Thread 17 (Thread 0x7f8427b09300 (LWP 53964)):
#0  0x00007f8444467bf9 in __GI___poll (fds=0x7f8427b08280, nfds=1, timeout=28800000) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f84463b2701 in poll () from /usr/lib/x86_64-linux-gnu/libasan.so.4
#2  0x0000558bca6d5b95 in vio_io_wait (vio=0x61600004fe98, event=VIO_IO_EVENT_READ, timeout=28800000) at /home/mleich/bb-10.5-marko/vio/viosocket.c:1000
#3  0x0000558bca6d12bc in vio_socket_io_wait (vio=0x61600004fe98, event=VIO_IO_EVENT_READ) at /home/mleich/bb-10.5-marko/vio/viosocket.c:118
#4  0x0000558bca6d183d in vio_read (vio=0x61600004fe98, buf=0x6290000cd218 "ma_max_stage_classes\003\061\066\060-", size=4) at /home/mleich/bb-10.5-marko/vio/viosocket.c:199
#5  0x0000558bca51b9d0 in my_real_read (net=0x62b00008c510, complen=0x7f8427b08740, header=1 '\001') at /home/mleich/bb-10.5-marko/sql/net_serv.cc:964
#6  0x0000558bca51d441 in my_net_read_packet_reallen (net=0x62b00008c510, read_from_server=1 '\001', reallen=0x7f8427b087e0) at /home/mleich/bb-10.5-marko/sql/net_serv.cc:1245
#7  0x0000558bca51d2b6 in my_net_read_packet (net=0x62b00008c510, read_from_server=1 '\001') at /home/mleich/bb-10.5-marko/sql/net_serv.cc:1229
#8  0x0000558bc998fc48 in do_command (thd=0x62b00008c218) at /home/mleich/bb-10.5-marko/sql/sql_parse.cc:1232
#9  0x0000558bc9db5f3d in do_handle_one_connection (connect=0x608000003638, put_in_cache=true) at /home/mleich/bb-10.5-marko/sql/sql_connect.cc:1422
#10 0x0000558bc9db57d9 in handle_one_connection (arg=0x608000003638) at /home/mleich/bb-10.5-marko/sql/sql_connect.cc:1319
#11 0x0000558bcaa6037b in pfs_spawn_thread (arg=0x615000004698) at /home/mleich/bb-10.5-marko/storage/perfschema/pfs.cc:2201
#12 0x00007f844528e6db in start_thread (arg=0x7f8427b09300) at pthread_create.c:463
#13 0x00007f844447488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f8427b6b300 (LWP 53889)):
#0  0x00007f84452949f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x558bcdee4fcc <COND_slave_background+44>) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x558bcdeeb648 <LOCK_slave_background+40>, cond=0x558bcdee4fa0 <COND_slave_background>) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x558bcdee4fa0 <COND_slave_background>, mutex=0x558bcdeeb648 <LOCK_slave_background+40>) at pthread_cond_wait.c:655
#3  0x0000558bcb6cec84 in safe_cond_wait (cond=0x558bcdee4fa0 <COND_slave_background>, mp=0x558bcdeeb620 <LOCK_slave_background>, file=0x558bcba8b640 "/home/mleich/bb-10.5-marko/include/mysql/psi/mysql_thread.h", line=1231)
    at /home/mleich/bb-10.5-marko/mysys/thr_mutex.c:488
#4  0x0000558bc970602c in inline_mysql_cond_wait (that=0x558bcdee4fa0 <COND_slave_background>, mutex=0x558bcdeeb620 <LOCK_slave_background>, src_file=0x558bcba8fc40 "/home/mleich/bb-10.5-marko/sql/slave.cc", src_line=525)
    at /home/mleich/bb-10.5-marko/include/mysql/psi/mysql_thread.h:1231
#5  0x0000558bc9709d85 in handle_slave_background (arg=0x0) at /home/mleich/bb-10.5-marko/sql/slave.cc:525
#6  0x0000558bcaa6037b in pfs_spawn_thread (arg=0x615000004418) at /home/mleich/bb-10.5-marko/storage/perfschema/pfs.cc:2201
#7  0x00007f844528e6db in start_thread (arg=0x7f8427b6b300) at pthread_create.c:463
#8  0x00007f844447488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f84475467c0 (LWP 53779)):
#0  0x00007f8444467bf9 in __GI___poll (fds=0x7fffbea55360, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f84463b2701 in poll () from /usr/lib/x86_64-linux-gnu/libasan.so.4
#2  0x0000558bc96b0455 in handle_connections_sockets () at /home/mleich/bb-10.5-marko/sql/mysqld.cc:6308
#3  0x0000558bc96aeaf7 in mysqld_main (argc=38, argv=0x6150000005f8) at /home/mleich/bb-10.5-marko/sql/mysqld.cc:5770
#4  0x0000558bc96979da in main (argc=37, argv=0x7fffbea55738) at /home/mleich/bb-10.5-marko/sql/main.cc:25

Thread 14 (Thread 0x7f8420ac7700 (LWP 55529)):
#0  0x00007f8445294f85 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f8420ac68f0, expected=0, futex_word=0x63000000fa2c) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  __pthread_cond_wait_common (abstime=0x7f8420ac68f0, mutex=0x616000006790, cond=0x63000000fa00) at pthread_cond_wait.c:539
#2  __pthread_cond_timedwait (cond=0x63000000fa00, mutex=0x616000006790, abstime=0x7f8420ac68f0) at pthread_cond_wait.c:667
#3  0x0000558bcb4f39cb in __gthread_cond_timedwait (__cond=0x63000000fa00, __mutex=0x616000006790, __abs_timeout=0x7f8420ac68f0) at /usr/include/x86_64-linux-gnu/c++/7/bits/gthr-default.h:871
#4  0x0000558bcb4fed94 in std::condition_variable::__wait_until_impl<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=0x63000000fa00, __lock=..., __atime=...) at /usr/include/c++/7/condition_variable:178
#5  0x0000558bcb4fca25 in std::condition_variable::wait_until<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=0x63000000fa00, __lock=..., __atime=...) at /usr/include/c++/7/condition_variable:106
#6  0x0000558bcb4fa82b in std::condition_variable::wait_for<long, std::ratio<1l, 1000l> > (this=0x63000000fa00, __lock=..., __rtime=...) at /usr/include/c++/7/condition_variable:143
#7  0x0000558bcb4f3e10 in tpool::thread_pool_generic::wait_for_tasks (this=0x616000006680, lk=..., thread_data=0x63000000fa00) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:418
#8  0x0000558bcb4f426a in tpool::thread_pool_generic::get_task (this=0x616000006680, thread_var=0x63000000fa00, t=0x7f8420ac6be0) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:471
#9  0x0000558bcb4f488d in tpool::thread_pool_generic::worker_main (this=0x616000006680, thread_var=0x63000000fa00) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:516
#10 0x0000558bcb4fd5d2 in std::__invoke_impl<void, void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__f=
    @0x60400001a0a8: (void (tpool::thread_pool_generic::*)(tpool::thread_pool_generic * const, tpool::worker_data *)) 0x558bcb4f476c <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>, __t=@0x60400001a0a0: 0x616000006680)
    at /usr/include/c++/7/bits/invoke.h:73
#11 0x0000558bcb4fb3d9 in std::__invoke<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__fn=
    @0x60400001a0a8: (void (tpool::thread_pool_generic::*)(tpool::thread_pool_generic * const, tpool::worker_data *)) 0x558bcb4f476c <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>) at /usr/include/c++/7/bits/invoke.h:95
#12 0x0000558bcb503743 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=0x60400001a098) at /usr/include/c++/7/thread:234
#13 0x0000558bcb503691 in std::thread::_Invoker<std::tuple<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> >::operator() (this=0x60400001a098) at /usr/include/c++/7/thread:243
#14 0x0000558bcb5035f2 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=0x60400001a090) at /usr/include/c++/7/thread:186
#15 0x00007f8444db76ef in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#16 0x00007f844528e6db in start_thread (arg=0x7f8420ac7700) at pthread_create.c:463
#17 0x00007f844447488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f842c26d300 (LWP 53887)):
#0  0x00007f844439326c in __GI___sigtimedwait (set=<optimized out>, info=0x7f842c26c6c0, timeout=0x0) at ../sysdeps/unix/sysv/linux/sigtimedwait.c:42
#1  0x00007f84463cccb0 in ?? () from /usr/lib/x86_64-linux-gnu/libasan.so.4
#2  0x0000558bc9697b6e in my_sigwait (set=0x7f842c26c930, sig=0x7f842c26c7f0, code=0x7f842c26c830) at /home/mleich/bb-10.5-marko/include/my_pthread.h:198
#3  0x0000558bc96a5c5f in signal_hand (arg=0x0) at /home/mleich/bb-10.5-marko/sql/mysqld.cc:3087
#4  0x0000558bcaa6037b in pfs_spawn_thread (arg=0x615000003a18) at /home/mleich/bb-10.5-marko/storage/perfschema/pfs.cc:2201
#5  0x00007f844528e6db in start_thread (arg=0x7f842c26d300) at pthread_create.c:463
#6  0x00007f844447488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f8414eb4700 (LWP 55269)):
#0  0x00007f8445294f85 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f8414eb38f0, expected=0, futex_word=0x63000000faac) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  __pthread_cond_wait_common (abstime=0x7f8414eb38f0, mutex=0x616000006790, cond=0x63000000fa80) at pthread_cond_wait.c:539
#2  __pthread_cond_timedwait (cond=0x63000000fa80, mutex=0x616000006790, abstime=0x7f8414eb38f0) at pthread_cond_wait.c:667
#3  0x0000558bcb4f39cb in __gthread_cond_timedwait (__cond=0x63000000fa80, __mutex=0x616000006790, __abs_timeout=0x7f8414eb38f0) at /usr/include/x86_64-linux-gnu/c++/7/bits/gthr-default.h:871
#4  0x0000558bcb4fed94 in std::condition_variable::__wait_until_impl<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=0x63000000fa80, __lock=..., __atime=...) at /usr/include/c++/7/condition_variable:178
#5  0x0000558bcb4fca25 in std::condition_variable::wait_until<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=0x63000000fa80, __lock=..., __atime=...) at /usr/include/c++/7/condition_variable:106
#6  0x0000558bcb4fa82b in std::condition_variable::wait_for<long, std::ratio<1l, 1000l> > (this=0x63000000fa80, __lock=..., __rtime=...) at /usr/include/c++/7/condition_variable:143
#7  0x0000558bcb4f3e10 in tpool::thread_pool_generic::wait_for_tasks (this=0x616000006680, lk=..., thread_data=0x63000000fa80) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:418
#8  0x0000558bcb4f426a in tpool::thread_pool_generic::get_task (this=0x616000006680, thread_var=0x63000000fa80, t=0x7f8414eb3be0) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:471
#9  0x0000558bcb4f488d in tpool::thread_pool_generic::worker_main (this=0x616000006680, thread_var=0x63000000fa80) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:516
#10 0x0000558bcb4fd5d2 in std::__invoke_impl<void, void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__f=
    @0x60400001a068: (void (tpool::thread_pool_generic::*)(tpool::thread_pool_generic * const, tpool::worker_data *)) 0x558bcb4f476c <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>, __t=@0x60400001a060: 0x616000006680)
    at /usr/include/c++/7/bits/invoke.h:73
#11 0x0000558bcb4fb3d9 in std::__invoke<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__fn=
    @0x60400001a068: (void (tpool::thread_pool_generic::*)(tpool::thread_pool_generic * const, tpool::worker_data *)) 0x558bcb4f476c <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>) at /usr/include/c++/7/bits/invoke.h:95
#12 0x0000558bcb503743 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=0x60400001a058) at /usr/include/c++/7/thread:234
#13 0x0000558bcb503691 in std::thread::_Invoker<std::tuple<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> >::operator() (this=0x60400001a058) at /usr/include/c++/7/thread:243
#14 0x0000558bcb5035f2 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=0x60400001a050) at /usr/include/c++/7/thread:186
#15 0x00007f8444db76ef in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#16 0x00007f844528e6db in start_thread (arg=0x7f8414eb4700) at pthread_create.c:463
#17 0x00007f844447488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f84156b5700 (LWP 55268)):
#0  0x00007f8445294f85 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f84156b48f0, expected=0, futex_word=0x63000000fb2c) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  __pthread_cond_wait_common (abstime=0x7f84156b48f0, mutex=0x616000006790, cond=0x63000000fb00) at pthread_cond_wait.c:539
#2  __pthread_cond_timedwait (cond=0x63000000fb00, mutex=0x616000006790, abstime=0x7f84156b48f0) at pthread_cond_wait.c:667
#3  0x0000558bcb4f39cb in __gthread_cond_timedwait (__cond=0x63000000fb00, __mutex=0x616000006790, __abs_timeout=0x7f84156b48f0) at /usr/include/x86_64-linux-gnu/c++/7/bits/gthr-default.h:871
#4  0x0000558bcb4fed94 in std::condition_variable::__wait_until_impl<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=0x63000000fb00, __lock=..., __atime=...) at /usr/include/c++/7/condition_variable:178
#5  0x0000558bcb4fca25 in std::condition_variable::wait_until<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=0x63000000fb00, __lock=..., __atime=...) at /usr/include/c++/7/condition_variable:106
#6  0x0000558bcb4fa82b in std::condition_variable::wait_for<long, std::ratio<1l, 1000l> > (this=0x63000000fb00, __lock=..., __rtime=...) at /usr/include/c++/7/condition_variable:143
#7  0x0000558bcb4f3e10 in tpool::thread_pool_generic::wait_for_tasks (this=0x616000006680, lk=..., thread_data=0x63000000fb00) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:418
#8  0x0000558bcb4f426a in tpool::thread_pool_generic::get_task (this=0x616000006680, thread_var=0x63000000fb00, t=0x7f84156b4be0) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:471
#9  0x0000558bcb4f488d in tpool::thread_pool_generic::worker_main (this=0x616000006680, thread_var=0x63000000fb00) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:516
#10 0x0000558bcb4fd5d2 in std::__invoke_impl<void, void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__f=
    @0x60400001a028: (void (tpool::thread_pool_generic::*)(tpool::thread_pool_generic * const, tpool::worker_data *)) 0x558bcb4f476c <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>, __t=@0x60400001a020: 0x616000006680)
    at /usr/include/c++/7/bits/invoke.h:73
#11 0x0000558bcb4fb3d9 in std::__invoke<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__fn=
    @0x60400001a028: (void (tpool::thread_pool_generic::*)(tpool::thread_pool_generic * const, tpool::worker_data *)) 0x558bcb4f476c <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>) at /usr/include/c++/7/bits/invoke.h:95
#12 0x0000558bcb503743 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=0x60400001a018) at /usr/include/c++/7/thread:234
#13 0x0000558bcb503691 in std::thread::_Invoker<std::tuple<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> >::operator() (this=0x60400001a018) at /usr/include/c++/7/thread:243
#14 0x0000558bcb5035f2 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=0x60400001a010) at /usr/include/c++/7/thread:186
#15 0x00007f8444db76ef in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#16 0x00007f844528e6db in start_thread (arg=0x7f84156b5700) at pthread_create.c:463
#17 0x00007f844447488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f842836c700 (LWP 53883)):
#0  0x00007f8445294f85 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f842836b8f0, expected=0, futex_word=0x63000000fbac) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  __pthread_cond_wait_common (abstime=0x7f842836b8f0, mutex=0x616000006790, cond=0x63000000fb80) at pthread_cond_wait.c:539
#2  __pthread_cond_timedwait (cond=0x63000000fb80, mutex=0x616000006790, abstime=0x7f842836b8f0) at pthread_cond_wait.c:667
#3  0x0000558bcb4f39cb in __gthread_cond_timedwait (__cond=0x63000000fb80, __mutex=0x616000006790, __abs_timeout=0x7f842836b8f0) at /usr/include/x86_64-linux-gnu/c++/7/bits/gthr-default.h:871
#4  0x0000558bcb4fed94 in std::condition_variable::__wait_until_impl<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=0x63000000fb80, __lock=..., __atime=...) at /usr/include/c++/7/condition_variable:178
#5  0x0000558bcb4fca25 in std::condition_variable::wait_until<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=0x63000000fb80, __lock=..., __atime=...) at /usr/include/c++/7/condition_variable:106
#6  0x0000558bcb4fa82b in std::condition_variable::wait_for<long, std::ratio<1l, 1000l> > (this=0x63000000fb80, __lock=..., __rtime=...) at /usr/include/c++/7/condition_variable:143
#7  0x0000558bcb4f3e10 in tpool::thread_pool_generic::wait_for_tasks (this=0x616000006680, lk=..., thread_data=0x63000000fb80) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:418
#8  0x0000558bcb4f426a in tpool::thread_pool_generic::get_task (this=0x616000006680, thread_var=0x63000000fb80, t=0x7f842836bbe0) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:471
#9  0x0000558bcb4f488d in tpool::thread_pool_generic::worker_main (this=0x616000006680, thread_var=0x63000000fb80) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:516
#10 0x0000558bcb4fd5d2 in std::__invoke_impl<void, void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__f=
    @0x604000006228: (void (tpool::thread_pool_generic::*)(tpool::thread_pool_generic * const, tpool::worker_data *)) 0x558bcb4f476c <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>, __t=@0x604000006220: 0x616000006680)
    at /usr/include/c++/7/bits/invoke.h:73
#11 0x0000558bcb4fb3d9 in std::__invoke<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__fn=
    @0x604000006228: (void (tpool::thread_pool_generic::*)(tpool::thread_pool_generic * const, tpool::worker_data *)) 0x558bcb4f476c <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>) at /usr/include/c++/7/bits/invoke.h:95
#12 0x0000558bcb503743 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=0x604000006218) at /usr/include/c++/7/thread:234
#13 0x0000558bcb503691 in std::thread::_Invoker<std::tuple<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> >::operator() (this=0x604000006218) at /usr/include/c++/7/thread:243
#14 0x0000558bcb5035f2 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=0x604000006210) at /usr/include/c++/7/thread:186
#15 0x00007f8444db76ef in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#16 0x00007f844528e6db in start_thread (arg=0x7f842836c700) at pthread_create.c:463
#17 0x00007f844447488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f8428b6d700 (LWP 53882)):
#0  0x00007f8445294f85 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f8428b6c8f0, expected=0, futex_word=0x63000000fc28) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  __pthread_cond_wait_common (abstime=0x7f8428b6c8f0, mutex=0x616000006790, cond=0x63000000fc00) at pthread_cond_wait.c:539
#2  __pthread_cond_timedwait (cond=0x63000000fc00, mutex=0x616000006790, abstime=0x7f8428b6c8f0) at pthread_cond_wait.c:667
#3  0x0000558bcb4f39cb in __gthread_cond_timedwait (__cond=0x63000000fc00, __mutex=0x616000006790, __abs_timeout=0x7f8428b6c8f0) at /usr/include/x86_64-linux-gnu/c++/7/bits/gthr-default.h:871
#4  0x0000558bcb4fed94 in std::condition_variable::__wait_until_impl<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=0x63000000fc00, __lock=..., __atime=...) at /usr/include/c++/7/condition_variable:178
#5  0x0000558bcb4fca25 in std::condition_variable::wait_until<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=0x63000000fc00, __lock=..., __atime=...) at /usr/include/c++/7/condition_variable:106
#6  0x0000558bcb4fa82b in std::condition_variable::wait_for<long, std::ratio<1l, 1000l> > (this=0x63000000fc00, __lock=..., __rtime=...) at /usr/include/c++/7/condition_variable:143
#7  0x0000558bcb4f3e10 in tpool::thread_pool_generic::wait_for_tasks (this=0x616000006680, lk=..., thread_data=0x63000000fc00) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:418
#8  0x0000558bcb4f426a in tpool::thread_pool_generic::get_task (this=0x616000006680, thread_var=0x63000000fc00, t=0x7f8428b6cbe0) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:471
#9  0x0000558bcb4f488d in tpool::thread_pool_generic::worker_main (this=0x616000006680, thread_var=0x63000000fc00) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:516
#10 0x0000558bcb4fd5d2 in std::__invoke_impl<void, void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__f=
    @0x6040000061e8: (void (tpool::thread_pool_generic::*)(tpool::thread_pool_generic * const, tpool::worker_data *)) 0x558bcb4f476c <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>, __t=@0x6040000061e0: 0x616000006680)
    at /usr/include/c++/7/bits/invoke.h:73
#11 0x0000558bcb4fb3d9 in std::__invoke<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__fn=
    @0x6040000061e8: (void (tpool::thread_pool_generic::*)(tpool::thread_pool_generic * const, tpool::worker_data *)) 0x558bcb4f476c <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>) at /usr/include/c++/7/bits/invoke.h:95
#12 0x0000558bcb503743 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=0x6040000061d8) at /usr/include/c++/7/thread:234
#13 0x0000558bcb503691 in std::thread::_Invoker<std::tuple<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> >::operator() (this=0x6040000061d8) at /usr/include/c++/7/thread:243
#14 0x0000558bcb5035f2 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=0x6040000061d0) at /usr/include/c++/7/thread:186
#15 0x00007f8444db76ef in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#16 0x00007f844528e6db in start_thread (arg=0x7f8428b6d700) at pthread_create.c:463
#17 0x00007f844447488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f842936e700 (LWP 53881)):
#0  0x00007f8445294f85 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f842936d8f0, expected=0, futex_word=0x63000000fca8) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  __pthread_cond_wait_common (abstime=0x7f842936d8f0, mutex=0x616000006790, cond=0x63000000fc80) at pthread_cond_wait.c:539
#2  __pthread_cond_timedwait (cond=0x63000000fc80, mutex=0x616000006790, abstime=0x7f842936d8f0) at pthread_cond_wait.c:667
#3  0x0000558bcb4f39cb in __gthread_cond_timedwait (__cond=0x63000000fc80, __mutex=0x616000006790, __abs_timeout=0x7f842936d8f0) at /usr/include/x86_64-linux-gnu/c++/7/bits/gthr-default.h:871
#4  0x0000558bcb4fed94 in std::condition_variable::__wait_until_impl<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=0x63000000fc80, __lock=..., __atime=...) at /usr/include/c++/7/condition_variable:178
#5  0x0000558bcb4fca25 in std::condition_variable::wait_until<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=0x63000000fc80, __lock=..., __atime=...) at /usr/include/c++/7/condition_variable:106
#6  0x0000558bcb4fa82b in std::condition_variable::wait_for<long, std::ratio<1l, 1000l> > (this=0x63000000fc80, __lock=..., __rtime=...) at /usr/include/c++/7/condition_variable:143
#7  0x0000558bcb4f3e10 in tpool::thread_pool_generic::wait_for_tasks (this=0x616000006680, lk=..., thread_data=0x63000000fc80) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:418
#8  0x0000558bcb4f426a in tpool::thread_pool_generic::get_task (this=0x616000006680, thread_var=0x63000000fc80, t=0x7f842936dbe0) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:471
#9  0x0000558bcb4f488d in tpool::thread_pool_generic::worker_main (this=0x616000006680, thread_var=0x63000000fc80) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:516
#10 0x0000558bcb4fd5d2 in std::__invoke_impl<void, void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__f=
    @0x6040000061a8: (void (tpool::thread_pool_generic::*)(tpool::thread_pool_generic * const, tpool::worker_data *)) 0x558bcb4f476c <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>, __t=@0x6040000061a0: 0x616000006680)
    at /usr/include/c++/7/bits/invoke.h:73
#11 0x0000558bcb4fb3d9 in std::__invoke<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__fn=
    @0x6040000061a8: (void (tpool::thread_pool_generic::*)(tpool::thread_pool_generic * const, tpool::worker_data *)) 0x558bcb4f476c <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>) at /usr/include/c++/7/bits/invoke.h:95
#12 0x0000558bcb503743 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=0x604000006198) at /usr/include/c++/7/thread:234
#13 0x0000558bcb503691 in std::thread::_Invoker<std::tuple<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> >::operator() (this=0x604000006198) at /usr/include/c++/7/thread:243
#14 0x0000558bcb5035f2 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=0x604000006190) at /usr/include/c++/7/thread:186
#15 0x00007f8444db76ef in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#16 0x00007f844528e6db in start_thread (arg=0x7f842936e700) at pthread_create.c:463
#17 0x00007f844447488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f842c337300 (LWP 53880)):
#0  0x00007f84452949f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x558bcdf54c48 <mysql_bin_log+4296>) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x558bcdf54b98 <mysql_bin_log+4120>, cond=0x558bcdf54c20 <mysql_bin_log+4256>) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x558bcdf54c20 <mysql_bin_log+4256>, mutex=0x558bcdf54b98 <mysql_bin_log+4120>) at pthread_cond_wait.c:655
#3  0x0000558bcb6cec84 in safe_cond_wait (cond=0x558bcdf54c20 <mysql_bin_log+4256>, mp=0x558bcdf54b70 <mysql_bin_log+4080>, file=0x558bcc093680 "/home/mleich/bb-10.5-marko/include/mysql/psi/mysql_thread.h", line=1231)
    at /home/mleich/bb-10.5-marko/mysys/thr_mutex.c:488
#4  0x0000558bca42c26b in inline_mysql_cond_wait (that=0x558bcdf54c20 <mysql_bin_log+4256>, mutex=0x558bcdf54b70 <mysql_bin_log+4080>, src_file=0x558bcc097fa0 "/home/mleich/bb-10.5-marko/sql/log.cc", src_line=10248)
    at /home/mleich/bb-10.5-marko/include/mysql/psi/mysql_thread.h:1231
#5  0x0000558bca46f8e1 in binlog_background_thread (arg=0x0) at /home/mleich/bb-10.5-marko/sql/log.cc:10247
#6  0x0000558bcaa6037b in pfs_spawn_thread (arg=0x615000003518) at /home/mleich/bb-10.5-marko/storage/perfschema/pfs.cc:2201
#7  0x00007f844528e6db in start_thread (arg=0x7f842c337300) at pthread_create.c:463
#8  0x00007f844447488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f842ae72700 (LWP 53874)):
#0  0x00007f8445294f85 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f842ae718f0, expected=0, futex_word=0x63000000fda8) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  __pthread_cond_wait_common (abstime=0x7f842ae718f0, mutex=0x616000006790, cond=0x63000000fd80) at pthread_cond_wait.c:539
#2  __pthread_cond_timedwait (cond=0x63000000fd80, mutex=0x616000006790, abstime=0x7f842ae718f0) at pthread_cond_wait.c:667
#3  0x0000558bcb4f39cb in __gthread_cond_timedwait (__cond=0x63000000fd80, __mutex=0x616000006790, __abs_timeout=0x7f842ae718f0) at /usr/include/x86_64-linux-gnu/c++/7/bits/gthr-default.h:871
#4  0x0000558bcb4fed94 in std::condition_variable::__wait_until_impl<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=0x63000000fd80, __lock=..., __atime=...) at /usr/include/c++/7/condition_variable:178
#5  0x0000558bcb4fca25 in std::condition_variable::wait_until<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=0x63000000fd80, __lock=..., __atime=...) at /usr/include/c++/7/condition_variable:106
#6  0x0000558bcb4fa82b in std::condition_variable::wait_for<long, std::ratio<1l, 1000l> > (this=0x63000000fd80, __lock=..., __rtime=...) at /usr/include/c++/7/condition_variable:143
#7  0x0000558bcb4f3e10 in tpool::thread_pool_generic::wait_for_tasks (this=0x616000006680, lk=..., thread_data=0x63000000fd80) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:418
#8  0x0000558bcb4f426a in tpool::thread_pool_generic::get_task (this=0x616000006680, thread_var=0x63000000fd80, t=0x7f842ae71be0) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:471
#9  0x0000558bcb4f488d in tpool::thread_pool_generic::worker_main (this=0x616000006680, thread_var=0x63000000fd80) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:516
#10 0x0000558bcb4fd5d2 in std::__invoke_impl<void, void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__f=
    @0x604000004028: (void (tpool::thread_pool_generic::*)(tpool::thread_pool_generic * const, tpool::worker_data *)) 0x558bcb4f476c <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>, __t=@0x604000004020: 0x616000006680)
    at /usr/include/c++/7/bits/invoke.h:73
#11 0x0000558bcb4fb3d9 in std::__invoke<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__fn=
    @0x604000004028: (void (tpool::thread_pool_generic::*)(tpool::thread_pool_generic * const, tpool::worker_data *)) 0x558bcb4f476c <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>) at /usr/include/c++/7/bits/invoke.h:95
#12 0x0000558bcb503743 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=0x604000004018) at /usr/include/c++/7/thread:234
#13 0x0000558bcb503691 in std::thread::_Invoker<std::tuple<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> >::operator() (this=0x604000004018) at /usr/include/c++/7/thread:243
#14 0x0000558bcb5035f2 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=0x604000004010) at /usr/include/c++/7/thread:186
#15 0x00007f8444db76ef in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#16 0x00007f844528e6db in start_thread (arg=0x7f842ae72700) at pthread_create.c:463
#17 0x00007f844447488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f8431083700 (LWP 53833)):
#0  0x00007f8445294f85 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f8431082cb0, expected=0, futex_word=0x558bce762288 <COND_checkpoint+40>) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  __pthread_cond_wait_common (abstime=0x7f8431082cb0, mutex=0x558bce7621a8 <LOCK_checkpoint+40>, cond=0x558bce762260 <COND_checkpoint>) at pthread_cond_wait.c:539
#2  __pthread_cond_timedwait (cond=0x558bce762260 <COND_checkpoint>, mutex=0x558bce7621a8 <LOCK_checkpoint+40>, abstime=0x7f8431082cb0) at pthread_cond_wait.c:667
#3  0x0000558bcb6cf57f in safe_cond_timedwait (cond=0x558bce762260 <COND_checkpoint>, mp=0x558bce762180 <LOCK_checkpoint>, abstime=0x7f8431082cb0, file=0x558bcc20e2a0 "/home/mleich/bb-10.5-marko/include/mysql/psi/mysql_thread.h", line=1268)
    at /home/mleich/bb-10.5-marko/mysys/thr_mutex.c:542
#4  0x0000558bca86d3e7 in inline_mysql_cond_timedwait (that=0x558bce762260 <COND_checkpoint>, mutex=0x558bce762180 <LOCK_checkpoint>, abstime=0x7f8431082cb0, src_file=0x558bcc20e320 "/home/mleich/bb-10.5-marko/storage/maria/ma_servicethread.c", src_line=116)
    at /home/mleich/bb-10.5-marko/include/mysql/psi/mysql_thread.h:1268
#5  0x0000558bca86e1f8 in my_service_thread_sleep (control=0x558bcd6e9ee0 <checkpoint_control>, sleep_time=29000000000) at /home/mleich/bb-10.5-marko/storage/maria/ma_servicethread.c:115
#6  0x0000558bca850630 in ma_checkpoint_background (arg=0x1e) at /home/mleich/bb-10.5-marko/storage/maria/ma_checkpoint.c:707
#7  0x00007f844528e6db in start_thread (arg=0x7f8431083700) at pthread_create.c:463
#8  0x00007f844447488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f842b673700 (LWP 53875)):
#0  0x00007f8445294f85 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f842b6728f0, expected=0, futex_word=0x63000000fd2c) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  __pthread_cond_wait_common (abstime=0x7f842b6728f0, mutex=0x616000006790, cond=0x63000000fd00) at pthread_cond_wait.c:539
#2  __pthread_cond_timedwait (cond=0x63000000fd00, mutex=0x616000006790, abstime=0x7f842b6728f0) at pthread_cond_wait.c:667
#3  0x0000558bcb4f39cb in __gthread_cond_timedwait (__cond=0x63000000fd00, __mutex=0x616000006790, __abs_timeout=0x7f842b6728f0) at /usr/include/x86_64-linux-gnu/c++/7/bits/gthr-default.h:871
#4  0x0000558bcb4fed94 in std::condition_variable::__wait_until_impl<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=0x63000000fd00, __lock=..., __atime=...) at /usr/include/c++/7/condition_variable:178
#5  0x0000558bcb4fca25 in std::condition_variable::wait_until<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (this=0x63000000fd00, __lock=..., __atime=...) at /usr/include/c++/7/condition_variable:106
#6  0x0000558bcb4fa82b in std::condition_variable::wait_for<long, std::ratio<1l, 1000l> > (this=0x63000000fd00, __lock=..., __rtime=...) at /usr/include/c++/7/condition_variable:143
#7  0x0000558bcb4f3e10 in tpool::thread_pool_generic::wait_for_tasks (this=0x616000006680, lk=..., thread_data=0x63000000fd00) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:418
#8  0x0000558bcb4f426a in tpool::thread_pool_generic::get_task (this=0x616000006680, thread_var=0x63000000fd00, t=0x7f842b672be0) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:471
#9  0x0000558bcb4f488d in tpool::thread_pool_generic::worker_main (this=0x616000006680, thread_var=0x63000000fd00) at /home/mleich/bb-10.5-marko/tpool/tpool_generic.cc:516
#10 0x0000558bcb4fd5d2 in std::__invoke_impl<void, void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__f=
    @0x604000004068: (void (tpool::thread_pool_generic::*)(tpool::thread_pool_generic * const, tpool::worker_data *)) 0x558bcb4f476c <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>, __t=@0x604000004060: 0x616000006680)
    at /usr/include/c++/7/bits/invoke.h:73
#11 0x0000558bcb4fb3d9 in std::__invoke<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__fn=
    @0x604000004068: (void (tpool::thread_pool_generic::*)(tpool::thread_pool_generic * const, tpool::worker_data *)) 0x558bcb4f476c <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>) at /usr/include/c++/7/bits/invoke.h:95
#12 0x0000558bcb503743 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=0x604000004058) at /usr/include/c++/7/thread:234
#13 0x0000558bcb503691 in std::thread::_Invoker<std::tuple<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> >::operator() (this=0x604000004058) at /usr/include/c++/7/thread:243
#14 0x0000558bcb5035f2 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=0x604000004050) at /usr/include/c++/7/thread:186
#15 0x00007f8444db76ef in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#16 0x00007f844528e6db in start_thread (arg=0x7f842b673700) at pthread_create.c:463
#17 0x00007f844447488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f842c09d700 (LWP 53865)):
#0  0x00007f84452949f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x60d0002d6a00) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x60d0002d69b0, cond=0x60d0002d69d8) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x60d0002d69d8, mutex=0x60d0002d69b0) at pthread_cond_wait.c:655
#3  0x0000558bcae8abd6 in os_event::wait (this=0x60d0002d6998) at /home/mleich/bb-10.5-marko/storage/innobase/os/os0event.cc:158
#4  0x0000558bcae8a219 in os_event::wait_low (this=0x60d0002d6998, reset_sig_count=1) at /home/mleich/bb-10.5-marko/storage/innobase/os/os0event.cc:325
#5  0x0000558bcae8a8a2 in os_event_wait_low (event=0x60d0002d6998, reset_sig_count=1) at /home/mleich/bb-10.5-marko/storage/innobase/os/os0event.cc:502
#6  0x0000558bcb0c8344 in sync_array_wait_event (arr=0x611000002d58, cell=@0x7f842c09bdf0: 0x7f8430860858) at /home/mleich/bb-10.5-marko/storage/innobase/sync/sync0arr.cc:472
#7  0x0000558bcb0d476f in rw_lock_sx_lock_func (lock=0x7f842e520d20, pass=2, file_name=0x558bcc7d6b00 "/home/mleich/bb-10.5-marko/storage/innobase/buf/buf0flu.cc", line=1248) at /home/mleich/bb-10.5-marko/storage/innobase/sync/sync0rw.cc:826
#8  0x0000558bcb2a775d in pfs_rw_lock_sx_lock_func (lock=0x7f842e520d20, pass=2, file_name=0x558bcc7d6b00 "/home/mleich/bb-10.5-marko/storage/innobase/buf/buf0flu.cc", line=1248) at /home/mleich/bb-10.5-marko/storage/innobase/include/sync0rw.ic:681
#9  0x0000558bcb2b1298 in buf_flush_page (bpage=0x7f842e520c70, flush_type=BUF_FLUSH_LIST, sync=false) at /home/mleich/bb-10.5-marko/storage/innobase/buf/buf0flu.cc:1248
#10 0x0000558bcb2b2640 in buf_flush_try_neighbors (page_id=..., flush_type=BUF_FLUSH_LIST, n_flushed=176, n_to_flush=200) at /home/mleich/bb-10.5-marko/storage/innobase/buf/buf0flu.cc:1444
#11 0x0000558bcb2b43ab in buf_do_flush_list_batch (min_n=200, lsn_limit=18446744073709551615) at /home/mleich/bb-10.5-marko/storage/innobase/buf/buf0flu.cc:1671
#12 0x0000558bcb2b4ec8 in buf_flush_batch (flush_type=BUF_FLUSH_LIST, min_n=200, lsn_limit=18446744073709551615, n=0x7f842c09c4e0) at /home/mleich/bb-10.5-marko/storage/innobase/buf/buf0flu.cc:1731
#13 0x0000558bcb2b597b in buf_flush_do_batch (type=BUF_FLUSH_LIST, min_n=200, lsn_limit=18446744073709551615, n=0x7f842c09c4e0) at /home/mleich/bb-10.5-marko/storage/innobase/buf/buf0flu.cc:1854
#14 0x0000558bcb2b5dcb in buf_flush_lists (min_n=200, lsn_limit=18446744073709551615, n_processed=0x7f842c09c700) at /home/mleich/bb-10.5-marko/storage/innobase/buf/buf0flu.cc:1913
#15 0x0000558bcb2bd4a2 in buf_flush_page_cleaner () at /home/mleich/bb-10.5-marko/storage/innobase/buf/buf0flu.cc:2825
#16 0x00007f844528e6db in start_thread (arg=0x7f842c09d700) at pthread_create.c:463
#17 0x00007f844447488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f84419d3700 (LWP 53814)):
#0  0x00007f8445294f85 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f84419d2e20, expected=0, futex_word=0x558bce84780c <COND_timer+44>) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  __pthread_cond_wait_common (abstime=0x7f84419d2e20, mutex=0x558bce847728 <LOCK_timer+40>, cond=0x558bce8477e0 <COND_timer>) at pthread_cond_wait.c:539
#2  __pthread_cond_timedwait (cond=0x558bce8477e0 <COND_timer>, mutex=0x558bce847728 <LOCK_timer+40>, abstime=0x7f84419d2e20) at pthread_cond_wait.c:667
#3  0x0000558bcb6cf57f in safe_cond_timedwait (cond=0x558bce8477e0 <COND_timer>, mp=0x558bce847700 <LOCK_timer>, abstime=0x7f84419d2e20, file=0x558bcc9575a0 "/home/mleich/bb-10.5-marko/include/mysql/psi/mysql_thread.h", line=1268)
    at /home/mleich/bb-10.5-marko/mysys/thr_mutex.c:542
#4  0x0000558bcb6d23ee in inline_mysql_cond_timedwait (that=0x558bce8477e0 <COND_timer>, mutex=0x558bce847700 <LOCK_timer>, abstime=0x7f84419d2e20, src_file=0x558bcc957640 "/home/mleich/bb-10.5-marko/mysys/thr_timer.c", src_line=321)
    at /home/mleich/bb-10.5-marko/include/mysql/psi/mysql_thread.h:1268
#5  0x0000558bcb6d45ac in timer_handler (arg=0x0) at /home/mleich/bb-10.5-marko/mysys/thr_timer.c:321
#6  0x00007f844528e6db in start_thread (arg=0x7f84419d3700) at pthread_create.c:463
#7  0x00007f844447488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f8427601300 (LWP 53974)):
#0  __pthread_kill (threadid=<optimized out>, signo=6) at ../sysdeps/unix/sysv/linux/pthread_kill.c:57
#1  0x0000558bcb6c102a in my_write_core (sig=6) at /home/mleich/bb-10.5-marko/mysys/stacktrace.c:518
#2  0x0000558bca157ba8 in handle_fatal_signal (sig=6) at /home/mleich/bb-10.5-marko/sql/signal_handler.cc:325
#3  <signal handler called>
#4  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
#5  0x00007f8444393801 in __GI_abort () at abort.c:79
#6  0x00007f844647772e in ?? () from /usr/lib/x86_64-linux-gnu/libasan.so.4
#7  0x00007f844647f518 in ?? () from /usr/lib/x86_64-linux-gnu/libasan.so.4
#8  0x00007f8446460515 in ?? () from /usr/lib/x86_64-linux-gnu/libasan.so.4
#9  0x00007f8446461007 in __asan_report_load1 () from /usr/lib/x86_64-linux-gnu/libasan.so.4
#10 0x0000558bcae98a76 in page_cur_insert_rec_low (cur=0x7f84275fc1d8, index=0x6190000bff20, rec=0x61a000261127 "in", '\276' <repeats 198 times>..., offsets=0x7f84275fc290, mtr=0x7f84275fc510) at /home/mleich/bb-10.5-marko/storage/innobase/page/page0cur.cc:1569
#11 0x0000558bcb1f8ce7 in page_cur_tuple_insert (cursor=0x7f84275fc1d8, tuple=0x62100077da20, index=0x6190000bff20, offsets=0x7f84275fc0d0, heap=0x7f84275fc060, n_ext=0, mtr=0x7f84275fc510) at /home/mleich/bb-10.5-marko/storage/innobase/include/page0cur.ic:284
#12 0x0000558bcb210cce in btr_cur_optimistic_insert (flags=0, cursor=0x7f84275fc1d0, offsets=0x7f84275fc0d0, heap=0x7f84275fc060, entry=0x62100077da20, rec=0x7f84275fc110, big_rec=0x7f84275fc150, n_ext=0, thr=0x628000032438, mtr=0x7f84275fc510)
    at /home/mleich/bb-10.5-marko/storage/innobase/btr/btr0cur.cc:3531
#13 0x0000558bcaf7dd41 in row_ins_sec_index_entry_low (flags=0, mode=2, index=0x6190000bff20, offsets_heap=0x61a000261098, heap=0x61a000261698, entry=0x62100077da20, trx_id=0, thr=0x628000032438) at /home/mleich/bb-10.5-marko/storage/innobase/row/row0ins.cc:3110
#14 0x0000558bcaf7ef8c in row_ins_sec_index_entry (index=0x6190000bff20, entry=0x62100077da20, thr=0x628000032438, check_foreign=true) at /home/mleich/bb-10.5-marko/storage/innobase/row/row0ins.cc:3311
#15 0x0000558bcaf7f2fa in row_ins_index_entry (index=0x6190000bff20, entry=0x62100077da20, thr=0x628000032438) at /home/mleich/bb-10.5-marko/storage/innobase/row/row0ins.cc:3358
#16 0x0000558bcaf80410 in row_ins_index_entry_step (node=0x6280000317a0, thr=0x628000032438) at /home/mleich/bb-10.5-marko/storage/innobase/row/row0ins.cc:3525
#17 0x0000558bcaf80da2 in row_ins (node=0x6280000317a0, thr=0x628000032438) at /home/mleich/bb-10.5-marko/storage/innobase/row/row0ins.cc:3661
#18 0x0000558bcaf81ea7 in row_ins_step (thr=0x628000032438) at /home/mleich/bb-10.5-marko/storage/innobase/row/row0ins.cc:3804
#19 0x0000558bcafc9b12 in row_insert_for_mysql (mysql_rec=0x619000137eb8 "", prebuilt=0x6280000301a0, ins_mode=ROW_INS_NORMAL) at /home/mleich/bb-10.5-marko/storage/innobase/row/row0mysql.cc:1463
#20 0x0000558bcac51dd0 in ha_innobase::write_row (this=0x61d0000492b8, record=0x619000137eb8 "") at /home/mleich/bb-10.5-marko/storage/innobase/handler/ha_innodb.cc:7753
#21 0x0000558bca1933ec in handler::ha_write_row (this=0x61d0000492b8, buf=0x619000137eb8 "") at /home/mleich/bb-10.5-marko/sql/handler.cc:6857
#22 0x0000558bc98e9c66 in write_record (thd=0x62b00009a218, table=0x620000044098, info=0x7f84275fe6b0, sink=0x0) at /home/mleich/bb-10.5-marko/sql/sql_insert.cc:2061
#23 0x0000558bc98e1bf3 in mysql_insert (thd=0x62b00009a218, table_list=0x62b0000a12c0, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=true, result=0x0) at /home/mleich/bb-10.5-marko/sql/sql_insert.cc:1086
#24 0x0000558bc99a5b10 in mysql_execute_command (thd=0x62b00009a218) at /home/mleich/bb-10.5-marko/sql/sql_parse.cc:4515
#25 0x0000558bc99be74a in mysql_parse (thd=0x62b00009a218, 
    rawbuf=0x7f843117b838 "INSERT /*! IGNORE */ INTO table100_innodb_default VALUES \n ('a', 'mwjfukqjqmrxcnkyjtiuxoptxfhlakopdumpdxaqypnggkrjbsbgyyphhbvxdozizgxolivamusxvobexuooodietykbfflmlitttmtzkadfkhsfyshqrhhwyeravpncpipvhs"..., length=517149, 
    parser_state=0x7f84275ff8f0, is_com_multi=false, is_next_command=false) at /home/mleich/bb-10.5-marko/sql/sql_parse.cc:7953
#26 0x0000558bc99940d7 in dispatch_command (command=COM_QUERY, thd=0x62b00009a218, 
    packet=0x7f843138c819 "INSERT /*! IGNORE */ INTO table100_innodb_default VALUES \n ('a', 'mwjfukqjqmrxcnkyjtiuxoptxfhlakopdumpdxaqypnggkrjbsbgyyphhbvxdozizgxolivamusxvobexuooodietykbfflmlitttmtzkadfkhsfyshqrhhwyeravpncpipvhs"..., packet_length=517150, 
    is_com_multi=false, is_next_command=false) at /home/mleich/bb-10.5-marko/sql/sql_parse.cc:1839
#27 0x0000558bc9990a72 in do_command (thd=0x62b00009a218) at /home/mleich/bb-10.5-marko/sql/sql_parse.cc:1358
#28 0x0000558bc9db5f3d in do_handle_one_connection (connect=0x608000003738, put_in_cache=true) at /home/mleich/bb-10.5-marko/sql/sql_connect.cc:1422
#29 0x0000558bc9db57d9 in handle_one_connection (arg=0x6080000036b8) at /home/mleich/bb-10.5-marko/sql/sql_connect.cc:1319
#30 0x0000558bcaa6037b in pfs_spawn_thread (arg=0x615000004918) at /home/mleich/bb-10.5-marko/storage/perfschema/pfs.cc:2201
#31 0x00007f844528e6db in start_thread (arg=0x7f8427601300) at pthread_create.c:463
#32 0x00007f844447488f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95