[New LWP 47450]
[New LWP 47882]
[New LWP 47454]
[New LWP 47459]
[New LWP 47885]
[New LWP 48015]
[New LWP 47889]
[New LWP 47894]
[New LWP 47914]
[New LWP 47924]
[New LWP 47457]
[New LWP 47455]
[New LWP 47890]
[New LWP 47915]
[New LWP 47458]
[New LWP 47883]
[New LWP 47913]
[New LWP 47453]
[New LWP 47884]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/home/denis/dev/mariadb-server-features/build/sql/mariadbd --defaults-group-suf'.
Program terminated with signal SIGABRT, Aborted.
#0  __pthread_kill (threadid=<optimized out>, signo=signo@entry=6) at ../sysdeps/unix/sysv/linux/pthread_kill.c:56
[Current thread is 1 (Thread 0x7f0931e2ddc0 (LWP 47450))]

Thread 19 (Thread 0x7f090525d700 (LWP 47884)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5556d6c7eaf0 <buf_pool+17456>) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5556d6c7e9e8 <buf_pool+17192>, cond=0x5556d6c7eac8 <buf_pool+17416>) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=cond@entry=0x5556d6c7eac8 <buf_pool+17416>, mutex=mutex@entry=0x5556d6c7e9e8 <buf_pool+17192>) at pthread_cond_wait.c:647
#3  0x00005556d620f7d4 in safe_cond_wait (cond=0x5556d6c7eac8 <buf_pool+17416>, mp=0x5556d6c7e9c0 <buf_pool+17152>, file=file@entry=0x5556d66562f0 "/home/denis/dev/mariadb-server-features/storage/innobase/buf/buf0flu.cc", line=line@entry=2315) at /home/denis/dev/mariadb-server-features/mysys/thr_mutex.c:492
#4  0x00005556d60ae872 in buf_flush_page_cleaner () at /home/denis/dev/mariadb-server-features/storage/innobase/buf/buf0flu.cc:2315
#5  0x00005556d60aea2b in std::_Bind_simple<void (*())()>::_M_invoke<>(std::_Index_tuple<>) (this=<optimized out>) at /usr/include/c++/5/functional:1531
#6  std::_Bind_simple<void (*())()>::operator()() (this=<optimized out>) at /usr/include/c++/5/functional:1520
#7  std::thread::_Impl<std::_Bind_simple<void (*())()> >::_M_run() (this=<optimized out>) at /usr/include/c++/5/thread:115
#8  0x00007f09323d21a2 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#9  0x00007f09324eb609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f09320d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7f093299b700 (LWP 47453)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f093299ac30, clockid=<optimized out>, expected=0, futex_word=0x5556d75d76ec <COND_timer+44>) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f093299ac30, clockid=<optimized out>, mutex=0x5556d75d7728 <LOCK_timer+40>, cond=0x5556d75d76c0 <COND_timer>) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=cond@entry=0x5556d75d76c0 <COND_timer>, mutex=mutex@entry=0x5556d75d7728 <LOCK_timer+40>, abstime=abstime@entry=0x7f093299ac30) at pthread_cond_wait.c:665
#3  0x00005556d620f9d3 in safe_cond_timedwait (cond=cond@entry=0x5556d75d76c0 <COND_timer>, mp=mp@entry=0x5556d75d7700 <LOCK_timer>, abstime=abstime@entry=0x7f093299ac30, file=file@entry=0x5556d669e0d8 "/home/denis/dev/mariadb-server-features/mysys/my_thr_init.c", line=line@entry=609) at /home/denis/dev/mariadb-server-features/mysys/thr_mutex.c:546
#4  0x00005556d6209d7c in psi_cond_timedwait (that=that@entry=0x5556d75d76c0 <COND_timer>, mutex=mutex@entry=0x5556d75d7700 <LOCK_timer>, abstime=abstime@entry=0x7f093299ac30, file=file@entry=0x5556d669f080 "/home/denis/dev/mariadb-server-features/mysys/thr_timer.c", line=line@entry=321) at /home/denis/dev/mariadb-server-features/mysys/my_thr_init.c:609
#5  0x00005556d6210066 in inline_mysql_cond_timedwait (src_line=321, src_file=0x5556d669f080 "/home/denis/dev/mariadb-server-features/mysys/thr_timer.c", abstime=0x7f093299ac30, mutex=0x5556d75d7700 <LOCK_timer>, that=0x5556d75d76c0 <COND_timer>) at /home/denis/dev/mariadb-server-features/include/mysql/psi/mysql_thread.h:1086
#6  timer_handler (arg=arg@entry=0x0) at /home/denis/dev/mariadb-server-features/mysys/thr_timer.c:321
#7  0x00005556d5d622a9 in pfs_spawn_thread (arg=0x5556d8a50be8) at /home/denis/dev/mariadb-server-features/storage/perfschema/pfs.cc:2201
#8  0x00007f09324eb609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f09320d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f08f57fa700 (LWP 47913)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f08f57f9bb0, clockid=<optimized out>, expected=0, futex_word=0x5556d8b81d78) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f08f57f9bb0, clockid=<optimized out>, mutex=0x5556d8b81730, cond=0x5556d8b81d50) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5556d8b81d50, mutex=0x5556d8b81730, abstime=0x7f08f57f9bb0) at pthread_cond_wait.c:665
#3  0x00005556d6199b5f in __gthread_cond_timedwait (__abs_timeout=0x7f08f57f9bb0, __mutex=<optimized out>, __cond=0x5556d8b81d50) at /usr/include/x86_64-linux-gnu/c++/5/bits/gthr-default.h:871
#4  std::condition_variable::__wait_until_impl<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (__atime=..., __lock=..., this=0x5556d8b81d50) at /usr/include/c++/5/condition_variable:165
#5  std::condition_variable::wait_until<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (__atime=..., __lock=..., this=0x5556d8b81d50) at /usr/include/c++/5/condition_variable:105
#6  std::condition_variable::wait_for<long, std::ratio<1l, 1000l> > (__rtime=..., __lock=..., this=0x5556d8b81d50) at /usr/include/c++/5/condition_variable:137
#7  tpool::thread_pool_generic::wait_for_tasks (this=this@entry=0x5556d8b81590, lk=..., thread_data=thread_data@entry=0x5556d8b81d50) at /home/denis/dev/mariadb-server-features/tpool/tpool_generic.cc:482
#8  0x00005556d619a5a5 in tpool::thread_pool_generic::get_task (this=this@entry=0x5556d8b81590, thread_var=thread_var@entry=0x5556d8b81d50, t=t@entry=0x7f08f57f9c58) at /home/denis/dev/mariadb-server-features/tpool/tpool_generic.cc:535
#9  0x00005556d619a6e4 in tpool::thread_pool_generic::worker_main (this=0x5556d8b81590, thread_var=0x5556d8b81d50) at /home/denis/dev/mariadb-server-features/tpool/tpool_generic.cc:581
#10 0x00005556d619bfc7 in std::_Mem_fn_base<void (tpool::thread_pool_generic::*)(tpool::worker_data*), true>::operator()<tpool::worker_data*, void> (__object=<optimized out>, this=<optimized out>) at /usr/include/c++/5/functional:600
#11 std::_Bind_simple<std::_Mem_fn<void (tpool::thread_pool_generic::*)(tpool::worker_data*)> (tpool::thread_pool_generic*, tpool::worker_data*)>::_M_invoke<0ul, 1ul>(std::_Index_tuple<0ul, 1ul>) (this=<optimized out>) at /usr/include/c++/5/functional:1531
#12 std::_Bind_simple<std::_Mem_fn<void (tpool::thread_pool_generic::*)(tpool::worker_data*)> (tpool::thread_pool_generic*, tpool::worker_data*)>::operator()() (this=<optimized out>) at /usr/include/c++/5/functional:1520
#13 std::thread::_Impl<std::_Bind_simple<std::_Mem_fn<void (tpool::thread_pool_generic::*)(tpool::worker_data*)> (tpool::thread_pool_generic*, tpool::worker_data*)> >::_M_run() (this=<optimized out>) at /usr/include/c++/5/thread:115
#14 0x00007f09323d21a2 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#15 0x00007f09324eb609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#16 0x00007f09320d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f090645e700 (LWP 47883)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00005556d619d817 in my_getevents (ev=0x7f090645bc50, nr=256, min_nr=1, ctx=<optimized out>) at /home/denis/dev/mariadb-server-features/tpool/aio_linux.cc:63
#2  tpool::aio_linux::getevent_thread_routine (aio=0x5556d8aa2190) at /home/denis/dev/mariadb-server-features/tpool/aio_linux.cc:105
#3  0x00005556d619d79e in std::_Bind_simple<void (*(tpool::aio_linux*))(tpool::aio_linux*)>::_M_invoke<0ul>(std::_Index_tuple<0ul>) (this=<optimized out>) at /usr/include/c++/5/functional:1531
#4  std::_Bind_simple<void (*(tpool::aio_linux*))(tpool::aio_linux*)>::operator()() (this=<optimized out>) at /usr/include/c++/5/functional:1520
#5  std::thread::_Impl<std::_Bind_simple<void (*(tpool::aio_linux*))(tpool::aio_linux*)> >::_M_run() (this=<optimized out>) at /usr/include/c++/5/thread:115
#6  0x00007f09323d21a2 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#7  0x00007f09324eb609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007f09320d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f092c53c700 (LWP 47458)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f091c018fe4) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7f091c018f30, cond=0x7f091c018fb8) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=cond@entry=0x7f091c018fb8, mutex=mutex@entry=0x7f091c018f30) at pthread_cond_wait.c:647
#3  0x00005556d620f7d4 in safe_cond_wait (cond=cond@entry=0x7f091c018fb8, mp=mp@entry=0x7f091c018f08, file=file@entry=0x5556d62d9ff8 "/home/denis/dev/mariadb-server-features/include/mysql/psi/mysql_thread.h", line=line@entry=1072) at /home/denis/dev/mariadb-server-features/mysys/thr_mutex.c:492
#4  0x00005556d5de2d7b in inline_mysql_cond_wait (src_line=69, src_file=0x5556d6315370 "/home/denis/dev/mariadb-server-features/sql/wsrep_thd.h", mutex=0x7f091c018f08, that=0x7f091c018fb8) at /home/denis/dev/mariadb-server-features/include/mysql/psi/mysql_thread.h:1072
#5  Wsrep_thd_queue::pop_front (this=0x7f091c018eb0) at /home/denis/dev/mariadb-server-features/sql/wsrep_thd.h:69
#6  wsrep_rollback_process (rollbacker=0x7f091c0022c8, arg=<optimized out>) at /home/denis/dev/mariadb-server-features/sql/wsrep_thd.cc:236
#7  0x00005556d5dcef30 in start_wsrep_THD (arg=arg@entry=0x5556d8a9ec30) at /home/denis/dev/mariadb-server-features/sql/wsrep_mysqld.cc:3692
#8  0x00005556d5d622a9 in pfs_spawn_thread (arg=0x5556d8a885a8) at /home/denis/dev/mariadb-server-features/storage/perfschema/pfs.cc:2201
#9  0x00007f09324eb609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f09320d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f08c7fff700 (LWP 47915)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f08c7ffebb0, clockid=<optimized out>, expected=0, futex_word=0x5556d8b81e78) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f08c7ffebb0, clockid=<optimized out>, mutex=0x5556d8b81730, cond=0x5556d8b81e50) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5556d8b81e50, mutex=0x5556d8b81730, abstime=0x7f08c7ffebb0) at pthread_cond_wait.c:665
#3  0x00005556d6199b5f in __gthread_cond_timedwait (__abs_timeout=0x7f08c7ffebb0, __mutex=<optimized out>, __cond=0x5556d8b81e50) at /usr/include/x86_64-linux-gnu/c++/5/bits/gthr-default.h:871
#4  std::condition_variable::__wait_until_impl<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (__atime=..., __lock=..., this=0x5556d8b81e50) at /usr/include/c++/5/condition_variable:165
#5  std::condition_variable::wait_until<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (__atime=..., __lock=..., this=0x5556d8b81e50) at /usr/include/c++/5/condition_variable:105
#6  std::condition_variable::wait_for<long, std::ratio<1l, 1000l> > (__rtime=..., __lock=..., this=0x5556d8b81e50) at /usr/include/c++/5/condition_variable:137
#7  tpool::thread_pool_generic::wait_for_tasks (this=this@entry=0x5556d8b81590, lk=..., thread_data=thread_data@entry=0x5556d8b81e50) at /home/denis/dev/mariadb-server-features/tpool/tpool_generic.cc:482
#8  0x00005556d619a5a5 in tpool::thread_pool_generic::get_task (this=this@entry=0x5556d8b81590, thread_var=thread_var@entry=0x5556d8b81e50, t=t@entry=0x7f08c7ffec58) at /home/denis/dev/mariadb-server-features/tpool/tpool_generic.cc:535
#9  0x00005556d619a6e4 in tpool::thread_pool_generic::worker_main (this=0x5556d8b81590, thread_var=0x5556d8b81e50) at /home/denis/dev/mariadb-server-features/tpool/tpool_generic.cc:581
#10 0x00005556d619bfc7 in std::_Mem_fn_base<void (tpool::thread_pool_generic::*)(tpool::worker_data*), true>::operator()<tpool::worker_data*, void> (__object=<optimized out>, this=<optimized out>) at /usr/include/c++/5/functional:600
#11 std::_Bind_simple<std::_Mem_fn<void (tpool::thread_pool_generic::*)(tpool::worker_data*)> (tpool::thread_pool_generic*, tpool::worker_data*)>::_M_invoke<0ul, 1ul>(std::_Index_tuple<0ul, 1ul>) (this=<optimized out>) at /usr/include/c++/5/functional:1531
#12 std::_Bind_simple<std::_Mem_fn<void (tpool::thread_pool_generic::*)(tpool::worker_data*)> (tpool::thread_pool_generic*, tpool::worker_data*)>::operator()() (this=<optimized out>) at /usr/include/c++/5/functional:1520
#13 std::thread::_Impl<std::_Bind_simple<std::_Mem_fn<void (tpool::thread_pool_generic::*)(tpool::worker_data*)> (tpool::thread_pool_generic*, tpool::worker_data*)> >::_M_run() (this=<optimized out>) at /usr/include/c++/5/thread:115
#14 0x00007f09323d21a2 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#15 0x00007f09324eb609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#16 0x00007f09320d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f092c07a700 (LWP 47890)):
#0  0x00007f0931ffe1a2 in __GI___sigtimedwait (set=set@entry=0x7f092c079b30, info=info@entry=0x7f092c079bb0, timeout=timeout@entry=0x0) at ../sysdeps/unix/sysv/linux/sigtimedwait.c:29
#1  0x00007f0931ffe20b in __GI___sigwaitinfo (set=set@entry=0x7f092c079b30, info=info@entry=0x7f092c079bb0) at ../sysdeps/unix/sysv/linux/sigwaitinfo.c:25
#2  0x00005556d56a7e3a in my_sigwait (code=<synthetic pointer>, sig=0x7f092c0799c4, set=0x7f092c079b30) at /home/denis/dev/mariadb-server-features/include/my_pthread.h:195
#3  signal_hand (arg=arg@entry=0x0) at /home/denis/dev/mariadb-server-features/sql/mysqld.cc:3177
#4  0x00005556d5d622a9 in pfs_spawn_thread (arg=0x5556d90491b8) at /home/denis/dev/mariadb-server-features/storage/perfschema/pfs.cc:2201
#5  0x00007f09324eb609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f09320d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f092637c700 (LWP 47455)):
#0  0x00007f09320d946e in epoll_wait (epfd=6, events=0x7f092637b1e0, maxevents=128, timeout=-1) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
#1  0x00007f092da806ec in asio::detail::epoll_reactor::run (this=0x5556d8a9eda0, usec=-1, ops=...) at /home/denis/dev/galera-bugs/asio/asio/detail/impl/epoll_reactor.ipp:470
#2  0x00007f092da82174 in asio::detail::scheduler::do_run_one (this=0x5556d8a9cbd0, lock=..., this_thread=..., ec=Python Exception <class 'gdb.error'> Structure has no component named name.: 
) at /home/denis/dev/galera-bugs/asio/asio/detail/impl/scheduler.ipp:430
#3  0x00007f092da8189a in asio::detail::scheduler::run (this=0x5556d8a9cbd0, ec=Python Exception <class 'gdb.error'> Structure has no component named name.: 
) at /home/denis/dev/galera-bugs/asio/asio/detail/impl/scheduler.ipp:199
#4  0x00007f092da829aa in asio::io_context::run (this=0x5556d8aa1aa0) at /home/denis/dev/galera-bugs/asio/asio/impl/io_context.ipp:62
#5  0x00007f092da7a536 in gu::AsioIoService::run (this=0x5556d8a6f5a8) at /home/denis/dev/galera-bugs/galerautils/src/gu_asio.cpp:738
#6  0x00007f092d970992 in gcomm::AsioProtonet::event_loop (this=0x5556d8a6f4f0, period=...) at /home/denis/dev/galera-bugs/gcomm/src/asio_protonet.cpp:103
#7  0x00007f092d9540a5 in GCommConn::run (this=0x5556d8aa1ae0) at /home/denis/dev/galera-bugs/gcs/src/gcs_gcomm.cpp:436
#8  0x00007f092d953032 in run_fn (arg=0x5556d8aa1ae0) at /home/denis/dev/galera-bugs/gcs/src/gcs_gcomm.cpp:305
#9  0x00007f09324eb609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f09320d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f0925b7b700 (LWP 47457)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5556d8aa1d4c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5556d8aa1ce8, cond=0x5556d8aa1d20) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5556d8aa1d20, mutex=0x5556d8aa1ce8) at pthread_cond_wait.c:647
#3  0x00007f092d8d3ee2 in gu::Lock::wait (this=0x7f0925b7a850, cond=...) at /home/denis/dev/galera-bugs/galerautils/src/gu_lock.hpp:46
#4  0x00007f092d959b9e in RecvBuf::front (this=0x5556d8aa1ce8, timeout=...) at /home/denis/dev/galera-bugs/gcs/src/gcs_gcomm.cpp:114
#5  0x00007f092d954f12 in gcomm_recv (backend=0x5556d8a703c0, msg=0x5556d8a70260, timeout=9223372035999999999) at /home/denis/dev/galera-bugs/gcs/src/gcs_gcomm.cpp:611
#6  0x00007f092d93ddac in core_msg_recv (backend=0x5556d8a703c0, recv_msg=0x5556d8a70260, timeout=9223372035999999999) at /home/denis/dev/galera-bugs/gcs/src/gcs_core.cpp:480
#7  0x00007f092d940397 in gcs_core_recv (conn=0x5556d8a70200, recv_act=0x7f0925b7ac20, timeout=9223372035999999999) at /home/denis/dev/galera-bugs/gcs/src/gcs_core.cpp:1201
#8  0x00007f092d9358c2 in gcs_recv_thread (arg=0x5556d8a6ff70) at /home/denis/dev/galera-bugs/gcs/src/gcs.cpp:1450
#9  0x00007f09324eb609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f09320d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f092412d700 (LWP 47924)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f09277400e8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5556d8a66e10, cond=0x7f09277400c0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x7f09277400c0, mutex=0x5556d8a66e10) at pthread_cond_wait.c:647
#3  0x00007f092d8d3ee2 in gu::Lock::wait (this=0x7f092412a4f0, cond=...) at /home/denis/dev/galera-bugs/galerautils/src/gu_lock.hpp:46
#4  0x00007f092d8dedbd in galera::Monitor<galera::ReplicatorSMM::LocalOrder>::enter (this=0x5556d8a66e10, obj=...) at /home/denis/dev/galera-bugs/galera/src/monitor.hpp:163
#5  0x00007f092d8d03bb in galera::ReplicatorSMM::enter_local_monitor_for_cert (this=0x5556d8a65df0, trx=0x7f08d4918fc0, ts=...) at /home/denis/dev/galera-bugs/galera/src/replicator_smm.cpp:3215
#6  0x00007f092d8d8bf4 in galera::ReplicatorSMM::cert (this=0x5556d8a65df0, trx=0x7f08d4918fc0, ts=...) at /home/denis/dev/galera-bugs/galera/src/replicator_smm.cpp:3364
#7  0x00007f092d8d0c5e in galera::ReplicatorSMM::cert_and_catch (this=0x5556d8a65df0, trx=0x7f08d4918fc0, ts=...) at /home/denis/dev/galera-bugs/galera/src/replicator_smm.cpp:3383
#8  0x00007f092d8c370f in galera::ReplicatorSMM::certify (this=0x5556d8a65df0, trx=..., meta=0x7f092412ad28) at /home/denis/dev/galera-bugs/galera/src/replicator_smm.cpp:971
#9  0x00007f092d89bbb4 in galera_certify (gh=0x5556d8a51b50, conn_id=237, trx_handle=0x7f092412ac78, flags=64, meta=0x7f092412ad28) at /home/denis/dev/galera-bugs/galera/src/wsrep_provider.cpp:644
#10 0x00005556d62bc6ed in wsrep::wsrep_provider_v26::certify (this=<optimized out>, client_id=..., ws_handle=..., flags=<optimized out>, ws_meta=...) at /home/denis/dev/mariadb-server-features/wsrep-lib/src/wsrep_provider_v26.cpp:921
#11 0x00005556d62b3406 in wsrep::transaction::certify_fragment (this=this@entry=0x7f08b00076c0, lock=...) at /home/denis/dev/mariadb-server-features/wsrep-lib/src/transaction.cpp:1610
#12 0x00005556d62b44ce in wsrep::transaction::streaming_step (this=this@entry=0x7f08b00076c0, lock=..., force=force@entry=false) at /home/denis/dev/mariadb-server-features/wsrep-lib/src/transaction.cpp:1464
#13 0x00005556d62b4630 in wsrep::transaction::after_row (this=this@entry=0x7f08b00076c0) at /home/denis/dev/mariadb-server-features/wsrep-lib/src/transaction.cpp:270
#14 0x00005556d628d724 in wsrep::client_state::after_row (this=this@entry=0x7f08b0007658) at /home/denis/dev/mariadb-server-features/wsrep-lib/src/client_state.cpp:336
#15 0x00005556d5a857a6 in wsrep_after_row_internal (thd=0x7f08b0000db8) at /home/denis/dev/mariadb-server-features/sql/wsrep_trans_observer.h:175
#16 wsrep_after_row (thd=0x7f08b0000db8) at /home/denis/dev/mariadb-server-features/sql/handler.cc:7242
#17 0x00005556d5a99676 in handler::ha_write_row (this=0x7f08b0349710, buf=0x7f08b035a4f8 "\375\004") at /home/denis/dev/mariadb-server-features/sql/handler.cc:7673
#18 0x00005556d576f574 in write_record (thd=thd@entry=0x7f08b0000db8, table=table@entry=0x7f08b0bd9a28, info=info@entry=0x7f092412b6c0, sink=sink@entry=0x0) at /home/denis/dev/mariadb-server-features/sql/sql_insert.cc:2168
#19 0x00005556d5779a26 in mysql_insert (thd=thd@entry=0x7f08b0000db8, table_list=0x7f08b0014320, fields=..., values_list=..., update_fields=..., update_values=..., duplic=DUP_ERROR, ignore=false, result=0x0) at /home/denis/dev/mariadb-server-features/sql/sql_insert.cc:1133
#20 0x00005556d57b183a in mysql_execute_command (thd=thd@entry=0x7f08b0000db8, is_called_from_prepared_stmt=is_called_from_prepared_stmt@entry=false) at /home/denis/dev/mariadb-server-features/sql/sql_parse.cc:4584
#21 0x00005556d57bb765 in mysql_parse (thd=thd@entry=0x7f08b0000db8, rawbuf=rawbuf@entry=0x7f08b0014240 "INSERT INTO t1 VALUE (4, 'z')", length=length@entry=29, parser_state=parser_state@entry=0x7f092412c240) at /home/denis/dev/mariadb-server-features/sql/sql_parse.cc:8100
#22 0x00005556d57ba872 in wsrep_mysql_parse (thd=thd@entry=0x7f08b0000db8, rawbuf=0x7f08b0014240 "INSERT INTO t1 VALUE (4, 'z')", length=29, parser_state=parser_state@entry=0x7f092412c240) at /home/denis/dev/mariadb-server-features/sql/sql_parse.cc:7911
#23 0x00005556d57a98ff in dispatch_command (command=command@entry=COM_QUERY, thd=thd@entry=0x7f08b0000db8, packet=packet@entry=0x7f08b000b9e9 "INSERT INTO t1 VALUE (4, 'z');", packet_length=packet_length@entry=30, blocking=blocking@entry=true) at /home/denis/dev/mariadb-server-features/sql/sql_parse.cc:1883
#24 0x00005556d57a7cd6 in do_command (thd=0x7f08b0000db8, blocking=blocking@entry=true) at /home/denis/dev/mariadb-server-features/sql/sql_parse.cc:1410
#25 0x00005556d5917ad8 in do_handle_one_connection (connect=<optimized out>, connect@entry=0x5556d9192048, put_in_cache=put_in_cache@entry=true) at /home/denis/dev/mariadb-server-features/sql/sql_connect.cc:1415
#26 0x00005556d5918033 in handle_one_connection (arg=arg@entry=0x5556d9192048) at /home/denis/dev/mariadb-server-features/sql/sql_connect.cc:1317
#27 0x00005556d5d622a9 in pfs_spawn_thread (arg=0x5556d8a8a718) at /home/denis/dev/mariadb-server-features/storage/perfschema/pfs.cc:2201
#28 0x00007f09324eb609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#29 0x00007f09320d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f08f4ff9700 (LWP 47914)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f08f4ff8bb0, clockid=<optimized out>, expected=0, futex_word=0x5556d8b81dfc) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f08f4ff8bb0, clockid=<optimized out>, mutex=0x5556d8b81730, cond=0x5556d8b81dd0) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5556d8b81dd0, mutex=0x5556d8b81730, abstime=0x7f08f4ff8bb0) at pthread_cond_wait.c:665
#3  0x00005556d6199b5f in __gthread_cond_timedwait (__abs_timeout=0x7f08f4ff8bb0, __mutex=<optimized out>, __cond=0x5556d8b81dd0) at /usr/include/x86_64-linux-gnu/c++/5/bits/gthr-default.h:871
#4  std::condition_variable::__wait_until_impl<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (__atime=..., __lock=..., this=0x5556d8b81dd0) at /usr/include/c++/5/condition_variable:165
#5  std::condition_variable::wait_until<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (__atime=..., __lock=..., this=0x5556d8b81dd0) at /usr/include/c++/5/condition_variable:105
#6  std::condition_variable::wait_for<long, std::ratio<1l, 1000l> > (__rtime=..., __lock=..., this=0x5556d8b81dd0) at /usr/include/c++/5/condition_variable:137
#7  tpool::thread_pool_generic::wait_for_tasks (this=this@entry=0x5556d8b81590, lk=..., thread_data=thread_data@entry=0x5556d8b81dd0) at /home/denis/dev/mariadb-server-features/tpool/tpool_generic.cc:482
#8  0x00005556d619a5a5 in tpool::thread_pool_generic::get_task (this=this@entry=0x5556d8b81590, thread_var=thread_var@entry=0x5556d8b81dd0, t=t@entry=0x7f08f4ff8c58) at /home/denis/dev/mariadb-server-features/tpool/tpool_generic.cc:535
#9  0x00005556d619a6e4 in tpool::thread_pool_generic::worker_main (this=0x5556d8b81590, thread_var=0x5556d8b81dd0) at /home/denis/dev/mariadb-server-features/tpool/tpool_generic.cc:581
#10 0x00005556d619bfc7 in std::_Mem_fn_base<void (tpool::thread_pool_generic::*)(tpool::worker_data*), true>::operator()<tpool::worker_data*, void> (__object=<optimized out>, this=<optimized out>) at /usr/include/c++/5/functional:600
#11 std::_Bind_simple<std::_Mem_fn<void (tpool::thread_pool_generic::*)(tpool::worker_data*)> (tpool::thread_pool_generic*, tpool::worker_data*)>::_M_invoke<0ul, 1ul>(std::_Index_tuple<0ul, 1ul>) (this=<optimized out>) at /usr/include/c++/5/functional:1531
#12 std::_Bind_simple<std::_Mem_fn<void (tpool::thread_pool_generic::*)(tpool::worker_data*)> (tpool::thread_pool_generic*, tpool::worker_data*)>::operator()() (this=<optimized out>) at /usr/include/c++/5/functional:1520
#13 std::thread::_Impl<std::_Bind_simple<std::_Mem_fn<void (tpool::thread_pool_generic::*)(tpool::worker_data*)> (tpool::thread_pool_generic*, tpool::worker_data*)> >::_M_run() (this=<optimized out>) at /usr/include/c++/5/thread:115
#14 0x00007f09323d21a2 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#15 0x00007f09324eb609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#16 0x00007f09320d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f0924178700 (LWP 47894)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f0924177c00, clockid=<optimized out>, expected=0, futex_word=0x5556d6d02cec <thread_cache+44>) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f0924177c00, clockid=<optimized out>, mutex=0x5556d6d02d58 <thread_cache+152>, cond=0x5556d6d02cc0 <thread_cache>) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=cond@entry=0x5556d6d02cc0 <thread_cache>, mutex=mutex@entry=0x5556d6d02d58 <thread_cache+152>, abstime=abstime@entry=0x7f0924177c00) at pthread_cond_wait.c:665
#3  0x00005556d620f9d3 in safe_cond_timedwait (cond=cond@entry=0x5556d6d02cc0 <thread_cache>, mp=mp@entry=0x5556d6d02d30 <thread_cache+112>, abstime=abstime@entry=0x7f0924177c00, file=file@entry=0x5556d669e0d8 "/home/denis/dev/mariadb-server-features/mysys/my_thr_init.c", line=line@entry=609) at /home/denis/dev/mariadb-server-features/mysys/thr_mutex.c:546
#4  0x00005556d6209d7c in psi_cond_timedwait (that=0x5556d6d02cc0 <thread_cache>, mutex=0x5556d6d02d30 <thread_cache+112>, abstime=abstime@entry=0x7f0924177c00, file=file@entry=0x5556d62d9f20 "/home/denis/dev/mariadb-server-features/sql/thread_cache.h", line=line@entry=177) at /home/denis/dev/mariadb-server-features/mysys/my_thr_init.c:609
#5  0x00005556d5917ced in inline_mysql_cond_timedwait (src_line=177, src_file=0x5556d62d9f20 "/home/denis/dev/mariadb-server-features/sql/thread_cache.h", abstime=0x7f0924177c00, mutex=<optimized out>, that=<optimized out>) at /home/denis/dev/mariadb-server-features/include/mysql/psi/mysql_thread.h:1086
#6  Thread_cache::park (this=<optimized out>) at /home/denis/dev/mariadb-server-features/sql/thread_cache.h:176
#7  do_handle_one_connection (connect=<optimized out>, connect@entry=0x5556d917b6e8, put_in_cache=put_in_cache@entry=true) at /home/denis/dev/mariadb-server-features/sql/sql_connect.cc:1427
#8  0x00005556d5918033 in handle_one_connection (arg=arg@entry=0x5556d917b6e8) at /home/denis/dev/mariadb-server-features/sql/sql_connect.cc:1317
#9  0x00005556d5d622a9 in pfs_spawn_thread (arg=0x5556d916edc8) at /home/denis/dev/mariadb-server-features/storage/perfschema/pfs.cc:2201
#10 0x00007f09324eb609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007f09320d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f092c0c5700 (LWP 47889)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5556d6d05aec <COND_manager+44>) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5556d6d05b28 <LOCK_manager+40>, cond=0x5556d6d05ac0 <COND_manager>) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=cond@entry=0x5556d6d05ac0 <COND_manager>, mutex=mutex@entry=0x5556d6d05b28 <LOCK_manager+40>) at pthread_cond_wait.c:647
#3  0x00005556d620f7d4 in safe_cond_wait (cond=cond@entry=0x5556d6d05ac0 <COND_manager>, mp=mp@entry=0x5556d6d05b00 <LOCK_manager>, file=file@entry=0x5556d669e0d8 "/home/denis/dev/mariadb-server-features/mysys/my_thr_init.c", line=line@entry=596) at /home/denis/dev/mariadb-server-features/mysys/thr_mutex.c:492
#4  0x00005556d6209cf3 in psi_cond_wait (that=that@entry=0x5556d6d05ac0 <COND_manager>, mutex=mutex@entry=0x5556d6d05b00 <LOCK_manager>, file=file@entry=0x5556d630d658 "/home/denis/dev/mariadb-server-features/sql/sql_manager.cc", line=line@entry=103) at /home/denis/dev/mariadb-server-features/mysys/my_thr_init.c:596
#5  0x00005556d57a5484 in inline_mysql_cond_wait (src_line=103, src_file=0x5556d630d658 "/home/denis/dev/mariadb-server-features/sql/sql_manager.cc", mutex=0x5556d6d05b00 <LOCK_manager>, that=0x5556d6d05ac0 <COND_manager>) at /home/denis/dev/mariadb-server-features/include/mysql/psi/mysql_thread.h:1070
#6  handle_manager (arg=arg@entry=0x0) at /home/denis/dev/mariadb-server-features/sql/sql_manager.cc:103
#7  0x00005556d5d622a9 in pfs_spawn_thread (arg=0x5556d8abdbf8) at /home/denis/dev/mariadb-server-features/storage/perfschema/pfs.cc:2201
#8  0x00007f09324eb609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f09320d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f08c67fc700 (LWP 48015)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f08c67fbbb0, clockid=<optimized out>, expected=0, futex_word=0x5556d8b81ffc) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f08c67fbbb0, clockid=<optimized out>, mutex=0x5556d8b81730, cond=0x5556d8b81fd0) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5556d8b81fd0, mutex=0x5556d8b81730, abstime=0x7f08c67fbbb0) at pthread_cond_wait.c:665
#3  0x00005556d6199b5f in __gthread_cond_timedwait (__abs_timeout=0x7f08c67fbbb0, __mutex=<optimized out>, __cond=0x5556d8b81fd0) at /usr/include/x86_64-linux-gnu/c++/5/bits/gthr-default.h:871
#4  std::condition_variable::__wait_until_impl<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (__atime=..., __lock=..., this=0x5556d8b81fd0) at /usr/include/c++/5/condition_variable:165
#5  std::condition_variable::wait_until<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (__atime=..., __lock=..., this=0x5556d8b81fd0) at /usr/include/c++/5/condition_variable:105
#6  std::condition_variable::wait_for<long, std::ratio<1l, 1000l> > (__rtime=..., __lock=..., this=0x5556d8b81fd0) at /usr/include/c++/5/condition_variable:137
#7  tpool::thread_pool_generic::wait_for_tasks (this=this@entry=0x5556d8b81590, lk=..., thread_data=thread_data@entry=0x5556d8b81fd0) at /home/denis/dev/mariadb-server-features/tpool/tpool_generic.cc:482
#8  0x00005556d619a5a5 in tpool::thread_pool_generic::get_task (this=this@entry=0x5556d8b81590, thread_var=thread_var@entry=0x5556d8b81fd0, t=t@entry=0x7f08c67fbc58) at /home/denis/dev/mariadb-server-features/tpool/tpool_generic.cc:535
#9  0x00005556d619a6e4 in tpool::thread_pool_generic::worker_main (this=0x5556d8b81590, thread_var=0x5556d8b81fd0) at /home/denis/dev/mariadb-server-features/tpool/tpool_generic.cc:581
#10 0x00005556d619bfc7 in std::_Mem_fn_base<void (tpool::thread_pool_generic::*)(tpool::worker_data*), true>::operator()<tpool::worker_data*, void> (__object=<optimized out>, this=<optimized out>) at /usr/include/c++/5/functional:600
#11 std::_Bind_simple<std::_Mem_fn<void (tpool::thread_pool_generic::*)(tpool::worker_data*)> (tpool::thread_pool_generic*, tpool::worker_data*)>::_M_invoke<0ul, 1ul>(std::_Index_tuple<0ul, 1ul>) (this=<optimized out>) at /usr/include/c++/5/functional:1531
#12 std::_Bind_simple<std::_Mem_fn<void (tpool::thread_pool_generic::*)(tpool::worker_data*)> (tpool::thread_pool_generic*, tpool::worker_data*)>::operator()() (this=<optimized out>) at /usr/include/c++/5/functional:1520
#13 std::thread::_Impl<std::_Bind_simple<std::_Mem_fn<void (tpool::thread_pool_generic::*)(tpool::worker_data*)> (tpool::thread_pool_generic*, tpool::worker_data*)> >::_M_run() (this=<optimized out>) at /usr/include/c++/5/thread:115
#14 0x00007f09323d21a2 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#15 0x00007f09324eb609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#16 0x00007f09320d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f08f7fff700 (LWP 47885)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f08f7ffebb0, clockid=<optimized out>, expected=0, futex_word=0x5556d8b8197c) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f08f7ffebb0, clockid=<optimized out>, mutex=0x5556d8b81730, cond=0x5556d8b81950) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=0x5556d8b81950, mutex=0x5556d8b81730, abstime=0x7f08f7ffebb0) at pthread_cond_wait.c:665
#3  0x00005556d6199b5f in __gthread_cond_timedwait (__abs_timeout=0x7f08f7ffebb0, __mutex=<optimized out>, __cond=0x5556d8b81950) at /usr/include/x86_64-linux-gnu/c++/5/bits/gthr-default.h:871
#4  std::condition_variable::__wait_until_impl<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (__atime=..., __lock=..., this=0x5556d8b81950) at /usr/include/c++/5/condition_variable:165
#5  std::condition_variable::wait_until<std::chrono::duration<long, std::ratio<1l, 1000000000l> > > (__atime=..., __lock=..., this=0x5556d8b81950) at /usr/include/c++/5/condition_variable:105
#6  std::condition_variable::wait_for<long, std::ratio<1l, 1000l> > (__rtime=..., __lock=..., this=0x5556d8b81950) at /usr/include/c++/5/condition_variable:137
#7  tpool::thread_pool_generic::wait_for_tasks (this=this@entry=0x5556d8b81590, lk=..., thread_data=thread_data@entry=0x5556d8b81950) at /home/denis/dev/mariadb-server-features/tpool/tpool_generic.cc:482
#8  0x00005556d619a5a5 in tpool::thread_pool_generic::get_task (this=this@entry=0x5556d8b81590, thread_var=thread_var@entry=0x5556d8b81950, t=t@entry=0x7f08f7ffec58) at /home/denis/dev/mariadb-server-features/tpool/tpool_generic.cc:535
#9  0x00005556d619a6e4 in tpool::thread_pool_generic::worker_main (this=0x5556d8b81590, thread_var=0x5556d8b81950) at /home/denis/dev/mariadb-server-features/tpool/tpool_generic.cc:581
#10 0x00005556d619bfc7 in std::_Mem_fn_base<void (tpool::thread_pool_generic::*)(tpool::worker_data*), true>::operator()<tpool::worker_data*, void> (__object=<optimized out>, this=<optimized out>) at /usr/include/c++/5/functional:600
#11 std::_Bind_simple<std::_Mem_fn<void (tpool::thread_pool_generic::*)(tpool::worker_data*)> (tpool::thread_pool_generic*, tpool::worker_data*)>::_M_invoke<0ul, 1ul>(std::_Index_tuple<0ul, 1ul>) (this=<optimized out>) at /usr/include/c++/5/functional:1531
#12 std::_Bind_simple<std::_Mem_fn<void (tpool::thread_pool_generic::*)(tpool::worker_data*)> (tpool::thread_pool_generic*, tpool::worker_data*)>::operator()() (this=<optimized out>) at /usr/include/c++/5/functional:1520
#13 std::thread::_Impl<std::_Bind_simple<std::_Mem_fn<void (tpool::thread_pool_generic::*)(tpool::worker_data*)> (tpool::thread_pool_generic*, tpool::worker_data*)> >::_M_run() (this=<optimized out>) at /usr/include/c++/5/thread:115
#14 0x00007f09323d21a2 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#15 0x00007f09324eb609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#16 0x00007f09320d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f092c4f1700 (LWP 47459)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f091000122c) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7f0910001178, cond=0x7f0910001200) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=cond@entry=0x7f0910001200, mutex=mutex@entry=0x7f0910001178) at pthread_cond_wait.c:647
#3  0x00005556d620f7d4 in safe_cond_wait (cond=cond@entry=0x7f0910001200, mp=mp@entry=0x7f0910001150, file=file@entry=0x5556d669e0d8 "/home/denis/dev/mariadb-server-features/mysys/my_thr_init.c", line=line@entry=596) at /home/denis/dev/mariadb-server-features/mysys/thr_mutex.c:492
#4  0x00005556d6209cf3 in psi_cond_wait (that=that@entry=0x7f0910001200, mutex=mutex@entry=0x7f0910001150, file=file@entry=0x5556d634a808 "/home/denis/dev/mariadb-server-features/sql/mdl.cc", line=line@entry=1210) at /home/denis/dev/mariadb-server-features/mysys/my_thr_init.c:596
#5  0x00005556d5924cb0 in inline_mysql_cond_wait (src_line=1210, src_file=0x5556d634a808 "/home/denis/dev/mariadb-server-features/sql/mdl.cc", mutex=0x7f0910001150, that=0x7f0910001200) at /home/denis/dev/mariadb-server-features/include/mysql/psi/mysql_thread.h:1070
#6  MDL_wait::timed_wait (this=this@entry=0x7f0910001150, owner=0x7f09100010e0, abs_timeout=abs_timeout@entry=0x7f092c4eeaf0, set_status_on_timeout=set_status_on_timeout@entry=false, wait_state_name=<optimized out>) at /home/denis/dev/mariadb-server-features/sql/mdl.cc:1210
#7  0x00005556d5927428 in MDL_context::acquire_lock (this=this@entry=0x7f0910001150, mdl_request=0x7f091000fc50, lock_wait_timeout=lock_wait_timeout@entry=86400) at /home/denis/dev/mariadb-server-features/sql/mdl.cc:2393
#8  0x00005556d59280dd in MDL_context::acquire_locks (this=this@entry=0x7f0910001150, mdl_requests=mdl_requests@entry=0x7f092c4eec40, lock_wait_timeout=lock_wait_timeout@entry=86400) at /home/denis/dev/mariadb-server-features/sql/mdl.cc:2525
#9  0x00005556d572b824 in lock_table_names (thd=thd@entry=0x7f0910000ff8, options=..., tables_start=tables_start@entry=0x7f091000f7d0, tables_end=tables_end@entry=0x0, lock_wait_timeout=86400, flags=flags@entry=0) at /home/denis/dev/mariadb-server-features/sql/sql_base.cc:4106
#10 0x00005556d594be1b in lock_table_names (flags=0, lock_wait_timeout=<optimized out>, table_list_end=0x0, table_list=0x7f091000f7d0, thd=0x7f0910000ff8) at /home/denis/dev/mariadb-server-features/sql/sql_base.h:258
#11 Sql_cmd_truncate_table::lock_table (this=this@entry=0x7f091000fee0, thd=thd@entry=0x7f0910000ff8, table_ref=table_ref@entry=0x7f091000f7d0, hton_can_recreate=hton_can_recreate@entry=0x7f092c4eef20) at /home/denis/dev/mariadb-server-features/sql/sql_truncate.cc:349
#12 0x00005556d594c332 in Sql_cmd_truncate_table::truncate_table (this=this@entry=0x7f091000fee0, thd=thd@entry=0x7f0910000ff8, table_ref=table_ref@entry=0x7f091000f7d0) at /home/denis/dev/mariadb-server-features/sql/sql_truncate.cc:482
#13 0x00005556d594c560 in Sql_cmd_truncate_table::execute (this=0x7f091000fee0, thd=0x7f0910000ff8) at /home/denis/dev/mariadb-server-features/sql/sql_truncate.cc:573
#14 0x00005556d57b57ac in mysql_execute_command (thd=thd@entry=0x7f0910000ff8, is_called_from_prepared_stmt=is_called_from_prepared_stmt@entry=false) at /home/denis/dev/mariadb-server-features/sql/sql_parse.cc:6074
#15 0x00005556d57bb765 in mysql_parse (thd=0x7f0910000ff8, rawbuf=<optimized out>, length=<optimized out>, parser_state=parser_state@entry=0x7f092c4ef640) at /home/denis/dev/mariadb-server-features/sql/sql_parse.cc:8100
#16 0x00005556d5bd2394 in Query_log_event::do_apply_event (this=0x7f0910028ff8, rgi=0x7f0910022740, query_arg=0x7f091017fd43 "TRUNCATE TABLE t1", q_len_arg=<optimized out>) at /home/denis/dev/mariadb-server-features/sql/log_event_server.cc:1927
#17 0x00005556d5bd2c92 in Query_log_event::do_apply_event (this=<optimized out>, rgi=<optimized out>) at /home/denis/dev/mariadb-server-features/sql/log_event_server.cc:1605
#18 0x00005556d5de0ce5 in Log_event::apply_event (rgi=0x7f0910022740, this=0x7f0910028ff8) at /home/denis/dev/mariadb-server-features/sql/log_event.h:1501
#19 wsrep_apply_events (thd=thd@entry=0x7f0910000ff8, rli=<optimized out>, events_buf=<optimized out>, buf_len=0) at /home/denis/dev/mariadb-server-features/sql/wsrep_applier.cc:213
#20 0x00005556d5dc3e27 in apply_events (thd=thd@entry=0x7f0910000ff8, rli=<optimized out>, data=..., err=...) at /home/denis/dev/mariadb-server-features/sql/wsrep_high_priority_service.cc:128
#21 0x00005556d5dc4f0e in Wsrep_high_priority_service::apply_toi (this=0x7f092c4f0b90, ws_meta=..., data=..., err=...) at /home/denis/dev/mariadb-server-features/sql/wsrep_high_priority_service.cc:428
#22 0x00005556d62a0567 in apply_toi (data=..., ws_meta=..., ws_handle=..., high_priority_service=..., provider=...) at /home/denis/dev/mariadb-server-features/wsrep-lib/src/server_state.cpp:466
#23 wsrep::server_state::on_apply (this=<optimized out>, high_priority_service=..., ws_handle=..., ws_meta=..., data=...) at /home/denis/dev/mariadb-server-features/wsrep-lib/src/server_state.cpp:1118
#24 0x00005556d62baf77 in wsrep::high_priority_service::apply (data=..., ws_meta=..., ws_handle=..., this=0x7f092c4f0b90) at /home/denis/dev/mariadb-server-features/wsrep-lib/include/wsrep/high_priority_service.hpp:47
#25 (anonymous namespace)::apply_cb (ctx=0x7f092c4f0b90, wsh=<optimized out>, flags=<optimized out>, buf=<optimized out>, meta=<optimized out>, exit_loop=0x7f092c4eff4d) at /home/denis/dev/mariadb-server-features/wsrep-lib/src/wsrep_provider_v26.cpp:507
#26 0x00007f092d8b7793 in galera::TrxHandleSlave::apply (this=0x7f09100cdd10, recv_ctx=0x7f092c4f0b90, apply_cb=0x5556d62badb8 <(anonymous namespace)::apply_cb(void*, wsrep_ws_handle_t const*, uint32_t, wsrep_buf_t const*, wsrep_trx_meta_t const*, wsrep_bool_t*)>, meta=..., exit_loop=@0x7f092c4eff4d: false) at /home/denis/dev/galera-bugs/galera/src/trx_handle.cpp:396
#27 0x00007f092d8bff24 in galera::ReplicatorSMM::apply_trx (this=0x5556d8a65df0, recv_ctx=0x7f092c4f0b90, ts=...) at /home/denis/dev/galera-bugs/galera/src/replicator_smm.cpp:512
#28 0x00007f092d8ca085 in galera::ReplicatorSMM::process_trx (this=0x5556d8a65df0, recv_ctx=0x7f092c4f0b90, ts_ptr=...) at /home/denis/dev/galera-bugs/galera/src/replicator_smm.cpp:2119
#29 0x00007f092d917069 in galera::GcsActionSource::process_writeset (this=0x5556d8935a50, recv_ctx=0x7f092c4f0b90, act=..., exit_loop=@0x7f092c4f093a: false) at /home/denis/dev/galera-bugs/galera/src/gcs_action_source.cpp:62
#30 0x00007f092d91778c in galera::GcsActionSource::dispatch (this=0x5556d8935a50, recv_ctx=0x7f092c4f0b90, act=..., exit_loop=@0x7f092c4f093a: false) at /home/denis/dev/galera-bugs/galera/src/gcs_action_source.cpp:110
#31 0x00007f092d917f2a in galera::GcsActionSource::process (this=0x5556d8935a50, recv_ctx=0x7f092c4f0b90, exit_loop=@0x7f092c4f093a: false) at /home/denis/dev/galera-bugs/galera/src/gcs_action_source.cpp:183
#32 0x00007f092d8bf336 in galera::ReplicatorSMM::async_recv (this=0x5556d8a65df0, recv_ctx=0x7f092c4f0b90) at /home/denis/dev/galera-bugs/galera/src/replicator_smm.cpp:398
#33 0x00007f092d89977e in galera_recv (gh=0x5556d8a51b50, recv_ctx=0x7f092c4f0b90) at /home/denis/dev/galera-bugs/galera/src/wsrep_provider.cpp:239
#34 0x00005556d62bc50a in wsrep::wsrep_provider_v26::run_applier (this=<optimized out>, applier_ctx=<optimized out>) at /home/denis/dev/mariadb-server-features/wsrep-lib/src/wsrep_provider_v26.cpp:858
#35 0x00005556d5de3948 in wsrep_replication_process (thd=0x7f0910000ff8, arg=<optimized out>) at /home/denis/dev/mariadb-server-features/sql/wsrep_thd.cc:57
#36 0x00005556d5dcef30 in start_wsrep_THD (arg=arg@entry=0x5556d8a9ec50) at /home/denis/dev/mariadb-server-features/sql/wsrep_mysqld.cc:3692
#37 0x00005556d5d622a9 in pfs_spawn_thread (arg=0x5556d8a8a718) at /home/denis/dev/mariadb-server-features/storage/perfschema/pfs.cc:2201
#38 0x00007f09324eb609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#39 0x00007f09320d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f092cd3d700 (LWP 47454)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x5556d8a66668) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x5556d8a66608, cond=0x5556d8a66640) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x5556d8a66640, mutex=0x5556d8a66608) at pthread_cond_wait.c:647
#3  0x00007f092d8d3ee2 in gu::Lock::wait (this=0x7f092cd3cab0, cond=...) at /home/denis/dev/galera-bugs/galerautils/src/gu_lock.hpp:46
#4  0x00007f092d912fc6 in galera::ServiceThd::thd_func (arg=0x5556d8a665f0) at /home/denis/dev/galera-bugs/galera/src/galera_service_thd.cpp:30
#5  0x00007f09324eb609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f09320d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f0907060700 (LWP 47882)):
#0  futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7f090705fbd0, clockid=<optimized out>, expected=0, futex_word=0x5556d7539ae8 <COND_checkpoint+40>) at ../sysdeps/nptl/futex-internal.h:320
#1  __pthread_cond_wait_common (abstime=0x7f090705fbd0, clockid=<optimized out>, mutex=0x5556d7539b28 <LOCK_checkpoint+40>, cond=0x5556d7539ac0 <COND_checkpoint>) at pthread_cond_wait.c:520
#2  __pthread_cond_timedwait (cond=cond@entry=0x5556d7539ac0 <COND_checkpoint>, mutex=mutex@entry=0x5556d7539b28 <LOCK_checkpoint+40>, abstime=abstime@entry=0x7f090705fbd0) at pthread_cond_wait.c:665
#3  0x00005556d620f9d3 in safe_cond_timedwait (cond=cond@entry=0x5556d7539ac0 <COND_checkpoint>, mp=mp@entry=0x5556d7539b00 <LOCK_checkpoint>, abstime=abstime@entry=0x7f090705fbd0, file=file@entry=0x5556d669e0d8 "/home/denis/dev/mariadb-server-features/mysys/my_thr_init.c", line=line@entry=609) at /home/denis/dev/mariadb-server-features/mysys/thr_mutex.c:546
#4  0x00005556d6209d7c in psi_cond_timedwait (that=0x5556d7539ac0 <COND_checkpoint>, mutex=0x5556d7539b00 <LOCK_checkpoint>, abstime=abstime@entry=0x7f090705fbd0, file=file@entry=0x5556d6541840 "/home/denis/dev/mariadb-server-features/storage/maria/ma_servicethread.c", line=line@entry=116) at /home/denis/dev/mariadb-server-features/mysys/my_thr_init.c:609
#5  0x00005556d5ce62b5 in inline_mysql_cond_timedwait (src_line=116, src_file=0x5556d6541840 "/home/denis/dev/mariadb-server-features/storage/maria/ma_servicethread.c", abstime=0x7f090705fbd0, mutex=<optimized out>, that=<optimized out>) at /home/denis/dev/mariadb-server-features/include/mysql/psi/mysql_thread.h:1086
#6  my_service_thread_sleep (control=control@entry=0x5556d6c5f920 <checkpoint_control>, sleep_time=sleep_time@entry=30000000000) at /home/denis/dev/mariadb-server-features/storage/maria/ma_servicethread.c:115
#7  0x00005556d5cdde5a in ma_checkpoint_background (arg=arg@entry=0x1e) at /home/denis/dev/mariadb-server-features/storage/maria/ma_checkpoint.c:725
#8  0x00005556d5d622a9 in pfs_spawn_thread (arg=0x5556d8b671d8) at /home/denis/dev/mariadb-server-features/storage/perfschema/pfs.cc:2201
#9  0x00007f09324eb609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f09320d9133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f0931e2ddc0 (LWP 47450)):
#0  __pthread_kill (threadid=<optimized out>, signo=signo@entry=6) at ../sysdeps/unix/sysv/linux/pthread_kill.c:56
#1  0x00005556d620ad57 in my_write_core (sig=sig@entry=6) at /home/denis/dev/mariadb-server-features/mysys/stacktrace.c:424
#2  0x00005556d5a830d1 in handle_fatal_signal (sig=6) at /home/denis/dev/mariadb-server-features/sql/signal_handler.cc:357
#3  <signal handler called>
#4  0x00007f09320cc99f in __GI___poll (fds=0x5556d913dcc8, nfds=2, timeout=timeout@entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#5  0x00005556d56b1b07 in poll (__timeout=-1, __nfds=<optimized out>, __fds=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
#6  handle_connections_sockets () at /home/denis/dev/mariadb-server-features/sql/mysqld.cc:6193
#7  0x00005556d56b4201 in mysqld_main (argc=173, argv=0x5556d8922110) at /home/denis/dev/mariadb-server-features/sql/mysqld.cc:5898
#8  0x00005556d56a5329 in main (argc=<optimized out>, argv=<optimized out>) at /home/denis/dev/mariadb-server-features/sql/main.cc:34