Thread 38 (Thread 0x7f61f9573700 (LWP 26587)): #0 0x00007f62119830fe in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000000000124d68a in safe_cond_timedwait (cond=0x7f61c400b440, mp=0x7f61c400b390, abstime=0x7f61f956ed40, file=0x133c440 "/home/travis/src/include/mysql/psi/mysql_thread.h", line=1186) at /home/travis/src/mysys/thr_mutex.c:546 #2 0x00000000008fa707 in inline_mysql_cond_timedwait (that=0x7f61c400b440, mutex=0x7f61c400b390, abstime=0x7f61f956ed40, src_file=0x133c6c2 "/home/travis/src/sql/mdl.cc", src_line=1093) at /home/travis/src/include/mysql/psi/mysql_thread.h:1186 #3 0x00000000008fbb63 in MDL_wait::timed_wait (this=0x7f61c400b390, owner=0x7f61c400b340, abs_timeout=0x7f61f956ed40, set_status_on_timeout=false, wait_state_name=0x1cf37d0) at /home/travis/src/sql/mdl.cc:1093 #4 0x00000000008fd64d in MDL_context::acquire_lock (this=0x7f61c400b390, mdl_request=0x7f61c4021610, lock_wait_timeout=86400) at /home/travis/src/sql/mdl.cc:2147 #5 0x00000000008fdb38 in MDL_context::acquire_locks (this=0x7f61c400b390, mdl_requests=0x7f61f956eea0, lock_wait_timeout=86400) at /home/travis/src/sql/mdl.cc:2267 #6 0x00000000007225e5 in lock_table_names (thd=0x7f61c400b290, options=..., tables_start=0x7f61c40211c8, tables_end=0x0, lock_wait_timeout=86400, flags=0) at /home/travis/src/sql/sql_base.cc:3736 #7 0x0000000000722b42 in open_tables (thd=0x7f61c400b290, options=..., start=0x7f61f956f268, counter=0x7f61f956f3a0, flags=0, prelocking_strategy=0x7f61f956f330) at /home/travis/src/sql/sql_base.cc:3954 #8 0x000000000085eae4 in open_tables (thd=0x7f61c400b290, tables=0x7f61f956f268, counter=0x7f61f956f3a0, flags=0, prelocking_strategy=0x7f61f956f330) at /home/travis/src/sql/sql_base.h:238 #9 0x0000000000875d47 in mysql_alter_table (thd=0x7f61c400b290, new_db=0x7f61c40217d8 "test", new_name=0x0, create_info=0x7f61f9570ab0, table_list=0x7f61c40211c8, alter_info=0x7f61f9570c00, order_num=0, order=0x0, ignore=false) at /home/travis/src/sql/sql_table.cc:8791 #10 0x00000000008f8231 in Sql_cmd_alter_table::execute (this=0x7f61c40218a0, thd=0x7f61c400b290) at /home/travis/src/sql/sql_alter.cc:331 #11 0x00000000007aaa5f in mysql_execute_command (thd=0x7f61c400b290) at /home/travis/src/sql/sql_parse.cc:6252 #12 0x00000000007af65f in mysql_parse (thd=0x7f61c400b290, rawbuf=0x7f61c4021098 "ALTER TABLE t1 ADD PRIMARY KEY ( col2 ) /* QNO 7747 CON_ID 18 */", length=64, parser_state=0x7f61f9572490, is_com_multi=false, is_next_command=false) at /home/travis/src/sql/sql_parse.cc:7968 #13 0x000000000079cd32 in dispatch_command (command=COM_QUERY, thd=0x7f61c400b290, packet=0x7f61c4018e21 "ALTER TABLE t1 ADD PRIMARY KEY ( col2 ) /* QNO 7747 CON_ID 18 */ ", packet_length=65, is_com_multi=false, is_next_command=false) at /home/travis/src/sql/sql_parse.cc:1825 #14 0x000000000079b759 in do_command (thd=0x7f61c400b290) at /home/travis/src/sql/sql_parse.cc:1369 #15 0x00000000008f2f73 in do_handle_one_connection (connect=0x350c100) at /home/travis/src/sql/sql_connect.cc:1401 #16 0x00000000008f2cf5 in handle_one_connection (arg=0x350c100) at /home/travis/src/sql/sql_connect.cc:1307 #17 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #18 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #19 0x0000000000000000 in ?? () Thread 37 (Thread 0x7f61f3033700 (LWP 26556)): #0 0x00007f62119830fe in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000000000e87a6c in os_event::timed_wait (this=0x352e120, abstime=0x7f61f3032af0) at /home/travis/src/storage/innobase/os/os0event.cc:286 #2 0x0000000000e87d97 in os_event::wait_time_low (this=0x352e120, time_in_usec=1000000, reset_sig_count=1) at /home/travis/src/storage/innobase/os/os0event.cc:413 #3 0x0000000000e87f74 in os_event_wait_time_low (event=0x352e120, time_in_usec=1000000, reset_sig_count=1) at /home/travis/src/storage/innobase/os/os0event.cc:518 #4 0x0000000000f888bc in srv_error_monitor_thread () at /home/travis/src/storage/innobase/srv/srv0srv.cc:1904 #5 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #7 0x0000000000000000 in ?? () Thread 36 (Thread 0x7f61f3834700 (LWP 26555)): #0 0x00007f62119830fe in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000000000e87a6c in os_event::timed_wait (this=0x3acb6c0, abstime=0x7f61f3833df0) at /home/travis/src/storage/innobase/os/os0event.cc:286 #2 0x0000000000e87d97 in os_event::wait_time_low (this=0x3acb6c0, time_in_usec=1000000, reset_sig_count=1) at /home/travis/src/storage/innobase/os/os0event.cc:413 #3 0x0000000000e87f74 in os_event_wait_time_low (event=0x3acb6c0, time_in_usec=1000000, reset_sig_count=1) at /home/travis/src/storage/innobase/os/os0event.cc:518 #4 0x0000000000e54149 in lock_wait_timeout_thread () at /home/travis/src/storage/innobase/lock/lock0wait.cc:547 #5 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #7 0x0000000000000000 in ?? () Thread 35 (Thread 0x7f61e3fff700 (LWP 26562)): #0 0x00007f6211982d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000000000e881e3 in os_event::wait (this=0x352dfa0) at /home/travis/src/storage/innobase/os/os0event.cc:166 #2 0x0000000000e87bc9 in os_event::wait_low (this=0x352dfa0, reset_sig_count=12992) at /home/travis/src/storage/innobase/os/os0event.cc:336 #3 0x0000000000e87f99 in os_event_wait_low (event=0x352dfa0, reset_sig_count=0) at /home/travis/src/storage/innobase/os/os0event.cc:535 #4 0x0000000000f864fd in srv_resume_thread (slot=0x1d0e900, sig_count=0, wait=true, timeout_usec=0) at /home/travis/src/storage/innobase/srv/srv0srv.cc:916 #5 0x0000000000f8a05a in srv_worker_thread (arg=0x0) at /home/travis/src/storage/innobase/srv/srv0srv.cc:2582 #6 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #7 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #8 0x0000000000000000 in ?? () Thread 34 (Thread 0x7f61e27fc700 (LWP 26565)): #0 0x00007f6211982d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000000000e881e3 in os_event::wait (this=0x352e220) at /home/travis/src/storage/innobase/os/os0event.cc:166 #2 0x0000000000e87bc9 in os_event::wait_low (this=0x352e220, reset_sig_count=1) at /home/travis/src/storage/innobase/os/os0event.cc:336 #3 0x0000000000e87f99 in os_event_wait_low (event=0x352e220, reset_sig_count=0) at /home/travis/src/storage/innobase/os/os0event.cc:535 #4 0x000000000107448e in buf_dump_thread () at /home/travis/src/storage/innobase/buf/buf0dump.cc:777 #5 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #7 0x0000000000000000 in ?? () Thread 33 (Thread 0x7f61f082e700 (LWP 26561)): #0 0x00007f6211982d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000000000e881e3 in os_event::wait (this=0x352df20) at /home/travis/src/storage/innobase/os/os0event.cc:166 #2 0x0000000000e87bc9 in os_event::wait_low (this=0x352df20, reset_sig_count=4455) at /home/travis/src/storage/innobase/os/os0event.cc:336 #3 0x0000000000e87f99 in os_event_wait_low (event=0x352df20, reset_sig_count=4455) at /home/travis/src/storage/innobase/os/os0event.cc:535 #4 0x0000000000f864fd in srv_resume_thread (slot=0x1d0e8c8, sig_count=4455, wait=true, timeout_usec=0) at /home/travis/src/storage/innobase/srv/srv0srv.cc:916 #5 0x0000000000f8a548 in srv_purge_coordinator_suspend (slot=0x1d0e8c8, rseg_history_len=33) at /home/travis/src/storage/innobase/srv/srv0srv.cc:2735 #6 0x0000000000f8a913 in srv_purge_coordinator_thread (arg=0x0) at /home/travis/src/storage/innobase/srv/srv0srv.cc:2822 #7 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #9 0x0000000000000000 in ?? () Thread 32 (Thread 0x7f61f102f700 (LWP 26560)): #0 0x00007f621198652d in nanosleep () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000000000e8851e in os_thread_sleep (tm=1000000) at /home/travis/src/storage/innobase/os/os0thread.cc:230 #2 0x0000000000f89a37 in srv_master_sleep () at /home/travis/src/storage/innobase/srv/srv0srv.cc:2393 #3 0x0000000000f89b78 in srv_master_thread (arg=0x0) at /home/travis/src/storage/innobase/srv/srv0srv.cc:2438 #4 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #6 0x0000000000000000 in ?? () Thread 31 (Thread 0x7f61e17fa700 (LWP 26567)): #0 0x00007f6211982d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000000000e881e3 in os_event::wait (this=0x352e320) at /home/travis/src/storage/innobase/os/os0event.cc:166 #2 0x0000000000e87bc9 in os_event::wait_low (this=0x352e320, reset_sig_count=1) at /home/travis/src/storage/innobase/os/os0event.cc:336 #3 0x0000000000e87f99 in os_event_wait_low (event=0x352e320, reset_sig_count=0) at /home/travis/src/storage/innobase/os/os0event.cc:535 #4 0x000000000105c7db in buf_resize_thread () at /home/travis/src/storage/innobase/buf/buf0buf.cc:3076 #5 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #7 0x0000000000000000 in ?? () Thread 30 (Thread 0x7f61f1830700 (LWP 26559)): #0 0x00007f62119830fe in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000000000e87a6c in os_event::timed_wait (this=0x3afb840, abstime=0x7f61f182fc00) at /home/travis/src/storage/innobase/os/os0event.cc:286 #2 0x0000000000e87d97 in os_event::wait_time_low (this=0x3afb840, time_in_usec=5000000, reset_sig_count=823) at /home/travis/src/storage/innobase/os/os0event.cc:413 #3 0x0000000000e87f74 in os_event_wait_time_low (event=0x3afb840, time_in_usec=5000000, reset_sig_count=823) at /home/travis/src/storage/innobase/os/os0event.cc:518 #4 0x0000000000ff6f5c in ib_wqueue_timedwait (wq=0x3afb7b0, wait_in_usecs=5000000) at /home/travis/src/storage/innobase/ut/ut0wqueue.cc:163 #5 0x00000000011447c6 in fts_optimize_thread (arg=0x3afb7b0) at /home/travis/src/storage/innobase/fts/fts0opt.cc:3032 #6 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #7 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #8 0x0000000000000000 in ?? () Thread 29 (Thread 0x7f61dbfff700 (LWP 26569)): #0 0x00007f62119830fe in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000000000124d68a in safe_cond_timedwait (cond=0x2700720, mp=0x2700660, abstime=0x7f61dbffedf0, file=0x14b7650 "/home/travis/src/include/mysql/psi/mysql_thread.h", line=1186) at /home/travis/src/mysys/thr_mutex.c:546 #2 0x0000000000ce6528 in inline_mysql_cond_timedwait (that=0x2700720, mutex=0x2700660, abstime=0x7f61dbffedf0, src_file=0x14b7688 "/home/travis/src/storage/maria/ma_servicethread.c", src_line=116) at /home/travis/src/include/mysql/psi/mysql_thread.h:1186 #3 0x0000000000ce69fd in my_service_thread_sleep (control=0x1cff360, sleep_time=29000000000) at /home/travis/src/storage/maria/ma_servicethread.c:115 #4 0x0000000000cdb284 in ma_checkpoint_background (arg=0x1e) at /home/travis/src/storage/maria/ma_checkpoint.c:709 #5 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #7 0x0000000000000000 in ?? () Thread 28 (Thread 0x7f61f2031700 (LWP 26558)): #0 0x00007f62119830fe in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000000000e87a6c in os_event::timed_wait (this=0x3acee30, abstime=0x7f61f2030e00) at /home/travis/src/storage/innobase/os/os0event.cc:286 #2 0x0000000000e87d97 in os_event::wait_time_low (this=0x3acee30, time_in_usec=10000000, reset_sig_count=125) at /home/travis/src/storage/innobase/os/os0event.cc:413 #3 0x0000000000e87f74 in os_event_wait_time_low (event=0x3acee30, time_in_usec=10000000, reset_sig_count=0) at /home/travis/src/storage/innobase/os/os0event.cc:518 #4 0x00000000010e0f22 in dict_stats_thread () at /home/travis/src/storage/innobase/dict/dict0stats_bg.cc:458 #5 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #7 0x0000000000000000 in ?? () Thread 27 (Thread 0x7f61f9779700 (LWP 26570)): #0 0x00007f6211982d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000000000124d380 in safe_cond_wait (cond=0x1efd248, mp=0x1efd198, file=0x1479ca0 "/home/travis/src/include/mysql/psi/mysql_thread.h", line=1149) at /home/travis/src/mysys/thr_mutex.c:492 #2 0x0000000000b7bb63 in inline_mysql_cond_wait (that=0x1efd248, mutex=0x1efd198, src_file=0x147a324 "/home/travis/src/sql/log.cc", src_line=9897) at /home/travis/src/include/mysql/psi/mysql_thread.h:1149 #3 0x0000000000b9661b in binlog_background_thread (arg=0x0) at /home/travis/src/sql/log.cc:9897 #4 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #6 0x0000000000000000 in ?? () Thread 26 (Thread 0x7f61f2832700 (LWP 26557)): #0 0x00007f62119830fe in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000000000e87a6c in os_event::timed_wait (this=0x352e1a0, abstime=0x7f61f2831dd0) at /home/travis/src/storage/innobase/os/os0event.cc:286 #2 0x0000000000e87d97 in os_event::wait_time_low (this=0x352e1a0, time_in_usec=5000000, reset_sig_count=1) at /home/travis/src/storage/innobase/os/os0event.cc:413 #3 0x0000000000e87f74 in os_event_wait_time_low (event=0x352e1a0, time_in_usec=5000000, reset_sig_count=1) at /home/travis/src/storage/innobase/os/os0event.cc:518 #4 0x0000000000f883d5 in srv_monitor_thread () at /home/travis/src/storage/innobase/srv/srv0srv.cc:1735 #5 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #7 0x0000000000000000 in ?? () Thread 25 (Thread 0x7f61f969b700 (LWP 26576)): #0 0x00007f6210e8e913 in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00000000012ad8f8 in vio_io_wait (vio=0x3507b40, event=VIO_IO_EVENT_READ, timeout=28800000) at /home/travis/src/vio/viosocket.c:974 #2 0x00000000012abfec in vio_socket_io_wait (vio=0x3507b40, event=VIO_IO_EVENT_READ) at /home/travis/src/vio/viosocket.c:119 #3 0x00000000012ac1ce in vio_read (vio=0x3507b40, buf=0x7f61a800c480 "\a", size=4) at /home/travis/src/vio/viosocket.c:196 #4 0x00000000006bc253 in my_real_read (net=0x7f61a80021e8, complen=0x7f61f969ad18, header=1 '\001') at /home/travis/src/sql/net_serv.cc:952 #5 0x00000000006bcaca in my_net_read_packet_reallen (net=0x7f61a80021e8, read_from_server=1 '\001', reallen=0x7f61f969ad98) at /home/travis/src/sql/net_serv.cc:1233 #6 0x00000000006bca7d in my_net_read_packet (net=0x7f61a80021e8, read_from_server=1 '\001') at /home/travis/src/sql/net_serv.cc:1217 #7 0x000000000079b29f in do_command (thd=0x7f61a8001f20) at /home/travis/src/sql/sql_parse.cc:1250 #8 0x00000000008f2f73 in do_handle_one_connection (connect=0x3f0ed50) at /home/travis/src/sql/sql_connect.cc:1401 #9 0x00000000008f2cf5 in handle_one_connection (arg=0x3f0ed50) at /home/travis/src/sql/sql_connect.cc:1307 #10 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #11 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #12 0x0000000000000000 in ?? () Thread 24 (Thread 0x7f61f4a5c700 (LWP 26552)): #0 0x00007f6212a2c644 in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x0000000000e7b570 in LinuxAIOHandler::collect (this=0x7f61f4a5bbe0) at /home/travis/src/storage/innobase/os/os0file.cc:1893 #2 0x0000000000e7ba0a in LinuxAIOHandler::poll (this=0x7f61f4a5bbe0, m1=0x7f61f4a5bde8, m2=0x7f61f4a5bdf0, request=0x7f61f4a5bdd0) at /home/travis/src/storage/innobase/os/os0file.cc:2038 #3 0x0000000000e7bb62 in os_aio_linux_handler (global_segment=9, m1=0x7f61f4a5bde8, m2=0x7f61f4a5bdf0, request=0x7f61f4a5bdd0) at /home/travis/src/storage/innobase/os/os0file.cc:2092 #4 0x0000000000e80457 in os_aio_handler (segment=9, m1=0x7f61f4a5bde8, m2=0x7f61f4a5bdf0, request=0x7f61f4a5bdd0) at /home/travis/src/storage/innobase/os/os0file.cc:5720 #5 0x00000000010faba4 in fil_aio_wait (segment=9) at /home/travis/src/storage/innobase/fil/fil0fil.cc:5290 #6 0x0000000000f8d3d8 in io_handler_thread (arg=0x274b2a8) at /home/travis/src/storage/innobase/srv/srv0start.cc:340 #7 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #9 0x0000000000000000 in ?? () Thread 23 (Thread 0x7f61f525d700 (LWP 26551)): #0 0x00007f6212a2c644 in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x0000000000e7b570 in LinuxAIOHandler::collect (this=0x7f61f525cbe0) at /home/travis/src/storage/innobase/os/os0file.cc:1893 #2 0x0000000000e7ba0a in LinuxAIOHandler::poll (this=0x7f61f525cbe0, m1=0x7f61f525cde8, m2=0x7f61f525cdf0, request=0x7f61f525cdd0) at /home/travis/src/storage/innobase/os/os0file.cc:2038 #3 0x0000000000e7bb62 in os_aio_linux_handler (global_segment=8, m1=0x7f61f525cde8, m2=0x7f61f525cdf0, request=0x7f61f525cdd0) at /home/travis/src/storage/innobase/os/os0file.cc:2092 #4 0x0000000000e80457 in os_aio_handler (segment=8, m1=0x7f61f525cde8, m2=0x7f61f525cdf0, request=0x7f61f525cdd0) at /home/travis/src/storage/innobase/os/os0file.cc:5720 #5 0x00000000010faba4 in fil_aio_wait (segment=8) at /home/travis/src/storage/innobase/fil/fil0fil.cc:5290 #6 0x0000000000f8d3d8 in io_handler_thread (arg=0x274b2a0) at /home/travis/src/storage/innobase/srv/srv0start.cc:340 #7 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #9 0x0000000000000000 in ?? () Thread 22 (Thread 0x7f61f6a60700 (LWP 26548)): #0 0x00007f6212a2c644 in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x0000000000e7b570 in LinuxAIOHandler::collect (this=0x7f61f6a5fbe0) at /home/travis/src/storage/innobase/os/os0file.cc:1893 #2 0x0000000000e7ba0a in LinuxAIOHandler::poll (this=0x7f61f6a5fbe0, m1=0x7f61f6a5fde8, m2=0x7f61f6a5fdf0, request=0x7f61f6a5fdd0) at /home/travis/src/storage/innobase/os/os0file.cc:2038 #3 0x0000000000e7bb62 in os_aio_linux_handler (global_segment=5, m1=0x7f61f6a5fde8, m2=0x7f61f6a5fdf0, request=0x7f61f6a5fdd0) at /home/travis/src/storage/innobase/os/os0file.cc:2092 #4 0x0000000000e80457 in os_aio_handler (segment=5, m1=0x7f61f6a5fde8, m2=0x7f61f6a5fdf0, request=0x7f61f6a5fdd0) at /home/travis/src/storage/innobase/os/os0file.cc:5720 #5 0x00000000010faba4 in fil_aio_wait (segment=5) at /home/travis/src/storage/innobase/fil/fil0fil.cc:5290 #6 0x0000000000f8d3d8 in io_handler_thread (arg=0x274b288) at /home/travis/src/storage/innobase/srv/srv0start.cc:340 #7 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #9 0x0000000000000000 in ?? () Thread 21 (Thread 0x7f61f7261700 (LWP 26547)): #0 0x00007f6212a2c644 in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x0000000000e7b570 in LinuxAIOHandler::collect (this=0x7f61f7260be0) at /home/travis/src/storage/innobase/os/os0file.cc:1893 #2 0x0000000000e7ba0a in LinuxAIOHandler::poll (this=0x7f61f7260be0, m1=0x7f61f7260de8, m2=0x7f61f7260df0, request=0x7f61f7260dd0) at /home/travis/src/storage/innobase/os/os0file.cc:2038 #3 0x0000000000e7bb62 in os_aio_linux_handler (global_segment=4, m1=0x7f61f7260de8, m2=0x7f61f7260df0, request=0x7f61f7260dd0) at /home/travis/src/storage/innobase/os/os0file.cc:2092 #4 0x0000000000e80457 in os_aio_handler (segment=4, m1=0x7f61f7260de8, m2=0x7f61f7260df0, request=0x7f61f7260dd0) at /home/travis/src/storage/innobase/os/os0file.cc:5720 #5 0x00000000010faba4 in fil_aio_wait (segment=4) at /home/travis/src/storage/innobase/fil/fil0fil.cc:5290 #6 0x0000000000f8d3d8 in io_handler_thread (arg=0x274b280) at /home/travis/src/storage/innobase/srv/srv0start.cc:340 #7 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #9 0x0000000000000000 in ?? () Thread 20 (Thread 0x7f61f9529700 (LWP 26589)): #0 0x00007f62119830fe in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000000000124d68a in safe_cond_timedwait (cond=0x7f61d000b540, mp=0x7f61d000b490, abstime=0x7f61f9526160, file=0x133c440 "/home/travis/src/include/mysql/psi/mysql_thread.h", line=1186) at /home/travis/src/mysys/thr_mutex.c:546 #2 0x00000000008fa707 in inline_mysql_cond_timedwait (that=0x7f61d000b540, mutex=0x7f61d000b490, abstime=0x7f61f9526160, src_file=0x133c6c2 "/home/travis/src/sql/mdl.cc", src_line=1093) at /home/travis/src/include/mysql/psi/mysql_thread.h:1186 #3 0x00000000008fbb63 in MDL_wait::timed_wait (this=0x7f61d000b490, owner=0x7f61d000b440, abs_timeout=0x7f61f9526160, set_status_on_timeout=false, wait_state_name=0x1cf37d0) at /home/travis/src/sql/mdl.cc:1093 #4 0x00000000008fd64d in MDL_context::acquire_lock (this=0x7f61d000b490, mdl_request=0x7f61d001e4e8, lock_wait_timeout=86400) at /home/travis/src/sql/mdl.cc:2147 #5 0x000000000071dccc in open_table_get_mdl_lock (thd=0x7f61d000b390, ot_ctx=0x7f61f9526820, mdl_request=0x7f61d001e4e8, flags=0, mdl_ticket=0x7f61f9526490) at /home/travis/src/sql/sql_base.cc:1461 #6 0x000000000071e582 in open_table (thd=0x7f61d000b390, table_list=0x7f61d001e0a0, ot_ctx=0x7f61f9526820) at /home/travis/src/sql/sql_base.cc:1732 #7 0x0000000000721a79 in open_and_process_table (thd=0x7f61d000b390, lex=0x7f61d000f000, tables=0x7f61d001e0a0, counter=0x7f61f952696c, flags=0, prelocking_strategy=0x7f61f95269b0, has_prelocking_list=false, ot_ctx=0x7f61f9526820) at /home/travis/src/sql/sql_base.cc:3467 #8 0x0000000000722c1b in open_tables (thd=0x7f61d000b390, options=..., start=0x7f61f9526918, counter=0x7f61f952696c, flags=0, prelocking_strategy=0x7f61f95269b0) at /home/travis/src/sql/sql_base.cc:3987 #9 0x000000000072496f in open_and_lock_tables (thd=0x7f61d000b390, options=..., tables=0x7f61d001e0a0, derived=true, flags=0, prelocking_strategy=0x7f61f95269b0) at /home/travis/src/sql/sql_base.cc:4867 #10 0x00000000007170dd in open_and_lock_tables (thd=0x7f61d000b390, tables=0x7f61d001e0a0, derived=true, flags=0) at /home/travis/src/sql/sql_base.h:498 #11 0x0000000000901ae9 in open_only_one_table (thd=0x7f61d000b390, table=0x7f61d001e0a0, repair_table_use_frm=false, is_view_operator_func=true) at /home/travis/src/sql/sql_admin.cc:394 #12 0x00000000009020bf in mysql_admin_table(THD *, TABLE_LIST *, HA_CHECK_OPT *, const char *, thr_lock_type, bool, bool, uint, int (*)(THD *, TABLE_LIST *, HA_CHECK_OPT *), struct {...}, int (*)(THD *, TABLE_LIST *, HA_CHECK_OPT *)) (thd=0x7f61d000b390, tables=0x7f61d001e0a0, check_opt=0x7f61d000ffe0, operator_name=0x133e124 "check", lock_type=TL_READ_NO_INSERT, open_for_modify=false, repair_table_use_frm=false, extra_open_options=32, prepare_func=0, operator_func=(int (handler::*)(handler * const, THD *, HA_CHECK_OPT *)) 0xa81892 , view_operator_func=0x89d008 ) at /home/travis/src/sql/sql_admin.cc:520 #13 0x00000000009052e9 in Sql_cmd_check_table::execute (this=0x7f61d001e6b8, thd=0x7f61d000b390) at /home/travis/src/sql/sql_admin.cc:1340 #14 0x00000000007aaa5f in mysql_execute_command (thd=0x7f61d000b390) at /home/travis/src/sql/sql_parse.cc:6252 #15 0x00000000007af65f in mysql_parse (thd=0x7f61d000b390, rawbuf=0x7f61d001dfa8 "CHECK TABLE t1 /* QNO 6920 CON_ID 19 */", length=39, parser_state=0x7f61f9528490, is_com_multi=false, is_next_command=false) at /home/travis/src/sql/sql_parse.cc:7968 #16 0x000000000079cd32 in dispatch_command (command=COM_QUERY, thd=0x7f61d000b390, packet=0x7f61d00157e1 "", packet_length=40, is_com_multi=false, is_next_command=false) at /home/travis/src/sql/sql_parse.cc:1825 #17 0x000000000079b759 in do_command (thd=0x7f61d000b390) at /home/travis/src/sql/sql_parse.cc:1369 #18 0x00000000008f2f73 in do_handle_one_connection (connect=0x3f0ed50) at /home/travis/src/sql/sql_connect.cc:1401 #19 0x00000000008f2cf5 in handle_one_connection (arg=0x3f0ed50) at /home/travis/src/sql/sql_connect.cc:1307 #20 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #21 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #22 0x0000000000000000 in ?? () Thread 19 (Thread 0x7f61f7a62700 (LWP 26546)): #0 0x00007f6212a2c644 in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x0000000000e7b570 in LinuxAIOHandler::collect (this=0x7f61f7a61be0) at /home/travis/src/storage/innobase/os/os0file.cc:1893 #2 0x0000000000e7ba0a in LinuxAIOHandler::poll (this=0x7f61f7a61be0, m1=0x7f61f7a61de8, m2=0x7f61f7a61df0, request=0x7f61f7a61dd0) at /home/travis/src/storage/innobase/os/os0file.cc:2038 #3 0x0000000000e7bb62 in os_aio_linux_handler (global_segment=3, m1=0x7f61f7a61de8, m2=0x7f61f7a61df0, request=0x7f61f7a61dd0) at /home/travis/src/storage/innobase/os/os0file.cc:2092 #4 0x0000000000e80457 in os_aio_handler (segment=3, m1=0x7f61f7a61de8, m2=0x7f61f7a61df0, request=0x7f61f7a61dd0) at /home/travis/src/storage/innobase/os/os0file.cc:5720 #5 0x00000000010faba4 in fil_aio_wait (segment=3) at /home/travis/src/storage/innobase/fil/fil0fil.cc:5290 #6 0x0000000000f8d3d8 in io_handler_thread (arg=0x274b278) at /home/travis/src/storage/innobase/srv/srv0start.cc:340 #7 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #9 0x0000000000000000 in ?? () Thread 18 (Thread 0x7f61f96e5700 (LWP 26572)): #0 0x00007f6211982d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000000000124d380 in safe_cond_wait (cond=0x1ecb6a0, mp=0x1ece980, file=0x12eb720 "/home/travis/src/include/mysql/psi/mysql_thread.h", line=1149) at /home/travis/src/mysys/thr_mutex.c:492 #2 0x00000000006d5f0b in inline_mysql_cond_wait (that=0x1ecb6a0, mutex=0x1ece980, src_file=0x12ec07d "/home/travis/src/sql/slave.cc", src_line=506) at /home/travis/src/include/mysql/psi/mysql_thread.h:1149 #3 0x00000000006d7358 in handle_slave_background (arg=0x0) at /home/travis/src/sql/slave.cc:506 #4 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #6 0x0000000000000000 in ?? () Thread 17 (Thread 0x7f61f972f700 (LWP 26571)): #0 0x00007f62119869f7 in do_sigwait () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x00007f6211986a79 in sigwait () from /lib/x86_64-linux-gnu/libpthread.so.0 #2 0x00000000006ace53 in signal_hand (arg=0x0) at /home/travis/src/sql/mysqld.cc:3537 #3 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #4 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #5 0x0000000000000000 in ?? () Thread 16 (Thread 0x7f61f8263700 (LWP 26545)): #0 0x00007f6212a2c644 in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x0000000000e7b570 in LinuxAIOHandler::collect (this=0x7f61f8262be0) at /home/travis/src/storage/innobase/os/os0file.cc:1893 #2 0x0000000000e7ba0a in LinuxAIOHandler::poll (this=0x7f61f8262be0, m1=0x7f61f8262de8, m2=0x7f61f8262df0, request=0x7f61f8262dd0) at /home/travis/src/storage/innobase/os/os0file.cc:2038 #3 0x0000000000e7bb62 in os_aio_linux_handler (global_segment=2, m1=0x7f61f8262de8, m2=0x7f61f8262df0, request=0x7f61f8262dd0) at /home/travis/src/storage/innobase/os/os0file.cc:2092 #4 0x0000000000e80457 in os_aio_handler (segment=2, m1=0x7f61f8262de8, m2=0x7f61f8262df0, request=0x7f61f8262dd0) at /home/travis/src/storage/innobase/os/os0file.cc:5720 #5 0x00000000010faba4 in fil_aio_wait (segment=2) at /home/travis/src/storage/innobase/fil/fil0fil.cc:5290 #6 0x0000000000f8d3d8 in io_handler_thread (arg=0x274b270) at /home/travis/src/storage/innobase/srv/srv0start.cc:340 #7 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #9 0x0000000000000000 in ?? () Thread 15 (Thread 0x7f61f8a64700 (LWP 26544)): #0 0x00007f6212a2c644 in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x0000000000e7b570 in LinuxAIOHandler::collect (this=0x7f61f8a63be0) at /home/travis/src/storage/innobase/os/os0file.cc:1893 #2 0x0000000000e7ba0a in LinuxAIOHandler::poll (this=0x7f61f8a63be0, m1=0x7f61f8a63de8, m2=0x7f61f8a63df0, request=0x7f61f8a63dd0) at /home/travis/src/storage/innobase/os/os0file.cc:2038 #3 0x0000000000e7bb62 in os_aio_linux_handler (global_segment=1, m1=0x7f61f8a63de8, m2=0x7f61f8a63df0, request=0x7f61f8a63dd0) at /home/travis/src/storage/innobase/os/os0file.cc:2092 #4 0x0000000000e80457 in os_aio_handler (segment=1, m1=0x7f61f8a63de8, m2=0x7f61f8a63df0, request=0x7f61f8a63dd0) at /home/travis/src/storage/innobase/os/os0file.cc:5720 #5 0x00000000010faba4 in fil_aio_wait (segment=1) at /home/travis/src/storage/innobase/fil/fil0fil.cc:5290 #6 0x0000000000f8d3d8 in io_handler_thread (arg=0x274b268) at /home/travis/src/storage/innobase/srv/srv0start.cc:340 #7 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #9 0x0000000000000000 in ?? () Thread 14 (Thread 0x7f61e0ff9700 (LWP 26568)): #0 0x00007f6211982d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000000000124d380 in safe_cond_wait (cond=0x7f61e0ff8e60, mp=0x7f61e0ff8db0, file=0x14dc500 "/home/travis/src/include/mysql/psi/mysql_thread.h", line=1149) at /home/travis/src/mysys/thr_mutex.c:492 #2 0x0000000000da6de8 in inline_mysql_cond_wait (that=0x7f61e0ff8e60, mutex=0x7f61e0ff8db0, src_file=0x14ddc78 "/home/travis/src/storage/innobase/handler/ha_innodb.cc", src_line=317) at /home/travis/src/include/mysql/psi/mysql_thread.h:1149 #3 0x0000000000dabf75 in thd_destructor_proxy () at /home/travis/src/storage/innobase/handler/ha_innodb.cc:317 #4 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #6 0x0000000000000000 in ?? () Thread 13 (Thread 0x7f61e1ffb700 (LWP 26566)): #0 0x00007f621198652d in nanosleep () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000000000e8851e in os_thread_sleep (tm=1000000) at /home/travis/src/storage/innobase/os/os0thread.cc:230 #2 0x000000000104e6e5 in btr_defragment_thread () at /home/travis/src/storage/innobase/btr/btr0defragment.cc:762 #3 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #4 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #5 0x0000000000000000 in ?? () Thread 12 (Thread 0x7f61f9265700 (LWP 26543)): #0 0x00007f6212a2c644 in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x0000000000e7b570 in LinuxAIOHandler::collect (this=0x7f61f9264be0) at /home/travis/src/storage/innobase/os/os0file.cc:1893 #2 0x0000000000e7ba0a in LinuxAIOHandler::poll (this=0x7f61f9264be0, m1=0x7f61f9264de8, m2=0x7f61f9264df0, request=0x7f61f9264dd0) at /home/travis/src/storage/innobase/os/os0file.cc:2038 #3 0x0000000000e7bb62 in os_aio_linux_handler (global_segment=0, m1=0x7f61f9264de8, m2=0x7f61f9264df0, request=0x7f61f9264dd0) at /home/travis/src/storage/innobase/os/os0file.cc:2092 #4 0x0000000000e80457 in os_aio_handler (segment=0, m1=0x7f61f9264de8, m2=0x7f61f9264df0, request=0x7f61f9264dd0) at /home/travis/src/storage/innobase/os/os0file.cc:5720 #5 0x00000000010faba4 in fil_aio_wait (segment=0) at /home/travis/src/storage/innobase/fil/fil0fil.cc:5290 #6 0x0000000000f8d3d8 in io_handler_thread (arg=0x274b260) at /home/travis/src/storage/innobase/srv/srv0start.cc:340 #7 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #9 0x0000000000000000 in ?? () Thread 11 (Thread 0x7f61e2ffd700 (LWP 26564)): #0 0x00007f6211982d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000000000e881e3 in os_event::wait (this=0x352e0a0) at /home/travis/src/storage/innobase/os/os0event.cc:166 #2 0x0000000000e87bc9 in os_event::wait_low (this=0x352e0a0, reset_sig_count=12267) at /home/travis/src/storage/innobase/os/os0event.cc:336 #3 0x0000000000e87f99 in os_event_wait_low (event=0x352e0a0, reset_sig_count=0) at /home/travis/src/storage/innobase/os/os0event.cc:535 #4 0x0000000000f864fd in srv_resume_thread (slot=0x1d0e970, sig_count=0, wait=true, timeout_usec=0) at /home/travis/src/storage/innobase/srv/srv0srv.cc:916 #5 0x0000000000f8a05a in srv_worker_thread (arg=0x0) at /home/travis/src/storage/innobase/srv/srv0srv.cc:2582 #6 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #7 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #8 0x0000000000000000 in ?? () Thread 10 (Thread 0x7f6210ca7700 (LWP 26542)): #0 0x00007f62119830fe in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000000000124d68a in safe_cond_timedwait (cond=0x2762880, mp=0x27627c0, abstime=0x7f6210ca6e70, file=0x164c460 "/home/travis/src/include/mysql/psi/mysql_thread.h", line=1186) at /home/travis/src/mysys/thr_mutex.c:546 #2 0x000000000124e680 in inline_mysql_cond_timedwait (that=0x2762880, mutex=0x27627c0, abstime=0x7f6210ca6e70, src_file=0x164c498 "/home/travis/src/mysys/thr_timer.c", src_line=292) at /home/travis/src/include/mysql/psi/mysql_thread.h:1186 #3 0x000000000124f1e6 in timer_handler (arg=0x0) at /home/travis/src/mysys/thr_timer.c:292 #4 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #6 0x0000000000000000 in ?? () Thread 9 (Thread 0x7f61e37fe700 (LWP 26563)): #0 0x00007f6211982d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000000000e881e3 in os_event::wait (this=0x352e020) at /home/travis/src/storage/innobase/os/os0event.cc:166 #2 0x0000000000e87bc9 in os_event::wait_low (this=0x352e020, reset_sig_count=12691) at /home/travis/src/storage/innobase/os/os0event.cc:336 #3 0x0000000000e87f99 in os_event_wait_low (event=0x352e020, reset_sig_count=0) at /home/travis/src/storage/innobase/os/os0event.cc:535 #4 0x0000000000f864fd in srv_resume_thread (slot=0x1d0e938, sig_count=0, wait=true, timeout_usec=0) at /home/travis/src/storage/innobase/srv/srv0srv.cc:916 #5 0x0000000000f8a05a in srv_worker_thread (arg=0x0) at /home/travis/src/storage/innobase/srv/srv0srv.cc:2582 #6 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #7 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #8 0x0000000000000000 in ?? () Thread 8 (Thread 0x7f621326a740 (LWP 26541)): #0 0x00007f6210e8e913 in poll () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00000000006b2e3f in handle_connections_sockets () at /home/travis/src/sql/mysqld.cc:6669 #2 0x00000000006b20c1 in mysqld_main (argc=21, argv=0x3476dc0) at /home/travis/src/sql/mysqld.cc:6134 #3 0x00000000006a6474 in main (argc=21, argv=0x7ffdffa6f4c8) at /home/travis/src/sql/main.cc:25 Thread 7 (Thread 0x7f61f425b700 (LWP 26553)): #0 0x00007f62119830fe in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000000000e87a6c in os_event::timed_wait (this=0x352e2a0, abstime=0x7f61f425a8d0) at /home/travis/src/storage/innobase/os/os0event.cc:286 #2 0x0000000000e87d97 in os_event::wait_time_low (this=0x352e2a0, time_in_usec=827000, reset_sig_count=2) at /home/travis/src/storage/innobase/os/os0event.cc:413 #3 0x0000000000e87f74 in os_event_wait_time_low (event=0x352e2a0, time_in_usec=827000, reset_sig_count=2) at /home/travis/src/storage/innobase/os/os0event.cc:518 #4 0x000000000107e954 in pc_sleep_if_needed (next_loop_time=1515461599798, sig_count=2, cur_time=1515461598971) at /home/travis/src/storage/innobase/buf/buf0flu.cc:2711 #5 0x000000000107fb71 in buf_flush_page_cleaner_coordinator () at /home/travis/src/storage/innobase/buf/buf0flu.cc:3209 #6 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #7 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #8 0x0000000000000000 in ?? () Thread 6 (Thread 0x7f61f5a5e700 (LWP 26550)): #0 0x00007f6212a2c644 in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x0000000000e7b570 in LinuxAIOHandler::collect (this=0x7f61f5a5dbe0) at /home/travis/src/storage/innobase/os/os0file.cc:1893 #2 0x0000000000e7ba0a in LinuxAIOHandler::poll (this=0x7f61f5a5dbe0, m1=0x7f61f5a5dde8, m2=0x7f61f5a5ddf0, request=0x7f61f5a5ddd0) at /home/travis/src/storage/innobase/os/os0file.cc:2038 #3 0x0000000000e7bb62 in os_aio_linux_handler (global_segment=7, m1=0x7f61f5a5dde8, m2=0x7f61f5a5ddf0, request=0x7f61f5a5ddd0) at /home/travis/src/storage/innobase/os/os0file.cc:2092 #4 0x0000000000e80457 in os_aio_handler (segment=7, m1=0x7f61f5a5dde8, m2=0x7f61f5a5ddf0, request=0x7f61f5a5ddd0) at /home/travis/src/storage/innobase/os/os0file.cc:5720 #5 0x00000000010faba4 in fil_aio_wait (segment=7) at /home/travis/src/storage/innobase/fil/fil0fil.cc:5290 #6 0x0000000000f8d3d8 in io_handler_thread (arg=0x274b298) at /home/travis/src/storage/innobase/srv/srv0start.cc:340 #7 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #9 0x0000000000000000 in ?? () Thread 5 (Thread 0x7f61f625f700 (LWP 26549)): #0 0x00007f6212a2c644 in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x0000000000e7b570 in LinuxAIOHandler::collect (this=0x7f61f625ebe0) at /home/travis/src/storage/innobase/os/os0file.cc:1893 #2 0x0000000000e7ba0a in LinuxAIOHandler::poll (this=0x7f61f625ebe0, m1=0x7f61f625ede8, m2=0x7f61f625edf0, request=0x7f61f625edd0) at /home/travis/src/storage/innobase/os/os0file.cc:2038 #3 0x0000000000e7bb62 in os_aio_linux_handler (global_segment=6, m1=0x7f61f625ede8, m2=0x7f61f625edf0, request=0x7f61f625edd0) at /home/travis/src/storage/innobase/os/os0file.cc:2092 #4 0x0000000000e80457 in os_aio_handler (segment=6, m1=0x7f61f625ede8, m2=0x7f61f625edf0, request=0x7f61f625edd0) at /home/travis/src/storage/innobase/os/os0file.cc:5720 #5 0x00000000010faba4 in fil_aio_wait (segment=6) at /home/travis/src/storage/innobase/fil/fil0fil.cc:5290 #6 0x0000000000f8d3d8 in io_handler_thread (arg=0x274b290) at /home/travis/src/storage/innobase/srv/srv0start.cc:340 #7 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #9 0x0000000000000000 in ?? () Thread 4 (Thread 0x7f61f94df700 (LWP 26591)): #0 0x00007f62119830fe in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000000000124d68a in safe_cond_timedwait (cond=0x7f61cc00b480, mp=0x7f61cc00b3d0, abstime=0x7f61f94dae80, file=0x133c440 "/home/travis/src/include/mysql/psi/mysql_thread.h", line=1186) at /home/travis/src/mysys/thr_mutex.c:546 #2 0x00000000008fa707 in inline_mysql_cond_timedwait (that=0x7f61cc00b480, mutex=0x7f61cc00b3d0, abstime=0x7f61f94dae80, src_file=0x133c6c2 "/home/travis/src/sql/mdl.cc", src_line=1093) at /home/travis/src/include/mysql/psi/mysql_thread.h:1186 #3 0x00000000008fbb63 in MDL_wait::timed_wait (this=0x7f61cc00b3d0, owner=0x7f61cc00b380, abs_timeout=0x7f61f94dae80, set_status_on_timeout=false, wait_state_name=0x1cf37d0) at /home/travis/src/sql/mdl.cc:1093 #4 0x00000000008fd64d in MDL_context::acquire_lock (this=0x7f61cc00b3d0, mdl_request=0x7f61f94daf50, lock_wait_timeout=86400) at /home/travis/src/sql/mdl.cc:2147 #5 0x00000000008fddb1 in MDL_context::upgrade_shared_lock (this=0x7f61cc00b3d0, mdl_ticket=0x7f61cc05e2d0, new_type=MDL_EXCLUSIVE, lock_wait_timeout=86400) at /home/travis/src/sql/mdl.cc:2335 #6 0x0000000000871ea6 in mysql_inplace_alter_table (thd=0x7f61cc00b2d0, table_list=0x7f61cc01e0c0, table=0x7f61cc06f860, altered_table=0x7f61cc0c2e40, ha_alter_info=0x7f61f94db290, inplace_supported=HA_ALTER_INPLACE_NO_LOCK_AFTER_PREPARE, target_mdl_request=0x7f61f94dc880, alter_ctx=0x7f61f94db3c0) at /home/travis/src/sql/sql_table.cc:7302 #7 0x00000000008775f8 in mysql_alter_table (thd=0x7f61cc00b2d0, new_db=0x7f61cc01e6d0 "test", new_name=0x0, create_info=0x7f61f94dcab0, table_list=0x7f61cc01e0c0, alter_info=0x7f61f94dcc00, order_num=0, order=0x0, ignore=false) at /home/travis/src/sql/sql_table.cc:9396 #8 0x00000000008f8231 in Sql_cmd_alter_table::execute (this=0x7f61cc01e700, thd=0x7f61cc00b2d0) at /home/travis/src/sql/sql_alter.cc:331 #9 0x00000000007aaa5f in mysql_execute_command (thd=0x7f61cc00b2d0) at /home/travis/src/sql/sql_parse.cc:6252 #10 0x00000000007af65f in mysql_parse (thd=0x7f61cc00b2d0, rawbuf=0x7f61cc01dfa8 "ALTER TABLE t1 DROP KEY idx /* QNO 6571 CON_ID 20 */", length=52, parser_state=0x7f61f94de490, is_com_multi=false, is_next_command=false) at /home/travis/src/sql/sql_parse.cc:7968 #11 0x000000000079cd32 in dispatch_command (command=COM_QUERY, thd=0x7f61cc00b2d0, packet=0x7f61cc0157e1 "ALTER TABLE t1 DROP KEY idx /* QNO 6571 CON_ID 20 */ ", packet_length=53, is_com_multi=false, is_next_command=false) at /home/travis/src/sql/sql_parse.cc:1825 #12 0x000000000079b759 in do_command (thd=0x7f61cc00b2d0) at /home/travis/src/sql/sql_parse.cc:1369 #13 0x00000000008f2f73 in do_handle_one_connection (connect=0x350c100) at /home/travis/src/sql/sql_connect.cc:1401 #14 0x00000000008f2cf5 in handle_one_connection (arg=0x350c100) at /home/travis/src/sql/sql_connect.cc:1307 #15 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #16 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #17 0x0000000000000000 in ?? () Thread 3 (Thread 0x7f61f9607700 (LWP 26583)): #0 0x00007f6211982d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000000000e881e3 in os_event::wait (this=0x7f61cc026880) at /home/travis/src/storage/innobase/os/os0event.cc:166 #2 0x0000000000e87bc9 in os_event::wait_low (this=0x7f61cc026880, reset_sig_count=94) at /home/travis/src/storage/innobase/os/os0event.cc:336 #3 0x0000000000e87f99 in os_event_wait_low (event=0x7f61cc026880, reset_sig_count=0) at /home/travis/src/storage/innobase/os/os0event.cc:535 #4 0x0000000000e53980 in lock_wait_suspend_thread (thr=0x7f61bc147fb0) at /home/travis/src/storage/innobase/lock/lock0wait.cc:355 #5 0x0000000000f108ca in row_mysql_handle_errors (new_err=0x7f61f9604ce8, trx=0x7f62100a7938, thr=0x7f61bc147fb0, savept=0x7f61f9604c80) at /home/travis/src/storage/innobase/row/row0mysql.cc:782 #6 0x0000000000f1232e in row_insert_for_mysql (mysql_rec=0x7f61bc12d348 "\376\001 o\026\274a\177", prebuilt=0x7f61bc147708) at /home/travis/src/storage/innobase/row/row0mysql.cc:1495 #7 0x0000000000dba7bd in ha_innobase::write_row (this=0x7f61bc131fe8, record=0x7f61bc12d348 "\376\001 o\026\274a\177") at /home/travis/src/storage/innobase/handler/ha_innodb.cc:8367 #8 0x0000000000a86d2e in handler::ha_write_row (this=0x7f61bc131fe8, buf=0x7f61bc12d348 "\376\001 o\026\274a\177") at /home/travis/src/sql/handler.cc:6196 #9 0x0000000000771e94 in write_record (thd=0x7f61bc00c420, table=0x7f61bc126d30, info=0x7f61f96050f0) at /home/travis/src/sql/sql_insert.cc:1932 #10 0x000000000076f8e5 in mysql_insert (thd=0x7f61bc00c420, table_list=0x7f61bc01f2a0, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=false) at /home/travis/src/sql/sql_insert.cc:1060 #11 0x00000000007a4e31 in mysql_execute_command (thd=0x7f61bc00c420) at /home/travis/src/sql/sql_parse.cc:4697 #12 0x00000000007af65f in mysql_parse (thd=0x7f61bc00c420, rawbuf=0x7f61bc01f0f8 "INSERT INTO t1 (col1,col2,col3,col4) VALUES ( 2, 2 - 1, 2, REPEAT(CAST(2 AS CHAR(1)),@fill_amount)) /* QNO 7135 CON_ID 16 */", length=124, parser_state=0x7f61f9606490, is_com_multi=false, is_next_command=false) at /home/travis/src/sql/sql_parse.cc:7968 #13 0x000000000079cd32 in dispatch_command (command=COM_QUERY, thd=0x7f61bc00c420, packet=0x7f61bc016931 "INSERT INTO t1 (col1,col2,col3,col4) VALUES ( 2, 2 - 1, 2, REPEAT(CAST(2 AS CHAR(1)),@fill_amount)) /* QNO 7135 CON_ID 16 */ ", packet_length=125, is_com_multi=false, is_next_command=false) at /home/travis/src/sql/sql_parse.cc:1825 #14 0x000000000079b759 in do_command (thd=0x7f61bc00c420) at /home/travis/src/sql/sql_parse.cc:1369 #15 0x00000000008f2f73 in do_handle_one_connection (connect=0x350c100) at /home/travis/src/sql/sql_connect.cc:1401 #16 0x00000000008f2cf5 in handle_one_connection (arg=0x350c100) at /home/travis/src/sql/sql_connect.cc:1307 #17 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #18 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #19 0x0000000000000000 in ?? () Thread 2 (Thread 0x7f61f95bd700 (LWP 26585)): #0 0x00007f6211982d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000000000e881e3 in os_event::wait (this=0x7f61bc01ec60) at /home/travis/src/storage/innobase/os/os0event.cc:166 #2 0x0000000000e87bc9 in os_event::wait_low (this=0x7f61bc01ec60, reset_sig_count=249) at /home/travis/src/storage/innobase/os/os0event.cc:336 #3 0x0000000000e87f99 in os_event_wait_low (event=0x7f61bc01ec60, reset_sig_count=0) at /home/travis/src/storage/innobase/os/os0event.cc:535 #4 0x0000000000e53980 in lock_wait_suspend_thread (thr=0x7f61c8117fb8) at /home/travis/src/storage/innobase/lock/lock0wait.cc:355 #5 0x0000000000f108ca in row_mysql_handle_errors (new_err=0x7f61f95b8b54, trx=0x7f62100a85c8, thr=0x7f61c8117fb8, savept=0x0) at /home/travis/src/storage/innobase/row/row0mysql.cc:782 #6 0x0000000000f542c4 in row_search_mvcc (buf=0x7f61c81244e8 "\374\001 x\260\r\310a\177", mode=PAGE_CUR_G, prebuilt=0x7f61c8117818, match_mode=0, direction=1) at /home/travis/src/storage/innobase/row/row0sel.cc:5691 #7 0x0000000000dbe393 in ha_innobase::general_fetch (this=0x7f61c8123cd8, buf=0x7f61c81244e8 "\374\001 x\260\r\310a\177", direction=1, match_mode=0) at /home/travis/src/storage/innobase/handler/ha_innodb.cc:9943 #8 0x0000000000dbe987 in ha_innobase::rnd_next (this=0x7f61c8123cd8, buf=0x7f61c81244e8 "\374\001 x\260\r\310a\177") at /home/travis/src/storage/innobase/handler/ha_innodb.cc:10156 #9 0x0000000000a7d996 in handler::ha_rnd_next (this=0x7f61c8123cd8, buf=0x7f61c81244e8 "\374\001 x\260\r\310a\177") at /home/travis/src/sql/handler.cc:2723 #10 0x0000000000bf53b8 in rr_sequential (info=0x7f61f95b92e0) at /home/travis/src/sql/records.cc:485 #11 0x0000000000716625 in READ_RECORD::read_record (this=0x7f61f95b92e0) at /home/travis/src/sql/records.h:73 #12 0x0000000000891e37 in mysql_update (thd=0x7f61c8000d90, table_list=0x7f61c8087ef8, fields=..., values=..., conds=0x0, order_num=0, order=0x0, limit=18446744073709551612, handle_duplicates=DUP_ERROR, ignore=false, found_return=0x7f61f95b9a28, updated_return=0x7f61f95b9a30) at /home/travis/src/sql/sql_update.cc:809 #13 0x00000000007a4773 in mysql_execute_command (thd=0x7f61c8000d90) at /home/travis/src/sql/sql_parse.cc:4551 #14 0x0000000000c05f22 in sp_instr_stmt::exec_core (this=0x7f61c8088778, thd=0x7f61c8000d90, nextp=0x7f61f95bac40) at /home/travis/src/sql/sp_head.cc:3405 #15 0x0000000000c053a0 in sp_lex_keeper::reset_lex_and_exec_core (this=0x7f61c80887c0, thd=0x7f61c8000d90, nextp=0x7f61f95bac40, open_tables=false, instr=0x7f61c8088778) at /home/travis/src/sql/sp_head.cc:3121 #16 0x0000000000c05b17 in sp_instr_stmt::execute (this=0x7f61c8088778, thd=0x7f61c8000d90, nextp=0x7f61f95bac40) at /home/travis/src/sql/sp_head.cc:3308 #17 0x0000000000bffca5 in sp_head::execute (this=0x7f61c8087088, thd=0x7f61c8000d90, merge_da_on_success=false) at /home/travis/src/sql/sp_head.cc:1220 #18 0x0000000000c00dbf in sp_head::execute_trigger (this=0x7f61c8087088, thd=0x7f61c8000d90, db_name=0x7f61c8135db8, table_name=0x7f61c8135dc8, grant_info=0x7f61c8123920) at /home/travis/src/sql/sp_head.cc:1635 #19 0x0000000000883aa6 in Table_triggers_list::process_triggers (this=0x7f61c810b858, thd=0x7f61c8000d90, event=TRG_EVENT_INSERT, time_type=TRG_ACTION_BEFORE, old_row_is_record1=true) at /home/travis/src/sql/sql_trigger.cc:2195 #20 0x000000000072d88e in fill_record_n_invoke_before_triggers (thd=0x7f61c8000d90, table=0x7f61c812eb80, ptr=0x7f61c80da9f8, values=..., ignore_errors=false, event=TRG_EVENT_INSERT) at /home/travis/src/sql/sql_base.cc:8452 #21 0x000000000076f63a in mysql_insert (thd=0x7f61c8000d90, table_list=0x7f61c8013b68, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=false) at /home/travis/src/sql/sql_insert.cc:1005 #22 0x00000000007a4e31 in mysql_execute_command (thd=0x7f61c8000d90) at /home/travis/src/sql/sql_parse.cc:4697 #23 0x00000000007af65f in mysql_parse (thd=0x7f61c8000d90, rawbuf=0x7f61c80139f8 "INSERT INTO trigger26584 VALUES (1) /* TRANSFORM_OUTCOME_ANY */ /* QNO 7524 CON_ID 17 */", length=88, parser_state=0x7f61f95bc490, is_com_multi=false, is_next_command=false) at /home/travis/src/sql/sql_parse.cc:7968 #24 0x000000000079cd32 in dispatch_command (command=COM_QUERY, thd=0x7f61c8000d90, packet=0x7f61c800b231 "INSERT INTO trigger26584 VALUES (1) /* TRANSFORM_OUTCOME_ANY */ /* QNO 7524 CON_ID 17 */ ", packet_length=89, is_com_multi=false, is_next_command=false) at /home/travis/src/sql/sql_parse.cc:1825 #25 0x000000000079b759 in do_command (thd=0x7f61c8000d90) at /home/travis/src/sql/sql_parse.cc:1369 #26 0x00000000008f2f73 in do_handle_one_connection (connect=0x3f0ed50) at /home/travis/src/sql/sql_connect.cc:1401 #27 0x00000000008f2cf5 in handle_one_connection (arg=0x3f0ed50) at /home/travis/src/sql/sql_connect.cc:1307 #28 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #29 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #30 0x0000000000000000 in ?? () Thread 1 (Thread 0x7f61f9651700 (LWP 26577)): #0 0x00007f6211983f8c in pthread_kill () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x0000000001247c17 in my_write_core (sig=6) at /home/travis/src/mysys/stacktrace.c:481 #2 0x0000000000a76984 in handle_fatal_signal (sig=6) at /home/travis/src/sql/signal_handler.cc:305 #3 #4 0x00007f6210dda035 in raise () from /lib/x86_64-linux-gnu/libc.so.6 #5 0x00007f6210ddd79b in abort () from /lib/x86_64-linux-gnu/libc.so.6 #6 0x0000000000ff3163 in ut_dbg_assertion_failed (expr=0x1543118 "!cursor->index->is_committed()", file=0x1542ff8 "/home/travis/src/storage/innobase/row/row0ins.cc", line=274) at /home/travis/src/storage/innobase/ut/ut0dbg.cc:61 #7 0x0000000000ee92fc in row_ins_sec_index_entry_by_modify (flags=0, mode=2, cursor=0x7f61f964dc20, offsets=0x7f61f964dce8, offsets_heap=0x7f61b01cf1e0, heap=0x7f61b01da6d0, entry=0x7f61b0091e70, thr=0x7f61c80fec88, mtr=0x7f61f964dd40) at /home/travis/src/storage/innobase/row/row0ins.cc:274 #8 0x0000000000ef0690 in row_ins_sec_index_entry_low (flags=0, mode=2, index=0x7f61c8136098, offsets_heap=0x7f61b01cf1e0, heap=0x7f61b01da6d0, entry=0x7f61b0091e70, trx_id=0, thr=0x7f61c80fec88, dup_chk_only=false) at /home/travis/src/storage/innobase/row/row0ins.cc:3134 #9 0x0000000000ef0ef1 in row_ins_sec_index_entry (index=0x7f61c8136098, entry=0x7f61b0091e70, thr=0x7f61c80fec88, dup_chk_only=false) at /home/travis/src/storage/innobase/row/row0ins.cc:3314 #10 0x0000000000ef1080 in row_ins_index_entry (index=0x7f61c8136098, entry=0x7f61b0091e70, thr=0x7f61c80fec88) at /home/travis/src/storage/innobase/row/row0ins.cc:3360 #11 0x0000000000ef1616 in row_ins_index_entry_step (node=0x7f61c80fe9b8, thr=0x7f61c80fec88) at /home/travis/src/storage/innobase/row/row0ins.cc:3508 #12 0x0000000000ef19f7 in row_ins (node=0x7f61c80fe9b8, thr=0x7f61c80fec88) at /home/travis/src/storage/innobase/row/row0ins.cc:3650 #13 0x0000000000ef229e in row_ins_step (thr=0x7f61c80fec88) at /home/travis/src/storage/innobase/row/row0ins.cc:3907 #14 0x0000000000f122b9 in row_insert_for_mysql (mysql_rec=0x7f61c80cadd8 "\376\001 @\264\a\260a\177", prebuilt=0x7f61c80fdce8) at /home/travis/src/storage/innobase/row/row0mysql.cc:1481 #15 0x0000000000dba7bd in ha_innobase::write_row (this=0x7f61c80ef1d8, record=0x7f61c80cadd8 "\376\001 @\264\a\260a\177") at /home/travis/src/storage/innobase/handler/ha_innodb.cc:8367 #16 0x0000000000a86d2e in handler::ha_write_row (this=0x7f61c80ef1d8, buf=0x7f61c80cadd8 "\376\001 @\264\a\260a\177") at /home/travis/src/sql/handler.cc:6196 #17 0x0000000000771e94 in write_record (thd=0x7f61b0000c00, table=0x7f61c80d5320, info=0x7f61f964f0f0) at /home/travis/src/sql/sql_insert.cc:1932 #18 0x000000000076f8e5 in mysql_insert (thd=0x7f61b0000c00, table_list=0x7f61b0015c90, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=false) at /home/travis/src/sql/sql_insert.cc:1060 #19 0x00000000007a4e31 in mysql_execute_command (thd=0x7f61b0000c00) at /home/travis/src/sql/sql_parse.cc:4697 #20 0x00000000007af65f in mysql_parse (thd=0x7f61b0000c00, rawbuf=0x7f61b0015ae8 "INSERT INTO t1 (col1,col2,col3,col4) VALUES ( 4, 4 - 1, 4, REPEAT(CAST(4 AS CHAR(1)),@fill_amount)) /* QNO 6953 CON_ID 15 */", length=124, parser_state=0x7f61f9650490, is_com_multi=false, is_next_command=false) at /home/travis/src/sql/sql_parse.cc:7968 #21 0x000000000079cd32 in dispatch_command (command=COM_QUERY, thd=0x7f61b0000c00, packet=0x7f61b001c3f1 "INSERT INTO t1 (col1,col2,col3,col4) VALUES ( 4, 4 - 1, 4, REPEAT(CAST(4 AS CHAR(1)),@fill_amount)) /* QNO 6953 CON_ID 15 */ ", packet_length=125, is_com_multi=false, is_next_command=false) at /home/travis/src/sql/sql_parse.cc:1825 #22 0x000000000079b759 in do_command (thd=0x7f61b0000c00) at /home/travis/src/sql/sql_parse.cc:1369 #23 0x00000000008f2f73 in do_handle_one_connection (connect=0x350c100) at /home/travis/src/sql/sql_connect.cc:1401 #24 0x00000000008f2cf5 in handle_one_connection (arg=0x350c100) at /home/travis/src/sql/sql_connect.cc:1307 #25 0x00007f621197ee9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #26 0x00007f6210e9a2ed in clone () from /lib/x86_64-linux-gnu/libc.so.6 #27 0x0000000000000000 in ?? ()