(gdb) +thread apply all bt

Thread 49 (LWP 6017):
+bt
#0  0x000000340cc0ec0d in fsync () from /lib64/libpthread.so.0
#1  0x0000000000a6a28d in os_file_fsync (file=84) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:2285
#2  os_file_flush_func (file=84) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:2386
#3  0x0000000000bbe7a3 in pfs_os_file_flush_func (src_line=5722, file=84, src_file=<optimized out>) at /bzr/5.6_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_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5722
#5  0x0000000000bc42b6 in fil_extend_space_to_desired_size (actual_size=0x7fed44b3f2a8, space_id=<optimized out>, size_after_extend=7) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5008
#6  0x000000000059aedc in fsp_try_extend_data_file_with_pages (space=27, page_no=6, header=0x7fed52518026 "", mtr=0x7fed44b3f520) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fsp/fsp0fsp.cc:917
#7  0x0000000000bcbbe7 in fsp_reserve_free_pages (mtr=0x7fed44b3f520, size=6, space_header=0x7fed52518026 "", space=27) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fsp/fsp0fsp.cc:2710
#8  fsp_reserve_free_extents (n_reserved=0x7fed44b3f430, space=27, n_ext=2, alloc_type=1000000, mtr=0x7fed44b3f520) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fsp/fsp0fsp.cc:2779
#9  0x0000000000bcfdf2 in fseg_create_general (space=27, page=4, byte_offset=74, has_done_reservation=0, mtr=0x7fed44b3f520) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fsp/fsp0fsp.cc:2077
#10 0x0000000000b42c1c in btr_create (type=0, space=27, zip_size=0, index_id=334, index=0x7fecdc033e38, mtr=0x7fed44b3f520) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/btr/btr0btr.cc:1613
#11 0x0000000000b94e06 in dict_create_index_tree_step (node=0x7fecdc032a68) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0crea.cc:693
#12 0x0000000000b95007 in dict_create_index_step (thr=0x7fecdc02d3d0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/dict/dict0crea.cc:1184
#13 0x0000000000a97aa4 in que_thr_step (thr=0x7fecdc02d3d0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc:1125
#14 que_run_threads_low (thr=0x7fecdc02d3d0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc:1177
#15 0x0000000000a97e30 in que_run_threads (thr=0x7fecdc02d3d0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc:1218
#16 0x0000000000abb742 in row_merge_create_index_graph (index=0x7fecdc032828, table=0x7fecdc00b9a8, trx=0x7fecdc02b938) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0merge.cc:3260
#17 row_merge_create_index (trx=0x7fecdc02b938, table=0x7fecdc00b9a8, index_def=0x7fecdc02c3e0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0merge.cc:3306
#18 0x0000000000a16f93 in prepare_inplace_alter_table_dict (ha_alter_info=<optimized out>, altered_table=0x0, old_table=0x7fecdc01d3a0, table_name=0x7fed3c079717 "dump_table1", flags=1, flags2=140657036630736, fts_doc_id_col=18446744073709551615, add_fts_doc_id=false, add_fts_doc_id_idx=false) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/handler0alter.cc:2892
#19 0x0000000000a1a8c0 in ha_innobase::prepare_inplace_alter_table (this=<optimized out>, altered_table=0x7fecdc022020, ha_alter_info=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/handler0alter.cc:3822
#20 0x000000000077dc9b in mysql_inplace_alter_table (thd=0x24d3710, table_list=0x7fecdc004d78, table=0x7fecdc01d3a0, altered_table=0x7fecdc022020, ha_alter_info=0x7fed44b41ad0, inplace_supported=HA_ALTER_INPLACE_NO_LOCK_AFTER_PREPARE, target_mdl_request=0x7fed44b417d0, alter_ctx=0x7fed44b401b0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc:6454
#21 0x00000000007839b7 in mysql_alter_table (thd=<optimized out>, new_db=0x7fecdc022020 "\360(\002\334\354\177", new_name=0x7fec00000000 <Address 0x7fec00000000 out of bounds>, create_info=<optimized out>, table_list=0x7fecdc004d78, alter_info=0x7fed44b42270, order_num=0, order=0x0, ignore=false) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc:8354
#22 0x0000000000892ca7 in Sql_cmd_alter_table::execute (this=<optimized out>, thd=0x24d3710) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_alter.cc:317
#23 0x000000000072102b in mysql_execute_command (thd=0x24d3710) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5157
#24 0x0000000000727818 in mysql_parse (thd=0x24d3710, rawbuf=0x24d5ad8 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#25 0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x24d3710, packet=0x24d76a1 " ALTER TABLE dump_table1 DROP `col_enum_key` ", packet_length=45) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#26 0x0000000000729a47 in do_command (thd=0x24d3710) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#27 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#28 0x00000000006ed727 in handle_one_connection (arg=0x24d3710) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#29 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x23739a0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#30 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#31 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 48 (LWP 6026):
+bt
#0  0x000000340c4df253 in poll () from /lib64/libc.so.6
#1  0x0000000000c9e846 in vio_io_wait (vio=<optimized out>, event=VIO_IO_EVENT_READ, timeout=28800000) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:820
#2  0x0000000000c9ece3 in vio_socket_io_wait (vio=<optimized out>, event=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:68
#3  0x0000000000c9f680 in vio_read (vio=0x24f7870, buf=0x24f7a60 "\a", size=4) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:123
#4  0x000000000067b583 in net_read_raw_loop (net=0x24f3d30, count=4) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:663
#5  0x000000000067c0e1 in net_read_packet_header (net=0x24f3d30) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:745
#6  net_read_packet (net=<optimized out>, complen=0x7fed44a3fc68) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:810
#7  0x000000000067c3ec in my_net_read (net=0x24f3d30) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:888
#8  0x00000000007299d7 in do_command (thd=0x24f3ad0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:983
#9  0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#10 0x00000000006ed727 in handle_one_connection (arg=0x24f3ad0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#11 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x24697c0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#12 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#13 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 47 (LWP 5975):
+bt
#0  0x000000340c4df253 in poll () from /lib64/libc.so.6
#1  0x0000000000c9e846 in vio_io_wait (vio=<optimized out>, event=VIO_IO_EVENT_READ, timeout=28800000) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:820
#2  0x0000000000c9ece3 in vio_socket_io_wait (vio=<optimized out>, event=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:68
#3  0x0000000000c9f680 in vio_read (vio=0x2459620, buf=0x2459810 "\a", size=4) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:123
#4  0x000000000067b583 in net_read_raw_loop (net=0x2455ae0, count=4) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:663
#5  0x000000000067c0e1 in net_read_packet_header (net=0x2455ae0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:745
#6  net_read_packet (net=<optimized out>, complen=0x7fed599e6c68) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:810
#7  0x000000000067c3ec in my_net_read (net=0x2455ae0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:888
#8  0x00000000007299d7 in do_command (thd=0x2455880) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:983
#9  0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#10 0x00000000006ed727 in handle_one_connection (arg=0x2455880) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#11 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x23a3730) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#12 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#13 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 46 (LWP 5968):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a6f533 in os_cond_wait (fast_mutex=0x7fed24011450, cond=0x7fed24011490) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7fed24011450, reset_sig_count=19) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4c13e in lock_wait_suspend_thread (thr=0x7fed0c010d10) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac5c57 in row_mysql_handle_errors (new_err=0x7fed4a9ac4fc, trx=0x7fed2400d2f8, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ae7f81 in row_search_for_mysql (buf=<optimized out>, mode=<optimized out>, prebuilt=0x7fed0c010128, match_mode=0, direction=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0sel.cc:5034
#6  0x00000000009feaf3 in ha_innobase::general_fetch (this=0x7fed0c00b3d0, buf=0x7fed0c00d100 "\t", direction=1, match_mode=0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:8124
#7  0x00000000009fee82 in ha_innobase::rnd_next (this=0x7fed0c00b3d0, buf=0x7fed0c00d100 "\t") at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:8350
#8  0x00000000005b45fa in handler::ha_rnd_next (this=0x7fed0c00b3d0, buf=0x7fed0c00d100 "\t") at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2667
#9  0x00000000008346b5 in find_all_keys (param=0x7fed4a9acad0, select=0x7fed24083fc0, fs_info=0x7fed4a9acb50, buffpek_pointers=0x7fed4a9ac890, tempfile=0x7fed4a9ac9b0, pq=0x7fed4a9acbc0, found_rows=0x7fed4a9ad340) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/filesort.cc:768
#10 0x0000000000835b84 in filesort (thd=0x243d5b0, table=0x7fed0c00aae0, filesort=0x7fed4a9ad2b0, sort_positions=true, examined_rows=0x7fed4a9ad348, found_rows=0x7fed4a9ad340) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/filesort.cc:340
#11 0x000000000079caa1 in mysql_update (thd=0x243d5b0, table_list=0x7fed24005300, fields=..., values=..., conds=0xfffffffffffffe00, order_num=0, order=0x7fed24005f08, limit=8, handle_duplicates=DUP_ERROR, ignore=false, found_return=0x7fed4a9ae038, updated_return=0x7fed4a9ae040) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_update.cc:571
#12 0x00000000007212cb in mysql_execute_command (thd=0x243d5b0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3511
#13 0x0000000000727818 in mysql_parse (thd=0x243d5b0, rawbuf=0x243f978 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#14 0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x243d5b0, packet=0x2441541 " UPDATE `DD` SET `col_int` = 10 WHERE `col_int` <= 3 ORDER BY `col_bigint`,`col_bigint_default_null`,`col_bigint_key`,`col_bigint_key_default_null`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_default_null`,`col_char_10_key`,`col_char_10_key_default_null`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_default_null`,`col_char_255_key`,`col_char_255_key_default_null`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_default_null`,`col_enum_key`,`col_enum_key_default_null`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_default_null`,`col_int_key`,`col_int_key_default_null`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 8 /*Generated by THREAD_ID 3*/ ", packet_length=762) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#15 0x0000000000729a47 in do_command (thd=0x243d5b0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#16 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#17 0x00000000006ed727 in handle_one_connection (arg=0x243d5b0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#18 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x23a3730) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#19 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#20 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 45 (LWP 5914):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a68f83 in os_aio_linux_collect (seg_size=256, segment=1, array=0x1f07bb0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=7, message1=0x7fed4c9fbd98, message2=0x7fed4c9fbd90, type=0x7fed4c9fbd88, space_id=0x7fed4c9fbd80) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bbdc67 in fil_aio_wait (segment=7) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
#4  0x0000000000b055e8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_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 44 (LWP 6246):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000000008e0466 in inline_mysql_cond_timedwait (src_line=762, src_file=0xd80400 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/event_queue.cc", abstime=0x7fed449bdc90, mutex=0x2422cb0, that=0x2422ce0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  Event_queue::cond_wait (this=0x2422cb0, thd=0x7fed3c11ac60, abstime=0x7fed449bdc90, stage=0x13febe0 <stage_waiting_for_next_activation>, src_func=0xd80a10 <Event_queue::get_top_for_execution_if_time(THD*, Event_queue_element_for_exec**)::__FUNCTION__> "get_top_for_execution_if_time", src_file=0xd80400 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/event_queue.cc", src_line=615) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/event_queue.cc:762
#3  0x00000000008e0923 in Event_queue::get_top_for_execution_if_time (this=0x2422cb0, thd=0x7fed3c11ac60, event_name=0x7fed449bdd08) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/event_queue.cc:615
#4  0x00000000008e3027 in Event_scheduler::run (this=0x24068a0, thd=0x7fed3c11ac60) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/event_scheduler.cc:481
#5  0x00000000008e33e1 in event_scheduler_thread (arg=0x7fed3c012e90) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/event_scheduler.cc:244
#6  0x00000000009dd6c9 in pfs_spawn_thread (arg=0x7fed3c11e670) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#7  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#8  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 43 (LWP 6013):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000677db6 in inline_mysql_cond_timedwait (src_line=1306, src_file=0xccff10 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc", abstime=0x7fed4a865be0, mutex=0x24c3668, that=0x24c3698) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  MDL_wait::timed_wait (this=0x24c3668, owner=0x24c3530, abs_timeout=0x7fed4a865be0, set_status_on_timeout=true, wait_state_name=0x0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:1306
#3  0x0000000000679d3c in MDL_context::acquire_lock (this=0x24c3668, mdl_request=0x7fece4005328, lock_wait_timeout=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2245
#4  0x000000000067a46b in MDL_context::acquire_locks (this=0x24c3668, mdl_requests=<optimized out>, lock_wait_timeout=31536000) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2339
#5  0x00000000006c5e2e in lock_table_names (thd=0x24c3530, tables_start=0x7fece4004d68, tables_end=<optimized out>, lock_wait_timeout=<optimized out>, flags=0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4824
#6  0x00000000006ca2c3 in open_tables (thd=0x24c3530, start=0x7fed4a8661a8, counter=0x7fed4a867bb8, flags=0, prelocking_strategy=0x7fed4a867ba0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5037
#7  0x000000000077f8cc in mysql_alter_table (thd=0x24c3530, new_db=0x7fece40052c8 "drizzledump_db", new_name=0x0, create_info=0x7fed4a868190, table_list=0x7fece4004d68, alter_info=0x7fed4a868270, order_num=0, order=0x0, ignore=false) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc:7841
#8  0x0000000000892ca7 in Sql_cmd_alter_table::execute (this=<optimized out>, thd=0x24c3530) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_alter.cc:317
#9  0x000000000072102b in mysql_execute_command (thd=0x24c3530) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5157
#10 0x0000000000727818 in mysql_parse (thd=0x24c3530, rawbuf=0x24c58f8 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#11 0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x24c3530, packet=0x24c74c1 " ALTER TABLE dump_table4 DROP field37 ", packet_length=38) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#12 0x0000000000729a47 in do_command (thd=0x24c3530) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#13 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#14 0x00000000006ed727 in handle_one_connection (arg=0x24c3530) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#15 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x24595e0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#16 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#17 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 42 (LWP 6015):
+bt
#0  0x000000340cc0ed8d in open64 () from /lib64/libpthread.so.0
#1  0x00000000009806b5 in my_create (FileName=0x7fed4a8246b0 "./test/#sql-1704_1c.frm", CreateFlags=<optimized out>, access_flags=514, MyFlags=0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/mysys/my_create.c:46
#2  0x00000000007c6368 in inline_mysql_file_create (myFlags=0, access_flags=514, create_flags=0, filename=0x7fed4a8246b0 "./test/#sql-1704_1c.frm", src_line=2924, src_file=0xd095a0 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/table.cc", key=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_file.h:1001
#3  create_frm (thd=0x24cb620, name=0x7fed4a8246b0 "./test/#sql-1704_1c.frm", db=0x7fecd80052e8 "test", table=0x7fed4a825990 "#sql-1704_1c", reclength=1675, fileinfo=0x7fed4a824580 "\340\037", create_info=0x7fed4a827a00, keys=16, key_info=0x7fecd801e910) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/table.cc:2923
#4  0x00000000007d4962 in mysql_create_frm (thd=0x24cb620, file_name=0x7fed4a8246b0 "./test/#sql-1704_1c.frm", db=0x7fecd80052e8 "test", table=0x7fed4a825990 "#sql-1704_1c", create_info=0x7fed4a827a00, create_fields=..., keys=16, key_info=0x7fecd801e910, db_file=0x7fecd801fe60) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/unireg.cc:267
#5  0x00000000007d62ce in rea_create_table (thd=0x24cb620, path=0x7fed4a8261fc "./test/#sql-1704_1c", db=0x7fecd80052e8 "test", table_name=0x7fed4a825990 "#sql-1704_1c", create_info=0x7fed4a827a00, create_fields=..., keys=16, key_info=0x7fecd801e910, file=0x7fecd801fe60, no_ha_table=true) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/unireg.cc:512
#6  0x000000000077a0e9 in create_table_impl (thd=0x24cb620, db=0x7fecd80052e8 "test", table_name=0x7fed4a825990 "#sql-1704_1c", path=0x7fed4a8261fc "./test/#sql-1704_1c", create_info=0x7fed4a827a00, alter_info=0x7fed4a827410, internal_tmp_table=true, select_field_count=0, no_ha_table=true, is_trans=0x0, key_info=0x7fed4a827328, key_count=0x7fed4a827354) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc:4826
#7  0x0000000000780432 in mysql_alter_table (thd=0x24cb620, new_db=0x80040b00 <Address 0x80040b00 out of bounds>, new_name=0x7fecd8004d01 "est_idx", create_info=0x7fed4a827a00, table_list=0x7fecd8004d88, alter_info=0x7fed4a827410, order_num=0, order=0x0, ignore=false) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc:8218
#8  0x0000000000724f83 in mysql_execute_command (thd=0x24cb620) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3310
#9  0x0000000000727818 in mysql_parse (thd=0x24cb620, rawbuf=0x24cd9e8 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#10 0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x24cb620, packet=0x24cf5b1 " DROP INDEX `test_idx` ON CC", packet_length=28) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#11 0x0000000000729a47 in do_command (thd=0x24cb620) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#12 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#13 0x00000000006ed727 in handle_one_connection (arg=0x24cb620) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#14 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x23420f0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#15 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#16 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 41 (LWP 5987):
+bt
#0  0x000000340c4df253 in poll () from /lib64/libc.so.6
#1  0x0000000000c9e846 in vio_io_wait (vio=<optimized out>, event=VIO_IO_EVENT_READ, timeout=28800000) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:820
#2  0x0000000000c9ece3 in vio_socket_io_wait (vio=<optimized out>, event=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:68
#3  0x0000000000c9f680 in vio_read (vio=0x248ec40, buf=0x248ee30 "\a", size=4) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:123
#4  0x000000000067b583 in net_read_raw_loop (net=0x248b100, count=4) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:663
#5  0x000000000067c0e1 in net_read_packet_header (net=0x248b100) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:745
#6  net_read_packet (net=<optimized out>, complen=0x7fed4ab35c68) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:810
#7  0x000000000067c3ec in my_net_read (net=0x248b100) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:888
#8  0x00000000007299d7 in do_command (thd=0x248aea0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:983
#9  0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#10 0x00000000006ed727 in handle_one_connection (arg=0x248aea0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#11 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x23a3730) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#12 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#13 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 40 (LWP 6019):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000677db6 in inline_mysql_cond_timedwait (src_line=1306, src_file=0xccff10 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc", abstime=0x7fed44afebe0, mutex=0x24db938, that=0x24db968) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  MDL_wait::timed_wait (this=0x24db938, owner=0x24db800, abs_timeout=0x7fed44afebe0, set_status_on_timeout=true, wait_state_name=0x0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:1306
#3  0x0000000000679d3c in MDL_context::acquire_lock (this=0x24db938, mdl_request=0x7fecd0005358, lock_wait_timeout=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2245
#4  0x000000000067a46b in MDL_context::acquire_locks (this=0x24db938, mdl_requests=<optimized out>, lock_wait_timeout=31536000) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2339
#5  0x00000000006c5e2e in lock_table_names (thd=0x24db800, tables_start=0x7fecd0004d70, tables_end=<optimized out>, lock_wait_timeout=<optimized out>, flags=0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4824
#6  0x00000000006ca2c3 in open_tables (thd=0x24db800, start=0x7fed44aff1a8, counter=0x7fed44b00bb8, flags=0, prelocking_strategy=0x7fed44b00ba0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5037
#7  0x000000000077f8cc in mysql_alter_table (thd=0x24db800, new_db=0x7fecd00052d0 "drizzledump_db", new_name=0x0, create_info=0x7fed44b01190, table_list=0x7fecd0004d70, alter_info=0x7fed44b01270, order_num=0, order=0x0, ignore=false) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc:7841
#8  0x0000000000892ca7 in Sql_cmd_alter_table::execute (this=<optimized out>, thd=0x24db800) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_alter.cc:317
#9  0x000000000072102b in mysql_execute_command (thd=0x24db800) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5157
#10 0x0000000000727818 in mysql_parse (thd=0x24db800, rawbuf=0x24ddbc8 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#11 0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x24db800, packet=0x24df791 " ALTER TABLE dump_table1 DROP `col_bigint` ", packet_length=43) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#12 0x0000000000729a47 in do_command (thd=0x24db800) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#13 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#14 0x00000000006ed727 in handle_one_connection (arg=0x24db800) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#15 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x2389990) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#16 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#17 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 39 (LWP 5966):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000677db6 in inline_mysql_cond_timedwait (src_line=1306, src_file=0xccff10 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc", abstime=0x7fed4abf4be0, mutex=0x24355f8, that=0x2435628) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  MDL_wait::timed_wait (this=0x24355f8, owner=0x24354c0, abs_timeout=0x7fed4abf4be0, set_status_on_timeout=true, wait_state_name=0x0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:1306
#3  0x0000000000679d3c in MDL_context::acquire_lock (this=0x24355f8, mdl_request=0x7fed20005328, lock_wait_timeout=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2245
#4  0x000000000067a46b in MDL_context::acquire_locks (this=0x24355f8, mdl_requests=<optimized out>, lock_wait_timeout=31536000) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2339
#5  0x00000000006c5e2e in lock_table_names (thd=0x24354c0, tables_start=0x7fed20004d68, tables_end=<optimized out>, lock_wait_timeout=<optimized out>, flags=0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4824
#6  0x00000000006ca2c3 in open_tables (thd=0x24354c0, start=0x7fed4abf51a8, counter=0x7fed4abf6bb8, flags=0, prelocking_strategy=0x7fed4abf6ba0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5037
#7  0x000000000077f8cc in mysql_alter_table (thd=0x24354c0, new_db=0x7fed200052c8 "drizzledump_db", new_name=0x0, create_info=0x7fed4abf7190, table_list=0x7fed20004d68, alter_info=0x7fed4abf7270, order_num=0, order=0x0, ignore=false) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc:7841
#8  0x0000000000892ca7 in Sql_cmd_alter_table::execute (this=<optimized out>, thd=0x24354c0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_alter.cc:317
#9  0x000000000072102b in mysql_execute_command (thd=0x24354c0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5157
#10 0x0000000000727818 in mysql_parse (thd=0x24354c0, rawbuf=0x2437888 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#11 0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x24354c0, packet=0x2439451 " ALTER TABLE dump_table4 DROP field18 ", packet_length=38) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#12 0x0000000000729a47 in do_command (thd=0x24354c0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#13 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#14 0x00000000006ed727 in handle_one_connection (arg=0x24354c0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#15 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x23a3730) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#16 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#17 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 38 (LWP 5925):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a6eacb in os_cond_wait_timed (abstime=0x7fed45f45d00, fast_mutex=0x22915d0, cond=0x2291610) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x22915d0, time_in_usec=<optimized out>, reset_sig_count=14) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:723
#3  0x0000000000bb82e7 in dict_stats_thread (arg=<optimized out>) at /bzr/5.6_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 37 (LWP 5920):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a6eacb in os_cond_wait_timed (abstime=0x7fed4914ad30, fast_mutex=0x1ec97a0, cond=0x1ec97e0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x1ec97a0, time_in_usec=<optimized out>, reset_sig_count=1) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:723
#3  0x0000000000b032bc in srv_monitor_thread (arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:1822
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 36 (LWP 5981):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a6f533 in os_cond_wait (fast_mutex=0x7fed0c014cd0, cond=0x7fed0c014d10) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7fed0c014cd0, reset_sig_count=1) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4c13e in lock_wait_suspend_thread (thr=0x7fed0c04b470) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac5c57 in row_mysql_handle_errors (new_err=0x7fed4a8e9dec, trx=0x7fed0c007cf8, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000acc9ca in row_insert_for_mysql (mysql_rec=<optimized out>, prebuilt=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:1325
#6  0x0000000000a05c2c in ha_innobase::write_row (this=0x7fed0c048120, record=0x7fed0c0128d0 "\377\376\377") at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:6921
#7  0x00000000005b9f44 in handler::ha_write_row (this=0x7fed0c048120, buf=0x7fed0c0128d0 "\377\376\377") at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:7419
#8  0x00000000007040c0 in write_record (thd=0x246db50, table=0x7fed0c022550, info=0x7fed4a8ea240, update=0x7fed4a8ea1c0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1889
#9  0x000000000070bbbe in mysql_insert (thd=0x246db50, table_list=0x7fed0c004d90, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=false) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_insert.cc:1027
#10 0x0000000000723de9 in mysql_execute_command (thd=0x246db50) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3647
#11 0x0000000000727818 in mysql_parse (thd=0x246db50, rawbuf=0x246ff18 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x246db50, packet=0x2475c41 "INSERT INTO `A` ( `col_char_255_key_default_null` ) VALUES ( 7 )", packet_length=64) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#13 0x0000000000729a47 in do_command (thd=0x246db50) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#15 0x00000000006ed727 in handle_one_connection (arg=0x246db50) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#16 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x23a3730) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#17 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#18 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 35 (LWP 5973):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000677db6 in inline_mysql_cond_timedwait (src_line=1306, src_file=0xccff10 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc", abstime=0x7fed59a25780, mutex=0x244d8c8, that=0x244d8f8) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  MDL_wait::timed_wait (this=0x244d8c8, owner=0x244d790, abs_timeout=0x7fed59a25780, set_status_on_timeout=true, wait_state_name=0x0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:1306
#3  0x0000000000679d3c in MDL_context::acquire_lock (this=0x244d8c8, mdl_request=0x7fed1c0053a0, lock_wait_timeout=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2245
#4  0x00000000006bc7b3 in open_table_get_mdl_lock (thd=0x244d790, ot_ctx=0x7fed59a261e0, mdl_request=0x7fed1c0053a0, flags=<optimized out>, mdl_ticket=0x7fed59a260e8) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:2527
#5  0x00000000006c668a in open_table (thd=0x244d790, table_list=0x7fed1c005000, ot_ctx=0x7fed59a261e0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:2819
#6  0x00000000006ca9ec in open_and_process_table (ot_ctx=0x7fed59a261e0, has_prelocking_list=false, prelocking_strategy=0x7fed59a26300, flags=0, counter=0x244fc10, tables=0x7fed1c005000, lex=0x244fb58, thd=0x244d790) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4567
#7  open_tables (thd=0x244d790, start=0x7fed59a262c8, counter=0x244fc10, flags=0, prelocking_strategy=0x7fed59a26300) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5069
#8  0x00000000006cb6f9 in open_normal_and_derived_tables (thd=<optimized out>, tables=0x7fed1c005000, flags=0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5768
#9  0x000000000071eb4d in execute_sqlcom_select (thd=0x244d790, all_tables=0x7fed1c005000) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5278
#10 0x00000000007217b7 in mysql_execute_command (thd=0x244d790) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:2762
#11 0x0000000000727818 in mysql_parse (thd=0x244d790, rawbuf=0x244fb58 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x244d790, packet=0x2451721 " SELECT X . `col_int_key_default_null` FROM `A` AS X WHERE X . `col_bigint_key_default_null` IN ( 4 , 6 , 3592159232 , 4247388160 , 3 ) LIMIT 6 /*Generated by THREAD_ID 5*/ ", packet_length=173) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#13 0x0000000000729a47 in do_command (thd=0x244d790) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#15 0x00000000006ed727 in handle_one_connection (arg=0x244d790) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#16 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x23a3730) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#17 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#18 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 34 (LWP 5927):
+bt
#0  0x000000340cc0f2a5 in sigwait () from /lib64/libpthread.so.0
#1  0x00000000005a1edb in signal_hand (arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mysqld.cc:3159
#2  0x00000000009dd6c9 in pfs_spawn_thread (arg=0x22e2770) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#3  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#4  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 33 (LWP 6009):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000677db6 in inline_mysql_cond_timedwait (src_line=1306, src_file=0xccff10 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc", abstime=0x7fed4a9ed4e0, mutex=0x24b3488, that=0x24b34b8) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  MDL_wait::timed_wait (this=0x24b3488, owner=0x24b3350, abs_timeout=0x7fed4a9ed4e0, set_status_on_timeout=false, wait_state_name=0x0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:1306
#3  0x0000000000679f1f in MDL_context::acquire_lock (this=0x24b3488, mdl_request=0x7fed4a9ed560, lock_wait_timeout=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2229
#4  0x000000000067a18a in MDL_context::upgrade_shared_lock (this=0x24b3488, mdl_ticket=0x7fecec018b80, new_type=MDL_EXCLUSIVE, lock_wait_timeout=31536000) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2411
#5  0x000000000077e070 in mysql_inplace_alter_table (thd=0x24b3350, table_list=0x7fecec004d88, table=0x7fecc801fe10, altered_table=0x7fecec0194a0, ha_alter_info=0x7fed4a9ef270, inplace_supported=HA_ALTER_INPLACE_NO_LOCK_AFTER_PREPARE, target_mdl_request=0x7fed4a9eef70, alter_ctx=0x7fed4a9ed950) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc:6400
#6  0x00000000007839b7 in mysql_alter_table (thd=<optimized out>, new_db=0x7fecec0194a0 "p\235\001\354\354\177", new_name=0x7fec00000000 <Address 0x7fec00000000 out of bounds>, create_info=<optimized out>, table_list=0x7fecec004d88, alter_info=0x7fed4a9ef410, order_num=0, order=0x0, ignore=false) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc:8354
#7  0x0000000000724f83 in mysql_execute_command (thd=0x24b3350) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3310
#8  0x0000000000727818 in mysql_parse (thd=0x24b3350, rawbuf=0x24b5718 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#9  0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x24b3350, packet=0x24b72e1 " DROP INDEX `test_idx` ON A", packet_length=27) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#10 0x0000000000729a47 in do_command (thd=0x24b3350) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#11 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#12 0x00000000006ed727 in handle_one_connection (arg=0x24b3350) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#13 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x24493e0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#14 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#15 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 32 (LWP 5923):
+bt
#0  0x000000340c4e14f3 in select () from /lib64/libc.so.6
#1  0x0000000000a6f8bf in os_thread_sleep (tm=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0thread.cc:255
#2  0x0000000000b8174a in page_cleaner_sleep_if_needed (next_loop_time=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/buf/buf0flu.cc:2377
#3  buf_flush_page_cleaner_thread (arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/buf/buf0flu.cc:2418
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 31 (LWP 5928):
+bt
#0  0x000000340c4df253 in poll () from /lib64/libc.so.6
#1  0x0000000000c9e846 in vio_io_wait (vio=<optimized out>, event=VIO_IO_EVENT_READ, timeout=28800000) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:820
#2  0x0000000000c9ece3 in vio_socket_io_wait (vio=<optimized out>, event=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:68
#3  0x0000000000c9f680 in vio_read (vio=0x2428d50, buf=0x2428f40 "\a", size=4) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:123
#4  0x000000000067b583 in net_read_raw_loop (net=0x234bdc0, count=4) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:663
#5  0x000000000067c0e1 in net_read_packet_header (net=0x234bdc0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:745
#6  net_read_packet (net=<optimized out>, complen=0x7fed60084c68) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:810
#7  0x000000000067c3ec in my_net_read (net=0x234bdc0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:888
#8  0x00000000007299d7 in do_command (thd=0x234bb60) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:983
#9  0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#10 0x00000000006ed727 in handle_one_connection (arg=0x234bb60) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#11 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x23ac270) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#12 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#13 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 30 (LWP 5983):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000677db6 in inline_mysql_cond_timedwait (src_line=1306, src_file=0xccff10 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc", abstime=0x7fed4abb4a20, mutex=0x2471c18, that=0x2471c48) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  MDL_wait::timed_wait (this=0x2471c18, owner=0x2471ae0, abs_timeout=0x7fed4abb4a20, set_status_on_timeout=true, wait_state_name=0x0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:1306
#3  0x0000000000679d3c in MDL_context::acquire_lock (this=0x2471c18, mdl_request=0x7fed4abb4ae0, lock_wait_timeout=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2245
#4  0x000000000067a46b in MDL_context::acquire_locks (this=0x2471c18, mdl_requests=<optimized out>, lock_wait_timeout=31536000) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2339
#5  0x000000000084f1b5 in lock_schema_name (thd=0x2471ae0, db=0x7fed00004d20 "drizzledump_db") at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/lock.cc:797
#6  0x00000000006f06d3 in mysql_rm_db (thd=0x2471ae0, db=0x7fed00004d20 "drizzledump_db", if_exists=true, silent=false) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_db.cc:773
#7  0x0000000000724d44 in mysql_execute_command (thd=0x2471ae0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:4068
#8  0x0000000000727818 in mysql_parse (thd=0x2471ae0, rawbuf=0x2473ea8 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#9  0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x2471ae0, packet=0x247ec51 " DROP DATABASE IF EXISTS drizzledump_db ", packet_length=40) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#10 0x0000000000729a47 in do_command (thd=0x2471ae0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#11 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#12 0x00000000006ed727 in handle_one_connection (arg=0x2471ae0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#13 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x23a3730) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#14 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#15 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 29 (LWP 5922):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a6f533 in os_cond_wait (fast_mutex=0x1ec9680, cond=0x1ec96c0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x1ec9680, reset_sig_count=1665) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000b0404c in srv_purge_coordinator_suspend (rseg_history_len=400, slot=0x1ec9490) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:3140
#4  srv_purge_coordinator_thread (arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:3257
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 28 (LWP 5926):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a6eacb in os_cond_wait_timed (abstime=0x7fed45544c90, fast_mutex=0x22c1840, cond=0x22c1880) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x22c1840, time_in_usec=<optimized out>, reset_sig_count=1) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:723
#3  0x0000000000b38cc0 in ib_wqueue_timedwait (wq=0x22c1688, wait_in_usecs=5000000) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/ut/ut0wqueue.cc:154
#4  0x0000000000bebe50 in fts_optimize_thread (arg=0x22c1688) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fts/fts0opt.cc:2932
#5  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#6  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 27 (LWP 5971):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000677db6 in inline_mysql_cond_timedwait (src_line=1306, src_file=0xccff10 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc", abstime=0x7fed59a64be0, mutex=0x24457d8, that=0x2445808) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  MDL_wait::timed_wait (this=0x24457d8, owner=0x24456a0, abs_timeout=0x7fed59a64be0, set_status_on_timeout=true, wait_state_name=0x0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:1306
#3  0x0000000000679d3c in MDL_context::acquire_lock (this=0x24457d8, mdl_request=0x7fed180053b8, lock_wait_timeout=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2245
#4  0x000000000067a46b in MDL_context::acquire_locks (this=0x24457d8, mdl_requests=<optimized out>, lock_wait_timeout=31536000) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2339
#5  0x00000000006c5e2e in lock_table_names (thd=0x24456a0, tables_start=0x7fed18004d90, tables_end=<optimized out>, lock_wait_timeout=<optimized out>, flags=0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4824
#6  0x00000000006ca2c3 in open_tables (thd=0x24456a0, start=0x7fed59a651a8, counter=0x7fed59a66bb8, flags=0, prelocking_strategy=0x7fed59a66ba0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5037
#7  0x000000000077f8cc in mysql_alter_table (thd=0x24456a0, new_db=0x7fed180052f0 "drizzledump_db", new_name=0x0, create_info=0x7fed59a67190, table_list=0x7fed18004d90, alter_info=0x7fed59a67270, order_num=0, order=0x0, ignore=false) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc:7841
#8  0x0000000000892ca7 in Sql_cmd_alter_table::execute (this=<optimized out>, thd=0x24456a0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_alter.cc:317
#9  0x000000000072102b in mysql_execute_command (thd=0x24456a0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5157
#10 0x0000000000727818 in mysql_parse (thd=0x24456a0, rawbuf=0x2447a68 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#11 0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x24456a0, packet=0x2449631 " ALTER TABLE dump_table1 DROP `col_char_1024_not_null_key` ", packet_length=59) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#12 0x0000000000729a47 in do_command (thd=0x24456a0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#13 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#14 0x00000000006ed727 in handle_one_connection (arg=0x24456a0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#15 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x23a3730) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#16 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#17 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 26 (LWP 5918):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a6eacb in os_cond_wait_timed (abstime=0x7fed4a54cd00, fast_mutex=0x228afe0, cond=0x228b020) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x228afe0, time_in_usec=<optimized out>, reset_sig_count=53) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:723
#3  0x0000000000a4c871 in lock_wait_timeout_thread (arg=<optimized out>) at /bzr/5.6_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 25 (LWP 5913):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a68f83 in os_aio_linux_collect (seg_size=256, segment=0, array=0x1f07bb0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=6, message1=0x7fed4d3fcd98, message2=0x7fed4d3fcd90, type=0x7fed4d3fcd88, space_id=0x7fed4d3fcd80) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bbdc67 in fil_aio_wait (segment=6) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
#4  0x0000000000b055e8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_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 24 (LWP 5936):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000677db6 in inline_mysql_cond_timedwait (src_line=1306, src_file=0xccff10 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc", abstime=0x7fed6003fbe0, mutex=0x242d1d8, that=0x242d208) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  MDL_wait::timed_wait (this=0x242d1d8, owner=0x242d0a0, abs_timeout=0x7fed6003fbe0, set_status_on_timeout=true, wait_state_name=0x0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:1306
#3  0x0000000000679d3c in MDL_context::acquire_lock (this=0x242d1d8, mdl_request=0x7fed3c062768, lock_wait_timeout=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2245
#4  0x000000000067a46b in MDL_context::acquire_locks (this=0x242d1d8, mdl_requests=<optimized out>, lock_wait_timeout=31536000) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2339
#5  0x00000000006c5e2e in lock_table_names (thd=0x242d0a0, tables_start=0x7fed3c0623c8, tables_end=<optimized out>, lock_wait_timeout=<optimized out>, flags=0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:4824
#6  0x00000000006ca2c3 in open_tables (thd=0x242d0a0, start=0x7fed600401a8, counter=0x7fed60041bb8, flags=0, prelocking_strategy=0x7fed60041ba0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:5037
#7  0x000000000077f8cc in mysql_alter_table (thd=0x242d0a0, new_db=0x7fed3c062928 "drizzledump_db", new_name=0x0, create_info=0x7fed60042190, table_list=0x7fed3c0623c8, alter_info=0x7fed60042270, order_num=0, order=0x0, ignore=false) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_table.cc:7841
#8  0x0000000000892ca7 in Sql_cmd_alter_table::execute (this=<optimized out>, thd=0x242d0a0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_alter.cc:317
#9  0x000000000072102b in mysql_execute_command (thd=0x242d0a0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5157
#10 0x0000000000727818 in mysql_parse (thd=0x242d0a0, rawbuf=0x242f468 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#11 0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x242d0a0, packet=0x2431361 " ALTER TABLE dump_table1 DROP `col_text` ", packet_length=41) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#12 0x0000000000729a47 in do_command (thd=0x242d0a0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#13 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#14 0x00000000006ed727 in handle_one_connection (arg=0x242d0a0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#15 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x23d7720) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#16 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#17 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 23 (LWP 5910):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a68f83 in os_aio_linux_collect (seg_size=256, segment=1, array=0x1ec8950) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=3, message1=0x7fed4f1ffd98, message2=0x7fed4f1ffd90, type=0x7fed4f1ffd88, space_id=0x7fed4f1ffd80) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bbdc67 in fil_aio_wait (segment=3) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
#4  0x0000000000b055e8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_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 22 (LWP 5915):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a68f83 in os_aio_linux_collect (seg_size=256, segment=2, array=0x1f07bb0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=8, message1=0x7fed4bffad98, message2=0x7fed4bffad90, type=0x7fed4bffad88, space_id=0x7fed4bffad80) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bbdc67 in fil_aio_wait (segment=8) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
#4  0x0000000000b055e8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_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 21 (LWP 5912):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a68f83 in os_aio_linux_collect (seg_size=256, segment=3, array=0x1ec8950) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=5, message1=0x7fed4ddfdd98, message2=0x7fed4ddfdd90, type=0x7fed4ddfdd88, space_id=0x7fed4ddfdd80) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bbdc67 in fil_aio_wait (segment=5) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
#4  0x0000000000b055e8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_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 20 (LWP 5921):
+bt
#0  0x000000340c4e14f3 in select () from /lib64/libc.so.6
#1  0x0000000000a6f8bf in os_thread_sleep (tm=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0thread.cc:255
#2  0x0000000000b0131b in srv_master_sleep () at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:2803
#3  srv_master_thread (arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:2847
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 19 (LWP 5908):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a68f83 in os_aio_linux_collect (seg_size=256, segment=0, array=0x1eec670) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=1, message1=0x7fed50601d98, message2=0x7fed50601d90, type=0x7fed50601d88, space_id=0x7fed50601d80) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bbdc67 in fil_aio_wait (segment=1) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
#4  0x0000000000b055e8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_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 18 (LWP 5907):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a68f83 in os_aio_linux_collect (seg_size=256, segment=0, array=0x1efa110) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=0, message1=0x7fed62dedd98, message2=0x7fed62dedd90, type=0x7fed62dedd88, space_id=0x7fed62dedd80) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bbdc67 in fil_aio_wait (segment=0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
#4  0x0000000000b055e8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_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 17 (LWP 5909):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a68f83 in os_aio_linux_collect (seg_size=256, segment=0, array=0x1ec8950) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=2, message1=0x7fed4fc00d98, message2=0x7fed4fc00d90, type=0x7fed4fc00d88, space_id=0x7fed4fc00d80) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bbdc67 in fil_aio_wait (segment=2) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
#4  0x0000000000b055e8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_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 16 (LWP 5977):
+bt
#0  0x000000340c4df253 in poll () from /lib64/libc.so.6
#1  0x0000000000c9e846 in vio_io_wait (vio=<optimized out>, event=VIO_IO_EVENT_READ, timeout=28800000) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:820
#2  0x0000000000c9ece3 in vio_socket_io_wait (vio=<optimized out>, event=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:68
#3  0x0000000000c9f680 in vio_read (vio=0x2461710, buf=0x2461900 "\a", size=4) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/vio/viosocket.c:123
#4  0x000000000067b583 in net_read_raw_loop (net=0x245dbd0, count=4) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:663
#5  0x000000000067c0e1 in net_read_packet_header (net=0x245dbd0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:745
#6  net_read_packet (net=<optimized out>, complen=0x7fed4a96dc68) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:810
#7  0x000000000067c3ec in my_net_read (net=0x245dbd0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/net_serv.cc:888
#8  0x00000000007299d7 in do_command (thd=0x245d970) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:983
#9  0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#10 0x00000000006ed727 in handle_one_connection (arg=0x245d970) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#11 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x23a3730) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#12 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#13 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 15 (LWP 5919):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a6eacb in os_cond_wait_timed (abstime=0x7fed49b4bcc0, fast_mutex=0x1ec9710, cond=0x1ec9750) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:177
#2  os_event_wait_time_low (event=0x1ec9710, time_in_usec=<optimized out>, reset_sig_count=1) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:723
#3  0x0000000000b01ec1 in srv_error_monitor_thread (arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/srv/srv0srv.cc:2084
#4  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#5  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 14 (LWP 5892):
+bt
#0  0x000000340c4df253 in poll () from /lib64/libc.so.6
#1  0x00000000005a37ca in handle_connections_sockets () at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mysqld.cc:6243
#2  0x00000000005aac1b in mysqld_main (argc=48, argv=0x1dcb148) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mysqld.cc:5658
#3  0x000000340c41ecdd in __libc_start_main () from /lib64/libc.so.6
#4  0x000000000059b851 in _start ()

Thread 13 (LWP 5916):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a68f83 in os_aio_linux_collect (seg_size=256, segment=3, array=0x1f07bb0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=9, message1=0x7fed4b5f9d98, message2=0x7fed4b5f9d90, type=0x7fed4b5f9d88, space_id=0x7fed4b5f9d80) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bbdc67 in fil_aio_wait (segment=9) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
#4  0x0000000000b055e8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_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 12 (LWP 5924):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a6f533 in os_cond_wait (fast_mutex=0x1ec9830, cond=0x1ec9870) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x1ec9830, reset_sig_count=1) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000b7c8ac in buf_dump_thread (arg=<optimized out>) at /bzr/5.6_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 11 (LWP 6022):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a6f533 in os_cond_wait (fast_mutex=0x2293200, cond=0x2293240) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x2293200, reset_sig_count=32) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000b0ba31 in sync_array_wait_event (arr=0x1ec89f0, index=0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
#4  0x0000000000b0c2bd in rw_lock_s_lock_spin (lock=0x153ff80 <dict_operation_lock>, pass=<optimized out>, file_name=0xde96e0 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0undo.cc", line=298) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0rw.cc:443
#5  0x0000000000ac6aa3 in rw_lock_s_lock_func (line=298, file_name=0xde96e0 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0undo.cc", lock=<optimized out>, pass=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0rw.ic:364
#6  pfs_rw_lock_s_lock_func (line=298, file_name=0xde96e0 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0undo.cc", pass=0, lock=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0rw.ic:685
#7  row_mysql_freeze_data_dictionary_func (trx=0x7fecd4007dc8, file=0xde96e0 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0undo.cc", line=298) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:2058
#8  0x0000000000aee6bc in row_undo (thr=0x7fecd4008c60, node=0x7fecd4016558) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0undo.cc:298
#9  row_undo_step (thr=0x7fecd4008c60) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0undo.cc:350
#10 0x0000000000a97a08 in que_thr_step (thr=0x7fecd4008c60) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc:1113
#11 que_run_threads_low (thr=0x7fecd4008c60) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc:1177
#12 0x0000000000a97e30 in que_run_threads (thr=0x7fecd4008c60) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc:1218
#13 0x0000000000b1e5bc in trx_rollback_to_savepoint_low (trx=0x7fecd4007dc8, savept=0x0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/trx/trx0roll.cc:109
#14 0x0000000000b1ea49 in trx_rollback_for_mysql_low (trx=0x7fecd4007dc8) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/trx/trx0roll.cc:181
#15 0x0000000000a05422 in innobase_rollback (hton=<optimized out>, thd=0x24e38f0, rollback_trx=true) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:3912
#16 0x00000000005bc2ab in ha_rollback_low (thd=0x24e38f0, all=true) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:1565
#17 0x00000000005bce3c in ha_rollback_trans (thd=0x24e38f0, all=true) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:1631
#18 0x00000000007cdf91 in trans_rollback (thd=0x24e38f0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/transaction.cc:332
#19 0x0000000000721ee2 in mysql_execute_command (thd=0x24e38f0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:4517
#20 0x0000000000727818 in mysql_parse (thd=0x24e38f0, rawbuf=0x24e5cb8 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#21 0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x24e38f0, packet=0x24e7881 " ROLLBACK", packet_length=9) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#22 0x0000000000729a47 in do_command (thd=0x24e38f0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#23 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#24 0x00000000006ed727 in handle_one_connection (arg=0x24e38f0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#25 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x24016d0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#26 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#27 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 10 (LWP 6005):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a6f533 in os_cond_wait (fast_mutex=0x7fece002cc30, cond=0x7fece002cc70) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7fece002cc30, reset_sig_count=3) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4c13e in lock_wait_suspend_thread (thr=0x7fed3c111a50) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac5c57 in row_mysql_handle_errors (new_err=0x7fed4aa7063c, trx=0x7fecf4007cf8, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ae7f81 in row_search_for_mysql (buf=<optimized out>, mode=<optimized out>, prebuilt=0x7fed3c110e68, match_mode=0, direction=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0sel.cc:5034
#6  0x00000000009fdac2 in ha_innobase::index_read (this=0x7fed3c10d630, buf=0x7fed3c02f2b0 "\367\367\377", key_ptr=<optimized out>, key_len=0, find_flag=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:7848
#7  0x00000000009f77d0 in ha_innobase::index_first (this=0x7fed3c10d630, buf=0x7fed3c02f2b0 "\367\367\377") at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:8245
#8  0x00000000009fee2f in ha_innobase::rnd_next (this=0x7fed3c10d630, buf=0x7fed3c02f2b0 "\367\367\377") at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:8342
#9  0x00000000005b45fa in handler::ha_rnd_next (this=0x7fed3c10d630, buf=0x7fed3c02f2b0 "\367\367\377") at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2667
#10 0x00000000008346b5 in find_all_keys (param=0x7fed4aa70c80, select=0x7fecf4023c50, fs_info=0x7fed4aa70d00, buffpek_pointers=0x7fed4aa70a40, tempfile=0x7fed4aa70b60, pq=0x0, found_rows=0x7fed4aa70fa0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/filesort.cc:768
#11 0x0000000000835b84 in filesort (thd=0x24a3170, table=0x7fed3c02e9c0, filesort=0x7fecf4024ce8, sort_positions=false, examined_rows=0x7fed4aa70fa8, found_rows=0x7fed4aa70fa0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/filesort.cc:340
#12 0x00000000006fc392 in create_sort_index (tab=0x7fecf4023350, join=0x7fecf401fc40, thd=0x24a3170) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_executor.cc:3338
#13 st_join_table::sort_table (this=0x7fecf4023350) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_executor.cc:2504
#14 0x00000000006fc69e in join_init_read_record (tab=0x7fecf4023350) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_executor.cc:2378
#15 0x00000000006fbc3d in sub_select (join=0x7fecf401fc40, join_tab=0x7fecf4023350, end_of_records=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_executor.cc:1252
#16 0x00000000006fd38b in do_select (join=0x7fecf401fc40) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_executor.cc:930
#17 JOIN::exec (this=0x7fecf401fc40) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_executor.cc:191
#18 0x00000000007492d0 in mysql_execute_select (free_join=true, select_lex=0x24a5c48, thd=0x24a3170) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_select.cc:1101
#19 mysql_select (thd=0x24a3170, tables=0x7fecf401be28, wild_num=0, fields=..., conds=0x7fecf401c5a0, order=<optimized out>, group=0x24a5d48, having=0x0, select_options=3491531264, result=0x7fecf401fb00, unit=0x24a5600, select_lex=0x24a5c48) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_select.cc:1222
#20 0x0000000000749dbb in handle_select (thd=0x24a3170, result=0x7fecf401fb00, setup_tables_done_option=1073741824) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_select.cc:111
#21 0x0000000000726748 in mysql_execute_command (thd=0xffffffffffffdc58) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3727
#22 0x0000000000727818 in mysql_parse (thd=0x24a3170, rawbuf=0x24a5538 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#23 0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x24a3170, packet=0x24a7101 " INSERT INTO `BB` ( `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` ) SELECT `col_char_10` , `col_char_10_key` , `col_char_10_not_null` , `col_char_10_not_null_key` , `col_char_255` , `col_char_255_key` , `col_char_255_not_null` , `col_char_255_not_null_key` , `col_int` , `col_int_key` , `col_int_not_null` , `col_int_not_null_key` , `col_bigint` , `col_bigint_key` , `col_bigint_not_null` , `col_bigint_not_null_key` , `col_enum` , `col_enum_key` , `col_enum_not_null` , `col_enum_not_null_key` FROM `BB` WHERE `col_int_not_null` > 1 ORDER BY `col_bigint`,`col_bigint_default_null`,`col_bigint_key`,`col_bigint_key_default_null`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_default_null`,`col_char_10_key`,`col_char_10_key_default_null`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_default_null`,`col_char_255_key`,`col_char_255_key_default_null`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_default_null`,`col_enum_key`,`col_enum_key_default_null`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_default_null`,`col_int_key`,`col_int_key_default_null`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 25 /*Generated by THREAD_ID 15*/ ", packet_length=1619) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#24 0x0000000000729a47 in do_command (thd=0x24a3170) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#25 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#26 0x00000000006ed727 in handle_one_connection (arg=0x24a3170) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#27 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x2431000) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#28 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#29 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 9 (LWP 6024):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a6f533 in os_cond_wait (fast_mutex=0x7fed1803d430, cond=0x7fed1803d470) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7fed1803d430, reset_sig_count=2) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4c13e in lock_wait_suspend_thread (thr=0x7fece4020870) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac5c57 in row_mysql_handle_errors (new_err=0x7fed44a7eb7c, trx=0x7fecc801ad28, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ae7f81 in row_search_for_mysql (buf=<optimized out>, mode=<optimized out>, prebuilt=0x7fece401fc88, match_mode=0, direction=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0sel.cc:5034
#6  0x00000000009fdac2 in ha_innobase::index_read (this=0x7fece401b250, buf=0x7fece401cf80 "\377\377\377", ' ' <repeats 275 times>, key_ptr=<optimized out>, key_len=0, find_flag=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:7848
#7  0x00000000009f77d0 in ha_innobase::index_first (this=0x7fece401b250, buf=0x7fece401cf80 "\377\377\377", ' ' <repeats 275 times>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:8245
#8  0x00000000009fee2f in ha_innobase::rnd_next (this=0x7fece401b250, buf=0x7fece401cf80 "\377\377\377", ' ' <repeats 275 times>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:8342
#9  0x00000000005b45fa in handler::ha_rnd_next (this=0x7fece401b250, buf=0x7fece401cf80 "\377\377\377", ' ' <repeats 275 times>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2667
#10 0x000000000088722c in rr_sequential (info=0x7fed44a7f190) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/records.cc:478
#11 0x000000000079cd57 in mysql_update (thd=0x24eb9e0, table_list=0x7fecc8004df0, fields=..., values=..., conds=0xfffffffffffffe00, order_num=2048, order=0x0, limit=18446744073709551615, handle_duplicates=DUP_ERROR, ignore=false, found_return=0x7fed44a80038, updated_return=0x7fed44a80040) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_update.cc:734
#12 0x00000000007212cb in mysql_execute_command (thd=0x24eb9e0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3511
#13 0x0000000000727818 in mysql_parse (thd=0x24eb9e0, rawbuf=0x24edda8 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#14 0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x24eb9e0, packet=0x24ef971 "UPDATE `CC` SET `col_enum_default_null` = '2004-01-08 05:45:14.043544' WHERE `col_char_255_key_default_null` = 8", packet_length=112) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#15 0x0000000000729a47 in do_command (thd=0x24eb9e0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#16 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#17 0x00000000006ed727 in handle_one_connection (arg=0x24eb9e0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#18 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x24697c0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#19 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#20 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 8 (LWP 6007):
+bt
#0  0x000000340cc0b7bb in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000677db6 in inline_mysql_cond_timedwait (src_line=1306, src_file=0xccff10 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc", abstime=0x7fed4aa2ea20, mutex=0x24ab398, that=0x24ab3c8) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1199
#2  MDL_wait::timed_wait (this=0x24ab398, owner=0x24ab260, abs_timeout=0x7fed4aa2ea20, set_status_on_timeout=true, wait_state_name=0x0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:1306
#3  0x0000000000679d3c in MDL_context::acquire_lock (this=0x24ab398, mdl_request=0x7fed4aa2eae0, lock_wait_timeout=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2245
#4  0x000000000067a46b in MDL_context::acquire_locks (this=0x24ab398, mdl_requests=<optimized out>, lock_wait_timeout=31536000) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mdl.cc:2339
#5  0x000000000084f1b5 in lock_schema_name (thd=0x24ab260, db=0x7fece8004d20 "drizzledump_db") at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/lock.cc:797
#6  0x00000000006f06d3 in mysql_rm_db (thd=0x24ab260, db=0x7fece8004d20 "drizzledump_db", if_exists=true, silent=false) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_db.cc:773
#7  0x0000000000724d44 in mysql_execute_command (thd=0x24ab260) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:4068
#8  0x0000000000727818 in mysql_parse (thd=0x24ab260, rawbuf=0x24ad628 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#9  0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x24ab260, packet=0x24af1f1 " DROP DATABASE IF EXISTS drizzledump_db ", packet_length=40) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#10 0x0000000000729a47 in do_command (thd=0x24ab260) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#11 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#12 0x00000000006ed727 in handle_one_connection (arg=0x24ab260) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#13 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x2439220) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#14 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#15 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 7 (LWP 5979):
+bt
#0  0x0000000000c6b4e0 in code_state () at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/dbug/dbug.c:410
#1  0x0000000000c6b70a in _db_pargs_ (_line_=191, keyword=0xde1706 "enter") at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/dbug/dbug.c:1370
#2  0x000000000097dc81 in alloc_root (mem_root=0x2469088, length=264) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/mysys/my_alloc.c:191
#3  0x00000000007c3f53 in operator new (size=264) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/item.h:663
#4  Field_iterator_table::create_item (this=0x7fed4a92ad10, thd=0x2465a60) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/table.cc:4775
#5  0x00000000006be7b9 in create_item (thd=0x2465a60, this=0x7fed4a92acf0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/table.h:2165
#6  insert_fields (thd=0x2465a60, context=<optimized out>, db_name=0x0, table_name=0x0, it=0x7fed4a92aec0, any_privileges=false) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:8658
#7  0x00000000006bff05 in setup_wild (thd=0x2465a60, tables=<optimized out>, fields=..., sum_func_list=0x7fed08016b90, wild_num=1) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_base.cc:8214
#8  0x00000000007402ca in JOIN::prepare (this=0x7fed08016948, tables_init=<optimized out>, wild_num=1, conds_init=<optimized out>, og_num=2, order_init=0x7fed080166d8, group_init=0x0, having_init=0x0, select_lex_arg=0x2468538, unit_arg=0x2467ef0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_resolver.cc:148
#9  0x0000000000749a00 in mysql_prepare_select (free_join=<optimized out>, select_lex=0x2468538, unit=0x2467ef0, result=0x7fed08016920, select_options=2147781376, having=0x0, group=0x0, order=0x7fed080166d8, og_num=2, conds=0x7fed080063a8, fields=..., wild_num=1, tables=0x7fed08005100, thd=0x2465a60) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_select.cc:1055
#10 mysql_select (thd=0x2465a60, tables=0x7fed08005100, wild_num=1, fields=..., conds=0x7fed080063a8, order=<optimized out>, group=0x2468638, having=0x0, select_options=2147781376, result=0x7fed08016920, unit=0x2467ef0, select_lex=0x2468538) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_select.cc:1178
#11 0x0000000000749dbb in handle_select (thd=0x2465a60, result=0x7fed08016920, setup_tables_done_option=0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_select.cc:111
#12 0x000000000071ecdd in execute_sqlcom_select (thd=0x2465a60, all_tables=0x7fed08005100) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:5305
#13 0x00000000007217b7 in mysql_execute_command (thd=0x2465a60) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:2762
#14 0x0000000000727818 in mysql_parse (thd=0x2465a60, rawbuf=0x2467e28 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#15 0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x2465a60, packet=0x24699f1 "SELECT * FROM `C` WHERE ( `col_varchar_10_key` NOT LIKE CONCAT ('Louisiana' , '%' ) OR `col_varchar_10_key` NOT BETWEEN 'Wyoming' AND 'if' ) OR ( ( `pk` >= 42 ) OR `col_bigint_key` IN ( 255 , 190 , 1 ) ) AND ( `col_bigint_key` IS NULL OR `col_bigint_key` IN ( 6 , 1 ) ) AND ( `pk` BETWEEN 83 AND 1 + 0 OR `col_bigint_key` IN ( -121 , 1 ) ) ORDER BY `pk` , `pk` /* */", packet_length=366) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#16 0x0000000000729a47 in do_command (thd=0x2465a60) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#17 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#18 0x00000000006ed727 in handle_one_connection (arg=0x2465a60) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#19 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x23a3730) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#20 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#21 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 6 (LWP 5990):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a6f533 in os_cond_wait (fast_mutex=0x7fecc80228a0, cond=0x7fecc80228e0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7fecc80228a0, reset_sig_count=4) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4c13e in lock_wait_suspend_thread (thr=0x7fed1403f2b0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac5c57 in row_mysql_handle_errors (new_err=0x7fed4aaf248c, trx=0x7fecfc008a08, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ae7f81 in row_search_for_mysql (buf=<optimized out>, mode=<optimized out>, prebuilt=0x7fed1403e6c8, match_mode=0, direction=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0sel.cc:5034
#6  0x00000000009fdac2 in ha_innobase::index_read (this=0x7fed1402bca0, buf=0x7fed1403b9c0 "", key_ptr=<optimized out>, key_len=0, find_flag=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:7848
#7  0x00000000009f77d0 in ha_innobase::index_first (this=0x7fed1402bca0, buf=0x7fed1403b9c0 "") at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:8245
#8  0x00000000009fee2f in ha_innobase::rnd_next (this=0x7fed1402bca0, buf=0x7fed1403b9c0 "") at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:8342
#9  0x00000000005b45fa in handler::ha_rnd_next (this=0x7fed1402bca0, buf=0x7fed1403b9c0 "") at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2667
#10 0x00000000008346b5 in find_all_keys (param=0x7fed4aaf2ad0, select=0x0, fs_info=0x7fed4aaf2b50, buffpek_pointers=0x7fed4aaf2890, tempfile=0x7fed4aaf29b0, pq=0x7fed4aaf2bc0, found_rows=0x7fed4aaf3340) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/filesort.cc:768
#11 0x0000000000835b84 in filesort (thd=0x2492f90, table=0x7fed1402b3b0, filesort=0x7fed4aaf32b0, sort_positions=true, examined_rows=0x7fed4aaf3348, found_rows=0x7fed4aaf3340) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/filesort.cc:340
#12 0x000000000079caa1 in mysql_update (thd=0x2492f90, table_list=0x7fecfc0052f0, fields=..., values=..., conds=0xfffffffffffffe00, order_num=0, order=0x7fecfc005bc8, limit=6, handle_duplicates=DUP_ERROR, ignore=false, found_return=0x7fed4aaf4038, updated_return=0x7fed4aaf4040) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_update.cc:571
#13 0x00000000007212cb in mysql_execute_command (thd=0x2492f90) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3511
#14 0x0000000000727818 in mysql_parse (thd=0x2492f90, rawbuf=0x2495358 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#15 0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x2492f90, packet=0x2496f21 " UPDATE `CC` SET `col_int_not_null_key` = 142 ORDER BY `col_bigint`,`col_bigint_default_null`,`col_bigint_key`,`col_bigint_key_default_null`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_default_null`,`col_char_10_key`,`col_char_10_key_default_null`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_default_null`,`col_char_255_key`,`col_char_255_key_default_null`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_default_null`,`col_enum_key`,`col_enum_key_default_null`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_default_null`,`col_int_key`,`col_int_key_default_null`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 6 /*Generated by THREAD_ID 13*/ ", packet_length=756) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#16 0x0000000000729a47 in do_command (thd=0x2492f90) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#17 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#18 0x00000000006ed727 in handle_one_connection (arg=0x2492f90) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#19 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x23a3730) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#20 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#21 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 5 (LWP 5911):
+bt
#0  0x0000003fdda00614 in ?? () from /lib64/libaio.so.1
#1  0x0000000000a68f83 in os_aio_linux_collect (seg_size=256, segment=2, array=0x1ec8950) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5089
#2  os_aio_linux_handle (global_seg=4, message1=0x7fed4e7fed98, message2=0x7fed4e7fed90, type=0x7fed4e7fed88, space_id=0x7fed4e7fed80) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0file.cc:5234
#3  0x0000000000bbdc67 in fil_aio_wait (segment=4) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/fil/fil0fil.cc:5575
#4  0x0000000000b055e8 in io_handler_thread (arg=<optimized out>) at /bzr/5.6_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 4 (LWP 6003):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a6f533 in os_cond_wait (fast_mutex=0x2293200, cond=0x2293240) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x2293200, reset_sig_count=32) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000b0ba31 in sync_array_wait_event (arr=0x1ec89f0, index=1) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0arr.cc:424
#4  0x0000000000b0c2bd in rw_lock_s_lock_spin (lock=0x153ff80 <dict_operation_lock>, pass=<optimized out>, file_name=0xde96e0 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0undo.cc", line=298) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/sync/sync0rw.cc:443
#5  0x0000000000ac6aa3 in rw_lock_s_lock_func (line=298, file_name=0xde96e0 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0undo.cc", lock=<optimized out>, pass=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0rw.ic:364
#6  pfs_rw_lock_s_lock_func (line=298, file_name=0xde96e0 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0undo.cc", pass=0, lock=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/include/sync0rw.ic:685
#7  row_mysql_freeze_data_dictionary_func (trx=0x7fecf000bcd8, file=0xde96e0 "/bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0undo.cc", line=298) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:2058
#8  0x0000000000aee6bc in row_undo (thr=0x7fecf0014760, node=0x7fecf002a7a8) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0undo.cc:298
#9  row_undo_step (thr=0x7fecf0014760) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0undo.cc:350
#10 0x0000000000a97a08 in que_thr_step (thr=0x7fecf0014760) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc:1113
#11 que_run_threads_low (thr=0x7fecf0014760) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc:1177
#12 0x0000000000a97e30 in que_run_threads (thr=0x7fecf0014760) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/que/que0que.cc:1218
#13 0x0000000000b1e5bc in trx_rollback_to_savepoint_low (trx=0x7fecf000bcd8, savept=0x0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/trx/trx0roll.cc:109
#14 0x0000000000b1ede5 in trx_rollback_to_savepoint (trx=0x7fecf000bcd8, savept=0x0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/trx/trx0roll.cc:153
#15 0x0000000000ac5bfa in row_mysql_handle_errors (new_err=0x7fed4aab1a9c, trx=0x7fecf000bcd8, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:648
#16 0x0000000000ae7f81 in row_search_for_mysql (buf=<optimized out>, mode=<optimized out>, prebuilt=0x7feccc0207b8, match_mode=1, direction=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0sel.cc:5034
#17 0x00000000009fdac2 in ha_innobase::index_read (this=0x7feccc010e50, buf=0x7feccc009a30 "\377\377\377", ' ' <repeats 275 times>, key_ptr=<optimized out>, key_len=4, find_flag=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:7848
#18 0x00000000005b4354 in handler::ha_index_read_map (this=0x7feccc010e50, buf=0x7feccc009a30 "\377\377\377", ' ' <repeats 275 times>, key=0x7fecf0011b38 "$", keypart_map=1, find_flag=HA_READ_KEY_EXACT) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2732
#19 0x00000000005b5d37 in handler::read_range_first (this=0x7feccc010e50, start_key=0x7feccc010f30, end_key=0x7feccc010f50, eq_range_arg=<optimized out>, sorted=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:6766
#20 0x00000000005b38f5 in handler::multi_range_read_next (this=0x7feccc010e50, range_info=0x7fed4aab1d58) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:5937
#21 0x00000000005b6a88 in DsMrr_impl::dsmrr_next (this=0x7feccc012b28, range_info=0x7fed4aab1d58) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:6296
#22 0x000000000086010d in QUICK_RANGE_SELECT::get_next (this=0x7fecf00149e0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/opt_range.cc:10575
#23 0x0000000000887299 in rr_quick (info=0x7fed4aab2190) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/records.cc:367
#24 0x000000000079cd57 in mysql_update (thd=0x249b080, table_list=0x7fecf0004d98, fields=..., values=..., conds=0xfffffffffffffe00, order_num=131071, order=0x0, limit=18446744073709551615, handle_duplicates=DUP_ERROR, ignore=false, found_return=0x7fed4aab3038, updated_return=0x7fed4aab3040) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_update.cc:734
#25 0x00000000007212cb in mysql_execute_command (thd=0x249b080) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3511
#26 0x0000000000727818 in mysql_parse (thd=0x249b080, rawbuf=0x249d448 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#27 0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x249b080, packet=0x249f011 " UPDATE CC SET `col_int_not_null`=`col_int_not_null`+(@val) WHERE pk=@updpk ", packet_length=76) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#28 0x0000000000729a47 in do_command (thd=0x249b080) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#29 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#30 0x00000000006ed727 in handle_one_connection (arg=0x249b080) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#31 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x2383aa0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#32 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#33 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 3 (LWP 6011):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x0000000000a6f533 in os_cond_wait (fast_mutex=0x7fecf802ae80, cond=0x7fecf802aec0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:214
#2  os_event_wait_low (event=0x7fecf802ae80, reset_sig_count=2) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/os/os0sync.cc:610
#3  0x0000000000a4c13e in lock_wait_suspend_thread (thr=0x7fed3c10c7b0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/lock/lock0wait.cc:322
#4  0x0000000000ac5c57 in row_mysql_handle_errors (new_err=0x7fed4a8a829c, trx=0x7fece0009ce8, thr=<optimized out>, savept=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0mysql.cc:631
#5  0x0000000000ae7f81 in row_search_for_mysql (buf=<optimized out>, mode=<optimized out>, prebuilt=0x7fed3c10bbc8, match_mode=0, direction=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/row/row0sel.cc:5034
#6  0x00000000009feaf3 in ha_innobase::general_fetch (this=0x7fed3c105ba0, buf=0x7fed3c1078d0 "\367\373\377", direction=1, match_mode=0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/innobase/handler/ha_innodb.cc:8124
#7  0x00000000005b4069 in handler::ha_index_next (this=0x7fed3c105ba0, buf=0x7fed3c1078d0 "\367\373\377") at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:2792
#8  0x00000000005b5bef in handler::read_range_next (this=0x7fed3c105ba0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:6813
#9  0x00000000005b3955 in handler::multi_range_read_next (this=0x7fed3c105ba0, range_info=0x7fed4a8a8508) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:5916
#10 0x00000000005b6a88 in DsMrr_impl::dsmrr_next (this=0x7fed3c107878, range_info=0x7fed4a8a8508) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/handler.cc:6296
#11 0x000000000086010d in QUICK_RANGE_SELECT::get_next (this=0x7fece0011700) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/opt_range.cc:10575
#12 0x0000000000834574 in find_all_keys (param=0x7fed4a8a8970, select=0x7fece002e298, fs_info=0x7fed4a8a89f0, buffpek_pointers=0x7fed4a8a8730, tempfile=0x7fed4a8a8850, pq=0x0, found_rows=0x7fed4a8a9348) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/filesort.cc:760
#13 0x0000000000835b84 in filesort (thd=0x24bb440, table=0x7fed3c1052b0, filesort=0x7fed4a8a92d0, sort_positions=false, examined_rows=0x7fed4a8a9350, found_rows=0x7fed4a8a9348) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/filesort.cc:340
#14 0x000000000089b94c in mysql_delete (thd=0x24bb440, table_list=0x7fece00052e8, conds=0x7fece0005a38, order_list=<optimized out>, limit=3, options=0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_delete.cc:302
#15 0x0000000000721953 in mysql_execute_command (thd=0x24bb440) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3773
#16 0x0000000000727818 in mysql_parse (thd=0x24bb440, rawbuf=0x24bd808 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#17 0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x24bb440, packet=0x24bf3d1 " DELETE FROM `C` WHERE `col_int_key` <= 76 ORDER BY `col_bigint`,`col_bigint_default_null`,`col_bigint_key`,`col_bigint_key_default_null`,`col_bigint_not_null`,`col_bigint_not_null_key`,`col_char_10`,`col_char_10_default_null`,`col_char_10_key`,`col_char_10_key_default_null`,`col_char_10_not_null`,`col_char_10_not_null_key`,`col_char_255`,`col_char_255_default_null`,`col_char_255_key`,`col_char_255_key_default_null`,`col_char_255_not_null`,`col_char_255_not_null_key`,`col_enum`,`col_enum_default_null`,`col_enum_key`,`col_enum_key_default_null`,`col_enum_not_null`,`col_enum_not_null_key`,`col_int`,`col_int_default_null`,`col_int_key`,`col_int_key_default_null`,`col_int_not_null`,`col_int_not_null_key`,`pk` LIMIT 3 /*Generated by THREAD_ID 18*/ ", packet_length=753) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#18 0x0000000000729a47 in do_command (thd=0x24bb440) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#19 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#20 0x00000000006ed727 in handle_one_connection (arg=0x24bb440) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#21 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x24514d0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#22 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#23 0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 2 (LWP 6027):
+bt
#0  0x000000340cc0b43c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00000000005a32ef in inline_mysql_cond_wait (src_line=2653, mutex=0x14e0440 <LOCK_thread_count>, that=0x14e23c0 <COND_thread_cache>, src_file=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/include/mysql/psi/mysql_thread.h:1162
#2  block_until_new_connection () at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mysqld.cc:2653
#3  one_thread_per_connection_end (thd=<optimized out>, block_pthread=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/mysqld.cc:2747
#4  0x00000000006ed5be in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1629
#5  0x00000000006ed727 in handle_one_connection (arg=0x24fbbc0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#6  0x00000000009dd6c9 in pfs_spawn_thread (arg=0x24697c0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#7  0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#8  0x000000340c4e890d in clone () from /lib64/libc.so.6

Thread 1 (LWP 5985):
+bt
#0  0x000000340cc0c69c in pthread_kill () from /lib64/libpthread.so.0
#1  0x0000000000686bde in handle_fatal_signal (sig=6) at /bzr/5.6_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  0x000000340c42ba1e in __assert_fail_base () from /lib64/libc.so.6
#6  0x000000340c42bae0 in __assert_fail () from /lib64/libc.so.6
#7  0x00000000006f40dd in Diagnostics_area::set_ok_status (this=0x2486410, affected_rows=0, last_insert_id=0, message=0x7fed4ab74e70 "Rows matched: 0  Changed: 0  Warnings: 2") at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_error.cc:436
#8  0x000000000079dc1c in my_ok (message=0x7fed4ab74e70 "Rows matched: 0  Changed: 0  Warnings: 2", id=0, affected_rows=0, thd=0x2482db0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_class.h:4266
#9  mysql_update (thd=0x2482db0, table_list=<optimized out>, fields=..., values=..., conds=0x0, order_num=0, order=0x0, limit=18446744073709551615, handle_duplicates=DUP_ERROR, ignore=false, found_return=0x7fed4ab76038, updated_return=0x7fed4ab76040) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_update.cc:1015
#10 0x00000000007212cb in mysql_execute_command (thd=0x2482db0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:3511
#11 0x0000000000727818 in mysql_parse (thd=0x2482db0, rawbuf=0x2485178 "\360R7\001", length=<optimized out>, parser_state=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:6477
#12 0x000000000072871f in dispatch_command (command=COM_QUERY, thd=0x2482db0, packet=0x2486d41 "UPDATE `B` SET `col_int_default_null` = (`col_char_255` + `col_enum_not_null_key`), `col_enum_default_null` = '2008-01-20 13:34:08.031770' WHERE `col_char_255_key_default_null` > (SELECT `col_char_255_not_null_key` FROM `DD` WHERE `col_char_255` <> \"I'll\" AND (`col_bigint` = '2009-08-16 17:58:41.011208') LIMIT 0,1) OR `col_char_255_key` <= 'jtcjlxoasnegzzhmhcwkvfpxwiunqxnyzuvuwofnsccmhsgugzkmuosdgghguqtiqdnujcxddgtxaxuybzodbhsjxszqnzmjcdpgctcpyhjeyypdpzsalhhtjmefeiuwbrdggokshueilvdhuvgumrrcqeojyjyhgqdjaltvqnwqbnuskfwswupjjegyzhvnjyyqmqaiwwiirtfatjykxgpjagcua' OR ((`col_char_10_not_null` >= 'tcjlxoasnegzzhmhcwkvfpxwiunqxnyzuvuwofnsccmhsgugzkmuosdgghguqtiqdnujcxddgtxaxuybzodbhsjxszqnzmjcdpgctcpyhjeyypdpzsalhhtjmefeiuw') AND (`col_bigint_not_null` IS NOT NULL))", packet_length=768) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1374
#13 0x0000000000729a47 in do_command (thd=0x2482db0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_parse.cc:1049
#14 0x00000000006ed63f in do_handle_one_connection (thd_arg=<optimized out>) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1615
#15 0x00000000006ed727 in handle_one_connection (arg=0x2482db0) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/sql/sql_connect.cc:1526
#16 0x00000000009dd6c9 in pfs_spawn_thread (arg=0x23a3730) at /bzr/5.6_dbg/Percona-Server-5.6.12-rc60.4/storage/perfschema/pfs.cc:1855
#17 0x000000340cc07851 in start_thread () from /lib64/libpthread.so.0
#18 0x000000340c4e890d in clone () from /lib64/libc.so.6
(gdb) +set logging off