mysqld: /data/MDEV-31084/10.6c/tpool/tpool_generic.cc:874: virtual void tpool::thread_pool_generic::wait_begin(): Assertion `!tls_worker_data->is_waiting()' failed.

230423 10:07:53 [ERROR] mysqld got signal 6 ;

#3  0x0000558275e8efd6 in __GI___assert_fail (assertion=0x55725d0ea148 "!tls_worker_data->is_waiting()", 

    file=0x55725d0e9e10 "/data/MDEV-31084/10.6c/tpool/tpool_generic.cc", line=874, 

    function=0x55725d0ea168 "virtual void tpool::thread_pool_generic::wait_begin()") at assert.c:101

#4  0x000055725caaeb65 in tpool::thread_pool_generic::wait_begin (this=0x55725f2f8500)

    at /data/MDEV-31084/10.6c/tpool/tpool_generic.cc:874

#5  0x000055725cab4a6f in tpool::tpool_wait_begin () at /data/MDEV-31084/10.6c/tpool/wait_notification.cc:15

#6  0x000055725c7d3aac in os_aio_wait_until_no_pending_writes_low () at /data/MDEV-31084/10.6c/storage/innobase/os/os0file.cc:3652

#7  0x000055725c7d3ad6 in os_aio_wait_until_no_pending_writes () at /data/MDEV-31084/10.6c/storage/innobase/os/os0file.cc:3663

#8  0x000055725c9b843e in buf_flush_wait (lsn=65397942) at /data/MDEV-31084/10.6c/storage/innobase/buf/buf0flu.cc:1865

#9  0x000055725c9b8930 in buf_flush_wait_flushed (sync_lsn=65397942) at /data/MDEV-31084/10.6c/storage/innobase/buf/buf0flu.cc:1911

#10 0x000055725c78ef45 in log_checkpoint_margin () at /data/MDEV-31084/10.6c/storage/innobase/log/log0log.cc:1046

#11 0x000055725c78ef84 in log_check_margins () at /data/MDEV-31084/10.6c/storage/innobase/log/log0log.cc:1062

#12 0x000055725c81479b in log_free_check () at /data/MDEV-31084/10.6c/storage/innobase/include/log0log.inl:309

#13 0x000055725c815f71 in que_run_threads_low (thr=0x55725f3c5370) at /data/MDEV-31084/10.6c/storage/innobase/que/que0que.cc:639

#14 0x000055725c816095 in que_run_threads (thr=0x55725f3c5370) at /data/MDEV-31084/10.6c/storage/innobase/que/que0que.cc:664

#15 0x000055725c8f5e7b in trx_purge (n_tasks=1, truncate=false) at /data/MDEV-31084/10.6c/storage/innobase/trx/trx0purge.cc:1359

#16 0x000055725c8e0630 in purge_coordinator_state::do_purge (this=0x55725e0c1b00 <purge_state>)

    at /data/MDEV-31084/10.6c/storage/innobase/srv/srv0srv.cc:1692

#17 0x000055725c8df634 in purge_coordinator_callback () at /data/MDEV-31084/10.6c/storage/innobase/srv/srv0srv.cc:1846

#18 0x000055725cab42ac in tpool::task_group::execute (this=0x55725e0c1d40 <purge_coordinator_task_group>, 

    t=0x55725e0c1de0 <purge_coordinator_task>) at /data/MDEV-31084/10.6c/tpool/task_group.cc:55

#19 0x000055725cab45e6 in tpool::task::execute (this=0x55725e0c1de0 <purge_coordinator_task>)

    at /data/MDEV-31084/10.6c/tpool/task.cc:32

#20 0x000055725caadc11 in tpool::thread_pool_generic::worker_main (this=0x55725f2f8500, thread_var=0x55725f2f8a30)

    at /data/MDEV-31084/10.6c/tpool/tpool_generic.cc:580

#21 0x000055725cab40b4 in std::__invoke_impl<void, void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__f=

    @0x79c48001a9a8: (void (tpool::thread_pool_generic::*)(class tpool::thread_pool_generic * const, struct tpool::worker_data *)) 0x55725caadb78 <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>, __t=@0x79c48001a9a0: 0x55725f2f8500)

    at /usr/include/c++/9/bits/invoke.h:73

#22 0x000055725cab3f96 in std::__invoke<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> (__fn=

    @0x79c48001a9a8: (void (tpool::thread_pool_generic::*)(class tpool::thread_pool_generic * const, struct tpool::worker_data *)) 0x55725caadb78 <tpool::thread_pool_generic::worker_main(tpool::worker_data*)>) at /usr/include/c++/9/bits/invoke.h:95

#23 0x000055725cab3eb5 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=0x79c48001a998) at /usr/include/c++/9/thread:244

#24 0x000055725cab3e50 in std::thread::_Invoker<std::tuple<void (tpool::thread_pool_generic::*)(tpool::worker_data*), tpool::thread_pool_generic*, tpool::worker_data*> >::operator() (this=0x79c48001a998) at /usr/include/c++/9/thread:251

#25 0x000055725cab3e30 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=0x79c48001a990) at /usr/include/c++/9/thread:195

#26 0x0000000067ef4de4 in ?? () from /lib/x86_64-linux-gnu/libstdc++.so.6

#27 0x0000558276055609 in start_thread (arg=<optimized out>) at pthread_create.c:477

#28 0x0000558275f7a133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95