[New LWP 13081]
[New LWP 13054]
[New LWP 13055]
[New LWP 13060]
[New LWP 13063]
[New LWP 13071]
[New LWP 13070]
[New LWP 13074]
[New LWP 13075]
[New LWP 13065]
[New LWP 13059]
[New LWP 13053]
[New LWP 13056]
[New LWP 13084]
[New LWP 13072]
[New LWP 13052]
[New LWP 13064]
[New LWP 13066]
[New LWP 13058]
[New LWP 13073]
[New LWP 13076]
[New LWP 13069]
[New LWP 13067]
[New LWP 13077]
[New LWP 13078]
[New LWP 13057]
[New LWP 13061]
[New LWP 13068]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/data/bld/10.3/bin/mysqld --defaults-group-suffix=.1 --defaults-file=/data/bld/'.
Program terminated with signal SIGABRT, Aborted.
#0  __pthread_kill (threadid=<optimized out>, signo=6) at ../sysdeps/unix/sysv/linux/pthread_kill.c:57

Thread 28 (Thread 0x7fa87e7fc700 (LWP 13068)):
#0  0x00007fa899b126ed in fsync () at ../sysdeps/unix/syscall-template.S:84
#1  0x000055d40a79f828 in os_file_fsync_posix (file=10) at /data/src/10.3/storage/innobase/os/os0file.cc:2439
#2  0x000055d40a79fc2a in os_file_flush_func (file=10) at /data/src/10.3/storage/innobase/os/os0file.cc:2555
#3  0x000055d40aa10f38 in pfs_os_file_flush_func (file=..., src_file=0x55d40aeff0b0 "/data/src/10.3/storage/innobase/fil/fil0fil.cc", src_line=962) at /data/src/10.3/storage/innobase/include/os0file.ic:496
#4  0x000055d40aa15043 in fil_flush_low (space=0x55d40e65fdf0) at /data/src/10.3/storage/innobase/fil/fil0fil.cc:962
#5  0x000055d40aa23e4c in fil_flush (space_id=4294967280) at /data/src/10.3/storage/innobase/fil/fil0fil.cc:5545
#6  0x000055d40a77a00f in log_write_flush_to_disk_low () at /data/src/10.3/storage/innobase/log/log0log.cc:1058
#7  0x000055d40a77abe6 in log_write_up_to (lsn=1643340, flush_to_disk=true) at /data/src/10.3/storage/innobase/log/log0log.cc:1292
#8  0x000055d40a77ad62 in log_buffer_sync_in_background (flush=true) at /data/src/10.3/storage/innobase/log/log0log.cc:1338
#9  0x000055d40a8ae17d in srv_sync_log_buffer_in_background () at /data/src/10.3/storage/innobase/srv/srv0srv.cc:2103
#10 0x000055d40a8ae72c in srv_master_do_active_tasks () at /data/src/10.3/storage/innobase/srv/srv0srv.cc:2276
#11 0x000055d40a8af264 in srv_master_thread (arg=0x0) at /data/src/10.3/storage/innobase/srv/srv0srv.cc:2487
#12 0x00007fa899b09494 in start_thread (arg=0x7fa87e7fc700) at pthread_create.c:333
#13 0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 27 (Thread 0x7fa889ffb700 (LWP 13061)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x000055d40a7aabbd in os_event::timed_wait (this=0x55d40e008a60, abstime=0x7fa889ffac40) at /data/src/10.3/storage/innobase/os/os0event.cc:286
#2  0x000055d40a7aaec7 in os_event::wait_time_low (this=0x55d40e008a60, time_in_usec=1000000, reset_sig_count=2) at /data/src/10.3/storage/innobase/os/os0event.cc:413
#3  0x000055d40a7ab0a8 in os_event_wait_time_low (event=0x55d40e008a60, time_in_usec=1000000, reset_sig_count=2) at /data/src/10.3/storage/innobase/os/os0event.cc:518
#4  0x000055d40a9a5977 in pc_sleep_if_needed (next_loop_time=1508868514611, sig_count=2) at /data/src/10.3/storage/innobase/buf/buf0flu.cc:2710
#5  0x000055d40a9a6b49 in buf_flush_page_cleaner_coordinator () at /data/src/10.3/storage/innobase/buf/buf0flu.cc:3205
#6  0x00007fa899b09494 in start_thread (arg=0x7fa889ffb700) at pthread_create.c:333
#7  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 26 (Thread 0x7fa88bfff700 (LWP 13057)):
#0  0x00007fa8999006ea in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x000055d40a79e189 in LinuxAIOHandler::collect (this=0x7fa88bffec40) at /data/src/10.3/storage/innobase/os/os0file.cc:1896
#2  0x000055d40a79e6b6 in LinuxAIOHandler::poll (this=0x7fa88bffec40, m1=0x7fa88bffece8, m2=0x7fa88bffecf0, request=0x7fa88bffed20) at /data/src/10.3/storage/innobase/os/os0file.cc:2041
#3  0x000055d40a79e816 in os_aio_linux_handler (global_segment=2, m1=0x7fa88bffece8, m2=0x7fa88bffecf0, request=0x7fa88bffed20) at /data/src/10.3/storage/innobase/os/os0file.cc:2095
#4  0x000055d40a7a332e in os_aio_handler (segment=2, m1=0x7fa88bffece8, m2=0x7fa88bffecf0, request=0x7fa88bffed20) at /data/src/10.3/storage/innobase/os/os0file.cc:5678
#5  0x000055d40aa239ab in fil_aio_wait (segment=2) at /data/src/10.3/storage/innobase/fil/fil0fil.cc:5460
#6  0x000055d40a8b298e in io_handler_thread (arg=0x55d40c028950 <n+16>) at /data/src/10.3/storage/innobase/srv/srv0start.cc:340
#7  0x00007fa899b09494 in start_thread (arg=0x7fa88bfff700) at pthread_create.c:333
#8  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 25 (Thread 0x7fa8887f8700 (LWP 13078)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x000055d40ab83fdf in safe_cond_wait (cond=0x55d40b7a6a00 <COND_slave_background>, mp=0x55d40b7a9d00 <LOCK_slave_background>, file=0x55d40abf72c0 "/data/src/10.3/include/mysql/psi/mysql_thread.h", line=1138) at /data/src/10.3/mysys/thr_mutex.c:492
#2  0x000055d40a0272a2 in inline_mysql_cond_wait (that=0x55d40b7a6a00 <COND_slave_background>, mutex=0x55d40b7a9d00 <LOCK_slave_background>, src_file=0x55d40abf7b25 "/data/src/10.3/sql/slave.cc", src_line=502) at /data/src/10.3/include/mysql/psi/mysql_thread.h:1138
#3  0x000055d40a028697 in handle_slave_background (arg=0x0) at /data/src/10.3/sql/slave.cc:502
#4  0x000055d40a6b9f4c in pfs_spawn_thread (arg=0x55d40e4e3ab0) at /data/src/10.3/storage/perfschema/pfs.cc:1862
#5  0x00007fa899b09494 in start_thread (arg=0x7fa8887f8700) at pthread_create.c:333
#6  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 24 (Thread 0x7fa890080700 (LWP 13077)):
#0  do_sigwait (set=<optimized out>, set@entry=0x7fa89007fe30, sig=sig@entry=0x7fa89007fe00) at ../sysdeps/unix/sysv/linux/sigwait.c:64
#1  0x00007fa899b12ced in __sigwait (set=0x7fa89007fe30, sig=0x7fa89007fe00) at ../sysdeps/unix/sysv/linux/sigwait.c:96
#2  0x000055d409ffe732 in signal_hand (arg=0x0) at /data/src/10.3/sql/mysqld.cc:3517
#3  0x000055d40a6b9f4c in pfs_spawn_thread (arg=0x55d40e436630) at /data/src/10.3/storage/perfschema/pfs.cc:1862
#4  0x00007fa899b09494 in start_thread (arg=0x7fa890080700) at pthread_create.c:333
#5  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 23 (Thread 0x7fa87effd700 (LWP 13067)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x000055d40a7aabbd in os_event::timed_wait (this=0x55d40e3f6ea0, abstime=0x7fa87effcc90) at /data/src/10.3/storage/innobase/os/os0event.cc:286
#2  0x000055d40a7aaec7 in os_event::wait_time_low (this=0x55d40e3f6ea0, time_in_usec=5000000, reset_sig_count=1) at /data/src/10.3/storage/innobase/os/os0event.cc:413
#3  0x000055d40a7ab0a8 in os_event_wait_time_low (event=0x55d40e3f6ea0, time_in_usec=5000000, reset_sig_count=1) at /data/src/10.3/storage/innobase/os/os0event.cc:518
#4  0x000055d40a91b846 in ib_wqueue_timedwait (wq=0x55d40e3f6d90, wait_in_usecs=5000000) at /data/src/10.3/storage/innobase/ut/ut0wqueue.cc:163
#5  0x000055d40aa6eb62 in fts_optimize_thread (arg=0x55d40e3f6d90) at /data/src/10.3/storage/innobase/fts/fts0opt.cc:3041
#6  0x00007fa899b09494 in start_thread (arg=0x7fa87effd700) at pthread_create.c:333
#7  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 22 (Thread 0x7fa87dffb700 (LWP 13069)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x000055d40a7ab318 in os_event::wait (this=0x55d40e0086e0) at /data/src/10.3/storage/innobase/os/os0event.cc:166
#2  0x000055d40a7aad27 in os_event::wait_low (this=0x55d40e0086e0, reset_sig_count=5) at /data/src/10.3/storage/innobase/os/os0event.cc:336
#3  0x000055d40a7ab0cd in os_event_wait_low (event=0x55d40e0086e0, reset_sig_count=5) at /data/src/10.3/storage/innobase/os/os0event.cc:535
#4  0x000055d40a8ab827 in srv_resume_thread (slot=0x55d40b5e93c8 <srv_sys+328>, sig_count=5, wait=true, timeout_usec=0) at /data/src/10.3/storage/innobase/srv/srv0srv.cc:918
#5  0x000055d40a8afb86 in srv_purge_coordinator_suspend (slot=0x55d40b5e93c8 <srv_sys+328>, rseg_history_len=18) at /data/src/10.3/storage/innobase/srv/srv0srv.cc:2778
#6  0x000055d40a8aff41 in srv_purge_coordinator_thread (arg=0x0) at /data/src/10.3/storage/innobase/srv/srv0srv.cc:2865
#7  0x00007fa899b09494 in start_thread (arg=0x7fa87dffb700) at pthread_create.c:333
#8  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 21 (Thread 0x7fa871ffb700 (LWP 13076)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x000055d40ab83fdf in safe_cond_wait (cond=0x7fa871ffadc0, mp=0x7fa871ffae00, file=0x55d40add6fc0 "/data/src/10.3/include/mysql/psi/mysql_thread.h", line=1149) at /data/src/10.3/mysys/thr_mutex.c:492
#2  0x000055d40a6c80eb in inline_mysql_cond_wait (that=0x7fa871ffadc0, mutex=0x7fa871ffae00, src_file=0x55d40add8790 "/data/src/10.3/storage/innobase/handler/ha_innodb.cc", src_line=321) at /data/src/10.3/include/mysql/psi/mysql_thread.h:1149
#3  0x000055d40a6cd2c6 in thd_destructor_proxy () at /data/src/10.3/storage/innobase/handler/ha_innodb.cc:321
#4  0x000055d40a6b9f4c in pfs_spawn_thread (arg=0x55d40e4109a0) at /data/src/10.3/storage/perfschema/pfs.cc:1862
#5  0x00007fa899b09494 in start_thread (arg=0x7fa871ffb700) at pthread_create.c:333
#6  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 20 (Thread 0x7fa8737fe700 (LWP 13073)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x000055d40a7ab318 in os_event::wait (this=0x55d40e0089e0) at /data/src/10.3/storage/innobase/os/os0event.cc:166
#2  0x000055d40a7aad27 in os_event::wait_low (this=0x55d40e0089e0, reset_sig_count=1) at /data/src/10.3/storage/innobase/os/os0event.cc:336
#3  0x000055d40a7ab0cd in os_event_wait_low (event=0x55d40e0089e0, reset_sig_count=0) at /data/src/10.3/storage/innobase/os/os0event.cc:535
#4  0x000055d40a99b161 in buf_dump_thread () at /data/src/10.3/storage/innobase/buf/buf0dump.cc:824
#5  0x00007fa899b09494 in start_thread (arg=0x7fa8737fe700) at pthread_create.c:333
#6  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 19 (Thread 0x7fa88b7fe700 (LWP 13058)):
#0  0x00007fa8999006ea in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x000055d40a79e189 in LinuxAIOHandler::collect (this=0x7fa88b7fdc40) at /data/src/10.3/storage/innobase/os/os0file.cc:1896
#2  0x000055d40a79e6b6 in LinuxAIOHandler::poll (this=0x7fa88b7fdc40, m1=0x7fa88b7fdce8, m2=0x7fa88b7fdcf0, request=0x7fa88b7fdd20) at /data/src/10.3/storage/innobase/os/os0file.cc:2041
#3  0x000055d40a79e816 in os_aio_linux_handler (global_segment=3, m1=0x7fa88b7fdce8, m2=0x7fa88b7fdcf0, request=0x7fa88b7fdd20) at /data/src/10.3/storage/innobase/os/os0file.cc:2095
#4  0x000055d40a7a332e in os_aio_handler (segment=3, m1=0x7fa88b7fdce8, m2=0x7fa88b7fdcf0, request=0x7fa88b7fdd20) at /data/src/10.3/storage/innobase/os/os0file.cc:5678
#5  0x000055d40aa239ab in fil_aio_wait (segment=3) at /data/src/10.3/storage/innobase/fil/fil0fil.cc:5460
#6  0x000055d40a8b298e in io_handler_thread (arg=0x55d40c028958 <n+24>) at /data/src/10.3/storage/innobase/srv/srv0start.cc:340
#7  0x00007fa899b09494 in start_thread (arg=0x7fa88b7fe700) at pthread_create.c:333
#8  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 18 (Thread 0x7fa87f7fe700 (LWP 13066)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x000055d40a7aabbd in os_event::timed_wait (this=0x55d40e661d50, abstime=0x7fa87f7fdea0) at /data/src/10.3/storage/innobase/os/os0event.cc:286
#2  0x000055d40a7aaec7 in os_event::wait_time_low (this=0x55d40e661d50, time_in_usec=10000000, reset_sig_count=1) at /data/src/10.3/storage/innobase/os/os0event.cc:413
#3  0x000055d40a7ab0a8 in os_event_wait_time_low (event=0x55d40e661d50, time_in_usec=10000000, reset_sig_count=0) at /data/src/10.3/storage/innobase/os/os0event.cc:518
#4  0x000055d40aa089e7 in dict_stats_thread () at /data/src/10.3/storage/innobase/dict/dict0stats_bg.cc:451
#5  0x00007fa899b09494 in start_thread (arg=0x7fa87f7fe700) at pthread_create.c:333
#6  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 17 (Thread 0x7fa888ff9700 (LWP 13064)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x000055d40a7aabbd in os_event::timed_wait (this=0x55d40e0088e0, abstime=0x7fa888ff8ce0) at /data/src/10.3/storage/innobase/os/os0event.cc:286
#2  0x000055d40a7aaec7 in os_event::wait_time_low (this=0x55d40e0088e0, time_in_usec=1000000, reset_sig_count=1) at /data/src/10.3/storage/innobase/os/os0event.cc:413
#3  0x000055d40a7ab0a8 in os_event_wait_time_low (event=0x55d40e0088e0, time_in_usec=1000000, reset_sig_count=1) at /data/src/10.3/storage/innobase/os/os0event.cc:518
#4  0x000055d40a8add2e in srv_error_monitor_thread () at /data/src/10.3/storage/innobase/srv/srv0srv.cc:1947
#5  0x00007fa899b09494 in start_thread (arg=0x7fa888ff9700) at pthread_create.c:333
#6  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 16 (Thread 0x7fa899f23040 (LWP 13052)):
#0  0x00007fa897c784ed in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x000055d40a0046bf in handle_connections_sockets () at /data/src/10.3/sql/mysqld.cc:6662
#2  0x000055d40a003981 in mysqld_main (argc=144, argv=0x55d40dd94370) at /data/src/10.3/sql/mysqld.cc:6127
#3  0x000055d409ff7f50 in main (argc=22, argv=0x7ffd7557be28) at /data/src/10.3/sql/main.cc:25

Thread 15 (Thread 0x7fa873fff700 (LWP 13072)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x000055d40a7ab318 in os_event::wait (this=0x55d40e0087e0) at /data/src/10.3/storage/innobase/os/os0event.cc:166
#2  0x000055d40a7aad27 in os_event::wait_low (this=0x55d40e0087e0, reset_sig_count=17) at /data/src/10.3/storage/innobase/os/os0event.cc:336
#3  0x000055d40a7ab0cd in os_event_wait_low (event=0x55d40e0087e0, reset_sig_count=0) at /data/src/10.3/storage/innobase/os/os0event.cc:535
#4  0x000055d40a8ab827 in srv_resume_thread (slot=0x55d40b5e9438 <srv_sys+440>, sig_count=0, wait=true, timeout_usec=0) at /data/src/10.3/storage/innobase/srv/srv0srv.cc:918
#5  0x000055d40a8af69b in srv_worker_thread (arg=0x0) at /data/src/10.3/storage/innobase/srv/srv0srv.cc:2625
#6  0x00007fa899b09494 in start_thread (arg=0x7fa873fff700) at pthread_create.c:333
#7  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 14 (Thread 0x7fa888764700 (LWP 13084)):
#0  0x00007fa897c784ed in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x000055d40abe4c95 in vio_io_wait (vio=0x55d40e4e3ab0, event=VIO_IO_EVENT_READ, timeout=28800000) at /data/src/10.3/vio/viosocket.c:945
#2  0x000055d40abe343b in vio_socket_io_wait (vio=0x55d40e4e3ab0, event=VIO_IO_EVENT_READ) at /data/src/10.3/vio/viosocket.c:108
#3  0x000055d40abe3613 in vio_read (vio=0x55d40e4e3ab0, buf=0x7fa84400af00 "\a", size=4) at /data/src/10.3/vio/viosocket.c:184
#4  0x000055d40a00d767 in my_real_read (net=0x7fa844000dc8, complen=0x7fa888763d50, header=1 '\001') at /data/src/10.3/sql/net_serv.cc:952
#5  0x000055d40a00dfd9 in my_net_read_packet_reallen (net=0x7fa844000dc8, read_from_server=1 '\001', reallen=0x7fa888763db8) at /data/src/10.3/sql/net_serv.cc:1233
#6  0x000055d40a00df8d in my_net_read_packet (net=0x7fa844000dc8, read_from_server=1 '\001') at /data/src/10.3/sql/net_serv.cc:1217
#7  0x000055d40a0e8766 in do_command (thd=0x7fa844000b00) at /data/src/10.3/sql/sql_parse.cc:1251
#8  0x000055d40a23f9f4 in do_handle_one_connection (connect=0x55d40e4df490) at /data/src/10.3/sql/sql_connect.cc:1418
#9  0x000055d40a23f781 in handle_one_connection (arg=0x55d40e4df490) at /data/src/10.3/sql/sql_connect.cc:1324
#10 0x000055d40a6b9f4c in pfs_spawn_thread (arg=0x55d40e500e00) at /data/src/10.3/storage/perfschema/pfs.cc:1862
#11 0x00007fa899b09494 in start_thread (arg=0x7fa888764700) at pthread_create.c:333
#12 0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 13 (Thread 0x7fa890a86700 (LWP 13056)):
#0  0x00007fa8999006ea in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x000055d40a79e189 in LinuxAIOHandler::collect (this=0x7fa890a85c40) at /data/src/10.3/storage/innobase/os/os0file.cc:1896
#2  0x000055d40a79e6b6 in LinuxAIOHandler::poll (this=0x7fa890a85c40, m1=0x7fa890a85ce8, m2=0x7fa890a85cf0, request=0x7fa890a85d20) at /data/src/10.3/storage/innobase/os/os0file.cc:2041
#3  0x000055d40a79e816 in os_aio_linux_handler (global_segment=1, m1=0x7fa890a85ce8, m2=0x7fa890a85cf0, request=0x7fa890a85d20) at /data/src/10.3/storage/innobase/os/os0file.cc:2095
#4  0x000055d40a7a332e in os_aio_handler (segment=1, m1=0x7fa890a85ce8, m2=0x7fa890a85cf0, request=0x7fa890a85d20) at /data/src/10.3/storage/innobase/os/os0file.cc:5678
#5  0x000055d40aa239ab in fil_aio_wait (segment=1) at /data/src/10.3/storage/innobase/fil/fil0fil.cc:5460
#6  0x000055d40a8b298e in io_handler_thread (arg=0x55d40c028948 <n+8>) at /data/src/10.3/storage/innobase/srv/srv0start.cc:340
#7  0x00007fa899b09494 in start_thread (arg=0x7fa890a86700) at pthread_create.c:333
#8  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 12 (Thread 0x7fa893a5b700 (LWP 13053)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x000055d40ab842e9 in safe_cond_timedwait (cond=0x55d40c040200 <COND_timer>, mp=0x55d40c040140 <LOCK_timer>, abstime=0x7fa893a5aeb0, file=0x55d40af54ce0 "/data/src/10.3/include/mysql/psi/mysql_thread.h", line=1175) at /data/src/10.3/mysys/thr_mutex.c:546
#2  0x000055d40ab85289 in inline_mysql_cond_timedwait (that=0x55d40c040200 <COND_timer>, mutex=0x55d40c040140 <LOCK_timer>, abstime=0x7fa893a5aeb0, src_file=0x55d40af54d10 "/data/src/10.3/mysys/thr_timer.c", src_line=292) at /data/src/10.3/include/mysql/psi/mysql_thread.h:1175
#3  0x000055d40ab85dd5 in timer_handler (arg=0x0) at /data/src/10.3/mysys/thr_timer.c:292
#4  0x000055d40a6b9f4c in pfs_spawn_thread (arg=0x55d40dedaf60) at /data/src/10.3/storage/perfschema/pfs.cc:1862
#5  0x00007fa899b09494 in start_thread (arg=0x7fa893a5b700) at pthread_create.c:333
#6  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 11 (Thread 0x7fa88affd700 (LWP 13059)):
#0  0x00007fa8999006ea in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x000055d40a79e189 in LinuxAIOHandler::collect (this=0x7fa88affcc40) at /data/src/10.3/storage/innobase/os/os0file.cc:1896
#2  0x000055d40a79e6b6 in LinuxAIOHandler::poll (this=0x7fa88affcc40, m1=0x7fa88affcce8, m2=0x7fa88affccf0, request=0x7fa88affcd20) at /data/src/10.3/storage/innobase/os/os0file.cc:2041
#3  0x000055d40a79e816 in os_aio_linux_handler (global_segment=4, m1=0x7fa88affcce8, m2=0x7fa88affccf0, request=0x7fa88affcd20) at /data/src/10.3/storage/innobase/os/os0file.cc:2095
#4  0x000055d40a7a332e in os_aio_handler (segment=4, m1=0x7fa88affcce8, m2=0x7fa88affccf0, request=0x7fa88affcd20) at /data/src/10.3/storage/innobase/os/os0file.cc:5678
#5  0x000055d40aa239ab in fil_aio_wait (segment=4) at /data/src/10.3/storage/innobase/fil/fil0fil.cc:5460
#6  0x000055d40a8b298e in io_handler_thread (arg=0x55d40c028960 <n+32>) at /data/src/10.3/storage/innobase/srv/srv0start.cc:340
#7  0x00007fa899b09494 in start_thread (arg=0x7fa88affd700) at pthread_create.c:333
#8  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 10 (Thread 0x7fa87ffff700 (LWP 13065)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x000055d40a7aabbd in os_event::timed_wait (this=0x55d40e008960, abstime=0x7fa87fffee50) at /data/src/10.3/storage/innobase/os/os0event.cc:286
#2  0x000055d40a7aaec7 in os_event::wait_time_low (this=0x55d40e008960, time_in_usec=5000000, reset_sig_count=1) at /data/src/10.3/storage/innobase/os/os0event.cc:413
#3  0x000055d40a7ab0a8 in os_event_wait_time_low (event=0x55d40e008960, time_in_usec=5000000, reset_sig_count=1) at /data/src/10.3/storage/innobase/os/os0event.cc:518
#4  0x000055d40a8ad65d in srv_monitor_thread () at /data/src/10.3/storage/innobase/srv/srv0srv.cc:1722
#5  0x00007fa899b09494 in start_thread (arg=0x7fa87ffff700) at pthread_create.c:333
#6  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 9 (Thread 0x7fa8727fc700 (LWP 13075)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x000055d40a7ab318 in os_event::wait (this=0x55d40e008ae0) at /data/src/10.3/storage/innobase/os/os0event.cc:166
#2  0x000055d40a7aad27 in os_event::wait_low (this=0x55d40e008ae0, reset_sig_count=1) at /data/src/10.3/storage/innobase/os/os0event.cc:336
#3  0x000055d40a7ab0cd in os_event_wait_low (event=0x55d40e008ae0, reset_sig_count=0) at /data/src/10.3/storage/innobase/os/os0event.cc:535
#4  0x000055d40a982c79 in buf_resize_thread () at /data/src/10.3/storage/innobase/buf/buf0buf.cc:3073
#5  0x00007fa899b09494 in start_thread (arg=0x7fa8727fc700) at pthread_create.c:333
#6  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 8 (Thread 0x7fa872ffd700 (LWP 13074)):
#0  0x00007fa899b127dd in nanosleep () at ../sysdeps/unix/syscall-template.S:84
#1  0x000055d40a7ab60f in os_thread_sleep (tm=1000000) at /data/src/10.3/storage/innobase/os/os0thread.cc:230
#2  0x000055d40a9747ef in btr_defragment_thread () at /data/src/10.3/storage/innobase/btr/btr0defragment.cc:760
#3  0x00007fa899b09494 in start_thread (arg=0x7fa872ffd700) at pthread_create.c:333
#4  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 7 (Thread 0x7fa87d7fa700 (LWP 13070)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x000055d40a7ab318 in os_event::wait (this=0x55d40e008860) at /data/src/10.3/storage/innobase/os/os0event.cc:166
#2  0x000055d40a7aad27 in os_event::wait_low (this=0x55d40e008860, reset_sig_count=18) at /data/src/10.3/storage/innobase/os/os0event.cc:336
#3  0x000055d40a7ab0cd in os_event_wait_low (event=0x55d40e008860, reset_sig_count=0) at /data/src/10.3/storage/innobase/os/os0event.cc:535
#4  0x000055d40a8ab827 in srv_resume_thread (slot=0x55d40b5e9470 <srv_sys+496>, sig_count=0, wait=true, timeout_usec=0) at /data/src/10.3/storage/innobase/srv/srv0srv.cc:918
#5  0x000055d40a8af69b in srv_worker_thread (arg=0x0) at /data/src/10.3/storage/innobase/srv/srv0srv.cc:2625
#6  0x00007fa899b09494 in start_thread (arg=0x7fa87d7fa700) at pthread_create.c:333
#7  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 6 (Thread 0x7fa87cff9700 (LWP 13071)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x000055d40a7ab318 in os_event::wait (this=0x55d40e008760) at /data/src/10.3/storage/innobase/os/os0event.cc:166
#2  0x000055d40a7aad27 in os_event::wait_low (this=0x55d40e008760, reset_sig_count=17) at /data/src/10.3/storage/innobase/os/os0event.cc:336
#3  0x000055d40a7ab0cd in os_event_wait_low (event=0x55d40e008760, reset_sig_count=0) at /data/src/10.3/storage/innobase/os/os0event.cc:535
#4  0x000055d40a8ab827 in srv_resume_thread (slot=0x55d40b5e9400 <srv_sys+384>, sig_count=0, wait=true, timeout_usec=0) at /data/src/10.3/storage/innobase/srv/srv0srv.cc:918
#5  0x000055d40a8af69b in srv_worker_thread (arg=0x0) at /data/src/10.3/storage/innobase/srv/srv0srv.cc:2625
#6  0x00007fa899b09494 in start_thread (arg=0x7fa87cff9700) at pthread_create.c:333
#7  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 5 (Thread 0x7fa8897fa700 (LWP 13063)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x000055d40a7aabbd in os_event::timed_wait (this=0x55d40e62e8c0, abstime=0x7fa8897f9e80) at /data/src/10.3/storage/innobase/os/os0event.cc:286
#2  0x000055d40a7aaec7 in os_event::wait_time_low (this=0x55d40e62e8c0, time_in_usec=1000000, reset_sig_count=1) at /data/src/10.3/storage/innobase/os/os0event.cc:413
#3  0x000055d40a7ab0a8 in os_event_wait_time_low (event=0x55d40e62e8c0, time_in_usec=1000000, reset_sig_count=1) at /data/src/10.3/storage/innobase/os/os0event.cc:518
#4  0x000055d40a775fef in lock_wait_timeout_thread () at /data/src/10.3/storage/innobase/lock/lock0wait.cc:529
#5  0x00007fa899b09494 in start_thread (arg=0x7fa8897fa700) at pthread_create.c:333
#6  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 4 (Thread 0x7fa88a7fc700 (LWP 13060)):
#0  0x00007fa8999006ea in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x000055d40a79e189 in LinuxAIOHandler::collect (this=0x7fa88a7fbc40) at /data/src/10.3/storage/innobase/os/os0file.cc:1896
#2  0x000055d40a79e6b6 in LinuxAIOHandler::poll (this=0x7fa88a7fbc40, m1=0x7fa88a7fbce8, m2=0x7fa88a7fbcf0, request=0x7fa88a7fbd20) at /data/src/10.3/storage/innobase/os/os0file.cc:2041
#3  0x000055d40a79e816 in os_aio_linux_handler (global_segment=5, m1=0x7fa88a7fbce8, m2=0x7fa88a7fbcf0, request=0x7fa88a7fbd20) at /data/src/10.3/storage/innobase/os/os0file.cc:2095
#4  0x000055d40a7a332e in os_aio_handler (segment=5, m1=0x7fa88a7fbce8, m2=0x7fa88a7fbcf0, request=0x7fa88a7fbd20) at /data/src/10.3/storage/innobase/os/os0file.cc:5678
#5  0x000055d40aa239ab in fil_aio_wait (segment=5) at /data/src/10.3/storage/innobase/fil/fil0fil.cc:5460
#6  0x000055d40a8b298e in io_handler_thread (arg=0x55d40c028968 <n+40>) at /data/src/10.3/storage/innobase/srv/srv0start.cc:340
#7  0x00007fa899b09494 in start_thread (arg=0x7fa88a7fc700) at pthread_create.c:333
#8  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 3 (Thread 0x7fa891287700 (LWP 13055)):
#0  0x00007fa8999006ea in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x000055d40a79e189 in LinuxAIOHandler::collect (this=0x7fa891286c40) at /data/src/10.3/storage/innobase/os/os0file.cc:1896
#2  0x000055d40a79e6b6 in LinuxAIOHandler::poll (this=0x7fa891286c40, m1=0x7fa891286ce8, m2=0x7fa891286cf0, request=0x7fa891286d20) at /data/src/10.3/storage/innobase/os/os0file.cc:2041
#3  0x000055d40a79e816 in os_aio_linux_handler (global_segment=0, m1=0x7fa891286ce8, m2=0x7fa891286cf0, request=0x7fa891286d20) at /data/src/10.3/storage/innobase/os/os0file.cc:2095
#4  0x000055d40a7a332e in os_aio_handler (segment=0, m1=0x7fa891286ce8, m2=0x7fa891286cf0, request=0x7fa891286d20) at /data/src/10.3/storage/innobase/os/os0file.cc:5678
#5  0x000055d40aa239ab in fil_aio_wait (segment=0) at /data/src/10.3/storage/innobase/fil/fil0fil.cc:5460
#6  0x000055d40a8b298e in io_handler_thread (arg=0x55d40c028940 <n>) at /data/src/10.3/storage/innobase/srv/srv0start.cc:340
#7  0x00007fa899b09494 in start_thread (arg=0x7fa891287700) at pthread_create.c:333
#8  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 2 (Thread 0x7fa8926f1700 (LWP 13054)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x000055d40ab842e9 in safe_cond_timedwait (cond=0x55d40bfdd540 <COND_checkpoint>, mp=0x55d40bfdd480 <LOCK_checkpoint>, abstime=0x7fa8926f0e00, file=0x55d40adb0cb0 "/data/src/10.3/include/mysql/psi/mysql_thread.h", line=1175) at /data/src/10.3/mysys/thr_mutex.c:546
#2  0x000055d40a604b61 in inline_mysql_cond_timedwait (that=0x55d40bfdd540 <COND_checkpoint>, mutex=0x55d40bfdd480 <LOCK_checkpoint>, abstime=0x7fa8926f0e00, src_file=0x55d40adb0ce0 "/data/src/10.3/storage/maria/ma_servicethread.c", src_line=116) at /data/src/10.3/include/mysql/psi/mysql_thread.h:1175
#3  0x000055d40a605073 in my_service_thread_sleep (control=0x55d40b5d88c0 <checkpoint_control>, sleep_time=29000000000) at /data/src/10.3/storage/maria/ma_servicethread.c:115
#4  0x000055d40a5f9998 in ma_checkpoint_background (arg=0x1e) at /data/src/10.3/storage/maria/ma_checkpoint.c:709
#5  0x000055d40a6b9f4c in pfs_spawn_thread (arg=0x55d40deed820) at /data/src/10.3/storage/perfschema/pfs.cc:1862
#6  0x00007fa899b09494 in start_thread (arg=0x7fa8926f1700) at pthread_create.c:333
#7  0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 1 (Thread 0x7fa8887ae700 (LWP 13081)):
#0  __pthread_kill (threadid=<optimized out>, signo=6) at ../sysdeps/unix/sysv/linux/pthread_kill.c:57
#1  0x000055d40ab7ea21 in my_write_core (sig=6) at /data/src/10.3/mysys/stacktrace.c:481
#2  0x000055d40a3ae6f2 in handle_fatal_signal (sig=6) at /data/src/10.3/sql/signal_handler.cc:303
#3  <signal handler called>
#4  0x00007fa897bcbfcf in raise () from /lib/x86_64-linux-gnu/libc.so.6
#5  0x00007fa897bcd3fa in abort () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x00007fa897bc4e37 in __assert_fail_base () from /lib/x86_64-linux-gnu/libc.so.6
#7  0x00007fa897bc4ee2 in __assert_fail () from /lib/x86_64-linux-gnu/libc.so.6
#8  0x000055d40a82df32 in trx_id_check (db_trx_id=0x7fa8917d0082, trx_id=1287) at /data/src/10.3/storage/innobase/include/trx0sys.h:186
#9  0x000055d40a84dc68 in row_log_table_apply_delete (thr=0x7fa84014b010, trx_id_col=1, mrec=0x7fa88861b01f "\200", moffsets=0x7fa84014b540, offsets_heap=0x7fa840064490, heap=0x7fa840060400, log=0x7fa8400402c0, save_ext=0x0, ext_size=0) at /data/src/10.3/storage/innobase/row/row0log.cc:2065
#10 0x000055d40a84f9b9 in row_log_table_apply_op (thr=0x7fa84014b010, new_trx_id_col=1, dup=0x7fa8887a9560, error=0x7fa8887a930c, offsets_heap=0x7fa840064490, heap=0x7fa840060400, mrec=0x7fa88861b01f "\200", mrec_end=0x7fa88861b030 "", offsets=0x7fa84014b540) at /data/src/10.3/storage/innobase/row/row0log.cc:2624
#11 0x000055d40a851ca8 in row_log_table_apply_ops (thr=0x7fa84014b010, dup=0x7fa8887a9560, stage=0x7fa84018c580) at /data/src/10.3/storage/innobase/row/row0log.cc:3177
#12 0x000055d40a852267 in row_log_table_apply (thr=0x7fa84014b010, old_table=0x7fa840155998, table=0x7fa840152a50, stage=0x7fa84018c580) at /data/src/10.3/storage/innobase/row/row0log.cc:3276
#13 0x000055d40a722e2f in commit_try_rebuild (ha_alter_info=0x7fa8887aa520, ctx=0x7fa840015fc8, altered_table=0x7fa840152a50, old_table=0x7fa84014f480, trx=0x7fa891af10d8, table_name=0x7fa84000dcad "t2") at /data/src/10.3/storage/innobase/handler/handler0alter.cc:8301
#14 0x000055d40a71da90 in ha_innobase::commit_inplace_alter_table (this=0x7fa8401500a8, altered_table=0x7fa840152a50, ha_alter_info=0x7fa8887aa520, commit=true) at /data/src/10.3/storage/innobase/handler/handler0alter.cc:9137
#15 0x000055d40a3b9c76 in handler::ha_commit_inplace_alter_table (this=0x7fa8401500a8, altered_table=0x7fa840152a50, ha_alter_info=0x7fa8887aa520, commit=true) at /data/src/10.3/sql/handler.cc:4251
#16 0x000055d40a1c0f58 in mysql_inplace_alter_table (thd=0x7fa840000b00, table_list=0x7fa840014ae8, table=0x7fa84014f480, altered_table=0x7fa840152a50, ha_alter_info=0x7fa8887aa520, inplace_supported=HA_ALTER_INPLACE_NO_LOCK_AFTER_PREPARE, target_mdl_request=0x7fa8887aa590, alter_ctx=0x7fa8887ab150) at /data/src/10.3/sql/sql_table.cc:7229
#17 0x000055d40a1c623c in mysql_alter_table (thd=0x7fa840000b00, new_db=0x7fa8400150f8 "test", new_name=0x0, create_info=0x7fa8887abd60, table_list=0x7fa840014ae8, alter_info=0x7fa8887abcb0, order_num=0, order=0x0, ignore=false) at /data/src/10.3/sql/sql_table.cc:9205
#18 0x000055d40a244e7b in Sql_cmd_alter_table::execute (this=0x7fa840015100, thd=0x7fa840000b00) at /data/src/10.3/sql/sql_alter.cc:331
#19 0x000055d40a0f8172 in mysql_execute_command (thd=0x7fa840000b00) at /data/src/10.3/sql/sql_parse.cc:6236
#20 0x000055d40a0fca1c in mysql_parse (thd=0x7fa840000b00, rawbuf=0x7fa8400149f8 "ALTER TABLE t2 ROW_FORMAT=DYNAMIC", length=33, parser_state=0x7fa8887ad610, is_com_multi=false, is_next_command=false) at /data/src/10.3/sql/sql_parse.cc:7921
#21 0x000055d40a0ea1bd in dispatch_command (command=COM_QUERY, thd=0x7fa840000b00, packet=0x7fa84008fce1 "ALTER TABLE t2 ROW_FORMAT=DYNAMIC", packet_length=33, is_com_multi=false, is_next_command=false) at /data/src/10.3/sql/sql_parse.cc:1819
#22 0x000055d40a0e8c1b in do_command (thd=0x7fa840000b00) at /data/src/10.3/sql/sql_parse.cc:1370
#23 0x000055d40a23f9f4 in do_handle_one_connection (connect=0x55d40e4e3e60) at /data/src/10.3/sql/sql_connect.cc:1418
#24 0x000055d40a23f781 in handle_one_connection (arg=0x55d40e4e3e60) at /data/src/10.3/sql/sql_connect.cc:1324
#25 0x000055d40a6b9f4c in pfs_spawn_thread (arg=0x55d40e500a50) at /data/src/10.3/storage/perfschema/pfs.cc:1862
#26 0x00007fa899b09494 in start_thread (arg=0x7fa8887ae700) at pthread_create.c:333
#27 0x00007fa897c8193f in clone () from /lib/x86_64-linux-gnu/libc.so.6