keys=0, key_info=0x7f4de00069f8, file=0x7f4de0007fb0, no_ha_table=false) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/unireg.cc:512
#6  0x000000000077b5b9 in create_table_impl (thd=0x3158680, db=0x7f4de0004da0 "transforms", table_name=0x7f4de0004db0 "insert_select_14252", path=0x7f4e50060ff0 "./transforms/insert_select_14252", create_info=0x7f4e50062a20, alter_info=0x7f4e50062430, internal_tmp_table=false, select_field_count=1, no_ha_table=false, is_trans=0x0, key_info=0x7f4e50061200, key_count=0x7f4e50061208) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_table.cc:4847
#7  0x000000000077bfb7 in mysql_create_table_no_lock (thd=0x3158680, db=0x7f4de0004da0 "transforms", table_name=0x7f4de0004db0 "insert_select_14252", create_info=0x7f4e50062a20, alter_info=0x7f4e50062430, select_field_count=1, is_trans=0x0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_table.cc:4959
#8  0x0000000000702355 in create_table_from_items (thd=0x3158680, create_info=0x7f4e50062a20, create_table=0x7f4de0004e08, alter_info=0x7f4e50062430, items=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_insert.cc:4050
#9  0x00000000007025e4 in select_create::prepare (this=0x7f4de0006260, values=..., u=0x315ab08) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_insert.cc:4118
#10 0x000000000074244f in JOIN::prepare (this=0x7f4de00063e0, tables_init=<optimized out>, wild_num=51753584, conds_init=<optimized out>, og_num=0, order_init=<optimized out>, group_init=0x0, having_init=0x0, select_lex_arg=0x315b150, unit_arg=0x315ab08) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_resolver.cc:335
#11 0x000000000074acfa in mysql_prepare_select (free_join=<optimized out>, select_lex=0x315b150, unit=0x315ab08, result=0x7f4de0006260, select_options=2953054976, having=0x0, group=0x0, order=0x0, og_num=0, conds=0x0, fields=..., wild_num=0, tables=0x7f4de00055e0, thd=0x3158680) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_select.cc:1055
#12 mysql_select (thd=0x3158680, tables=0x7f4de00055e0, wild_num=0, fields=..., conds=0x0, order=<optimized out>, group=0x315b250, having=0x0, select_options=2953054976, result=0x7f4de0006260, unit=0x315ab08, select_lex=0x315b150) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_select.cc:1178
#13 0x000000000074b0bb in handle_select (thd=0x3158680, result=0x7f4de0006260, setup_tables_done_option=0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_select.cc:111
#14 0x0000000000727e9a in mysql_execute_command (thd=0x3158680) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:3247
#15 0x0000000000728628 in mysql_parse (thd=0x3158680, rawbuf=0x315aa40 "P\303\070\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:6479
#16 0x000000000072978c in dispatch_command (command=COM_QUERY, thd=0x3158680, packet=0x7f4e50063a90 "\200\206\025\003", packet_length=104) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:1355
#17 0x000000000072a987 in do_command (thd=0x3158680) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:1049
#18 0x00000000006ee1ef in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1615
#19 0x00000000006ee2d7 in handle_one_connection (arg=0x3158680) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1526
#20 0x00000000009e033a in pfs_spawn_thread (arg=0x3125c10) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/perfschema/pfs.cc:1858
#21 0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#22 0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 33 (LWP 14274):
+bt
#0  0x000000363720ec0d in fsync () from /lib64/libpthread.so.0
#1  0x0000000000a6dedd in os_file_fsync (file=8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:2286
#2  os_file_flush_func (file=8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:2387
#3  0x0000000000bccc03 in pfs_os_file_flush_func (src_line=5726, file=8, src_file=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/include/os0file.ic:355
#4  fil_flush (space_id=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/fil/fil0fil.cc:5726
#5  0x0000000000a567eb in log_write_up_to (lsn=<optimized out>, wait=<optimized out>, flush_to_disk=1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/log/log0log.cc:1587
#6  0x0000000000b324be in trx_flush_log_if_needed (trx=0x7f4dd0003d18, lsn=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/trx/trx0trx.cc:1314
#7  trx_commit_complete_for_mysql (trx=0x7f4dd0003d18) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/trx/trx0trx.cc:1848
#8  0x0000000000a0ce4d in innobase_commit (hton=<optimized out>, thd=0x3178130, commit_trx=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/handler/ha_innodb.cc:3866
#9  0x00000000005bd498 in ha_commit_low (thd=0x3178130, all=false, run_after_commit=true) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/handler.cc:1528
#10 0x0000000000676b14 in TC_LOG_DUMMY::commit (this=<optimized out>, thd=<optimized out>, all=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/log.h:115
#11 0x00000000005bdd7d in ha_commit_trans (thd=0x3178130, all=<optimized out>, ignore_global_read_lock=false) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/handler.cc:1471
#12 0x00000000007d0947 in trans_commit_stmt (thd=0x3178130) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/transaction.cc:388
#13 0x0000000000721d74 in mysql_execute_command (thd=0x3178130) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:5220
#14 0x0000000000728628 in mysql_parse (thd=0x3178130, rawbuf=0x317a4f0 "P\303\070\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:6479
#15 0x000000000072978c in dispatch_command (command=COM_QUERY, thd=0x3178130, packet=0x7f4e3a4c7a90 "0\201\027\003", packet_length=64) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:1355
#16 0x000000000072a987 in do_command (thd=0x3178130) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:1049
#17 0x00000000006ee1ef in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1615
#18 0x00000000006ee2d7 in handle_one_connection (arg=0x3178130) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1526
#19 0x00000000009e033a in pfs_spawn_thread (arg=0x3144040) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/perfschema/pfs.cc:1858
#20 0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#21 0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 32 (LWP 14259):
+bt
#0  0x0000000000b159ab in mutex_set_debug_info (mutex=0x1550ca0 <rw_lock_debug_mutex>, file_name=0xe05320 "/bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/sync/sync0rw.cc", line=729) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/sync/sync0sync.cc:619
#1  0x0000000000b15cb2 in mutex_enter_nowait_func (mutex=0x1550ca0 <rw_lock_debug_mutex>, file_name=0xe05320 "/bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/sync/sync0rw.cc", line=729) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/sync/sync0sync.cc:405
#2  0x0000000000b11cf9 in pfs_mutex_enter_nowait_func (line=729, mutex=<optimized out>, file_name=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/include/sync0sync.ic:286
#3  rw_lock_debug_mutex_enter () at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/sync/sync0rw.cc:729
#4  0x0000000000b12317 in rw_lock_add_debug_info (lock=0x7f4e41225eb0, pass=0, lock_type=352, file_name=0xdfb6d0 "/bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc", line=1117) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/sync/sync0rw.cc:780
#5  0x0000000000b7609b in rw_lock_s_lock_low (lock=0x7f4e41225eb0, file_name=0xdfb6d0 "/bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc", line=<optimized out>, pass=0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/include/sync0rw.ic:316
#6  0x0000000000b7e6e7 in pfs_rw_lock_s_lock_low (line=1117, file_name=0xdfb6d0 "/bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc", lock=0x7f4e41225eb0, pass=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/include/sync0rw.ic:724
#7  buf_page_optimistic_get (rw_latch=1, block=0x7f4e41225d78, modify_clock=94, file=0xdfb6d0 "/bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc", line=1117, mtr=0x7f4e3a584f60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/buf/buf0buf.cc:3086
#8  0x0000000000b6a937 in btr_pcur_restore_position_func (latch_mode=1, cursor=0x7f4de403ecf8, file=0xdfb6d0 "/bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc", line=1117, mtr=0x7f4e3a584f60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/btr/btr0pcur.cc:284
#9  0x0000000000af07eb in row_sel_restore_pcur_pos (mtr=0x7f4e3a584f60, plan=0x7f4de403ece8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc:1117
#10 row_sel (node=0x7f4de403e640, thr=0x7f4de4040518) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc:1466
#11 0x0000000000af1b2b in row_sel_step (thr=0x7f4de4040518) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc:2122
#12 0x0000000000a9b518 in que_thr_step (thr=0x7f4de4040518) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/que/que0que.cc:1093
#13 que_run_threads_low (thr=0x7f4de4040518) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/que/que0que.cc:1177
#14 0x0000000000a9bd20 in que_run_threads (thr=0x7f4de4040518) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/que/que0que.cc:1218
#15 0x0000000000a9c07f in que_eval_sql (info=<optimized out>, sql=<optimized out>, reserve_dict_mutex=1, trx=0x7f4de4074dc8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/que/que0que.cc:1301
#16 0x0000000000bc4d9f in dict_stats_fetch_from_ps (table=0x7f4de4055288) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/dict/dict0stats.cc:2828
#17 dict_stats_update (table=0x7f4e18013ac8, stats_upd_option=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/dict/dict0stats.cc:3034
#18 0x0000000000a0aac5 in dict_stats_init (table=0x7f4e18013ac8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/include/dict0stats.ic:174
#19 ha_innobase::open (this=0x7f4de4036630, name=0x7f4de4068498 "./test/table10_innodb_compressed", mode=<optimized out>, test_if_locked=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/handler/ha_innodb.cc:5151
#20 0x00000000005b7fca in handler::ha_open (this=0x7f4de4036630, table_arg=<optimized out>, name=0x7f4de4068498 "./test/table10_innodb_compressed", mode=2, test_if_locked=2) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/handler.cc:2504
#21 0x00000000007c3b5c in open_table_from_share (thd=0x3160780, share=<optimized out>, alias=<optimized out>, db_stat=39, prgflag=<optimized out>, ha_open_flags=0, outparam=0x7f4de4030820, is_create_table=false) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/table.cc:2332
#22 0x00000000006c79d7 in open_table (thd=0x3160780, table_list=0x7f4de4005738, ot_ctx=0x7f4e3a587030) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_base.cc:3107
#23 0x00000000006cb58c in open_and_process_table (ot_ctx=0x7f4e3a587030, has_prelocking_list=false, prelocking_strategy=0x7f4e3a588bc0, flags=0, counter=0x7f4e3a588bd8, tables=0x7f4de4005738, lex=0x3162b40, thd=0x3160780) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_base.cc:4592
#24 open_tables (thd=0x3160780, start=0x7f4e3a5871c8, counter=0x7f4e3a588bd8, flags=0, prelocking_strategy=0x7f4e3a588bc0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_base.cc:5099
#25 0x0000000000780dac in mysql_alter_table (thd=0x3160780, new_db=0x7f4de4005c98 "test", new_name=0x0, create_info=0x7f4e3a5891b0, table_list=0x7f4de4005738, alter_info=0x7f4e3a589290, order_num=0, order=0x0, ignore=false) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_table.cc:7886
#26 0x0000000000894957 in Sql_cmd_alter_table::execute (this=<optimized out>, thd=0x3160780) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_alter.cc:317
#27 0x0000000000721e3b in mysql_execute_command (thd=0x3160780) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:5159
#28 0x0000000000728628 in mysql_parse (thd=0x3160780, rawbuf=0x3162b40 "P\303\070\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:6479
#29 0x000000000072978c in dispatch_command (command=COM_QUERY, thd=0x3160780, packet=0x7f4e3a58aa90 "\200\a\026\003", packet_length=1282) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:1355
#30 0x000000000072a987 in do_command (thd=0x3160780) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:1049
#31 0x00000000006ee1ef in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1615
#32 0x00000000006ee2d7 in handle_one_connection (arg=0x3160780) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1526
#33 0x00000000009e033a in pfs_spawn_thread (arg=0x3125c10) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/perfschema/pfs.cc:1858
#34 0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#35 0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 31 (LWP 14242):
+bt
#0  0x000000363720b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000000005a41bf in inline_mysql_cond_wait (src_line=2666, mutex=0x14f7860 <LOCK_thread_count>, that=0x14f97e0 <COND_thread_cache>, src_file=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/include/mysql/psi/mysql_thread.h:1162
#2  block_until_new_connection () at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/mysqld.cc:2666
#3  one_thread_per_connection_end (thd=<optimized out>, block_pthread=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/mysqld.cc:2760
#4  0x00000000006ee16e in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1629
#5  0x00000000006ee2d7 in handle_one_connection (arg=0x3148480) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1526
#6  0x00000000009e033a in pfs_spawn_thread (arg=0x3125c10) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/perfschema/pfs.cc:1858
#7  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#8  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 30 (LWP 14045):
+bt
#0  0x000000363720f2a5 in sigwait () from /lib64/libpthread.so.0
#1  0x00000000005a2fcb in signal_hand (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/mysqld.cc:3172
#2  0x00000000009e033a in pfs_spawn_thread (arg=0x2fe81a0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/perfschema/pfs.cc:1858
#3  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#4  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 29 (LWP 14281):
+bt
#0  0x000000363720b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a73183 in os_cond_wait (fast_mutex=0x2963970, cond=0x29639b0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x2963970, reset_sig_count=23120) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0sync.cc:610
#3  0x0000000000b11cd1 in rw_lock_debug_mutex_enter () at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/sync/sync0rw.cc:741
#4  0x0000000000b12013 in rw_lock_remove_debug_info (lock=0x7f4e41204410, pass=0, lock_type=352) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/sync/sync0rw.cc:817
#5  0x0000000000a6a05e in rw_lock_s_unlock_func (pass=0, lock=0x7f4e41204410) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/include/sync0rw.ic:450
#6  pfs_rw_lock_s_unlock_func (lock=0x7f4e41204410, pass=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/include/sync0rw.ic:779
#7  buf_page_release (rw_latch=1, block=0x7f4e412041e8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/include/buf0buf.ic:1356
#8  mtr_memo_slot_release_func (mtr=<optimized out>, slot=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/mtr/mtr0mtr.cc:82
#9  0x0000000000a6b653 in mtr_memo_pop_all (mtr=0x7f4e3a480f60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/mtr/mtr0mtr.cc:133
#10 mtr_commit (mtr=0x7f4e3a480f60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/mtr/mtr0mtr.cc:326
#11 0x0000000000af0d1a in row_sel (node=0x7f4dd406c5b0, thr=0x7f4dd406e488) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc:1889
#12 0x0000000000af1b2b in row_sel_step (thr=0x7f4dd406e488) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc:2122
#13 0x0000000000a9b518 in que_thr_step (thr=0x7f4dd406e488) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/que/que0que.cc:1093
#14 que_run_threads_low (thr=0x7f4dd406e488) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/que/que0que.cc:1177
#15 0x0000000000a9bd20 in que_run_threads (thr=0x7f4dd406e488) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/que/que0que.cc:1218
#16 0x0000000000a9c07f in que_eval_sql (info=<optimized out>, sql=<optimized out>, reserve_dict_mutex=1, trx=0x7f4dd409e028) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/que/que0que.cc:1301
#17 0x0000000000bc4d9f in dict_stats_fetch_from_ps (table=0x7f4dd4038c48) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/dict/dict0stats.cc:2828
#18 dict_stats_update (table=0x7f4dd40983c8, stats_upd_option=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/dict/dict0stats.cc:3034
#19 0x0000000000a0aac5 in dict_stats_init (table=0x7f4dd40983c8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/include/dict0stats.ic:174
#20 ha_innobase::open (this=0x7f4dd40645e0, name=0x7f4dd4036088 "./test/table10_innodb_default", mode=<optimized out>, test_if_locked=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/handler/ha_innodb.cc:5151
#21 0x00000000005b7fca in handler::ha_open (this=0x7f4dd40645e0, table_arg=<optimized out>, name=0x7f4dd4036088 "./test/table10_innodb_default", mode=2, test_if_locked=2) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/handler.cc:2504
#22 0x00000000007c3b5c in open_table_from_share (thd=0x3180230, share=<optimized out>, alias=<optimized out>, db_stat=39, prgflag=<optimized out>, ha_open_flags=0, outparam=0x7f4dd4046e30, is_create_table=false) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/table.cc:2332
#23 0x00000000006c79d7 in open_table (thd=0x3180230, table_list=0x7f4dd40066b8, ot_ctx=0x7f4e3a483030) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_base.cc:3107
#24 0x00000000006cb58c in open_and_process_table (ot_ctx=0x7f4e3a483030, has_prelocking_list=false, prelocking_strategy=0x7f4e3a484bc0, flags=0, counter=0x7f4e3a484bd8, tables=0x7f4dd40066b8, lex=0x31825f0, thd=0x3180230) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_base.cc:4592
#25 open_tables (thd=0x3180230, start=0x7f4e3a4831c8, counter=0x7f4e3a484bd8, flags=0, prelocking_strategy=0x7f4e3a484bc0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_base.cc:5099
#26 0x0000000000780dac in mysql_alter_table (thd=0x3180230, new_db=0x7f4dd4006c18 "test", new_name=0x0, create_info=0x7f4e3a4851b0, table_list=0x7f4dd40066b8, alter_info=0x7f4e3a485290, order_num=0, order=0x0, ignore=false) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_table.cc:7886
#27 0x0000000000894957 in Sql_cmd_alter_table::execute (this=<optimized out>, thd=0x3180230) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_alter.cc:317
#28 0x0000000000721e3b in mysql_execute_command (thd=0x3180230) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:5159
#29 0x0000000000728628 in mysql_parse (thd=0x3180230, rawbuf=0x31825f0 "P\303\070\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:6479
#30 0x0000000000729ae7 in dispatch_command (command=<optimized out>, thd=0x3180230, packet=0x7f4e3a486a90 "0\002\030\003", packet_length=1175) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:1430
#31 0x000000000072a987 in do_command (thd=0x3180230) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:1049
#32 0x00000000006ee1ef in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1615
#33 0x00000000006ee2d7 in handle_one_connection (arg=0x3180230) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1526
#34 0x00000000009e033a in pfs_spawn_thread (arg=0x3154240) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/perfschema/pfs.cc:1858
#35 0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#36 0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 28 (LWP 14040):
+bt
#0  0x00000036372092c1 in pthread_mutex_lock () from /lib64/libpthread.so.0
#1  0x0000000000a7326d in os_fast_mutex_lock_func (fast_mutex=0x2963970) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0sync.cc:873
#2  pfs_os_fast_mutex_lock (line=484, fast_mutex=0x2963970, file_name=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/include/os0sync.ic:126
#3  os_event_reset (event=0x2963970) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0sync.cc:484
#4  0x0000000000b11c4c in rw_lock_debug_mutex_enter () at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/sync/sync0rw.cc:733
#5  0x0000000000b11f45 in rw_lock_own (lock=0x7f4e411e96d0, lock_type=351) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/sync/sync0rw.cc:862
#6  0x0000000000a3f9fe in buf_block_get_lock_hash_val (block=0x7f4e411e9598) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/include/buf0buf.ic:862
#7  lock_rec_get_first_on_page (block=0x7f4e411e9598) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/lock/lock0lock.cc:1264
#8  0x0000000000a4bce0 in lock_move_rec_list_end (new_block=0x7f4e4119d8f8, block=0x7f4e411e9598, rec=0x7f4e4824c063 "infimum") at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/lock/lock0lock.cc:2917
#9  0x0000000000a8375a in page_copy_rec_list_end (new_block=0x7f4e4119d8f8, block=0x7f4e411e9598, rec=0x7f4e4824c063 "infimum", index=0x7f4e1805e9f8, mtr=0x7f4e376da120) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/page/page0page.cc:750
#10 0x0000000000b52358 in btr_compress (cursor=0x2f9c0f0, adjust=0, mtr=0x7f4e376da120) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/btr/btr0btr.cc:3736
#11 0x0000000000b59b3e in btr_cur_compress_if_useful (cursor=0x2f9c0f0, adjust=0, mtr=0x7f4e376da120) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/btr/btr0cur.cc:3298
#12 0x0000000000b65f37 in btr_cur_pessimistic_delete (err=0x7f4e376da91c, has_reserved_extents=<optimized out>, cursor=0x2f9c0f0, flags=0, rb_ctx=RB_NONE, mtr=0x7f4e376da120) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/btr/btr0cur.cc:3562
#13 0x0000000000ae0e4f in row_purge_remove_clust_if_poss_low (node=0x2f9c058, mode=33) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0purge.cc:167
#14 0x0000000000ae289d in row_purge_remove_clust_if_poss (node=0x2f9c058) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0purge.cc:209
#15 row_purge_del_mark (node=0x2f9c058) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0purge.cc:539
#16 row_purge_record_func (node=0x2f9c058, undo_rec=<optimized out>, thr=<optimized out>, updated_extern=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0purge.cc:806
#17 0x0000000000ae2ff8 in row_purge (thr=0x2f9bea0, undo_rec=0x7f4e30038378 "\023\247\016\200\214\020", node=0x2f9c058) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0purge.cc:862
#18 row_purge_step (thr=0x2f9bea0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0purge.cc:942
#19 0x0000000000a9b698 in que_thr_step (thr=0x2f9bea0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/que/que0que.cc:1115
#20 que_run_threads_low (thr=0x2f9bea0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/que/que0que.cc:1177
#21 0x0000000000a9bd20 in que_run_threads (thr=0x2f9bea0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/que/que0que.cc:1218
#22 0x0000000000b20403 in trx_purge (n_purge_threads=1, batch_size=300, truncate=false) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/trx/trx0purge.cc:1251
#23 0x0000000000b09709 in srv_do_purge (n_total_purged=<optimized out>, n_threads=1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/srv/srv0srv.cc:3106
#24 srv_purge_coordinator_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/srv/srv0srv.cc:3283
#25 0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#26 0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 27 (LWP 14044):
+bt
#0  0x000000363720b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a7271b in os_cond_wait_timed (abstime=0x7f4e34ed6c90, fast_mutex=0x2f895b0, cond=0x2f895f0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x2f895b0, time_in_usec=<optimized out>, reset_sig_count=1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0sync.cc:723
#3  0x0000000000b427e1 in ib_wqueue_timedwait (wq=0x2f840d8, wait_in_usecs=5000000) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/ut/ut0wqueue.cc:154
#4  0x0000000000bfb140 in fts_optimize_thread (arg=0x2f840d8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/fts/fts0opt.cc:2972
#5  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#6  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 26 (LWP 14250):
+bt
#0  0x0000003636edf253 in poll () from /lib64/libc.so.6
#1  0x0000000000cb0036 in vio_io_wait (vio=<optimized out>, event=VIO_IO_EVENT_READ, timeout=28800000) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/vio/viosocket.c:820
#2  0x0000000000cb04d3 in vio_socket_io_wait (vio=<optimized out>, event=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/vio/viosocket.c:68
#3  0x0000000000cb0e70 in vio_read (vio=0x3154330, buf=0x3154520 "\a", size=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/vio/viosocket.c:123
#4  0x000000000067be43 in net_read_raw_loop (net=0x31507e0, count=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/net_serv.cc:663
#5  0x000000000067c9a1 in net_read_packet_header (net=0x31507e0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/net_serv.cc:745
#6  net_read_packet (net=<optimized out>, complen=0x7f4e500a4c68) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/net_serv.cc:810
#7  0x000000000067ccac in my_net_read (net=0x31507e0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/net_serv.cc:888
#8  0x000000000072a917 in do_command (thd=0x3150580) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:983
#9  0x00000000006ee1ef in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1615
#10 0x00000000006ee2d7 in handle_one_connection (arg=0x3150580) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1526
#11 0x00000000009e033a in pfs_spawn_thread (arg=0x30ef020) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/perfschema/pfs.cc:1858
#12 0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#13 0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 25 (LWP 14273):
+bt
#0  0x000000363720b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a73183 in os_cond_wait (fast_mutex=0x2963970, cond=0x29639b0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x2963970, reset_sig_count=23120) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0sync.cc:610
#3  0x0000000000b11cd1 in rw_lock_debug_mutex_enter () at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/sync/sync0rw.cc:741
#4  0x0000000000b12317 in rw_lock_add_debug_info (lock=0x7f4e411fc420, pass=0, lock_type=352, file_name=0xdfb6d0 "/bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc", line=1117) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/sync/sync0rw.cc:780
#5  0x0000000000b7609b in rw_lock_s_lock_low (lock=0x7f4e411fc420, file_name=0xdfb6d0 "/bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc", line=<optimized out>, pass=0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/include/sync0rw.ic:316
#6  0x0000000000b7e560 in pfs_rw_lock_s_lock_low (line=1117, file_name=0xdfb6d0 "/bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc", lock=0x7f4e411fc420, pass=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/include/sync0rw.ic:724
#7  buf_block_buf_fix_inc_func (block=0x7f4e411fc1f8, line=1117, file=0xdfb6d0 "/bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc") at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/include/buf0buf.ic:1028
#8  buf_page_optimistic_get (rw_latch=1, block=0x7f4e411fc1f8, modify_clock=1, file=0xdfb6d0 "/bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc", line=1117, mtr=0x7f4e3a502f60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/buf/buf0buf.cc:3069
#9  0x0000000000b6a937 in btr_pcur_restore_position_func (latch_mode=1, cursor=0x7f4ddc031de8, file=0xdfb6d0 "/bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc", line=1117, mtr=0x7f4e3a502f60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/btr/btr0pcur.cc:284
#10 0x0000000000af07eb in row_sel_restore_pcur_pos (mtr=0x7f4e3a502f60, plan=0x7f4ddc031dd8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc:1117
#11 row_sel (node=0x7f4ddc031730, thr=0x7f4ddc033608) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc:1466
#12 0x0000000000af1b2b in row_sel_step (thr=0x7f4ddc033608) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0sel.cc:2122
#13 0x0000000000a9b518 in que_thr_step (thr=0x7f4ddc033608) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/que/que0que.cc:1093
#14 que_run_threads_low (thr=0x7f4ddc033608) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/que/que0que.cc:1177
#15 0x0000000000a9bd20 in que_run_threads (thr=0x7f4ddc033608) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/que/que0que.cc:1218
#16 0x0000000000a9c07f in que_eval_sql (info=<optimized out>, sql=<optimized out>, reserve_dict_mutex=1, trx=0x7f4ddc03a538) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/que/que0que.cc:1301
#17 0x0000000000bc4d9f in dict_stats_fetch_from_ps (table=0x7f4ddc0b94f8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/dict/dict0stats.cc:2828
#18 dict_stats_update (table=0x7f4de8045258, stats_upd_option=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/dict/dict0stats.cc:3034
#19 0x0000000000a0aac5 in dict_stats_init (table=0x7f4de8045258) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/include/dict0stats.ic:174
#20 ha_innobase::open (this=0x7f4ddc0387a0, name=0x7f4ddc080b90 "./test/table10_innodb_default_char", mode=<optimized out>, test_if_locked=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/handler/ha_innodb.cc:5151
#21 0x00000000005b7fca in handler::ha_open (this=0x7f4ddc0387a0, table_arg=<optimized out>, name=0x7f4ddc080b90 "./test/table10_innodb_default_char", mode=2, test_if_locked=2) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/handler.cc:2504
#22 0x00000000007c3b5c in open_table_from_share (thd=0x3170220, share=<optimized out>, alias=<optimized out>, db_stat=39, prgflag=<optimized out>, ha_open_flags=0, outparam=0x7f4ddc0c4ec0, is_create_table=false) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/table.cc:2332
#23 0x00000000006c79d7 in open_table (thd=0x3170220, table_list=0x7f4ddc066000, ot_ctx=0x7f4e3a505030) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_base.cc:3107
#24 0x00000000006cb58c in open_and_process_table (ot_ctx=0x7f4e3a505030, has_prelocking_list=false, prelocking_strategy=0x7f4e3a506bc0, flags=0, counter=0x7f4e3a506bd8, tables=0x7f4ddc066000, lex=0x31725e0, thd=0x3170220) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_base.cc:4592
#25 open_tables (thd=0x3170220, start=0x7f4e3a5051c8, counter=0x7f4e3a506bd8, flags=0, prelocking_strategy=0x7f4e3a506bc0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_base.cc:5099
#26 0x0000000000780dac in mysql_alter_table (thd=0x3170220, new_db=0x7f4ddc066560 "test", new_name=0x0, create_info=0x7f4e3a5071b0, table_list=0x7f4ddc066000, alter_info=0x7f4e3a507290, order_num=0, order=0x0, ignore=false) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_table.cc:7886
#27 0x0000000000894957 in Sql_cmd_alter_table::execute (this=<optimized out>, thd=0x3170220) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_alter.cc:317
#28 0x0000000000721e3b in mysql_execute_command (thd=0x3170220) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:5159
#29 0x0000000000728628 in mysql_parse (thd=0x3170220, rawbuf=0x31725e0 "P\303\070\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:6479
#30 0x0000000000729ae7 in dispatch_command (command=<optimized out>, thd=0x3170220, packet=0x7f4e3a508a90 " \002\027\003", packet_length=1127) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:1430
#31 0x000000000072a987 in do_command (thd=0x3170220) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:1049
#32 0x00000000006ee1ef in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1615
#33 0x00000000006ee2d7 in handle_one_connection (arg=0x3170220) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1526
#34 0x00000000009e033a in pfs_spawn_thread (arg=0x294a260) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/perfschema/pfs.cc:1858
#35 0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#36 0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 24 (LWP 14239):
+bt
#0  0x000000363720b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000000006786a6 in inline_mysql_cond_timedwait (src_line=1306, src_file=0xce19b0 "/bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/mdl.cc", abstime=0x7f4e501252c0, mutex=0x31404b8, that=0x31404e8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/include/mysql/psi/mysql_thread.h:1199
#2  MDL_wait::timed_wait (this=0x31404b8, owner=0x3140380, abs_timeout=0x7f4e501252c0, set_status_on_timeout=true, wait_state_name=0x0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/mdl.cc:1306
#3  0x00000000007c67c4 in TABLE_SHARE::wait_for_old_version (this=0x7f4dd004b130, thd=0x3140380, abstime=0x7f4e501252c0, deadlock_weight=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/table.cc:3594
#4  0x00000000006ccefe in close_cached_tables (thd=0x3140380, tables=0x0, wait_for_refresh=true, timeout=31536000) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_base.cc:1040
#5  0x000000000073f8a2 in reload_acl_and_cache (thd=0x3140380, options=4, tables=0x0, write_to_binlog=0x7f4e50126060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_reload.cc:275
#6  0x0000000000724204 in mysql_execute_command (thd=0x3140380) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:4409
#7  0x0000000000728628 in mysql_parse (thd=0x3140380, rawbuf=0x3142740 "P\303\070\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:6479
#8  0x000000000072978c in dispatch_command (command=COM_QUERY, thd=0x3140380, packet=0x7f4e50126a90 "\200\003\024\003", packet_length=12) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:1355
#9  0x000000000072a987 in do_command (thd=0x3140380) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:1049
#10 0x00000000006ee1ef in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1615
#11 0x00000000006ee2d7 in handle_one_connection (arg=0x3140380) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1526
#12 0x00000000009e033a in pfs_spawn_thread (arg=0x305c4c0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/perfschema/pfs.cc:1858
#13 0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#14 0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 23 (LWP 14225):
+bt
#0  0x000000363720b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000000006786a6 in inline_mysql_cond_timedwait (src_line=1306, src_file=0xce19b0 "/bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/mdl.cc", abstime=0x7f4e501662c0, mutex=0x31383b8, that=0x31383e8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/include/mysql/psi/mysql_thread.h:1199
#2  MDL_wait::timed_wait (this=0x31383b8, owner=0x3138280, abs_timeout=0x7f4e501662c0, set_status_on_timeout=true, wait_state_name=0x0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/mdl.cc:1306
#3  0x00000000007c67c4 in TABLE_SHARE::wait_for_old_version (this=0x7f4dd004b130, thd=0x3138280, abstime=0x7f4e501662c0, deadlock_weight=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/table.cc:3594
#4  0x00000000006ccefe in close_cached_tables (thd=0x3138280, tables=0x0, wait_for_refresh=true, timeout=31536000) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_base.cc:1040
#5  0x000000000073f8a2 in reload_acl_and_cache (thd=0x3138280, options=4, tables=0x0, write_to_binlog=0x7f4e50167060) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_reload.cc:275
#6  0x0000000000724204 in mysql_execute_command (thd=0x3138280) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:4409
#7  0x0000000000728628 in mysql_parse (thd=0x3138280, rawbuf=0x313a640 "P\303\070\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:6479
#8  0x000000000072978c in dispatch_command (command=COM_QUERY, thd=0x3138280, packet=0x7f4e50167a90 "\200\202\023\003", packet_length=12) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:1355
#9  0x000000000072a987 in do_command (thd=0x3138280) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:1049
#10 0x00000000006ee1ef in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1615
#11 0x00000000006ee2d7 in handle_one_connection (arg=0x3138280) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1526
#12 0x00000000009e033a in pfs_spawn_thread (arg=0x30ef020) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/perfschema/pfs.cc:1858
#13 0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#14 0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 22 (LWP 14046):
+bt
#0  0x0000003636edf253 in poll () from /lib64/libc.so.6
#1  0x0000000000cb0036 in vio_io_wait (vio=<optimized out>, event=VIO_IO_EVENT_READ, timeout=28800000) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/vio/viosocket.c:820
#2  0x0000000000cb04d3 in vio_socket_io_wait (vio=<optimized out>, event=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/vio/viosocket.c:68
#3  0x0000000000cb0e70 in vio_read (vio=0x312bb00, buf=0x312bcf0 "\a", size=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/vio/viosocket.c:123
#4  0x000000000067be43 in net_read_raw_loop (net=0x304ef60, count=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/net_serv.cc:663
#5  0x000000000067c9a1 in net_read_packet_header (net=0x304ef60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/net_serv.cc:745
#6  net_read_packet (net=<optimized out>, complen=0x7f4e501e9c68) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/net_serv.cc:810
#7  0x000000000067ccac in my_net_read (net=0x304ef60) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/net_serv.cc:888
#8  0x000000000072a917 in do_command (thd=0x304ed00) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:983
#9  0x00000000006ee1ef in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1615
#10 0x00000000006ee2d7 in handle_one_connection (arg=0x304ed00) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1526
#11 0x00000000009e033a in pfs_spawn_thread (arg=0x3079470) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/perfschema/pfs.cc:1858
#12 0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#13 0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 21 (LWP 14042):
+bt
#0  0x000000363720b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a73183 in os_cond_wait (fast_mutex=0x2961890, cond=0x29618d0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x2961890, reset_sig_count=1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0sync.cc:610
#3  0x0000000000b8920c in buf_dump_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/buf/buf0dump.cc:594
#4  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#5  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 20 (LWP 14043):
+bt
#0  0x000000363720b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a7271b in os_cond_wait_timed (abstime=0x7f4e358d7d00, fast_mutex=0x2f6bf50, cond=0x2f6bf90) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x2f6bf50, time_in_usec=<optimized out>, reset_sig_count=23) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0sync.cc:723
#3  0x0000000000bc6243 in dict_stats_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/dict/dict0stats_bg.cc:349
#4  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#5  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 19 (LWP 14039):
+bt
#0  0x0000003636ee14f3 in select () from /lib64/libc.so.6
#1  0x0000000000a7350f in os_thread_sleep (tm=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0thread.cc:255
#2  0x0000000000b06b25 in srv_master_sleep () at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/srv/srv0srv.cc:2818
#3  srv_master_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/srv/srv0srv.cc:2862
#4  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#5  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 18 (LWP 14036):
+bt
#0  0x000000363720b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a7271b in os_cond_wait_timed (abstime=0x7f4e394ddd00, fast_mutex=0x2f66a70, cond=0x2f66ab0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x2f66a70, time_in_usec=<optimized out>, reset_sig_count=31) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0sync.cc:723
#3  0x0000000000a50051 in lock_wait_timeout_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/lock/lock0wait.cc:503
#4  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#5  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 17 (LWP 14051):
+bt
#0  0x000000363720b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000000005a41bf in inline_mysql_cond_wait (src_line=2666, mutex=0x14f7860 <LOCK_thread_count>, that=0x14f97e0 <COND_thread_cache>, src_file=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/include/mysql/psi/mysql_thread.h:1162
#2  block_until_new_connection () at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/mysqld.cc:2666
#3  one_thread_per_connection_end (thd=<optimized out>, block_pthread=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/mysqld.cc:2760
#4  0x00000000006ee16e in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1629
#5  0x00000000006ee2d7 in handle_one_connection (arg=0x312fe50) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1526
#6  0x00000000009e033a in pfs_spawn_thread (arg=0x30ceab0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/perfschema/pfs.cc:1858
#7  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#8  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 16 (LWP 14033):
+bt
#0  0x0000003636a00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6cbd3 in os_aio_linux_collect (seg_size=256, segment=3, array=0x29a2fc0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5090
#2  os_aio_linux_handle (global_seg=9, message1=0x7f4e3af8bd98, message2=0x7f4e3af8bd90, type=0x7f4e3af8bd88, space_id=0x7f4e3af8bd80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5235
#3  0x0000000000bcc0d7 in fil_aio_wait (segment=9) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/fil/fil0fil.cc:5579
#4  0x0000000000b0aaf8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/srv/srv0start.cc:479
#5  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#6  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 15 (LWP 14031):
+bt
#0  0x0000003636a00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6cbd3 in os_aio_linux_collect (seg_size=256, segment=1, array=0x29a2fc0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5090
#2  os_aio_linux_handle (global_seg=7, message1=0x7f4e3c38dd98, message2=0x7f4e3c38dd90, type=0x7f4e3c38dd88, space_id=0x7f4e3c38dd80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5235
#3  0x0000000000bcc0d7 in fil_aio_wait (segment=7) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/fil/fil0fil.cc:5579
#4  0x0000000000b0aaf8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/srv/srv0start.cc:479
#5  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#6  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 14 (LWP 14027):
+bt
#0  0x0000003636a00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6cbd3 in os_aio_linux_collect (seg_size=256, segment=1, array=0x2963700) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5090
#2  os_aio_linux_handle (global_seg=3, message1=0x7f4e3eb91d98, message2=0x7f4e3eb91d90, type=0x7f4e3eb91d88, space_id=0x7f4e3eb91d80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5235
#3  0x0000000000bcc0d7 in fil_aio_wait (segment=3) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/fil/fil0fil.cc:5579
#4  0x0000000000b0aaf8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/srv/srv0start.cc:479
#5  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#6  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 13 (LWP 14041):
+bt
#0  0x0000003636ee14f3 in select () from /lib64/libc.so.6
#1  0x0000000000a7350f in os_thread_sleep (tm=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0thread.cc:255
#2  0x0000000000b8e9aa in page_cleaner_sleep_if_needed (next_loop_time=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/buf/buf0flu.cc:2413
#3  buf_flush_page_cleaner_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/buf/buf0flu.cc:2454
#4  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#5  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 12 (LWP 14038):
+bt
#0  0x000000363720b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a7271b in os_cond_wait_timed (abstime=0x7f4e39eded30, fast_mutex=0x2961800, cond=0x2961840) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x2961800, time_in_usec=<optimized out>, reset_sig_count=1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0sync.cc:723
#3  0x0000000000b08bcd in srv_monitor_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/srv/srv0srv.cc:1831
#4  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#5  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 11 (LWP 14037):
+bt
#0  0x000000363720b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a7271b in os_cond_wait_timed (abstime=0x7f4e38adccc0, fast_mutex=0x2961770, cond=0x29617b0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x2961770, time_in_usec=<optimized out>, reset_sig_count=1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0sync.cc:723
#3  0x0000000000b07702 in srv_error_monitor_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/srv/srv0srv.cc:2093
#4  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#5  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 10 (LWP 14026):
+bt
#0  0x0000003636a00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6cbd3 in os_aio_linux_collect (seg_size=256, segment=0, array=0x2963700) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5090
#2  os_aio_linux_handle (global_seg=2, message1=0x7f4e3f592d98, message2=0x7f4e3f592d90, type=0x7f4e3f592d88, space_id=0x7f4e3f592d80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5235
#3  0x0000000000bcc0d7 in fil_aio_wait (segment=2) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/fil/fil0fil.cc:5579
#4  0x0000000000b0aaf8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/srv/srv0start.cc:479
#5  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#6  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 9 (LWP 14025):
+bt
#0  0x0000003636a00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6cbd3 in os_aio_linux_collect (seg_size=256, segment=0, array=0x2987a80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5090
#2  os_aio_linux_handle (global_seg=1, message1=0x7f4e3ff93d98, message2=0x7f4e3ff93d90, type=0x7f4e3ff93d88, space_id=0x7f4e3ff93d80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5235
#3  0x0000000000bcc0d7 in fil_aio_wait (segment=1) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/fil/fil0fil.cc:5579
#4  0x0000000000b0aaf8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/srv/srv0start.cc:479
#5  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#6  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 8 (LWP 14029):
+bt
#0  0x0000003636a00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6cbd3 in os_aio_linux_collect (seg_size=256, segment=3, array=0x2963700) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5090
#2  os_aio_linux_handle (global_seg=5, message1=0x7f4e3d78fd98, message2=0x7f4e3d78fd90, type=0x7f4e3d78fd88, space_id=0x7f4e3d78fd80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5235
#3  0x0000000000bcc0d7 in fil_aio_wait (segment=5) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/fil/fil0fil.cc:5579
#4  0x0000000000b0aaf8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/srv/srv0start.cc:479
#5  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#6  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 7 (LWP 14282):
+bt
#0  0x000000363720b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000000005a41bf in inline_mysql_cond_wait (src_line=2666, mutex=0x14f7860 <LOCK_thread_count>, that=0x14f97e0 <COND_thread_cache>, src_file=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/include/mysql/psi/mysql_thread.h:1162
#2  block_until_new_connection () at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/mysqld.cc:2666
#3  one_thread_per_connection_end (thd=<optimized out>, block_pthread=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/mysqld.cc:2760
#4  0x00000000006ee16e in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1629
#5  0x00000000006ee2d7 in handle_one_connection (arg=0x3188330) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1526
#6  0x00000000009e033a in pfs_spawn_thread (arg=0x3164440) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/perfschema/pfs.cc:1858
#7  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#8  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 6 (LWP 14028):
+bt
#0  0x0000003636a00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6cbd3 in os_aio_linux_collect (seg_size=256, segment=2, array=0x2963700) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5090
#2  os_aio_linux_handle (global_seg=4, message1=0x7f4e3e190d98, message2=0x7f4e3e190d90, type=0x7f4e3e190d88, space_id=0x7f4e3e190d80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5235
#3  0x0000000000bcc0d7 in fil_aio_wait (segment=4) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/fil/fil0fil.cc:5579
#4  0x0000000000b0aaf8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/srv/srv0start.cc:479
#5  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#6  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 5 (LWP 14032):
+bt
#0  0x0000003636a00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6cbd3 in os_aio_linux_collect (seg_size=256, segment=2, array=0x29a2fc0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5090
#2  os_aio_linux_handle (global_seg=8, message1=0x7f4e3b98cd98, message2=0x7f4e3b98cd90, type=0x7f4e3b98cd88, space_id=0x7f4e3b98cd80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5235
#3  0x0000000000bcc0d7 in fil_aio_wait (segment=8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/fil/fil0fil.cc:5579
#4  0x0000000000b0aaf8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/srv/srv0start.cc:479
#5  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#6  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 4 (LWP 14024):
+bt
#0  0x0000003636a00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6cbd3 in os_aio_linux_collect (seg_size=256, segment=0, array=0x2995520) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5090
#2  os_aio_linux_handle (global_seg=0, message1=0x7f4e52ad5d98, message2=0x7f4e52ad5d90, type=0x7f4e52ad5d88, space_id=0x7f4e52ad5d80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5235
#3  0x0000000000bcc0d7 in fil_aio_wait (segment=0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/fil/fil0fil.cc:5579
#4  0x0000000000b0aaf8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/srv/srv0start.cc:479
#5  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#6  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 3 (LWP 14030):
+bt
#0  0x0000003636a00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a6cbd3 in os_aio_linux_collect (seg_size=256, segment=0, array=0x29a2fc0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5090
#2  os_aio_linux_handle (global_seg=6, message1=0x7f4e3cd8ed98, message2=0x7f4e3cd8ed90, type=0x7f4e3cd8ed88, space_id=0x7f4e3cd8ed80) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/os/os0file.cc:5235
#3  0x0000000000bcc0d7 in fil_aio_wait (segment=6) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/fil/fil0fil.cc:5579
#4  0x0000000000b0aaf8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/srv/srv0start.cc:479
#5  0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#6  0x0000003636ee890d in clone () from /lib64/libc.so.6

Thread 2 (LWP 14022):
+bt
#0  0x0000003636edf253 in poll () from /lib64/libc.so.6
#1  0x00000000005a450a in handle_connections_sockets () at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/mysqld.cc:6259
#2  0x00000000005ab4eb in mysqld_main (argc=48, argv=0x2865148) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/mysqld.cc:5674
#3  0x0000003636e1ecdd in __libc_start_main () from /lib64/libc.so.6
#4  0x000000000059c785 in _start ()

Thread 1 (LWP 14270):
+bt
#0  0x000000363720c69c in pthread_kill () from /lib64/libpthread.so.0
#1  0x00000000006874ae in handle_fatal_signal (sig=6) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/signal_handler.cc:251
#2  <signal handler called>
#3  0x0000003636e328a5 in raise () from /lib64/libc.so.6
#4  0x0000003636e34085 in abort () from /lib64/libc.so.6
#5  0x0000000000af951e in row_upd_sec_index_entry (node=<optimized out>, thr=0x7f4dd805a310) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0upd.cc:1803
#6  0x0000000000afbe77 in row_upd_sec_step (thr=0x7f4dd805a310, node=0x7f4dd8052100) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0upd.cc:1875
#7  row_upd (thr=0x7f4dd805a310, node=0x7f4dd8052100) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0upd.cc:2607
#8  row_upd_step (thr=0x7f4dd805a310) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0upd.cc:2724
#9  0x0000000000acce5b in row_update_for_mysql (mysql_rec=<optimized out>, prebuilt=0x7f4dd80506e8) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/row/row0mysql.cc:1729
#10 0x0000000000a04e87 in ha_innobase::delete_row (this=0x7f4dd804aef0, record=0x7f4dd800c098 "\377\377\377\377\217") at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/innobase/handler/ha_innodb.cc:7529
#11 0x00000000005c1375 in handler::ha_delete_row (this=0x7f4dd804aef0, buf=0x7f4dd800c098 "\377\377\377\377\217") at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/handler.cc:7508
#12 0x00000000007050ed in write_record (thd=0x3168880, table=0x7f4dd804a600, info=0x7f4e3a548260, update=0x7f4e3a5481e0) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_insert.cc:1890
#13 0x000000000070c949 in mysql_insert (thd=0x3168880, table_list=0x7f4dd8004e28, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_REPLACE, ignore=false) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_insert.cc:1073
#14 0x0000000000724bf9 in mysql_execute_command (thd=0x3168880) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:3649
#15 0x0000000000728628 in mysql_parse (thd=0x3168880, rawbuf=0x316ac40 "P\303\070\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:6479
#16 0x000000000072978c in dispatch_command (command=COM_QUERY, thd=0x3168880, packet=0x7f4e3a549a90 "\200\210\026\003", packet_length=72) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:1355
#17 0x000000000072a987 in do_command (thd=0x3168880) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_parse.cc:1049
#18 0x00000000006ee1ef in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1615
#19 0x00000000006ee2d7 in handle_one_connection (arg=0x3168880) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/sql/sql_connect.cc:1526
#20 0x00000000009e033a in pfs_spawn_thread (arg=0x3133d30) at /bzr/5.6-QA_dbg/Percona-Server-5.6.13-rc60.5/storage/perfschema/pfs.cc:1858
#21 0x0000003637207851 in start_thread () from /lib64/libpthread.so.0
#22 0x0000003636ee890d in clone () from /lib64/libc.so.6
(gdb) +set logging off