[New LWP 11789] [New LWP 11677] [New LWP 11676] [New LWP 11675] [New LWP 11673] [New LWP 11674] [New LWP 11672] [New LWP 11667] [New LWP 11671] [New LWP 11663] [New LWP 11669] [New LWP 11662] [New LWP 11660] [New LWP 11668] [New LWP 11666] [New LWP 11659] [New LWP 11665] [New LWP 11657] [New LWP 11664] [New LWP 11654] [New LWP 11658] [New LWP 11790] [New LWP 11655] [New LWP 11645] [New LWP 11656] [New LWP 11661] [Thread debugging using libthread_db enabled] Core was generated by `maria-5.5-galera/sql/mysqld --no-defaults --datadir=m'. Program terminated with signal 11, Segmentation fault. #0 __pthread_kill (threadid=, signo=11) at ../nptl/sysdeps/unix/sysv/linux/pthread_kill.c:63 in ../nptl/sysdeps/unix/sysv/linux/pthread_kill.c Thread 26 (Thread 0x7f0cb85df700 (LWP 11661)): #0 0x00007f0ce3e90864 in ?? () from /lib/libaio.so.1 #1 0x0000000000b82ce3 in os_aio_linux_collect (array=0x44ed340, segment=0, seg_size=2048) at maria-5.5-galera/storage/xtradb/os/os0file.c:4596 #2 0x0000000000b8307d in os_aio_linux_handle (global_seg=1, message1=0x7f0cb85dee48, message2=0x7f0cb85dee50, type=0x7f0cb85dee58, space_id=0x7f0cb85dee60) at maria-5.5-galera/storage/xtradb/os/os0file.c:4741 #3 0x0000000000b2b31f in fil_aio_wait (segment=1) at maria-5.5-galera/storage/xtradb/fil/fil0fil.c:5530 #4 0x0000000000a6c65c in io_handler_thread (arg=0x1d01208) at maria-5.5-galera/storage/xtradb/srv/srv0start.c:483 #5 0x00007f0ce341defc in start_thread (arg=0x7f0cb85df700) at pthread_create.c:304 #6 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #7 0x0000000000000000 in ?? () Thread 25 (Thread 0x7f0cd769e700 (LWP 11656)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162 #1 0x00007f0ce1e198bb in wait (cond=..., this=) at galerautils/src/gu_lock.hpp:56 #2 front (timeout=, this=0x3a2fcd0) at gcs/src/gcs_gcomm.cpp:105 #3 gcomm_recv (backend=, msg=0x39f1e90, timeout=) at gcs/src/gcs_gcomm.cpp:590 #4 0x00007f0ce1e0f91f in core_msg_recv (timeout=9223372035999999999, recv_msg=0x39f1e90, backend=0x39f1fb8) at gcs/src/gcs_core.c:413 #5 gcs_core_recv (conn=0x39f1e30, recv_act=, timeout=9223372035999999999) at gcs/src/gcs_core.c:993 #6 0x00007f0ce1e14da9 in gcs_recv_thread (arg=0x39f0ca0) at gcs/src/gcs.c:1114 #7 0x00007f0ce341defc in start_thread (arg=0x7f0cd769e700) at pthread_create.c:304 #8 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #9 0x0000000000000000 in ?? () Thread 24 (Thread 0x7f0ce4298740 (LWP 11645)): #0 0x00007f0ce2bc1473 in __GI___poll (fds=, nfds=, timeout=) at ../sysdeps/unix/sysv/linux/poll.c:87 #1 0x000000000055bb9e in handle_connections_sockets () at maria-5.5-galera/sql/mysqld.cc:6172 #2 0x000000000055afb3 in mysqld_main (argc=22, argv=0x397fcf0) at maria-5.5-galera/sql/mysqld.cc:5611 #3 0x00000000005520b4 in main (argc=22, argv=0x7fff63beb258) at maria-5.5-galera/sql/main.cc:25 Thread 23 (Thread 0x7f0cd7e9f700 (LWP 11655)): #0 0x00007f0ce2bcdbf3 in epoll_wait () at ../sysdeps/unix/syscall-template.S:82 #1 0x00007f0ce1dffc34 in asio::detail::epoll_reactor::run (this=0x3a30ec0, block=, ops=...) at asio/asio/detail/impl/epoll_reactor.ipp:239 #2 0x00007f0ce1e03c81 in asio::detail::task_io_service::do_one (this=0x3a30cf0, lock=..., this_idle_thread=0x7f0cd7e9e350) at asio/asio/detail/impl/task_io_service.ipp:263 #3 0x00007f0ce1e00662 in asio::detail::task_io_service::run (this=0x3a30cf0, ec=) at asio/asio/detail/impl/task_io_service.ipp:129 #4 0x00007f0ce1e02522 in run (this=) at asio/asio/impl/io_service.ipp:56 #5 gcomm::AsioProtonet::event_loop (this=0x3a30560, period=) at gcomm/src/asio_protonet.cpp:245 #6 0x00007f0ce1e1b029 in GCommConn::run (this=0x3a2fb50) at gcs/src/gcs_gcomm.cpp:455 #7 0x00007f0ce1e20f69 in GCommConn::run_fn (arg=) at gcs/src/gcs_gcomm.cpp:204 #8 0x00007f0ce341defc in start_thread (arg=0x7f0cd7e9f700) at pthread_create.c:304 #9 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #10 0x0000000000000000 in ?? () Thread 22 (Thread 0x7f0cd464c700 (LWP 11790)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216 #1 0x0000000000ca2e0c in safe_cond_timedwait (cond=0x5056708, mp=0x5056660, abstime=0x7f0cd464a0e0, file=0xd3b9a0 "maria-5.5-galera/include/mysql/psi/mysql_thread.h", line=1012) at maria-5.5-galera/mysys/thr_mutex.c:547 #2 0x000000000070557a in inline_mysql_cond_timedwait (that=0x5056708, mutex=0x5056660, abstime=0x7f0cd464a0e0, src_file=0xd3bba8 "maria-5.5-galera/sql/mdl.cc", src_line=1170) at maria-5.5-galera/include/mysql/psi/mysql_thread.h:1012 #3 0x00000000007065b9 in MDL_wait::timed_wait (this=0x5056660, thd=0x5056570, abs_timeout=0x7f0cd464a0e0, set_status_on_timeout=true, wait_state_name=0xd3bac8 "Waiting for table metadata lock") at maria-5.5-galera/sql/mdl.cc:1170 #4 0x0000000000707fa8 in MDL_context::acquire_lock (this=0x5056660, mdl_request=0x50987b0, lock_wait_timeout=31536000) at maria-5.5-galera/sql/mdl.cc:2109 #5 0x00000000005a4490 in open_table_get_mdl_lock (thd=0x5056570, ot_ctx=0x7f0cd464a950, mdl_request=0x50987b0, flags=0, mdl_ticket=0x7f0cd464a3f8) at maria-5.5-galera/sql/sql_base.cc:2634 #6 0x00000000005a4f13 in open_table (thd=0x5056570, table_list=0x50983a0, mem_root=0x7f0cd464a910, ot_ctx=0x7f0cd464a950) at maria-5.5-galera/sql/sql_base.cc:2968 #7 0x00000000005a79c7 in open_and_process_table (thd=0x5056570, lex=0x5058a48, tables=0x50983a0, counter=0x7f0cd464aa6c, flags=0, prelocking_strategy=0x7f0cd464aaa0, has_prelocking_list=false, ot_ctx=0x7f0cd464a950, new_frm_mem=0x7f0cd464a910) at maria-5.5-galera/sql/sql_base.cc:4520 #8 0x00000000005a87f9 in open_tables (thd=0x5056570, start=0x7f0cd464aa20, counter=0x7f0cd464aa6c, flags=0, prelocking_strategy=0x7f0cd464aaa0) at maria-5.5-galera/sql/sql_base.cc:4969 #9 0x00000000005a97d1 in open_and_lock_tables (thd=0x5056570, tables=0x50983a0, derived=true, flags=0, prelocking_strategy=0x7f0cd464aaa0) at maria-5.5-galera/sql/sql_base.cc:5599 #10 0x000000000059d1dd in open_and_lock_tables (thd=0x5056570, tables=0x50983a0, derived=true, flags=0) at maria-5.5-galera/sql/sql_base.h:493 #11 0x00000000005e4224 in mysql_insert (thd=0x5056570, table_list=0x50983a0, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=false) at maria-5.5-galera/sql/sql_insert.cc:740 #12 0x0000000000603f77 in mysql_execute_command (thd=0x5056570) at maria-5.5-galera/sql/sql_parse.cc:3340 #13 0x000000000060c9cc in mysql_parse (thd=0x5056570, rawbuf=0x50982a8 "INSERT INTO t1 ( f1 ) VALUES ( 1 )", length=34, parser_state=0x7f0cd464b550) at maria-5.5-galera/sql/sql_parse.cc:6235 #14 0x00000000005fea28 in dispatch_command (command=COM_QUERY, thd=0x5056570, packet=0x7f0cd000d6f0 "INSERT INTO t1 ( f1 ) VALUES ( 1 ) ", packet_length=35) at maria-5.5-galera/sql/sql_parse.cc:1240 #15 0x00000000005fd8ff in do_command (thd=0x5056570) at maria-5.5-galera/sql/sql_parse.cc:905 #16 0x00000000006fd7df in do_handle_one_connection (thd_arg=0x5056570) at maria-5.5-galera/sql/sql_connect.cc:1278 #17 0x00000000006fd1c6 in handle_one_connection (arg=0x5056570) at maria-5.5-galera/sql/sql_connect.cc:1186 #18 0x00007f0ce341defc in start_thread (arg=0x7f0cd464c700) at pthread_create.c:304 #19 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #20 0x0000000000000000 in ?? () Thread 21 (Thread 0x7f0cd6e53700 (LWP 11658)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162 #1 0x00007f0ce1d193de in fifo_lock_get (q=0x3a18340) at galerautils/src/gu_fifo.c:219 #2 gu_fifo_get_head (q=0x3a18340, err=0x7f0cd6e524f0) at galerautils/src/gu_fifo.c:278 #3 0x00007f0ce1e14284 in gcs_recv (conn=0x39f0ca0, action=0x7f0cd6e52530) at gcs/src/gcs.c:1666 #4 0x00007f0ce1e4332b in galera::GcsActionSource::process (this=0x39eab08, recv_ctx=0x3a0dc40) at galera/src/gcs_action_source.cpp:160 #5 0x00007f0ce1e64575 in async_recv (recv_ctx=0x3a0dc40, this=0x39ea580) at galera/src/replicator_smm.cpp:370 #6 galera::ReplicatorSMM::async_recv (this=0x39ea580, recv_ctx=0x3a0dc40) at galera/src/replicator_smm.cpp:351 #7 0x00007f0ce1e78d8e in galera_recv (gh=, recv_ctx=) at galera/src/wsrep_provider.cpp:199 #8 0x00000000006119c7 in wsrep_replication_process (thd=0x3a0dc40) at maria-5.5-galera/sql/sql_parse.cc:8288 #9 0x0000000000559491 in start_wsrep_THD (arg=0x611927) at maria-5.5-galera/sql/mysqld.cc:4777 #10 0x00007f0ce341defc in start_thread (arg=0x7f0cd6e53700) at pthread_create.c:304 #11 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #12 0x0000000000000000 in ?? () Thread 20 (Thread 0x7f0ce28d3700 (LWP 11654)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162 #1 0x00007f0ce1e3e296 in wait (cond=..., this=) at galerautils/src/gu_lock.hpp:56 #2 galera::ServiceThd::thd_func (arg=0x39eaa80) at galera/src/galera_service_thd.cpp:25 #3 0x00007f0ce341defc in start_thread (arg=0x7f0ce28d3700) at pthread_create.c:304 #4 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #5 0x0000000000000000 in ?? () Thread 19 (Thread 0x7f0cb6ddc700 (LWP 11664)): #0 0x00007f0ce3e90864 in ?? () from /lib/libaio.so.1 #1 0x0000000000b82ce3 in os_aio_linux_collect (array=0x455e9c0, segment=2, seg_size=2048) at maria-5.5-galera/storage/xtradb/os/os0file.c:4596 #2 0x0000000000b8307d in os_aio_linux_handle (global_seg=4, message1=0x7f0cb6ddbe48, message2=0x7f0cb6ddbe50, type=0x7f0cb6ddbe58, space_id=0x7f0cb6ddbe60) at maria-5.5-galera/storage/xtradb/os/os0file.c:4741 #3 0x0000000000b2b31f in fil_aio_wait (segment=4) at maria-5.5-galera/storage/xtradb/fil/fil0fil.c:5530 #4 0x0000000000a6c65c in io_handler_thread (arg=0x1d01220) at maria-5.5-galera/storage/xtradb/srv/srv0start.c:483 #5 0x00007f0ce341defc in start_thread (arg=0x7f0cb6ddc700) at pthread_create.c:304 #6 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #7 0x0000000000000000 in ?? () Thread 18 (Thread 0x7f0cd6e9c700 (LWP 11657)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162 #1 0x0000000000ca2b0a in safe_cond_wait (cond=0x14c9ba0, mp=0x14c9ae0, file=0xd10b00 "maria-5.5-galera/include/mysql/psi/mysql_thread.h", line=983) at maria-5.5-galera/mysys/thr_mutex.c:493 #2 0x00000000005fbad1 in inline_mysql_cond_wait (that=0x14c9ba0, mutex=0x14c9ae0, src_file=0xd113e0 "maria-5.5-galera/sql/sql_parse.cc", src_line=8351) at maria-5.5-galera/include/mysql/psi/mysql_thread.h:983 #3 0x0000000000611cc3 in wsrep_rollback_process (thd=0x3a0a010) at maria-5.5-galera/sql/sql_parse.cc:8351 #4 0x0000000000559491 in start_wsrep_THD (arg=0x611bf1) at maria-5.5-galera/sql/mysqld.cc:4777 #5 0x00007f0ce341defc in start_thread (arg=0x7f0cd6e9c700) at pthread_create.c:304 #6 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #7 0x0000000000000000 in ?? () Thread 17 (Thread 0x7f0cb65db700 (LWP 11665)): #0 0x00007f0ce3e90864 in ?? () from /lib/libaio.so.1 #1 0x0000000000b82ce3 in os_aio_linux_collect (array=0x455e9c0, segment=3, seg_size=2048) at maria-5.5-galera/storage/xtradb/os/os0file.c:4596 #2 0x0000000000b8307d in os_aio_linux_handle (global_seg=5, message1=0x7f0cb65dae48, message2=0x7f0cb65dae50, type=0x7f0cb65dae58, space_id=0x7f0cb65dae60) at maria-5.5-galera/storage/xtradb/os/os0file.c:4741 #3 0x0000000000b2b31f in fil_aio_wait (segment=5) at maria-5.5-galera/storage/xtradb/fil/fil0fil.c:5530 #4 0x0000000000a6c65c in io_handler_thread (arg=0x1d01228) at maria-5.5-galera/storage/xtradb/srv/srv0start.c:483 #5 0x00007f0ce341defc in start_thread (arg=0x7f0cb65db700) at pthread_create.c:304 #6 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #7 0x0000000000000000 in ?? () Thread 16 (Thread 0x7f0cd4efc700 (LWP 11659)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216 #1 0x0000000000ca2e0c in safe_cond_timedwait (cond=0x1cff920, mp=0x1cff860, abstime=0x7f0cd4efbe00, file=0xe6df20 "maria-5.5-galera/include/mysql/psi/mysql_thread.h", line=1012) at maria-5.5-galera/mysys/thr_mutex.c:547 #2 0x0000000000983df2 in inline_mysql_cond_timedwait (that=0x1cff920, mutex=0x1cff860, abstime=0x7f0cd4efbe00, src_file=0xe6df60 "maria-5.5-galera/storage/maria/ma_servicethread.c", src_line=119) at maria-5.5-galera/include/mysql/psi/mysql_thread.h:1012 #3 0x00000000009842aa in my_service_thread_sleep (control=0x13881c0, sleep_time=29000000000) at maria-5.5-galera/storage/maria/ma_servicethread.c:118 #4 0x0000000000978911 in ma_checkpoint_background (arg=0x1e) at maria-5.5-galera/storage/maria/ma_checkpoint.c:705 #5 0x00007f0ce341defc in start_thread (arg=0x7f0cd4efc700) at pthread_create.c:304 #6 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #7 0x0000000000000000 in ?? () Thread 15 (Thread 0x7f0cb5dda700 (LWP 11666)): #0 0x00007f0ce3e90864 in ?? () from /lib/libaio.so.1 #1 0x0000000000b82ce3 in os_aio_linux_collect (array=0x4720050, segment=0, seg_size=2048) at maria-5.5-galera/storage/xtradb/os/os0file.c:4596 #2 0x0000000000b8307d in os_aio_linux_handle (global_seg=6, message1=0x7f0cb5dd9e48, message2=0x7f0cb5dd9e50, type=0x7f0cb5dd9e58, space_id=0x7f0cb5dd9e60) at maria-5.5-galera/storage/xtradb/os/os0file.c:4741 #3 0x0000000000b2b31f in fil_aio_wait (segment=6) at maria-5.5-galera/storage/xtradb/fil/fil0fil.c:5530 #4 0x0000000000a6c65c in io_handler_thread (arg=0x1d01230) at maria-5.5-galera/storage/xtradb/srv/srv0start.c:483 #5 0x00007f0ce341defc in start_thread (arg=0x7f0cb5dda700) at pthread_create.c:304 #6 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #7 0x0000000000000000 in ?? () Thread 14 (Thread 0x7f0cb4dd8700 (LWP 11668)): #0 0x00007f0ce3e90864 in ?? () from /lib/libaio.so.1 #1 0x0000000000b82ce3 in os_aio_linux_collect (array=0x4720050, segment=2, seg_size=2048) at maria-5.5-galera/storage/xtradb/os/os0file.c:4596 #2 0x0000000000b8307d in os_aio_linux_handle (global_seg=8, message1=0x7f0cb4dd7e48, message2=0x7f0cb4dd7e50, type=0x7f0cb4dd7e58, space_id=0x7f0cb4dd7e60) at maria-5.5-galera/storage/xtradb/os/os0file.c:4741 #3 0x0000000000b2b31f in fil_aio_wait (segment=8) at maria-5.5-galera/storage/xtradb/fil/fil0fil.c:5530 #4 0x0000000000a6c65c in io_handler_thread (arg=0x1d01240) at maria-5.5-galera/storage/xtradb/srv/srv0start.c:483 #5 0x00007f0ce341defc in start_thread (arg=0x7f0cb4dd8700) at pthread_create.c:304 #6 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #7 0x0000000000000000 in ?? () Thread 13 (Thread 0x7f0cb8de0700 (LWP 11660)): #0 0x00007f0ce3e90864 in ?? () from /lib/libaio.so.1 #1 0x0000000000b82ce3 in os_aio_linux_collect (array=0x447bcc0, segment=0, seg_size=2048) at maria-5.5-galera/storage/xtradb/os/os0file.c:4596 #2 0x0000000000b8307d in os_aio_linux_handle (global_seg=0, message1=0x7f0cb8ddfe48, message2=0x7f0cb8ddfe50, type=0x7f0cb8ddfe58, space_id=0x7f0cb8ddfe60) at maria-5.5-galera/storage/xtradb/os/os0file.c:4741 #3 0x0000000000b2b31f in fil_aio_wait (segment=0) at maria-5.5-galera/storage/xtradb/fil/fil0fil.c:5530 #4 0x0000000000a6c65c in io_handler_thread (arg=0x1d01200) at maria-5.5-galera/storage/xtradb/srv/srv0start.c:483 #5 0x00007f0ce341defc in start_thread (arg=0x7f0cb8de0700) at pthread_create.c:304 #6 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #7 0x0000000000000000 in ?? () Thread 12 (Thread 0x7f0cb7dde700 (LWP 11662)): #0 0x00007f0ce3e90864 in ?? () from /lib/libaio.so.1 #1 0x0000000000b82ce3 in os_aio_linux_collect (array=0x455e9c0, segment=0, seg_size=2048) at maria-5.5-galera/storage/xtradb/os/os0file.c:4596 #2 0x0000000000b8307d in os_aio_linux_handle (global_seg=2, message1=0x7f0cb7ddde48, message2=0x7f0cb7ddde50, type=0x7f0cb7ddde58, space_id=0x7f0cb7ddde60) at maria-5.5-galera/storage/xtradb/os/os0file.c:4741 #3 0x0000000000b2b31f in fil_aio_wait (segment=2) at maria-5.5-galera/storage/xtradb/fil/fil0fil.c:5530 #4 0x0000000000a6c65c in io_handler_thread (arg=0x1d01210) at maria-5.5-galera/storage/xtradb/srv/srv0start.c:483 #5 0x00007f0ce341defc in start_thread (arg=0x7f0cb7dde700) at pthread_create.c:304 #6 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #7 0x0000000000000000 in ?? () Thread 11 (Thread 0x7f0cb45d7700 (LWP 11669)): #0 0x00007f0ce3e90864 in ?? () from /lib/libaio.so.1 #1 0x0000000000b82ce3 in os_aio_linux_collect (array=0x4720050, segment=3, seg_size=2048) at maria-5.5-galera/storage/xtradb/os/os0file.c:4596 #2 0x0000000000b8307d in os_aio_linux_handle (global_seg=9, message1=0x7f0cb45d6e48, message2=0x7f0cb45d6e50, type=0x7f0cb45d6e58, space_id=0x7f0cb45d6e60) at maria-5.5-galera/storage/xtradb/os/os0file.c:4741 #3 0x0000000000b2b31f in fil_aio_wait (segment=9) at maria-5.5-galera/storage/xtradb/fil/fil0fil.c:5530 #4 0x0000000000a6c65c in io_handler_thread (arg=0x1d01248) at maria-5.5-galera/storage/xtradb/srv/srv0start.c:483 #5 0x00007f0ce341defc in start_thread (arg=0x7f0cb45d7700) at pthread_create.c:304 #6 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #7 0x0000000000000000 in ?? () Thread 10 (Thread 0x7f0cb75dd700 (LWP 11663)): #0 0x00007f0ce3e90864 in ?? () from /lib/libaio.so.1 #1 0x0000000000b82ce3 in os_aio_linux_collect (array=0x455e9c0, segment=1, seg_size=2048) at maria-5.5-galera/storage/xtradb/os/os0file.c:4596 #2 0x0000000000b8307d in os_aio_linux_handle (global_seg=3, message1=0x7f0cb75dce48, message2=0x7f0cb75dce50, type=0x7f0cb75dce58, space_id=0x7f0cb75dce60) at maria-5.5-galera/storage/xtradb/os/os0file.c:4741 #3 0x0000000000b2b31f in fil_aio_wait (segment=3) at maria-5.5-galera/storage/xtradb/fil/fil0fil.c:5530 #4 0x0000000000a6c65c in io_handler_thread (arg=0x1d01218) at maria-5.5-galera/storage/xtradb/srv/srv0start.c:483 #5 0x00007f0ce341defc in start_thread (arg=0x7f0cb75dd700) at pthread_create.c:304 #6 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #7 0x0000000000000000 in ?? () Thread 9 (Thread 0x7f0cb39b3700 (LWP 11671)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216 #1 0x0000000000ca2e0c in safe_cond_timedwait (cond=0x4177220, mp=0x4177170, abstime=0x7f0cb39b2df0, file=0xecf260 "maria-5.5-galera/storage/xtradb/os/os0sync.c", line=171) at maria-5.5-galera/mysys/thr_mutex.c:547 #2 0x0000000000b84cb5 in os_cond_wait_timed (cond=0x4177220, mutex=0x4177170, abstime=0x7f0cb39b2df0) at maria-5.5-galera/storage/xtradb/os/os0sync.c:171 #3 0x0000000000b85736 in os_event_wait_time_low (event=0x4177170, time_in_usec=1000000, reset_sig_count=1) at maria-5.5-galera/storage/xtradb/os/os0sync.c:716 #4 0x0000000000a688de in srv_lock_timeout_thread (arg=0x0) at maria-5.5-galera/storage/xtradb/srv/srv0srv.c:2768 #5 0x00007f0ce341defc in start_thread (arg=0x7f0cb39b3700) at pthread_create.c:304 #6 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #7 0x0000000000000000 in ?? () Thread 8 (Thread 0x7f0cb55d9700 (LWP 11667)): #0 0x00007f0ce3e90864 in ?? () from /lib/libaio.so.1 #1 0x0000000000b82ce3 in os_aio_linux_collect (array=0x4720050, segment=1, seg_size=2048) at maria-5.5-galera/storage/xtradb/os/os0file.c:4596 #2 0x0000000000b8307d in os_aio_linux_handle (global_seg=7, message1=0x7f0cb55d8e48, message2=0x7f0cb55d8e50, type=0x7f0cb55d8e58, space_id=0x7f0cb55d8e60) at maria-5.5-galera/storage/xtradb/os/os0file.c:4741 #3 0x0000000000b2b31f in fil_aio_wait (segment=7) at maria-5.5-galera/storage/xtradb/fil/fil0fil.c:5530 #4 0x0000000000a6c65c in io_handler_thread (arg=0x1d01238) at maria-5.5-galera/storage/xtradb/srv/srv0start.c:483 #5 0x00007f0ce341defc in start_thread (arg=0x7f0cb55d9700) at pthread_create.c:304 #6 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #7 0x0000000000000000 in ?? () Thread 7 (Thread 0x7f0cb31b2700 (LWP 11672)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216 #1 0x0000000000ca2e0c in safe_cond_timedwait (cond=0x4177120, mp=0x4177070, abstime=0x7f0cb31b1dc0, file=0xecf260 "maria-5.5-galera/storage/xtradb/os/os0sync.c", line=171) at maria-5.5-galera/mysys/thr_mutex.c:547 #2 0x0000000000b84cb5 in os_cond_wait_timed (cond=0x4177120, mutex=0x4177070, abstime=0x7f0cb31b1dc0) at maria-5.5-galera/storage/xtradb/os/os0sync.c:171 #3 0x0000000000b85736 in os_event_wait_time_low (event=0x4177070, time_in_usec=1000000, reset_sig_count=1) at maria-5.5-galera/storage/xtradb/os/os0sync.c:716 #4 0x0000000000a68e62 in srv_error_monitor_thread (arg=0x0) at maria-5.5-galera/storage/xtradb/srv/srv0srv.c:3000 #5 0x00007f0ce341defc in start_thread (arg=0x7f0cb31b2700) at pthread_create.c:304 #6 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #7 0x0000000000000000 in ?? () Thread 6 (Thread 0x7f0cb21b0700 (LWP 11674)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216 #1 0x0000000000ca2e0c in safe_cond_timedwait (cond=0x4177520, mp=0x4177470, abstime=0x7f0cb21afe20, file=0xecf260 "maria-5.5-galera/storage/xtradb/os/os0sync.c", line=171) at maria-5.5-galera/mysys/thr_mutex.c:547 #2 0x0000000000b84cb5 in os_cond_wait_timed (cond=0x4177520, mutex=0x4177470, abstime=0x7f0cb21afe20) at maria-5.5-galera/storage/xtradb/os/os0sync.c:171 #3 0x0000000000b85736 in os_event_wait_time_low (event=0x4177470, time_in_usec=5000000, reset_sig_count=1) at maria-5.5-galera/storage/xtradb/os/os0sync.c:716 #4 0x0000000000a68ed6 in srv_LRU_dump_restore_thread (arg=0x0) at maria-5.5-galera/storage/xtradb/srv/srv0srv.c:3046 #5 0x00007f0ce341defc in start_thread (arg=0x7f0cb21b0700) at pthread_create.c:304 #6 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #7 0x0000000000000000 in ?? () Thread 5 (Thread 0x7f0cb29b1700 (LWP 11673)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216 #1 0x0000000000ca2e0c in safe_cond_timedwait (cond=0x4177320, mp=0x4177270, abstime=0x7f0cb29b0df0, file=0xecf260 "maria-5.5-galera/storage/xtradb/os/os0sync.c", line=171) at maria-5.5-galera/mysys/thr_mutex.c:547 #2 0x0000000000b84cb5 in os_cond_wait_timed (cond=0x4177320, mutex=0x4177270, abstime=0x7f0cb29b0df0) at maria-5.5-galera/storage/xtradb/os/os0sync.c:171 #3 0x0000000000b85736 in os_event_wait_time_low (event=0x4177270, time_in_usec=5000000, reset_sig_count=1) at maria-5.5-galera/storage/xtradb/os/os0sync.c:716 #4 0x0000000000a68496 in srv_monitor_thread (arg=0x0) at maria-5.5-galera/storage/xtradb/srv/srv0srv.c:2597 #5 0x00007f0ce341defc in start_thread (arg=0x7f0cb29b1700) at pthread_create.c:304 #6 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #7 0x0000000000000000 in ?? () Thread 4 (Thread 0x7f0cb19af700 (LWP 11675)): #0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216 #1 0x0000000000ca2e0c in safe_cond_timedwait (cond=0x4177520, mp=0x4177470, abstime=0x7f0cb19ae690, file=0xecf260 "maria-5.5-galera/storage/xtradb/os/os0sync.c", line=171) at maria-5.5-galera/mysys/thr_mutex.c:547 #2 0x0000000000b84cb5 in os_cond_wait_timed (cond=0x4177520, mutex=0x4177470, abstime=0x7f0cb19ae690) at maria-5.5-galera/storage/xtradb/os/os0sync.c:171 #3 0x0000000000b85736 in os_event_wait_time_low (event=0x4177470, time_in_usec=1000000, reset_sig_count=1) at maria-5.5-galera/storage/xtradb/os/os0sync.c:716 #4 0x0000000000a696f9 in srv_master_thread (arg=0x0) at maria-5.5-galera/storage/xtradb/srv/srv0srv.c:3414 #5 0x00007f0ce341defc in start_thread (arg=0x7f0cb19af700) at pthread_create.c:304 #6 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #7 0x0000000000000000 in ?? () Thread 3 (Thread 0x7f0cb11ae700 (LWP 11676)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162 #1 0x0000000000ca2b0a in safe_cond_wait (cond=0x3c46fa0, mp=0x3c46ef0, file=0xecf260 "maria-5.5-galera/storage/xtradb/os/os0sync.c", line=207) at maria-5.5-galera/mysys/thr_mutex.c:493 #2 0x0000000000b84d9f in os_cond_wait (cond=0x3c46fa0, mutex=0x3c46ef0) at maria-5.5-galera/storage/xtradb/os/os0sync.c:207 #3 0x0000000000b85578 in os_event_wait_low (event=0x3c46ef0, reset_sig_count=1) at maria-5.5-galera/storage/xtradb/os/os0sync.c:609 #4 0x0000000000a6af55 in srv_purge_thread (arg=0x0) at maria-5.5-galera/storage/xtradb/srv/srv0srv.c:4063 #5 0x00007f0ce341defc in start_thread (arg=0x7f0cb11ae700) at pthread_create.c:304 #6 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #7 0x0000000000000000 in ?? () Thread 2 (Thread 0x7f0ce4174700 (LWP 11677)): #0 do_sigwait (set=, sig=0x7f0ce4173e98) at ../nptl/sysdeps/unix/sysv/linux/../../../../../sysdeps/unix/sysv/linux/sigwait.c:65 #1 0x00007f0ce3425e29 in __sigwait (set=, sig=) at ../nptl/sysdeps/unix/sysv/linux/../../../../../sysdeps/unix/sysv/linux/sigwait.c:100 #2 0x0000000000556a87 in signal_hand (arg=0x0) at maria-5.5-galera/sql/mysqld.cc:3138 #3 0x00007f0ce341defc in start_thread (arg=0x7f0ce4174700) at pthread_create.c:304 #4 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #5 0x0000000000000000 in ?? () Thread 1 (Thread 0x7f0ce412b700 (LWP 11789)): #0 __pthread_kill (threadid=, signo=11) at ../nptl/sysdeps/unix/sysv/linux/pthread_kill.c:63 #1 0x0000000000c9ae00 in my_write_core (sig=11) at maria-5.5-galera/mysys/stacktrace.c:457 #2 0x00000000007bdd3c in handle_fatal_signal (sig=11) at maria-5.5-galera/sql/signal_handler.cc:262 #3 #4 0x0000000000c88e70 in free_root (root=0x7f0ce41296c0, MyFlags=0) at maria-5.5-galera/mysys/my_alloc.c:364 #5 0x00000000006c1021 in TABLE_SHARE::destroy (this=0x7f0cd00146e8) at maria-5.5-galera/sql/table.cc:457 #6 0x00000000006c10d0 in free_table_share (share=0x7f0cd00146e8) at maria-5.5-galera/sql/table.cc:481 #7 0x000000000059fb54 in table_def_free_entry (share=0x7f0cd00146e8) at maria-5.5-galera/sql/sql_base.cc:371 #8 0x0000000000c72951 in my_hash_delete (hash=0x14cb320, record=0x7f0cd00146e8 "\002") at maria-5.5-galera/mysys/hash.c:604 #9 0x00000000005a07e1 in release_table_share (share=0x7f0cd00146e8) at maria-5.5-galera/sql/sql_base.cc:795 #10 0x00000000006c7e48 in closefrm (table=0x7f0cd0015d00, free_share=true) at maria-5.5-galera/sql/table.cc:2726 #11 0x00000000005a0e5e in intern_close_table (table=0x7f0cd0015d00) at maria-5.5-galera/sql/sql_base.cc:932 #12 0x00000000005a0ec7 in free_cache_entry (table=0x7f0cd0015d00) at maria-5.5-galera/sql/sql_base.cc:955 #13 0x00000000005a2505 in close_thread_table (thd=0x5002e50, table_ptr=0x5002f08) at maria-5.5-galera/sql/sql_base.cc:1642 #14 0x00000000005a1e9a in close_all_tables_for_name (thd=0x5002e50, share=0x7f0cd00146e8, extra=HA_EXTRA_NOT_USED) at maria-5.5-galera/sql/sql_base.cc:1437 #15 0x00000000006a7d90 in mysql_create_or_drop_trigger (thd=0x5002e50, tables=0x5087558, create=false) at maria-5.5-galera/sql/sql_trigger.cc:564 #16 0x000000000060904d in mysql_execute_command (thd=0x5002e50) at maria-5.5-galera/sql/sql_parse.cc:4793 #17 0x000000000060c9cc in mysql_parse (thd=0x5002e50, rawbuf=0x5086b36 "DROP TRIGGER IF EXISTS tr ; SELECT '1 alive'", length=44, parser_state=0x7f0ce412a550) at maria-5.5-galera/sql/sql_parse.cc:6235 #18 0x00000000005fec47 in dispatch_command (command=COM_QUERY, thd=0x5002e50, packet=0x505d991 "", packet_length=106) at maria-5.5-galera/sql/sql_parse.cc:1299 #19 0x00000000005fd8b3 in do_command (thd=0x5002e50) at maria-5.5-galera/sql/sql_parse.cc:899 #20 0x00000000006fd7df in do_handle_one_connection (thd_arg=0x5002e50) at maria-5.5-galera/sql/sql_connect.cc:1278 #21 0x00000000006fd1c6 in handle_one_connection (arg=0x5002e50) at maria-5.5-galera/sql/sql_connect.cc:1186 #22 0x00007f0ce341defc in start_thread (arg=0x7f0ce412b700) at pthread_create.c:304 #23 0x00007f0ce2bcd59d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112 #24 0x0000000000000000 in ?? ()