PID: 23106 (mysqld) UID: 27 (mysql) GID: 27 (mysql) Signal: 11 (SEGV) Timestamp: Mon 2019-06-17 18:33:10 EEST (28min ago) Command Line: /usr/libexec/mysqld --basedir=/usr Executable: /usr/libexec/mysqld Control Group: /system.slice/mariadb.service Unit: mariadb.service Slice: system.slice Boot ID: 07ff5f3194684da9901198bf3b043054 Machine ID: 1ee6ea7c72494fa4959829cf1ef40ef1 Hostname: rhel8-test.it.helsinki.fi Storage: /var/lib/systemd/coredump/core.mysqld.27.07ff5f3194684da9901198bf3b043054.23106.1560785590000000.lz4 Message: Process 23106 (mysqld) of user 27 dumped core. Stack trace of thread 23106: #0 0x00007f1c8d1017e1 __poll (libc.so.6) #1 0x0000561569f7f10f _Z26handle_connections_socketsv (mysqld) #2 0x0000561569f80534 _Z11mysqld_mainiPPc (mysqld) #3 0x00007f1c8d033813 __libc_start_main (libc.so.6) #4 0x0000561569f7265e _start (mysqld) Stack trace of thread 23108: #0 0x00007f1c8f1d77da pthread_cond_timedwait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x000056156a7301a3 timer_handler (mysqld) #2 0x00007f1c8f1d12de start_thread (libpthread.so.0) #3 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23109: #0 0x00007f1c8edafa18 __io_getevents_0_4 (libaio.so.1) #1 0x000056156a41580b _ZN15LinuxAIOHandler7collectEv (mysqld) #2 0x000056156a415c05 _ZN15LinuxAIOHandler4pollEPP10fil_node_tPPvP9IORequest (mysqld) #3 0x000056156a419773 _Z14os_aio_handlermPP10fil_node_tPPvP9IORequest (mysqld) #4 0x000056156a573c5c _Z12fil_aio_waitm (mysqld) #5 0x000056156a4a0e08 io_handler_thread (mysqld) #6 0x00007f1c8f1d12de start_thread (libpthread.so.0) #7 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23110: #0 0x00007f1c8edafa18 __io_getevents_0_4 (libaio.so.1) #1 0x000056156a41580b _ZN15LinuxAIOHandler7collectEv (mysqld) #2 0x000056156a415c05 _ZN15LinuxAIOHandler4pollEPP10fil_node_tPPvP9IORequest (mysqld) #3 0x000056156a419773 _Z14os_aio_handlermPP10fil_node_tPPvP9IORequest (mysqld) #4 0x000056156a573c5c _Z12fil_aio_waitm (mysqld) #5 0x000056156a4a0e08 io_handler_thread (mysqld) #6 0x00007f1c8f1d12de start_thread (libpthread.so.0) #7 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23111: #0 0x00007f1c8edafa18 __io_getevents_0_4 (libaio.so.1) #1 0x000056156a41580b _ZN15LinuxAIOHandler7collectEv (mysqld) #2 0x000056156a415c05 _ZN15LinuxAIOHandler4pollEPP10fil_node_tPPvP9IORequest (mysqld) #3 0x000056156a419773 _Z14os_aio_handlermPP10fil_node_tPPvP9IORequest (mysqld) #4 0x000056156a573c5c _Z12fil_aio_waitm (mysqld) #5 0x000056156a4a0e08 io_handler_thread (mysqld) #6 0x00007f1c8f1d12de start_thread (libpthread.so.0) #7 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23112: #0 0x00007f1c8edafa18 __io_getevents_0_4 (libaio.so.1) #1 0x000056156a41580b _ZN15LinuxAIOHandler7collectEv (mysqld) #2 0x000056156a415c05 _ZN15LinuxAIOHandler4pollEPP10fil_node_tPPvP9IORequest (mysqld) #3 0x000056156a419773 _Z14os_aio_handlermPP10fil_node_tPPvP9IORequest (mysqld) #4 0x000056156a573c5c _Z12fil_aio_waitm (mysqld) #5 0x000056156a4a0e08 io_handler_thread (mysqld) #6 0x00007f1c8f1d12de start_thread (libpthread.so.0) #7 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23113: #0 0x00007f1c8edafa18 __io_getevents_0_4 (libaio.so.1) #1 0x000056156a41580b _ZN15LinuxAIOHandler7collectEv (mysqld) #2 0x000056156a415c05 _ZN15LinuxAIOHandler4pollEPP10fil_node_tPPvP9IORequest (mysqld) #3 0x000056156a419773 _Z14os_aio_handlermPP10fil_node_tPPvP9IORequest (mysqld) #4 0x000056156a573c5c _Z12fil_aio_waitm (mysqld) #5 0x000056156a4a0e08 io_handler_thread (mysqld) #6 0x00007f1c8f1d12de start_thread (libpthread.so.0) #7 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23114: #0 0x00007f1c8edafa18 __io_getevents_0_4 (libaio.so.1) #1 0x000056156a41580b _ZN15LinuxAIOHandler7collectEv (mysqld) #2 0x000056156a415c05 _ZN15LinuxAIOHandler4pollEPP10fil_node_tPPvP9IORequest (mysqld) #3 0x000056156a419773 _Z14os_aio_handlermPP10fil_node_tPPvP9IORequest (mysqld) #4 0x000056156a573c5c _Z12fil_aio_waitm (mysqld) #5 0x000056156a4a0e08 io_handler_thread (mysqld) #6 0x00007f1c8f1d12de start_thread (libpthread.so.0) #7 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23115: #0 0x00007f1c8edafa18 __io_getevents_0_4 (libaio.so.1) #1 0x000056156a41580b _ZN15LinuxAIOHandler7collectEv (mysqld) #2 0x000056156a415c05 _ZN15LinuxAIOHandler4pollEPP10fil_node_tPPvP9IORequest (mysqld) #3 0x000056156a419773 _Z14os_aio_handlermPP10fil_node_tPPvP9IORequest (mysqld) #4 0x000056156a573c5c _Z12fil_aio_waitm (mysqld) #5 0x000056156a4a0e08 io_handler_thread (mysqld) #6 0x00007f1c8f1d12de start_thread (libpthread.so.0) #7 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23116: #0 0x00007f1c8edafa18 __io_getevents_0_4 (libaio.so.1) #1 0x000056156a41580b _ZN15LinuxAIOHandler7collectEv (mysqld) #2 0x000056156a415c05 _ZN15LinuxAIOHandler4pollEPP10fil_node_tPPvP9IORequest (mysqld) #3 0x000056156a419773 _Z14os_aio_handlermPP10fil_node_tPPvP9IORequest (mysqld) #4 0x000056156a573c5c _Z12fil_aio_waitm (mysqld) #5 0x000056156a4a0e08 io_handler_thread (mysqld) #6 0x00007f1c8f1d12de start_thread (libpthread.so.0) #7 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23117: #0 0x00007f1c8edafa18 __io_getevents_0_4 (libaio.so.1) #1 0x000056156a41580b _ZN15LinuxAIOHandler7collectEv (mysqld) #2 0x000056156a415c05 _ZN15LinuxAIOHandler4pollEPP10fil_node_tPPvP9IORequest (mysqld) #3 0x000056156a419773 _Z14os_aio_handlermPP10fil_node_tPPvP9IORequest (mysqld) #4 0x000056156a573c5c _Z12fil_aio_waitm (mysqld) #5 0x000056156a4a0e08 io_handler_thread (mysqld) #6 0x00007f1c8f1d12de start_thread (libpthread.so.0) #7 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23118: #0 0x00007f1c8edafa18 __io_getevents_0_4 (libaio.so.1) #1 0x000056156a41580b _ZN15LinuxAIOHandler7collectEv (mysqld) #2 0x000056156a415c05 _ZN15LinuxAIOHandler4pollEPP10fil_node_tPPvP9IORequest (mysqld) #3 0x000056156a419773 _Z14os_aio_handlermPP10fil_node_tPPvP9IORequest (mysqld) #4 0x000056156a573c5c _Z12fil_aio_waitm (mysqld) #5 0x000056156a4a0e08 io_handler_thread (mysqld) #6 0x00007f1c8f1d12de start_thread (libpthread.so.0) #7 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23119: #0 0x00007f1c8f1d77da pthread_cond_timedwait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x000056156a41ab16 _ZN8os_event10timed_waitEPK8timespec (mysqld) #2 0x000056156a41ac81 _ZN8os_event13wait_time_lowEml (mysqld) #3 0x0000561569f46fd2 buf_flush_page_cleaner_coordinator.cold.148 (mysqld) #4 0x00007f1c8f1d12de start_thread (libpthread.so.0) #5 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23123: #0 0x00007f1c8f1d77da pthread_cond_timedwait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x000056156a41ab16 _ZN8os_event10timed_waitEPK8timespec (mysqld) #2 0x000056156a41ac81 _ZN8os_event13wait_time_lowEml (mysqld) #3 0x000056156a3f7cdc lock_wait_timeout_thread (mysqld) #4 0x00007f1c8f1d12de start_thread (libpthread.so.0) #5 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23124: #0 0x00007f1c8f1d77da pthread_cond_timedwait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x000056156a41ab16 _ZN8os_event10timed_waitEPK8timespec (mysqld) #2 0x000056156a41ac81 _ZN8os_event13wait_time_lowEml (mysqld) #3 0x000056156a49bccf srv_error_monitor_thread (mysqld) #4 0x00007f1c8f1d12de start_thread (libpthread.so.0) #5 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23125: #0 0x00007f1c8f1d77da pthread_cond_timedwait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x000056156a41ab16 _ZN8os_event10timed_waitEPK8timespec (mysqld) #2 0x000056156a41ac81 _ZN8os_event13wait_time_lowEml (mysqld) #3 0x000056156a49fd90 srv_monitor_thread (mysqld) #4 0x00007f1c8f1d12de start_thread (libpthread.so.0) #5 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23126: #0 0x00007f1c8f1d77da pthread_cond_timedwait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x000056156a41ab16 _ZN8os_event10timed_waitEPK8timespec (mysqld) #2 0x000056156a41ac81 _ZN8os_event13wait_time_lowEml (mysqld) #3 0x000056156a568132 dict_stats_thread (mysqld) #4 0x00007f1c8f1d12de start_thread (libpthread.so.0) #5 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23127: #0 0x00007f1c8f1d77da pthread_cond_timedwait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x000056156a41ab16 _ZN8os_event10timed_waitEPK8timespec (mysqld) #2 0x000056156a41ac81 _ZN8os_event13wait_time_lowEml (mysqld) #3 0x000056156a4dcbc3 _Z19ib_wqueue_timedwaitP11ib_wqueue_tl (mysqld) #4 0x000056156a5a40e3 _ZL19fts_optimize_threadPv (mysqld) #5 0x00007f1c8f1d12de start_thread (libpthread.so.0) #6 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23128: #0 0x00007f1c8f1db210 __nanosleep (libpthread.so.0) #1 0x000056156a41b0e3 _Z15os_thread_sleepm (mysqld) #2 0x000056156a49cb28 srv_master_thread (mysqld) #3 0x00007f1c8f1d12de start_thread (libpthread.so.0) #4 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23129: #0 0x00007f1c8f1d748c pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x000056156a41abd9 _ZN8os_event8wait_lowEl (mysqld) #2 0x000056156a49e952 srv_purge_coordinator_thread (mysqld) #3 0x00007f1c8f1d12de start_thread (libpthread.so.0) #4 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23130: #0 0x00007f1c8f1d748c pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x000056156a41abd9 _ZN8os_event8wait_lowEl (mysqld) #2 0x000056156a49d7ff srv_worker_thread (mysqld) #3 0x00007f1c8f1d12de start_thread (libpthread.so.0) #4 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23131: #0 0x00007f1c8f1d748c pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x000056156a41abd9 _ZN8os_event8wait_lowEl (mysqld) #2 0x000056156a49d7ff srv_worker_thread (mysqld) #3 0x00007f1c8f1d12de start_thread (libpthread.so.0) #4 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23132: #0 0x00007f1c8f1d748c pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x000056156a41abd9 _ZN8os_event8wait_lowEl (mysqld) #2 0x000056156a49d7ff srv_worker_thread (mysqld) #3 0x00007f1c8f1d12de start_thread (libpthread.so.0) #4 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23196: #0 0x00007f1c8f1d748c pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x000056156a41abd9 _ZN8os_event8wait_lowEl (mysqld) #2 0x000056156a521edb buf_dump_thread (mysqld) #3 0x00007f1c8f1d12de start_thread (libpthread.so.0) #4 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23197: #0 0x00007f1c8f1db210 __nanosleep (libpthread.so.0) #1 0x000056156a41b0e3 _Z15os_thread_sleepm (mysqld) #2 0x000056156a50eeea btr_defragment_thread (mysqld) #3 0x00007f1c8f1d12de start_thread (libpthread.so.0) #4 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23198: #0 0x00007f1c8f1d748c pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x000056156a41abd9 _ZN8os_event8wait_lowEl (mysqld) #2 0x000056156a51bc4c buf_resize_thread (mysqld) #3 0x00007f1c8f1d12de start_thread (libpthread.so.0) #4 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23199: #0 0x00007f1c8f1d748c pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x000056156a3a1158 thd_destructor_proxy (mysqld) #2 0x00007f1c8f1d12de start_thread (libpthread.so.0) #3 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23201: #0 0x00007f1c8f1d77da pthread_cond_timedwait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x000056156a60d1a1 my_service_thread_sleep (mysqld) #2 0x000056156a6056c1 ma_checkpoint_background (mysqld) #3 0x00007f1c8f1d12de start_thread (libpthread.so.0) #4 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23206: #0 0x00007f1c8d04870c __sigtimedwait (libc.so.6) #1 0x00007f1c8f1db90c sigwait (libpthread.so.0) #2 0x0000561569f758c3 signal_hand (mysqld) #3 0x00007f1c8f1d12de start_thread (libpthread.so.0) #4 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 23207: #0 0x00007f1c8f1d748c pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x0000561569f954ae handle_slave_background (mysqld) #2 0x00007f1c8f1d12de start_thread (libpthread.so.0) #3 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 41158: #0 0x00007f1c8d1017e1 __poll (libc.so.6) #1 0x000056156a77d28e vio_io_wait (mysqld) #2 0x000056156a77d453 vio_socket_io_wait (mysqld) #3 0x000056156a77d565 vio_read (mysqld) #4 0x0000561569f818e3 _ZL12my_real_readP6st_netPmc (mysqld) #5 0x0000561569f82bc0 my_net_read_packet_reallen (mysqld) #6 0x0000561569f82cf0 my_net_read_packet (mysqld) #7 0x000056156a03cfff _Z10do_commandP3THD (mysqld) #8 0x000056156a1165b2 _Z24do_handle_one_connectionP7CONNECT (mysqld) #9 0x000056156a1167c1 handle_one_connection (mysqld) #10 0x00007f1c8f1d12de start_thread (libpthread.so.0) #11 0x00007f1c8d10ca63 __clone (libc.so.6) Stack trace of thread 41164: #0 0x000056156a0ed1b7 _Z17calculate_key_lenP5TABLEjPKhm (mysqld) #1 0x000056156a07b26c _ZL20join_read_always_keyP13st_join_table (mysqld) #2 0x000056156a06a69e _Z10sub_selectP4JOINP13st_join_tableb (mysqld) #3 0x000056156a05fee6 _ZL20evaluate_join_recordP4JOINP13st_join_tablei (mysqld) #4 0x000056156a06a6b7 _Z10sub_selectP4JOINP13st_join_tableb (mysqld) #5 0x000056156a08d1d6 _ZN4JOIN10exec_innerEv (mysqld) #6 0x000056156a08d407 _ZN4JOIN4execEv (mysqld) #7 0x000056156a08d553 _Z12mysql_selectP3THDP10TABLE_LISTjR4ListI4ItemEPS4_jP8st_orderS9_S7_S9_yP13select_resultP18st_select_lex_unitP13st_select_lex (mysqld) #8 0x000056156a08de75 _Z13handle_selectP3THDP3LEXP13select_resultm (mysqld) #9 0x000056156a02a13c _ZL21execute_sqlcom_selectP3THDP10TABLE_LIST (mysqld) #10 0x000056156a037350 _Z21mysql_execute_commandP3THD (mysqld) #11 0x000056156a039586 _Z11mysql_parseP3THDPcjP12Parser_statebb (mysqld) #12 0x000056156a03c432 _Z16dispatch_command19enum_server_commandP3THDPcjbb (mysqld) #13 0x000056156a03d0d8 _Z10do_commandP3THD (mysqld) #14 0x000056156a1165b2 _Z24do_handle_one_connectionP7CONNECT (mysqld) #15 0x000056156a1167c1 handle_one_connection (mysqld) #16 0x00007f1c8f1d12de start_thread (libpthread.so.0) #17 0x00007f1c8d10ca63 __clone (libc.so.6)