origin/10.5 b753ac066bc26acda9deb707a31c112f1bbf9ec2 2020-03-10T15:09:17+05:30
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Server error log
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...
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2020-03-10 13:01:56 0 [Note] /home/mleich/10.5/bld_debug/sql/mysqld (initiated by: root[root] @ localhost [127.0.0.1]): Normal shutdown
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2020-03-10 13:01:56 0 [Note] Event Scheduler: Purging the queue. 0 events
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2020-03-10 13:02:08 0 [Note] InnoDB: FTS optimize thread exiting.
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200310 13:02:08 [ERROR] mysqld got signal 11 ;
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...
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stack_bottom = 0x0 thread_stack 0x49000
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/home/mleich/10.5/bld_debug/sql/mysqld(my_print_stacktrace+0x40)[0x56258aecfac5]
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/home/mleich/10.5/bld_debug/sql/mysqld(handle_fatal_signal+0x3ae)[0x56258a5c88a1]
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/lib/x86_64-linux-gnu/libpthread.so.0(+0x12890)[0x7fe4c18d5890]
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/home/mleich/10.5/bld_debug/sql/mysqld(+0x13fa851)[0x56258add7851]
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/home/mleich/10.5/bld_debug/sql/mysqld(+0x1401020)[0x56258adde020]
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/home/mleich/10.5/bld_debug/sql/mysqld(_ZN5tpool10task_group7executeEPNS_4taskE+0x9c)[0x56258ae32868]
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/home/mleich/10.5/bld_debug/sql/mysqld(_ZN5tpool4task7executeEv+0x30)[0x56258ae32c1e]
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2020-03-10 13:02:10 0 [Note] InnoDB: Starting shutdown...
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/home/mleich/10.5/bld_debug/sql/mysqld(_ZN5tpool19thread_pool_generic11worker_mainEPNS_11worker_dataE+0x98)[0x56258ae2c24e]
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/home/mleich/10.5/bld_debug/sql/mysqld(_ZSt13__invoke_implIvMN5tpool19thread_pool_genericEFvPNS0_11worker_dataEEPS1_JS3_EET_St21__invoke_memfun_derefOT0_OT1_DpOT2_+0x80)[0x56258ae2f6bd]
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/home/mleich/10.5/bld_debug/sql/mysqld(_ZSt8__invokeIMN5tpool19thread_pool_genericEFvPNS0_11worker_dataEEJPS1_S3_EENSt15__invoke_resultIT_JDpT0_EE4typeEOS8_DpOS9_+0x57)[0x56258ae2e9a9]
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/home/mleich/10.5/bld_debug/sql/mysqld(_ZNSt6thread8_InvokerISt5tupleIJMN5tpool19thread_pool_genericEFvPNS2_11worker_dataEEPS3_S5_EEE9_M_invokeIJLm0ELm1ELm2EEEEDTcl8__invokespcl10_S_declvalIXT_EEEEESt12_Index_tupleIJXspT_EEE+0x5f)[0x56258ae3253d]
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/home/mleich/10.5/bld_debug/sql/mysqld(_ZNSt6thread8_InvokerISt5tupleIJMN5tpool19thread_pool_genericEFvPNS2_11worker_dataEEPS3_S5_EEEclEv+0x1d)[0x56258ae324d7]
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/home/mleich/10.5/bld_debug/sql/mysqld(_ZNSt6thread11_State_implINS_8_InvokerISt5tupleIJMN5tpool19thread_pool_genericEFvPNS3_11worker_dataEEPS4_S6_EEEEE6_M_runEv+0x1c)[0x56258ae324b6]
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2020-03-10 13:02:10 0 [Note] InnoDB: Dumping buffer pool(s) to /dev/shm/vardir/1583844040/157/1/data/ib_buffer_pool
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2020-03-10 13:02:10 0 [Note] InnoDB: Restricted to 1014 pages due to innodb_buf_pool_dump_pct=25
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2020-03-10 13:02:10 0 [Note] InnoDB: Buffer pool(s) dump completed at 200310 13:02:10
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/usr/lib/x86_64-linux-gnu/libstdc++.so.6(+0xbd66f)[0x7fe4c13f366f]
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/lib/x86_64-linux-gnu/libpthread.so.0(+0x76db)[0x7fe4c18ca6db]
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/lib/x86_64-linux-gnu/libc.so.6(clone+0x3f)[0x7fe4c0ab088f]
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Thread 1 (Thread 0x7fe2477f6700 (LWP 10117)):
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#0 __pthread_kill (threadid=<optimized out>, signo=11) at ../sysdeps/unix/sysv/linux/pthread_kill.c:57
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#1 0x000056258aecfbb7 in my_write_core (sig=11) at /home/mleich/10.5/mysys/stacktrace.c:518
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#2 0x000056258a5c8c2b in handle_fatal_signal (sig=11) at /home/mleich/10.5/sql/signal_handler.cc:343
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#3 <signal handler called>
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#4 0x000056258add7851 in ib_vector_size (vec=0x0) at /home/mleich/10.5/storage/innobase/include/ut0vec.ic:118
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#5 0x000056258adde020 in fts_optimize_callback () at /home/mleich/10.5/storage/innobase/fts/fts0opt.cc:2926
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#6 0x000056258ae32868 in tpool::task_group::execute (this=0x56258c660e80 <_ZL10task_group>, t=0x56258c660f20 <task>) at /home/mleich/10.5/tpool/task_group.cc:55
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#7 0x000056258ae32c1e in tpool::task::execute (this=0x56258c660f20 <task>) at /home/mleich/10.5/tpool/task.cc:47
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#8 0x000056258ae2c24e in tpool::thread_pool_generic::worker_main (this=0x56258ca3ee40, thread_var=0x56258ca765d0) at /home/mleich/10.5/tpool/tpool_generic.cc:518
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#9 0x000056258ae2f6bd in std::__invoke_impl<void, void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__f=@0x7fe36c65d678: (void (tpool::thread_pool_generic::*)(tpool::thread_pool_generic * const, tpool::worker_data *)) 0x56258ae2c1b6 <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>, __t=@0x7fe36c65d670: 0x56258ca3ee40, __args#0=@0x7fe36c65d668: 0x56258ca765d0) at /usr/include/c++/7/bits/invoke.h:73
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#10 0x000056258ae2e9a9 in std::__invoke<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__fn=@0x7fe36c65d678: (void (tpool::thread_pool_generic::*)(tpool::thread_pool_generic * const, tpool::worker_data *)) 0x56258ae2c1b6 <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>, __args#0=@0x7fe36c65d670: 0x56258ca3ee40, __args#1=@0x7fe36c65d668: 0x56258ca765d0) at /usr/include/c++/7/bits/invoke.h:95
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#11 0x000056258ae3253d in std::thread::_Invoker<std::tuple<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> >::_M_invoke<0ul, 1ul, 2ul> (this=0x7fe36c65d668) at /usr/include/c++/7/thread:234
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#12 0x000056258ae324d7 in std::thread::_Invoker<std::tuple<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> >::operator() (this=0x7fe36c65d668) at /usr/include/c++/7/thread:243
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#13 0x000056258ae324b6 in std::thread::_State_impl<std::thread::_Invoker<std::tuple<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> > >::_M_run (this=0x7fe36c65d660) at /usr/include/c++/7/thread:186
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#14 0x00007fe4c13f366f in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
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#15 0x00007fe4c18ca6db in start_thread (arg=0x7fe2477f6700) at pthread_create.c:463
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#16 0x00007fe4c0ab088f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
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Some remarkable characteristic of the shutdown crashes observed is that "fts_optimize_callback ()" is usually around.
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/home/mleich/RQG_mleich/rqg.pl \
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--gendata=conf/engines/innodb/full_text_search.zz \
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--short_column_names \
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--grammar=conf/engines/innodb/full_text_search.yy \
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--redefine=conf/mariadb/alter_table.yy \
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--redefine=conf/mariadb/instant_add.yy \
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--redefine=conf/mariadb/modules/alter_table_columns.yy \
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--redefine=conf/mariadb/sp.yy \
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--redefine=conf/mariadb/bulk_insert.yy \
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--redefine=conf/mariadb/modules/foreign_keys.yy \
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--redefine=conf/mariadb/modules/locks.yy \
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--redefine=conf/mariadb/modules/sql_mode.yy \
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--redefine=conf/mariadb/redefine_temporary_tables.yy \
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--redefine=conf/mariadb/versioning.yy \
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--redefine=conf/mariadb/sequences.yy \
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--mysqld=--innodb_use_native_aio=1 \
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--mysqld=--innodb_stats_persistent=off \
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--mysqld=--innodb_lock_schedule_algorithm=fcfs \
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--mysqld=--loose-idle_write_transaction_timeout=0 \
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--mysqld=--loose-idle_transaction_timeout=0 \
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--mysqld=--loose-idle_readonly_transaction_timeout=0 \
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--mysqld=--connect_timeout=60 \
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--mysqld=--interactive_timeout=28800 \
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--mysqld=--slave_net_timeout=60 \
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--mysqld=--net_read_timeout=30 \
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--mysqld=--net_write_timeout=60 \
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--mysqld=--loose-table_lock_wait_timeout=50 \
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--mysqld=--wait_timeout=28800 \
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--mysqld=--lock-wait-timeout=86400 \
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--mysqld=--innodb-lock-wait-timeout=50 \
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--no-mask \
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--queries=10000000 \
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--duration=300 \
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--seed=random \
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--reporters=Backtrace \
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--reporters=ErrorLog \
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--reporters=Deadlock1 \
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--validators=None \
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--mysqld=--log_output=none \
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--mysqld=--log-bin \
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--mysqld=--log_bin_trust_function_creators=1 \
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--mysqld=--loose-max-statement-time=30 \
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--mysqld=--loose-debug_assert_on_not_freed_memory=0 \
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--engine=InnoDB \
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--mysqld=--innodb-buffer-pool-size=256M \
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--threads=33 \
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--mysqld=--innodb_page_size=64K \
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--no_mask \
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... some setting being specific to the box used.
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I will add more information soon.
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backtrace.txt