[New LWP 7490] [New LWP 7444] [New LWP 7453] [New LWP 7457] [New LWP 7451] [New LWP 7442] [New LWP 7465] [New LWP 7441] [New LWP 7466] [New LWP 7443] [New LWP 7467] [New LWP 7450] [New LWP 7469] [New LWP 9480] [New LWP 7471] [New LWP 7446] [New LWP 7448] [New LWP 7447] [New LWP 7452] [New LWP 7455] [New LWP 7445] [New LWP 7460] [New LWP 7456] [New LWP 7449] [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". Core was generated by `/home/elenst/git/10.3/sql/mysqld --no-defaults --basedir=/home/elenst/git/10.3'. Program terminated with signal SIGABRT, Aborted. #0 0x00007f9d104a759f in pthread_kill () from /lib/x86_64-linux-gnu/libpthread.so.0 [Current thread is 1 (Thread 0x7f9cf00b5700 (LWP 7490))] Thread 24 (Thread 0x7f9cf4952700 (LWP 7449)): #0 0x00007f9d113b964a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x000055fd5f07b46e in LinuxAIOHandler::collect (this=0x7f9cf4951c20) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:1893 #2 0x000055fd5f07b9be in LinuxAIOHandler::poll (this=0x7f9cf4951c20, m1=0x7f9cf4951cc8, m2=0x7f9cf4951cd0, request=0x7f9cf4951d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2038 #3 0x000055fd5f07bb36 in os_aio_linux_handler (global_segment=6, m1=0x7f9cf4951cc8, m2=0x7f9cf4951cd0, request=0x7f9cf4951d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2092 #4 0x000055fd5f0809ae in os_aio_handler (segment=6, m1=0x7f9cf4951cc8, m2=0x7f9cf4951cd0, request=0x7f9cf4951d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:5720 #5 0x000055fd5f3079be in fil_aio_wait (segment=6) at /home/elenst/git/10.3/storage/innobase/fil/fil0fil.cc:5290 #6 0x000055fd5f193220 in io_handler_thread (arg=0x55fd60246e10 ) at /home/elenst/git/10.3/storage/innobase/srv/srv0start.cc:340 #7 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 23 (Thread 0x7f9cf194c700 (LWP 7456)): #0 0x00007f9d104a6709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000055fd5f0883ac in os_event::timed_wait (this=0x55fd61d0b070, abstime=0x7f9cf194bcc0) at /home/elenst/git/10.3/storage/innobase/os/os0event.cc:286 #2 0x000055fd5f0886c9 in os_event::wait_time_low (this=0x55fd61d0b070, time_in_usec=1000000, reset_sig_count=1) at /home/elenst/git/10.3/storage/innobase/os/os0event.cc:413 #3 0x000055fd5f0888a7 in os_event_wait_time_low (event=0x55fd61d0b070, time_in_usec=1000000, reset_sig_count=1) at /home/elenst/git/10.3/storage/innobase/os/os0event.cc:518 #4 0x000055fd5f18e4d7 in srv_error_monitor_thread () at /home/elenst/git/10.3/storage/innobase/srv/srv0srv.cc:1904 #5 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 22 (Thread 0x7f9ceb7fe700 (LWP 7460)): #0 0x00007f9d104a9c1d in nanosleep () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000055fd5f088e1a in os_thread_sleep (tm=1000000) at /home/elenst/git/10.3/storage/innobase/os/os0thread.cc:230 #2 0x000055fd5f18f83e in srv_master_sleep () at /home/elenst/git/10.3/storage/innobase/srv/srv0srv.cc:2393 #3 0x000055fd5f18f98c in srv_master_thread (arg=0x0) at /home/elenst/git/10.3/storage/innobase/srv/srv0srv.cc:2438 #4 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 21 (Thread 0x7f9cf6956700 (LWP 7445)): #0 0x00007f9d113b964a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x000055fd5f07b46e in LinuxAIOHandler::collect (this=0x7f9cf6955c20) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:1893 #2 0x000055fd5f07b9be in LinuxAIOHandler::poll (this=0x7f9cf6955c20, m1=0x7f9cf6955cc8, m2=0x7f9cf6955cd0, request=0x7f9cf6955d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2038 #3 0x000055fd5f07bb36 in os_aio_linux_handler (global_segment=2, m1=0x7f9cf6955cc8, m2=0x7f9cf6955cd0, request=0x7f9cf6955d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2092 #4 0x000055fd5f0809ae in os_aio_handler (segment=2, m1=0x7f9cf6955cc8, m2=0x7f9cf6955cd0, request=0x7f9cf6955d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:5720 #5 0x000055fd5f3079be in fil_aio_wait (segment=2) at /home/elenst/git/10.3/storage/innobase/fil/fil0fil.cc:5290 #6 0x000055fd5f193220 in io_handler_thread (arg=0x55fd60246df0 ) at /home/elenst/git/10.3/storage/innobase/srv/srv0start.cc:340 #7 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 20 (Thread 0x7f9cf214d700 (LWP 7455)): #0 0x00007f9d104a6709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000055fd5f0883ac in os_event::timed_wait (this=0x55fd622a8430, abstime=0x7f9cf214ce80) at /home/elenst/git/10.3/storage/innobase/os/os0event.cc:286 #2 0x000055fd5f0886c9 in os_event::wait_time_low (this=0x55fd622a8430, time_in_usec=1000000, reset_sig_count=1) at /home/elenst/git/10.3/storage/innobase/os/os0event.cc:413 #3 0x000055fd5f0888a7 in os_event_wait_time_low (event=0x55fd622a8430, time_in_usec=1000000, reset_sig_count=1) at /home/elenst/git/10.3/storage/innobase/os/os0event.cc:518 #4 0x000055fd5f05304b in lock_wait_timeout_thread () at /home/elenst/git/10.3/storage/innobase/lock/lock0wait.cc:547 #5 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 19 (Thread 0x7f9cf314f700 (LWP 7452)): #0 0x00007f9d113b964a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x000055fd5f07b46e in LinuxAIOHandler::collect (this=0x7f9cf314ec20) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:1893 #2 0x000055fd5f07b9be in LinuxAIOHandler::poll (this=0x7f9cf314ec20, m1=0x7f9cf314ecc8, m2=0x7f9cf314ecd0, request=0x7f9cf314ed00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2038 #3 0x000055fd5f07bb36 in os_aio_linux_handler (global_segment=9, m1=0x7f9cf314ecc8, m2=0x7f9cf314ecd0, request=0x7f9cf314ed00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2092 #4 0x000055fd5f0809ae in os_aio_handler (segment=9, m1=0x7f9cf314ecc8, m2=0x7f9cf314ecd0, request=0x7f9cf314ed00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:5720 #5 0x000055fd5f3079be in fil_aio_wait (segment=9) at /home/elenst/git/10.3/storage/innobase/fil/fil0fil.cc:5290 #6 0x000055fd5f193220 in io_handler_thread (arg=0x55fd60246e28 ) at /home/elenst/git/10.3/storage/innobase/srv/srv0start.cc:340 #7 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 18 (Thread 0x7f9cf5954700 (LWP 7447)): #0 0x00007f9d113b964a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x000055fd5f07b46e in LinuxAIOHandler::collect (this=0x7f9cf5953c20) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:1893 #2 0x000055fd5f07b9be in LinuxAIOHandler::poll (this=0x7f9cf5953c20, m1=0x7f9cf5953cc8, m2=0x7f9cf5953cd0, request=0x7f9cf5953d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2038 #3 0x000055fd5f07bb36 in os_aio_linux_handler (global_segment=4, m1=0x7f9cf5953cc8, m2=0x7f9cf5953cd0, request=0x7f9cf5953d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2092 #4 0x000055fd5f0809ae in os_aio_handler (segment=4, m1=0x7f9cf5953cc8, m2=0x7f9cf5953cd0, request=0x7f9cf5953d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:5720 #5 0x000055fd5f3079be in fil_aio_wait (segment=4) at /home/elenst/git/10.3/storage/innobase/fil/fil0fil.cc:5290 #6 0x000055fd5f193220 in io_handler_thread (arg=0x55fd60246e00 ) at /home/elenst/git/10.3/storage/innobase/srv/srv0start.cc:340 #7 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 17 (Thread 0x7f9cf5153700 (LWP 7448)): #0 0x00007f9d113b964a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x000055fd5f07b46e in LinuxAIOHandler::collect (this=0x7f9cf5152c20) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:1893 #2 0x000055fd5f07b9be in LinuxAIOHandler::poll (this=0x7f9cf5152c20, m1=0x7f9cf5152cc8, m2=0x7f9cf5152cd0, request=0x7f9cf5152d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2038 #3 0x000055fd5f07bb36 in os_aio_linux_handler (global_segment=5, m1=0x7f9cf5152cc8, m2=0x7f9cf5152cd0, request=0x7f9cf5152d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2092 #4 0x000055fd5f0809ae in os_aio_handler (segment=5, m1=0x7f9cf5152cc8, m2=0x7f9cf5152cd0, request=0x7f9cf5152d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:5720 #5 0x000055fd5f3079be in fil_aio_wait (segment=5) at /home/elenst/git/10.3/storage/innobase/fil/fil0fil.cc:5290 #6 0x000055fd5f193220 in io_handler_thread (arg=0x55fd60246e08 ) at /home/elenst/git/10.3/storage/innobase/srv/srv0start.cc:340 #7 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 16 (Thread 0x7f9cf6155700 (LWP 7446)): #0 0x00007f9d113b964a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x000055fd5f07b46e in LinuxAIOHandler::collect (this=0x7f9cf6154c20) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:1893 #2 0x000055fd5f07b9be in LinuxAIOHandler::poll (this=0x7f9cf6154c20, m1=0x7f9cf6154cc8, m2=0x7f9cf6154cd0, request=0x7f9cf6154d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2038 #3 0x000055fd5f07bb36 in os_aio_linux_handler (global_segment=3, m1=0x7f9cf6154cc8, m2=0x7f9cf6154cd0, request=0x7f9cf6154d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2092 #4 0x000055fd5f0809ae in os_aio_handler (segment=3, m1=0x7f9cf6154cc8, m2=0x7f9cf6154cd0, request=0x7f9cf6154d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:5720 #5 0x000055fd5f3079be in fil_aio_wait (segment=3) at /home/elenst/git/10.3/storage/innobase/fil/fil0fil.cc:5290 #6 0x000055fd5f193220 in io_handler_thread (arg=0x55fd60246df8 ) at /home/elenst/git/10.3/storage/innobase/srv/srv0start.cc:340 #7 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 15 (Thread 0x7f9d0d17e700 (LWP 7471)): #0 0x00007f9d104aa156 in sigwait () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000055fd5e9c19d9 in signal_hand (arg=0x0) at /home/elenst/git/10.3/sql/mysqld.cc:3537 #2 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #3 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 14 (Thread 0x7f9cf006b700 (LWP 9480)): #0 0x00007f9d0f92b9e3 in select () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x000055fd5f56b517 in my_sleep (m_seconds=20000) at /home/elenst/git/10.3/mysys/my_sleep.c:29 #2 0x000055fd5e9bdf10 in close_connections () at /home/elenst/git/10.3/sql/mysqld.cc:1772 #3 0x000055fd5e9be7d8 in kill_server (sig_ptr=0x0) at /home/elenst/git/10.3/sql/mysqld.cc:2020 #4 0x000055fd5e9be853 in kill_server_thread (arg=0x7f9d0d17de50) at /home/elenst/git/10.3/sql/mysqld.cc:2052 #5 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 13 (Thread 0x7f9cde7fc700 (LWP 7469)): #0 0x00007f9d104a6709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000055fd5f575053 in safe_cond_timedwait (cond=0x55fd60a56d60 , mp=0x55fd60a56ca0 , abstime=0x7f9cde7fbe50, file=0x55fd5f930e00 "/home/elenst/git/10.3/include/mysql/psi/mysql_thread.h", line=1186) at /home/elenst/git/10.3/mysys/thr_mutex.c:546 #2 0x000055fd5f3ea420 in inline_mysql_cond_timedwait (that=0x55fd60a56d60 , mutex=0x55fd60a56ca0 , abstime=0x7f9cde7fbe50, src_file=0x55fd5f930e38 "/home/elenst/git/10.3/storage/maria/ma_servicethread.c", src_line=116) at /home/elenst/git/10.3/include/mysql/psi/mysql_thread.h:1186 #3 0x000055fd5f3ea8e4 in my_service_thread_sleep (control=0x55fd60013000 , sleep_time=30000000000) at /home/elenst/git/10.3/storage/maria/ma_servicethread.c:115 #4 0x000055fd5f3df193 in ma_checkpoint_background (arg=0x1e) at /home/elenst/git/10.3/storage/maria/ma_checkpoint.c:709 #5 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 12 (Thread 0x7f9cf4151700 (LWP 7450)): #0 0x00007f9d113b964a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x000055fd5f07b46e in LinuxAIOHandler::collect (this=0x7f9cf4150c20) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:1893 #2 0x000055fd5f07b9be in LinuxAIOHandler::poll (this=0x7f9cf4150c20, m1=0x7f9cf4150cc8, m2=0x7f9cf4150cd0, request=0x7f9cf4150d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2038 #3 0x000055fd5f07bb36 in os_aio_linux_handler (global_segment=7, m1=0x7f9cf4150cc8, m2=0x7f9cf4150cd0, request=0x7f9cf4150d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2092 #4 0x000055fd5f0809ae in os_aio_handler (segment=7, m1=0x7f9cf4150cc8, m2=0x7f9cf4150cd0, request=0x7f9cf4150d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:5720 #5 0x000055fd5f3079be in fil_aio_wait (segment=7) at /home/elenst/git/10.3/storage/innobase/fil/fil0fil.cc:5290 #6 0x000055fd5f193220 in io_handler_thread (arg=0x55fd60246e18 ) at /home/elenst/git/10.3/storage/innobase/srv/srv0start.cc:340 #7 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 11 (Thread 0x7f9cdf7fe700 (LWP 7467)): #0 0x00007f9d104a6360 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000055fd5f088b1e in os_event::wait (this=0x55fd61d0b270) at /home/elenst/git/10.3/storage/innobase/os/os0event.cc:166 #2 0x000055fd5f088542 in os_event::wait_low (this=0x55fd61d0b270, reset_sig_count=1) at /home/elenst/git/10.3/storage/innobase/os/os0event.cc:336 #3 0x000055fd5f0888cc in os_event_wait_low (event=0x55fd61d0b270, reset_sig_count=0) at /home/elenst/git/10.3/storage/innobase/os/os0event.cc:535 #4 0x000055fd5f2668b3 in buf_resize_thread () at /home/elenst/git/10.3/storage/innobase/buf/buf0buf.cc:3076 #5 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 10 (Thread 0x7f9d0ccb4700 (LWP 7443)): #0 0x00007f9d113b964a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x000055fd5f07b46e in LinuxAIOHandler::collect (this=0x7f9d0ccb3c20) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:1893 #2 0x000055fd5f07b9be in LinuxAIOHandler::poll (this=0x7f9d0ccb3c20, m1=0x7f9d0ccb3cc8, m2=0x7f9d0ccb3cd0, request=0x7f9d0ccb3d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2038 #3 0x000055fd5f07bb36 in os_aio_linux_handler (global_segment=0, m1=0x7f9d0ccb3cc8, m2=0x7f9d0ccb3cd0, request=0x7f9d0ccb3d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2092 #4 0x000055fd5f0809ae in os_aio_handler (segment=0, m1=0x7f9d0ccb3cc8, m2=0x7f9d0ccb3cd0, request=0x7f9d0ccb3d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:5720 #5 0x000055fd5f3079be in fil_aio_wait (segment=0) at /home/elenst/git/10.3/storage/innobase/fil/fil0fil.cc:5290 #6 0x000055fd5f193220 in io_handler_thread (arg=0x55fd60246de0 ) at /home/elenst/git/10.3/storage/innobase/srv/srv0start.cc:340 #7 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 9 (Thread 0x7f9cdffff700 (LWP 7466)): #0 0x00007f9d104a9c1d in nanosleep () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000055fd5f088e1a in os_thread_sleep (tm=1000000) at /home/elenst/git/10.3/storage/innobase/os/os0thread.cc:230 #2 0x000055fd5f25844f in btr_defragment_thread () at /home/elenst/git/10.3/storage/innobase/btr/btr0defragment.cc:762 #3 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #4 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 8 (Thread 0x7f9d117ca740 (LWP 7441)): #0 0x00007f9d104a6360 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000055fd5f574d49 in safe_cond_wait (cond=0x55fd601d4f00 , mp=0x55fd601d3c00 , file=0x55fd5f605660 "/home/elenst/git/10.3/include/mysql/psi/mysql_thread.h", line=1149) at /home/elenst/git/10.3/mysys/thr_mutex.c:492 #2 0x000055fd5e9bb934 in inline_mysql_cond_wait (that=0x55fd601d4f00 , mutex=0x55fd601d3c00 , src_file=0x55fd5f6075f0 "/home/elenst/git/10.3/sql/mysqld.cc", src_line=6159) at /home/elenst/git/10.3/include/mysql/psi/mysql_thread.h:1149 #3 0x000055fd5e9c6d5c in mysqld_main (argc=21, argv=0x55fd61c439d0) at /home/elenst/git/10.3/sql/mysqld.cc:6159 #4 0x000055fd5e9bb210 in main (argc=21, argv=0x7fffaf83b2f8) at /home/elenst/git/10.3/sql/main.cc:25 Thread 7 (Thread 0x7f9ce8ff9700 (LWP 7465)): #0 0x00007f9d104a6360 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000055fd5f088b1e in os_event::wait (this=0x55fd61d0b170) at /home/elenst/git/10.3/storage/innobase/os/os0event.cc:166 #2 0x000055fd5f088542 in os_event::wait_low (this=0x55fd61d0b170, reset_sig_count=1) at /home/elenst/git/10.3/storage/innobase/os/os0event.cc:336 #3 0x000055fd5f0888cc in os_event_wait_low (event=0x55fd61d0b170, reset_sig_count=0) at /home/elenst/git/10.3/storage/innobase/os/os0event.cc:535 #4 0x000055fd5f27eebe in buf_dump_thread () at /home/elenst/git/10.3/storage/innobase/buf/buf0dump.cc:777 #5 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 6 (Thread 0x7f9d0f82e700 (LWP 7442)): #0 0x00007f9d104a6709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000055fd5f575053 in safe_cond_timedwait (cond=0x55fd60a685c0 , mp=0x55fd60a68500 , abstime=0x7f9d0f82df00, file=0x55fd5f96dfe0 "/home/elenst/git/10.3/include/mysql/psi/mysql_thread.h", line=1186) at /home/elenst/git/10.3/mysys/thr_mutex.c:546 #2 0x000055fd5f576045 in inline_mysql_cond_timedwait (that=0x55fd60a685c0 , mutex=0x55fd60a68500 , abstime=0x7f9d0f82df00, src_file=0x55fd5f96e018 "/home/elenst/git/10.3/mysys/thr_timer.c", src_line=292) at /home/elenst/git/10.3/include/mysql/psi/mysql_thread.h:1186 #3 0x000055fd5f576b49 in timer_handler (arg=0x0) at /home/elenst/git/10.3/mysys/thr_timer.c:292 #4 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #5 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 5 (Thread 0x7f9cf3950700 (LWP 7451)): #0 0x00007f9d113b964a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x000055fd5f07b46e in LinuxAIOHandler::collect (this=0x7f9cf394fc20) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:1893 #2 0x000055fd5f07b9be in LinuxAIOHandler::poll (this=0x7f9cf394fc20, m1=0x7f9cf394fcc8, m2=0x7f9cf394fcd0, request=0x7f9cf394fd00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2038 #3 0x000055fd5f07bb36 in os_aio_linux_handler (global_segment=8, m1=0x7f9cf394fcc8, m2=0x7f9cf394fcd0, request=0x7f9cf394fd00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2092 #4 0x000055fd5f0809ae in os_aio_handler (segment=8, m1=0x7f9cf394fcc8, m2=0x7f9cf394fcd0, request=0x7f9cf394fd00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:5720 #5 0x000055fd5f3079be in fil_aio_wait (segment=8) at /home/elenst/git/10.3/storage/innobase/fil/fil0fil.cc:5290 #6 0x000055fd5f193220 in io_handler_thread (arg=0x55fd60246e20 ) at /home/elenst/git/10.3/storage/innobase/srv/srv0start.cc:340 #7 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 4 (Thread 0x7f9cf114b700 (LWP 7457)): #0 0x00007f9d104a6709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000055fd5f0883ac in os_event::timed_wait (this=0x55fd61d0b0f0, abstime=0x7f9cf114ae60) at /home/elenst/git/10.3/storage/innobase/os/os0event.cc:286 #2 0x000055fd5f0886c9 in os_event::wait_time_low (this=0x55fd61d0b0f0, time_in_usec=5000000, reset_sig_count=1) at /home/elenst/git/10.3/storage/innobase/os/os0event.cc:413 #3 0x000055fd5f0888a7 in os_event_wait_time_low (event=0x55fd61d0b0f0, time_in_usec=5000000, reset_sig_count=1) at /home/elenst/git/10.3/storage/innobase/os/os0event.cc:518 #4 0x000055fd5f18df83 in srv_monitor_thread () at /home/elenst/git/10.3/storage/innobase/srv/srv0srv.cc:1735 #5 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #6 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 3 (Thread 0x7f9cf294e700 (LWP 7453)): #0 0x00007f9d104a6709 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000055fd5f0883ac in os_event::timed_wait (this=0x55fd61d0b1f0, abstime=0x7f9cf294dc10) at /home/elenst/git/10.3/storage/innobase/os/os0event.cc:286 #2 0x000055fd5f0886c9 in os_event::wait_time_low (this=0x55fd61d0b1f0, time_in_usec=789000, reset_sig_count=2) at /home/elenst/git/10.3/storage/innobase/os/os0event.cc:413 #3 0x000055fd5f0888a7 in os_event_wait_time_low (event=0x55fd61d0b1f0, time_in_usec=789000, reset_sig_count=2) at /home/elenst/git/10.3/storage/innobase/os/os0event.cc:518 #4 0x000055fd5f2896e2 in pc_sleep_if_needed (next_loop_time=1515515050070, sig_count=2, cur_time=1515515049281) at /home/elenst/git/10.3/storage/innobase/buf/buf0flu.cc:2711 #5 0x000055fd5f28a925 in buf_flush_page_cleaner_coordinator () at /home/elenst/git/10.3/storage/innobase/buf/buf0flu.cc:3209 #6 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #7 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 2 (Thread 0x7f9cf7157700 (LWP 7444)): #0 0x00007f9d113b964a in ?? () from /lib/x86_64-linux-gnu/libaio.so.1 #1 0x000055fd5f07b46e in LinuxAIOHandler::collect (this=0x7f9cf7156c20) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:1893 #2 0x000055fd5f07b9be in LinuxAIOHandler::poll (this=0x7f9cf7156c20, m1=0x7f9cf7156cc8, m2=0x7f9cf7156cd0, request=0x7f9cf7156d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2038 #3 0x000055fd5f07bb36 in os_aio_linux_handler (global_segment=1, m1=0x7f9cf7156cc8, m2=0x7f9cf7156cd0, request=0x7f9cf7156d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:2092 #4 0x000055fd5f0809ae in os_aio_handler (segment=1, m1=0x7f9cf7156cc8, m2=0x7f9cf7156cd0, request=0x7f9cf7156d00) at /home/elenst/git/10.3/storage/innobase/os/os0file.cc:5720 #5 0x000055fd5f3079be in fil_aio_wait (segment=1) at /home/elenst/git/10.3/storage/innobase/fil/fil0fil.cc:5290 #6 0x000055fd5f193220 in io_handler_thread (arg=0x55fd60246de8 ) at /home/elenst/git/10.3/storage/innobase/srv/srv0start.cc:340 #7 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #8 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6 Thread 1 (Thread 0x7f9cf00b5700 (LWP 7490)): #0 0x00007f9d104a759f in pthread_kill () from /lib/x86_64-linux-gnu/libpthread.so.0 #1 0x000055fd5f56f75f in my_write_core (sig=6) at /home/elenst/git/10.3/mysys/stacktrace.c:481 #2 0x000055fd5ed8539a in handle_fatal_signal (sig=6) at /home/elenst/git/10.3/sql/signal_handler.cc:305 #3 #4 0x00007f9d0f864428 in raise () from /lib/x86_64-linux-gnu/libc.so.6 #5 0x00007f9d0f86602a in abort () from /lib/x86_64-linux-gnu/libc.so.6 #6 0x00007f9d0f85cbd7 in ?? () from /lib/x86_64-linux-gnu/libc.so.6 #7 0x00007f9d0f85cc82 in __assert_fail () from /lib/x86_64-linux-gnu/libc.so.6 #8 0x000055fd5f1bdeb8 in trx_purge_add_undo_to_history (trx=0x7f9d0d4d3888, undo=@0x7f9d0d4d3bb8: 0x7f9c9c5da140, mtr=0x7f9cf00afa80) at /home/elenst/git/10.3/storage/innobase/trx/trx0purge.cc:301 #9 0x000055fd5f1e6cd7 in trx_write_serialisation_history (trx=0x7f9d0d4d3888, mtr=0x7f9cf00afa80) at /home/elenst/git/10.3/storage/innobase/trx/trx0trx.cc:1444 #10 0x000055fd5f1e89bd in trx_commit_low (trx=0x7f9d0d4d3888, mtr=0x7f9cf00afa80) at /home/elenst/git/10.3/storage/innobase/trx/trx0trx.cc:1922 #11 0x000055fd5f1e8b51 in trx_commit (trx=0x7f9d0d4d3888) at /home/elenst/git/10.3/storage/innobase/trx/trx0trx.cc:1992 #12 0x000055fd5f1e9578 in trx_commit_for_mysql (trx=0x7f9d0d4d3888) at /home/elenst/git/10.3/storage/innobase/trx/trx0trx.cc:2208 #13 0x000055fd5f35e188 in fts_sql_commit (trx=0x7f9d0d4d3888) at /home/elenst/git/10.3/storage/innobase/fts/fts0sql.cc:297 #14 0x000055fd5f348de7 in fts_load_stopword (table=0x7f9c800bb868, trx=0x7f9d0d4d3888, global_stopword_table=0x0, session_stopword_table=0x0, stopword_is_on=1, reload=0) at /home/elenst/git/10.3/storage/innobase/fts/fts0fts.cc:7269 #15 0x000055fd5efbd95f in innobase_fts_load_stopword (table=0x7f9c800bb868, trx=0x0, thd=0x7f9c80000b00) at /home/elenst/git/10.3/storage/innobase/handler/ha_innodb.cc:12164 #16 0x000055fd5efbf757 in create_table_info_t::create_table_update_dict (this=0x7f9cf00b04a0) at /home/elenst/git/10.3/storage/innobase/handler/ha_innodb.cc:12997 #17 0x000055fd5efbfca9 in ha_innobase::create (this=0x7f9c801047e8, name=0x7f9cf00b326c "./test/#sql-1d11_14", form=0x7f9cf00b09c0, create_info=0x7f9cf00b35d0) at /home/elenst/git/10.3/storage/innobase/handler/ha_innodb.cc:13118 #18 0x000055fd5ed911b2 in handler::ha_create (this=0x7f9c801047e8, name=0x7f9cf00b326c "./test/#sql-1d11_14", form=0x7f9cf00b09c0, info_arg=0x7f9cf00b35d0) at /home/elenst/git/10.3/sql/handler.cc:4522 #19 0x000055fd5ed921e9 in ha_create_table (thd=0x7f9c80000b00, path=0x7f9cf00b326c "./test/#sql-1d11_14", db=0x7f9c80013f60 "test", table_name=0x7f9cf00b2a00 "#sql-1d11_14", create_info=0x7f9cf00b35d0, frm=0x7f9cf00b1d60) at /home/elenst/git/10.3/sql/handler.cc:4893 #20 0x000055fd5eb8d94e in mysql_alter_table (thd=0x7f9c80000b00, new_db=0x7f9c80013f60 "test", new_name=0x0, create_info=0x7f9cf00b35d0, table_list=0x7f9c80013950, alter_info=0x7f9cf00b3520, order_num=0, order=0x0, ignore=false) at /home/elenst/git/10.3/sql/sql_table.cc:9450 #21 0x000055fd5ec0dd4e in Sql_cmd_alter_table::execute (this=0x7f9c80014078, thd=0x7f9c80000b00) at /home/elenst/git/10.3/sql/sql_alter.cc:331 #22 0x000055fd5eabf092 in mysql_execute_command (thd=0x7f9c80000b00) at /home/elenst/git/10.3/sql/sql_parse.cc:6252 #23 0x000055fd5eac3d28 in mysql_parse (thd=0x7f9c80000b00, rawbuf=0x7f9c80013828 "ALTER TABLE t1 ADD COLUMN extra INT /* QNO 11451 CON_ID 20 */", length=61, parser_state=0x7f9cf00b4660, is_com_multi=false, is_next_command=false) at /home/elenst/git/10.3/sql/sql_parse.cc:7968 #24 0x000055fd5eab13cd in dispatch_command (command=COM_QUERY, thd=0x7f9c80000b00, packet=0x7f9c8000b061 "ALTER TABLE t1 ADD COLUMN extra INT /* QNO 11451 CON_ID 20 */ ", packet_length=62, is_com_multi=false, is_next_command=false) at /home/elenst/git/10.3/sql/sql_parse.cc:1825 #25 0x000055fd5eaafdfa in do_command (thd=0x7f9c80000b00) at /home/elenst/git/10.3/sql/sql_parse.cc:1369 #26 0x000055fd5ec088bf in do_handle_one_connection (connect=0x55fd62635c70) at /home/elenst/git/10.3/sql/sql_connect.cc:1401 #27 0x000055fd5ec0863f in handle_one_connection (arg=0x55fd62635c70) at /home/elenst/git/10.3/sql/sql_connect.cc:1307 #28 0x00007f9d104a06ba in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 #29 0x00007f9d0f93582d in clone () from /lib/x86_64-linux-gnu/libc.so.6