[kontact] [Bug 400581] New: [BACKTRACE] kontact crashes on exit if akonadi hangs

Andreas Schneider bugzilla_noreply at kde.org
Fri Nov 2 09:58:10 GMT 2018 

https://bugs.kde.org/show_bug.cgi?id=400581

            Bug ID: 400581
           Summary: [BACKTRACE] kontact crashes on exit if akonadi hangs
           Product: kontact
           Version: unspecified
          Platform: Other
                OS: Linux
            Status: REPORTED
          Severity: normal
          Priority: NOR
         Component: mail
          Assignee: kdepim-bugs at kde.org
          Reporter: asn at cryptomilk.org
  Target Milestone: ---

SUMMARY

kontact crashes on exit if akonadi hangs



Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f993fb889c0 (LWP 21517))]

Thread 46 (Thread 0x7f98f37fe700 (LWP 29324)):
#0  0x00007f9952b7f8c8 in futex_reltimed_wait_cancelable (private=0,
reltime=0x7f98f37fd940, expected=0, futex_word=0x7f98f37fdb28) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f9952b7f8c8 in __pthread_cond_wait_common (abstime=0x7f98f37fd9e0,
mutex=0x7f98f37fdad8, cond=0x7f98f37fdb00) at pthread_cond_wait.c:533
#2  0x00007f9952b7f8c8 in __pthread_cond_timedwait (cond=0x7f98f37fdb00,
mutex=0x7f98f37fdad8, abstime=0x7f98f37fd9e0) at pthread_cond_wait.c:667
#3  0x00007f994ba47d37 in base::ConditionVariable::TimedWait(base::TimeDelta
const&) () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#4  0x00007f994ba49a0a in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#5  0x00007f994ba49af2 in base::WaitableEvent::TimedWait(base::TimeDelta
const&) () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#6  0x00007f994ba4e8b1 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:171
#7  0x00007f994ba4fd91 in base::internal::SchedulerWorker::Thread::ThreadMain()
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:68
#8  0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#9  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#10 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 45 (Thread 0x7f97a1b76700 (LWP 29322)):
#0  0x00007f9952b7f8c8 in futex_reltimed_wait_cancelable (private=0,
reltime=0x7f97a1b75940, expected=0, futex_word=0x7f97a1b75b28) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f9952b7f8c8 in __pthread_cond_wait_common (abstime=0x7f97a1b759e0,
mutex=0x7f97a1b75ad8, cond=0x7f97a1b75b00) at pthread_cond_wait.c:533
#2  0x00007f9952b7f8c8 in __pthread_cond_timedwait (cond=0x7f97a1b75b00,
mutex=0x7f97a1b75ad8, abstime=0x7f97a1b759e0) at pthread_cond_wait.c:667
#3  0x00007f994ba47d37 in base::ConditionVariable::TimedWait(base::TimeDelta
const&) () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#4  0x00007f994ba49a0a in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#5  0x00007f994ba49af2 in base::WaitableEvent::TimedWait(base::TimeDelta
const&) () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#6  0x00007f994ba4e8b1 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:171
#7  0x00007f994ba4fd91 in base::internal::SchedulerWorker::Thread::ThreadMain()
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:68
#8  0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#9  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#10 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 44 (Thread 0x7f97dddf7700 (LWP 9439)):
#0  0x00007f9953ce22c9 in __GI___poll (fds=0x7f97d0004c70, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f9951520f46 in g_main_context_poll (priority=<optimized out>,
n_fds=1, fds=0x7f97d0004c70, timeout=<optimized out>, context=0x7f97d000f9d0)
at gmain.c:4221
#2  0x00007f9951520f46 in g_main_context_iterate
(context=context at entry=0x7f97d000f9d0, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at gmain.c:3915
#3  0x00007f995152106c in g_main_context_iteration (context=0x7f97d000f9d0,
may_block=may_block at entry=1) at gmain.c:3981
#4  0x00007f9954406adb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f97d0004f00, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f99543b3adb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this at entry=0x7f97dddf6be0, flags=..., flags at entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#6  0x00007f9954202de6 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#7  0x00007f995420c9b7 in QThreadPrivate::start(void*) (arg=0x56314bcc6200) at
thread/qthread_unix.cpp:367
#8  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#9  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 43 (Thread 0x7f97ab43e700 (LWP 21681)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f98ac3b1628) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f98ac3b15d8, cond=0x7f98ac3b1600) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x7f98ac3b1600,
mutex=0x7f98ac3b15d8) at pthread_cond_wait.c:655
#3  0x00007f9936a81a2b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f9936a81757 in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#6  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 42 (Thread 0x7f97c885c700 (LWP 21678)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f98ac266b48) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f98ac266af8, cond=0x7f98ac266b20) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x7f98ac266b20,
mutex=0x7f98ac266af8) at pthread_cond_wait.c:655
#3  0x00007f9936a81a2b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f9936a81757 in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#6  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 41 (Thread 0x7f97caffd700 (LWP 21662)):
#0  0x00007f9953ce22c9 in __GI___poll (fds=0x7f97c0003ce0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f9951520f46 in g_main_context_poll (priority=<optimized out>,
n_fds=1, fds=0x7f97c0003ce0, timeout=<optimized out>, context=0x7f97c0000bf0)
at gmain.c:4221
#2  0x00007f9951520f46 in g_main_context_iterate
(context=context at entry=0x7f97c0000bf0, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at gmain.c:3915
#3  0x00007f995152106c in g_main_context_iteration (context=0x7f97c0000bf0,
may_block=may_block at entry=1) at gmain.c:3981
#4  0x00007f9954406adb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f97c0000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f99543b3adb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this at entry=0x7f97caffcbe0, flags=..., flags at entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#6  0x00007f9954202de6 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#7  0x00007f995420c9b7 in QThreadPrivate::start(void*) (arg=0x5631360c1090) at
thread/qthread_unix.cpp:367
#8  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#9  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 40 (Thread 0x7f97cb7fe700 (LWP 21661)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f98ac11d448) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f98ac11d3f8, cond=0x7f98ac11d420) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x7f98ac11d420,
mutex=0x7f98ac11d3f8) at pthread_cond_wait.c:655
#3  0x00007f9936a81a2b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f9936a81757 in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#6  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 39 (Thread 0x7f97cbfff700 (LWP 21660)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f98ac0179e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f98ac017998, cond=0x7f98ac0179c0) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x7f98ac0179c0,
mutex=0x7f98ac017998) at pthread_cond_wait.c:655
#3  0x00007f9936a81a2b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f9936a81757 in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#6  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 38 (Thread 0x7f97de5f8700 (LWP 21654)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x56313655b028) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x56313655afd8, cond=0x56313655b000) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x56313655b000,
mutex=0x56313655afd8) at pthread_cond_wait.c:655
#3  0x00007f9936a81a2b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f9936a81757 in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#6  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 37 (Thread 0x7f97dffff700 (LWP 21649)):
#0  0x00007f9953ce7739 in syscall () at
../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
#1  0x00007f9954201a24 in QtLinuxFutex::_q_futex(int*, int, int, unsigned long
long, int*, int) (val3=0, addr2=0x0, val2=0, val=<optimized out>, op=0,
addr=<optimized out>) at thread/qfutex_p.h:105
#2  0x00007f9954201a24 in QtLinuxFutex::futexWait<QBasicAtomicInteger<unsigned
int> >(QBasicAtomicInteger<unsigned int>&, QBasicAtomicInteger<unsigned
int>::Type) (expectedValue=<optimized out>, futex=...) at thread/qfutex_p.h:107
#3  0x00007f9954201a24 in
futexSemaphoreTryAcquire_loop<false>(QBasicAtomicInteger<unsigned long long>&,
unsigned long long, unsigned long long, int) (timeout=-1, nn=8589934593,
curValue=<optimized out>, u=...) at thread/qsemaphore.cpp:221
#4  0x00007f9954201a24 in
futexSemaphoreTryAcquire<false>(QBasicAtomicInteger<unsigned long long>&, int,
int) (timeout=-1, n=<optimized out>, u=...) at thread/qsemaphore.cpp:264
#5  0x00007f9954201a24 in QSemaphore::acquire(int) (this=0x7f9952f542e0,
n=<optimized out>) at thread/qsemaphore.cpp:328
#6  0x00007f9952e95d14 in  () at /usr/lib64/libQt5Network.so.5
#7  0x00007f995420c9b7 in QThreadPrivate::start(void*) (arg=0x7f9952f542c0) at
thread/qthread_unix.cpp:367
#8  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#9  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 36 (Thread 0x7f97f1853700 (LWP 21648)):
#0  0x00007f9953cddd34 in __GI___libc_read (fd=113,
buf=buf at entry=0x7f97f18529b0, nbytes=nbytes at entry=16) at
../sysdeps/unix/sysv/linux/read.c:27
#1  0x00007f99515664b0 in read (__nbytes=16, __buf=0x7f97f18529b0,
__fd=<optimized out>) at /usr/include/bits/unistd.h:44
#2  0x00007f99515664b0 in g_wakeup_acknowledge (wakeup=0x7f97ec003560) at
gwakeup.c:210
#3  0x00007f9951520a4b in g_main_context_check
(context=context at entry=0x7f97d8000bf0, max_priority=2147483647,
fds=fds at entry=0x7f97d8003ce0, n_fds=n_fds at entry=1) at gmain.c:3698
#4  0x00007f9951520ef0 in g_main_context_iterate
(context=context at entry=0x7f97d8000bf0, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at gmain.c:3917
#5  0x00007f995152106c in g_main_context_iteration (context=0x7f97d8000bf0,
may_block=may_block at entry=1) at gmain.c:3981
#6  0x00007f9954406adb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f97d8000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#7  0x00007f99543b3adb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this at entry=0x7f97f1852be0, flags=..., flags at entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#8  0x00007f9954202de6 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#9  0x00007f995420c9b7 in QThreadPrivate::start(void*) (arg=0x563135f12060) at
thread/qthread_unix.cpp:367
#10 0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#11 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 35 (Thread 0x7f97f2ffd700 (LWP 21627)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x5631362e74e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x5631362e7498, cond=0x5631362e74c0) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x5631362e74c0,
mutex=0x5631362e7498) at pthread_cond_wait.c:655
#3  0x00007f9936a81a2b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f9936a81757 in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#6  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 34 (Thread 0x7f9801c03700 (LWP 21582)):
#0  0x00007f9953ce22c9 in __GI___poll (fds=0x7f97ec0049b0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f9951520f46 in g_main_context_poll (priority=<optimized out>,
n_fds=1, fds=0x7f97ec0049b0, timeout=<optimized out>, context=0x7f97ec000bf0)
at gmain.c:4221
#2  0x00007f9951520f46 in g_main_context_iterate
(context=context at entry=0x7f97ec000bf0, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at gmain.c:3915
#3  0x00007f995152106c in g_main_context_iteration (context=0x7f97ec000bf0,
may_block=may_block at entry=1) at gmain.c:3981
#4  0x00007f9954406adb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f97ec000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f99543b3adb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this at entry=0x7f9801c02be0, flags=..., flags at entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#6  0x00007f9954202de6 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#7  0x00007f995420c9b7 in QThreadPrivate::start(void*) (arg=0x563135ebf630) at
thread/qthread_unix.cpp:367
#8  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#9  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 33 (Thread 0x7f9802ffd700 (LWP 21577)):
#0  0x00007f9951567854 in g_mutex_unlock (mutex=0x7f97f8000bf0) at
gthread-posix.c:1355
#1  0x00007f9951520969 in g_main_context_check
(context=context at entry=0x7f97f8000bf0, max_priority=2147483647,
fds=fds at entry=0x7f97f8020e50, n_fds=n_fds at entry=1) at gmain.c:3751
#2  0x00007f9951520ef0 in g_main_context_iterate
(context=context at entry=0x7f97f8000bf0, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at gmain.c:3917
#3  0x00007f995152106c in g_main_context_iteration (context=0x7f97f8000bf0,
may_block=may_block at entry=1) at gmain.c:3981
#4  0x00007f9954406adb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f97f8000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f99543b3adb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this at entry=0x7f9802ffcbe0, flags=..., flags at entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#6  0x00007f9954202de6 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#7  0x00007f995420c9b7 in QThreadPrivate::start(void*) (arg=0x563135df0c60) at
thread/qthread_unix.cpp:367
#8  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#9  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 32 (Thread 0x7f98037fe700 (LWP 21576)):
#0  0x00007f9953ce22c9 in __GI___poll (fds=0x7f97f4003ce0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f9951520f46 in g_main_context_poll (priority=<optimized out>,
n_fds=1, fds=0x7f97f4003ce0, timeout=<optimized out>, context=0x7f97f4000bf0)
at gmain.c:4221
#2  0x00007f9951520f46 in g_main_context_iterate
(context=context at entry=0x7f97f4000bf0, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at gmain.c:3915
#3  0x00007f995152106c in g_main_context_iteration (context=0x7f97f4000bf0,
may_block=may_block at entry=1) at gmain.c:3981
#4  0x00007f9954406adb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f97f4000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f99543b3adb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this at entry=0x7f98037fdbe0, flags=..., flags at entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#6  0x00007f9954202de6 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#7  0x00007f995420c9b7 in QThreadPrivate::start(void*) (arg=0x563135de5490) at
thread/qthread_unix.cpp:367
#8  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#9  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 31 (Thread 0x7f9803fff700 (LWP 21575)):
#0  0x00007ffe0fdfc9d9 in  ()
#1  0x00007ffe0fdfcbdc in clock_gettime ()
#2  0x00007f9953cfa876 in __GI___clock_gettime (clock_id=clock_id at entry=1,
tp=tp at entry=0x7f9803ffe9a0) at ../sysdeps/unix/clock_gettime.c:115
#3  0x00007f9954406401 in qt_clock_gettime (ts=0x7f9803ffe9a0, clock=1) at
kernel/qelapsedtimer_unix.cpp:175
#4  0x00007f9954406401 in do_gettime (frac=<synthetic pointer>, sec=<synthetic
pointer>) at kernel/qelapsedtimer_unix.cpp:166
#5  0x00007f9954406401 in qt_gettime() () at kernel/qelapsedtimer_unix.cpp:175
#6  0x00007f9954404c39 in QTimerInfoList::updateCurrentTime()
(this=0x7f97fc0048f0) at kernel/qtimerinfo_unix.cpp:91
#7  0x00007f9954406f45 in timerSourceCheckHelper (src=<optimized out>) at
../../include/QtCore/../../src/corelib/tools/qlist.h:540
#8  0x00007f9954406f45 in timerSourceCheck(GSource*) (source=<optimized out>)
at kernel/qeventdispatcher_glib.cpp:173
#9  0x00007f9951520971 in g_main_context_check
(context=context at entry=0x7f97fc000bf0, max_priority=2147483647,
fds=fds at entry=0x7f97fc004a10, n_fds=n_fds at entry=1) at gmain.c:3753
#10 0x00007f9951520ef0 in g_main_context_iterate
(context=context at entry=0x7f97fc000bf0, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at gmain.c:3917
#11 0x00007f995152106c in g_main_context_iteration (context=0x7f97fc000bf0,
may_block=may_block at entry=1) at gmain.c:3981
#12 0x00007f9954406adb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f97fc000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#13 0x00007f99543b3adb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this at entry=0x7f9803ffebe0, flags=..., flags at entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#14 0x00007f9954202de6 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#15 0x00007f995420c9b7 in QThreadPrivate::start(void*) (arg=0x563135b84d90) at
thread/qthread_unix.cpp:367
#16 0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#17 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 30 (Thread 0x7f98a67fc700 (LWP 21559)):
#0  0x00007f9953cfa0cc in __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f9953cfbdf4 in ___fprintf_chk (fp=0x7f9953fae8b0
<_IO_stdfile_2_lock>, flag=1, format=0x7f994795eda8 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007f994794702f in event_logv_ () at /usr/lib64/libevent-2.1.so.6
#3  0x00007f99479471f4 in event_warn () at /usr/lib64/libevent-2.1.so.6
#4  0x00007f9947948b60 in  () at /usr/lib64/libevent-2.1.so.6
#5  0x00007f994793e998 in event_base_loop () at /usr/lib64/libevent-2.1.so.6
#6  0x00007f994ba1c759 in
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at
./../../3rdparty/chromium/base/message_loop/message_pump_libevent.cc:224
#7  0x00007f994ba3b9ab in base::RunLoop::Run() () at
./../../3rdparty/chromium/base/run_loop.cc:130
#8  0x00007f994ba5e774 in base::Thread::Run(base::RunLoop*) () at
./../../3rdparty/chromium/base/threading/thread.cc:255
#9  0x00007f994ba5e774 in base::Thread::ThreadMain() () at
./../../3rdparty/chromium/base/threading/thread.cc:338
#10 0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#11 0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#12 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 29 (Thread 0x7f98a7fff700 (LWP 21557)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f9948079fb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f9948079f68, cond=0x7f9948079f90) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x7f9948079f90,
mutex=0x7f9948079f68) at pthread_cond_wait.c:655
#3  0x00007f9947f8401a in  () at /usr/lib64/libQt5Script.so.5
#4  0x00007f9947f8403b in  () at /usr/lib64/libQt5Script.so.5
#5  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#6  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 28 (Thread 0x7f98a77fe700 (LWP 21556)):
#0  0x00007f9937bbd794 in pa_pstream_ref () at
/usr/lib64/pulseaudio/libpulsecommon-12.2.so
#1  0x00007f9937bbe311 in  () at /usr/lib64/pulseaudio/libpulsecommon-12.2.so
#2  0x00007f9937bbeb6a in  () at /usr/lib64/pulseaudio/libpulsecommon-12.2.so
#3  0x00007f993c0fd568 in pa_mainloop_dispatch () at /usr/lib64/libpulse.so.0
#4  0x00007f993c0fd83c in pa_mainloop_iterate () at /usr/lib64/libpulse.so.0
#5  0x00007f993c0fd8e0 in pa_mainloop_run () at /usr/lib64/libpulse.so.0
#6  0x00007f993c10b8f9 in  () at /usr/lib64/libpulse.so.0
#7  0x00007f9937bce658 in  () at /usr/lib64/pulseaudio/libpulsecommon-12.2.so
#8  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#9  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 27 (Thread 0x7f98c4ff9700 (LWP 21554)):
#0  0x00007f9953cfa0cc in __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f9953cfbdf4 in ___fprintf_chk (fp=0x7f9953fae8b0
<_IO_stdfile_2_lock>, flag=1, format=0x7f994795eda8 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007f994794702f in event_logv_ () at /usr/lib64/libevent-2.1.so.6
#3  0x00007f99479471f4 in event_warn () at /usr/lib64/libevent-2.1.so.6
#4  0x00007f9947948b60 in  () at /usr/lib64/libevent-2.1.so.6
#5  0x00007f994793e998 in event_base_loop () at /usr/lib64/libevent-2.1.so.6
#6  0x00007f994ba1c7ad in
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at
./../../3rdparty/chromium/base/message_loop/message_pump_libevent.cc:247
#7  0x00007f994ba3b9ab in base::RunLoop::Run() () at
./../../3rdparty/chromium/base/run_loop.cc:130
#8  0x00007f994ba5e774 in base::Thread::Run(base::RunLoop*) () at
./../../3rdparty/chromium/base/threading/thread.cc:255
#9  0x00007f994ba5e774 in base::Thread::ThreadMain() () at
./../../3rdparty/chromium/base/threading/thread.cc:338
#10 0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#11 0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#12 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 26 (Thread 0x7f98c57fa700 (LWP 21553)):
#0  0x00007f9952b7f8c8 in futex_reltimed_wait_cancelable (private=0,
reltime=0x7f98c57f9900, expected=0, futex_word=0x7f98c57f9ae8) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f9952b7f8c8 in __pthread_cond_wait_common (abstime=0x7f98c57f99a0,
mutex=0x7f98c57f9a98, cond=0x7f98c57f9ac0) at pthread_cond_wait.c:533
#2  0x00007f9952b7f8c8 in __pthread_cond_timedwait (cond=0x7f98c57f9ac0,
mutex=0x7f98c57f9a98, abstime=0x7f98c57f99a0) at pthread_cond_wait.c:667
#3  0x00007f994ba47d37 in base::ConditionVariable::TimedWait(base::TimeDelta
const&) () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#4  0x00007f994ba49a0a in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#5  0x00007f994ba16250 in
base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at
./../../3rdparty/chromium/base/message_loop/message_pump_default.cc:63
#6  0x00007f994ba3b9ab in base::RunLoop::Run() () at
./../../3rdparty/chromium/base/run_loop.cc:130
#7  0x00007f994ba5e774 in base::Thread::Run(base::RunLoop*) () at
./../../3rdparty/chromium/base/threading/thread.cc:255
#8  0x00007f994ba5e774 in base::Thread::ThreadMain() () at
./../../3rdparty/chromium/base/threading/thread.cc:338
#9  0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#10 0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#11 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7f98c5ffb700 (LWP 21552)):
#0  0x00007f9952b7f8c8 in futex_reltimed_wait_cancelable (private=0,
reltime=0x7f98c5ffa900, expected=0, futex_word=0x7f98c5ffaae8) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f9952b7f8c8 in __pthread_cond_wait_common (abstime=0x7f98c5ffa9a0,
mutex=0x7f98c5ffaa98, cond=0x7f98c5ffaac0) at pthread_cond_wait.c:533
#2  0x00007f9952b7f8c8 in __pthread_cond_timedwait (cond=0x7f98c5ffaac0,
mutex=0x7f98c5ffaa98, abstime=0x7f98c5ffa9a0) at pthread_cond_wait.c:667
#3  0x00007f994ba47d37 in base::ConditionVariable::TimedWait(base::TimeDelta
const&) () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#4  0x00007f994ba49a0a in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#5  0x00007f994ba16250 in
base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at
./../../3rdparty/chromium/base/message_loop/message_pump_default.cc:63
#6  0x00007f994ba3b9ab in base::RunLoop::Run() () at
./../../3rdparty/chromium/base/run_loop.cc:130
#7  0x00007f994ba5e774 in base::Thread::Run(base::RunLoop*) () at
./../../3rdparty/chromium/base/threading/thread.cc:255
#8  0x00007f994ba5e774 in base::Thread::ThreadMain() () at
./../../3rdparty/chromium/base/threading/thread.cc:338
#9  0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#10 0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#11 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7f98c67fc700 (LWP 21551)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x563135a3b038) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x563135a3af78, cond=0x563135a3b010) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x563135a3b010,
mutex=0x563135a3af78) at pthread_cond_wait.c:655
#3  0x00007f994ba47c69 in base::ConditionVariable::Wait() () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#4  0x00007f994c4a0d18 in cc::SingleThreadTaskGraphRunner::Run() () at
./../../3rdparty/chromium/cc/raster/single_thread_task_graph_runner.cc:123
#5  0x00007f994ba612e6 in base::SimpleThread::ThreadMain() () at
./../../3rdparty/chromium/base/threading/simple_thread.cc:68
#6  0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#7  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#8  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7f98c6ffd700 (LWP 21550)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f98c6ffcb38) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f98c6ffcae8, cond=0x7f98c6ffcb10) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x7f98c6ffcb10,
mutex=0x7f98c6ffcae8) at pthread_cond_wait.c:655
#3  0x00007f994ba47c69 in base::ConditionVariable::Wait() () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#4  0x00007f994ba49a18 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:223
#5  0x00007f994ba49aaf in base::WaitableEvent::Wait() () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:154
#6  0x00007f994ba4e8c8 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:169
#7  0x00007f994ba4fd91 in base::internal::SchedulerWorker::Thread::ThreadMain()
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:68
#8  0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#9  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#10 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7f98c77fe700 (LWP 21549)):
#0  0x00007f9953cfa0cc in __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f9953cfbdf4 in ___fprintf_chk (fp=0x7f9953fae8b0
<_IO_stdfile_2_lock>, flag=1, format=0x7f994795eda8 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007f994794702f in event_logv_ () at /usr/lib64/libevent-2.1.so.6
#3  0x00007f99479471f4 in event_warn () at /usr/lib64/libevent-2.1.so.6
#4  0x00007f9947948b60 in  () at /usr/lib64/libevent-2.1.so.6
#5  0x00007f994793e998 in event_base_loop () at /usr/lib64/libevent-2.1.so.6
#6  0x00007f994ba1c759 in
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at
./../../3rdparty/chromium/base/message_loop/message_pump_libevent.cc:224
#7  0x00007f994ba3b9ab in base::RunLoop::Run() () at
./../../3rdparty/chromium/base/run_loop.cc:130
#8  0x00007f994ab5236a in
content::BrowserThreadImpl::IOThreadRun(base::RunLoop*) () at
../../3rdparty/chromium/content/browser/browser_thread_impl.cc:248
#9  0x00007f994ab52817 in content::BrowserThreadImpl::Run(base::RunLoop*) () at
../../3rdparty/chromium/content/browser/browser_thread_impl.cc:283
#10 0x00007f994ba5e8a8 in base::Thread::ThreadMain() () at
./../../3rdparty/chromium/base/threading/thread.cc:338
#11 0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#12 0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#13 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7f98c7fff700 (LWP 21548)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f98c7ffeb38) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f98c7ffeae8, cond=0x7f98c7ffeb10) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x7f98c7ffeb10,
mutex=0x7f98c7ffeae8) at pthread_cond_wait.c:655
#3  0x00007f994ba47c69 in base::ConditionVariable::Wait() () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#4  0x00007f994ba49a18 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:223
#5  0x00007f994ba49aaf in base::WaitableEvent::Wait() () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:154
#6  0x00007f994ba4e8c8 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:169
#7  0x00007f994ba4fbaf in base::internal::SchedulerWorker::Thread::ThreadMain()
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:42
#8  0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#9  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#10 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7f98f0ff9700 (LWP 21547)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f98f0ff8b38) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f98f0ff8ae8, cond=0x7f98f0ff8b10) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x7f98f0ff8b10,
mutex=0x7f98f0ff8ae8) at pthread_cond_wait.c:655
#3  0x00007f994ba47c69 in base::ConditionVariable::Wait() () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#4  0x00007f994ba49a18 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:223
#5  0x00007f994ba49aaf in base::WaitableEvent::Wait() () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:154
#6  0x00007f994ba4e8c8 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:169
#7  0x00007f994ba4fd91 in base::internal::SchedulerWorker::Thread::ThreadMain()
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:68
#8  0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#9  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#10 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7f98f17fa700 (LWP 21546)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f98f17f9b38) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f98f17f9ae8, cond=0x7f98f17f9b10) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x7f98f17f9b10,
mutex=0x7f98f17f9ae8) at pthread_cond_wait.c:655
#3  0x00007f994ba47c69 in base::ConditionVariable::Wait() () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#4  0x00007f994ba49a18 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:223
#5  0x00007f994ba49aaf in base::WaitableEvent::Wait() () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:154
#6  0x00007f994ba4e8c8 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:169
#7  0x00007f994ba4fbaf in base::internal::SchedulerWorker::Thread::ThreadMain()
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:42
#8  0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#9  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#10 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7f98f1ffb700 (LWP 21545)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f98f1ffab38) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f98f1ffaae8, cond=0x7f98f1ffab10) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x7f98f1ffab10,
mutex=0x7f98f1ffaae8) at pthread_cond_wait.c:655
#3  0x00007f994ba47c69 in base::ConditionVariable::Wait() () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#4  0x00007f994ba49a18 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:223
#5  0x00007f994ba49aaf in base::WaitableEvent::Wait() () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:154
#6  0x00007f994ba4e8c8 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:169
#7  0x00007f994ba4fbaf in base::internal::SchedulerWorker::Thread::ThreadMain()
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:42
#8  0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#9  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#10 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f98f27fc700 (LWP 21544)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f98f27fbb38) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f98f27fbae8, cond=0x7f98f27fbb10) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x7f98f27fbb10,
mutex=0x7f98f27fbae8) at pthread_cond_wait.c:655
#3  0x00007f994ba47c69 in base::ConditionVariable::Wait() () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#4  0x00007f994ba49a18 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:223
#5  0x00007f994ba49aaf in base::WaitableEvent::Wait() () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:154
#6  0x00007f994ba4e8c8 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:169
#7  0x00007f994ba4fbaf in base::internal::SchedulerWorker::Thread::ThreadMain()
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:42
#8  0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#9  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#10 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f9900ff9700 (LWP 21540)):
#0  0x00007f9952b7f8c8 in futex_reltimed_wait_cancelable (private=0,
reltime=0x7f9900ff8940, expected=0, futex_word=0x7f9900ff8b28) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f9952b7f8c8 in __pthread_cond_wait_common (abstime=0x7f9900ff89e0,
mutex=0x7f9900ff8ad8, cond=0x7f9900ff8b00) at pthread_cond_wait.c:533
#2  0x00007f9952b7f8c8 in __pthread_cond_timedwait (cond=0x7f9900ff8b00,
mutex=0x7f9900ff8ad8, abstime=0x7f9900ff89e0) at pthread_cond_wait.c:667
#3  0x00007f994ba47d37 in base::ConditionVariable::TimedWait(base::TimeDelta
const&) () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#4  0x00007f994ba49a0a in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#5  0x00007f994ba49af2 in base::WaitableEvent::TimedWait(base::TimeDelta
const&) () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#6  0x00007f994ba4e8b1 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:171
#7  0x00007f994ba4fd91 in base::internal::SchedulerWorker::Thread::ThreadMain()
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:68
#8  0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#9  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#10 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f9901ffb700 (LWP 21538)):
#0  0x00007f9952b7f8c8 in futex_reltimed_wait_cancelable (private=0,
reltime=0x7f9901ffa940, expected=0, futex_word=0x7f9901ffab28) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f9952b7f8c8 in __pthread_cond_wait_common (abstime=0x7f9901ffa9e0,
mutex=0x7f9901ffaad8, cond=0x7f9901ffab00) at pthread_cond_wait.c:533
#2  0x00007f9952b7f8c8 in __pthread_cond_timedwait (cond=0x7f9901ffab00,
mutex=0x7f9901ffaad8, abstime=0x7f9901ffa9e0) at pthread_cond_wait.c:667
#3  0x00007f994ba47d37 in base::ConditionVariable::TimedWait(base::TimeDelta
const&) () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#4  0x00007f994ba49a0a in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#5  0x00007f994ba49af2 in base::WaitableEvent::TimedWait(base::TimeDelta
const&) () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#6  0x00007f994ba4e8b1 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:171
#7  0x00007f994ba4fd91 in base::internal::SchedulerWorker::Thread::ThreadMain()
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:68
#8  0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#9  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#10 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f99027fc700 (LWP 21537)):
#0  0x00007f9953cfa0cc in __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f9953cfbdf4 in ___fprintf_chk (fp=0x7f9953fae8b0
<_IO_stdfile_2_lock>, flag=1, format=0x7f994795eda8 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007f994794702f in event_logv_ () at /usr/lib64/libevent-2.1.so.6
#3  0x00007f99479471f4 in event_warn () at /usr/lib64/libevent-2.1.so.6
#4  0x00007f9947948b60 in  () at /usr/lib64/libevent-2.1.so.6
#5  0x00007f994793e998 in event_base_loop () at /usr/lib64/libevent-2.1.so.6
#6  0x00007f994ba1c7ad in
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at
./../../3rdparty/chromium/base/message_loop/message_pump_libevent.cc:247
#7  0x00007f994ba3b9ab in base::RunLoop::Run() () at
./../../3rdparty/chromium/base/run_loop.cc:130
#8  0x00007f994ba5e774 in base::Thread::Run(base::RunLoop*) () at
./../../3rdparty/chromium/base/threading/thread.cc:255
#9  0x00007f994ba5e774 in base::Thread::ThreadMain() () at
./../../3rdparty/chromium/base/threading/thread.cc:338
#10 0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#11 0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#12 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f9902ffd700 (LWP 21536)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f9902ffcac8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f9902ffca78, cond=0x7f9902ffcaa0) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x7f9902ffcaa0,
mutex=0x7f9902ffca78) at pthread_cond_wait.c:655
#3  0x00007f994ba47c69 in base::ConditionVariable::Wait() () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#4  0x00007f994ba49a18 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:223
#5  0x00007f994ba49aaf in base::WaitableEvent::Wait() () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:154
#6  0x00007f994ba1623f in
base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at
./../../3rdparty/chromium/base/message_loop/message_pump_default.cc:57
#7  0x00007f994ba3b9ab in base::RunLoop::Run() () at
./../../3rdparty/chromium/base/run_loop.cc:130
#8  0x00007f994ba5e774 in base::Thread::Run(base::RunLoop*) () at
./../../3rdparty/chromium/base/threading/thread.cc:255
#9  0x00007f994ba5e774 in base::Thread::ThreadMain() () at
./../../3rdparty/chromium/base/threading/thread.cc:338
#10 0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#11 0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#12 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f99037fe700 (LWP 21535)):
#0  0x00007f9953c710b0 in __GI__IO_default_xsputn (f=0x7f99037fad50,
data=0x7f994795edab, n=2) at genops.c:392
#1  0x00007f9953c42f45 in _IO_vfprintf_internal (s=0x7f99037fad50,
format=<optimized out>, ap=0x7f99037fd410) at ../libio/libioP.h:876
#2  0x00007f9953c4576e in buffered_vfprintf (s=s at entry=0x7f9953fad680
<_IO_2_1_stderr_>, format=format at entry=0x7f994795eda8 "[%s] %s\n",
args=args at entry=0x7f99037fd410) at vfprintf.c:2329
#3  0x00007f9953c42c62 in _IO_vfprintf_internal (s=s at entry=0x7f9953fad680
<_IO_2_1_stderr_>, format=0x7f994795eda8 "[%s] %s\n",
ap=ap at entry=0x7f99037fd410) at vfprintf.c:1301
#4  0x00007f9953cfbe46 in ___fprintf_chk (fp=0x7f9953fad680 <_IO_2_1_stderr_>,
flag=1, format=<optimized out>) at fprintf_chk.c:35
#5  0x00007f994794702f in event_logv_ () at /usr/lib64/libevent-2.1.so.6
#6  0x00007f99479471f4 in event_warn () at /usr/lib64/libevent-2.1.so.6
#7  0x00007f9947948b60 in  () at /usr/lib64/libevent-2.1.so.6
#8  0x00007f994793e998 in event_base_loop () at /usr/lib64/libevent-2.1.so.6
#9  0x00007f994ba1c759 in
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at
./../../3rdparty/chromium/base/message_loop/message_pump_libevent.cc:224
#10 0x00007f994ba3b9ab in base::RunLoop::Run() () at
./../../3rdparty/chromium/base/run_loop.cc:130
#11 0x00007f994ba5e774 in base::Thread::Run(base::RunLoop*) () at
./../../3rdparty/chromium/base/threading/thread.cc:255
#12 0x00007f994ba5e774 in base::Thread::ThreadMain() () at
./../../3rdparty/chromium/base/threading/thread.cc:338
#13 0x00007f994ba5a1c1 in ThreadFunc() () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#14 0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#15 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f99227fc700 (LWP 21527)):
#0  0x00007f9951567854 in g_mutex_unlock (mutex=0x7f9904000bf0) at
gthread-posix.c:1355
#1  0x00007f995151ffc7 in g_main_context_acquire
(context=context at entry=0x7f9904000bf0) at gmain.c:3262
#2  0x00007f9951520e05 in g_main_context_iterate
(context=context at entry=0x7f9904000bf0, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at gmain.c:3870
#3  0x00007f995152106c in g_main_context_iteration (context=0x7f9904000bf0,
may_block=may_block at entry=1) at gmain.c:3981
#4  0x00007f9954406adb in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f9904000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007f99543b3adb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this at entry=0x7f99227fbbb0, flags=..., flags at entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#6  0x00007f9954202de6 in QThread::exec() (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#7  0x00007f995370c545 in  () at /usr/lib64/libQt5DBus.so.5
#8  0x00007f995420c9b7 in QThreadPrivate::start(void*) (arg=0x7f9953786d60) at
thread/qthread_unix.cpp:367
#9  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#10 0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f9922ffd700 (LWP 21526)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x5631357f1148) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x5631357f10f8, cond=0x5631357f1120) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x5631357f1120,
mutex=0x5631357f10f8) at pthread_cond_wait.c:655
#3  0x00007f9936a81a2b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f9936a81757 in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#6  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f99237fe700 (LWP 21525)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x56313582d578) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x56313582d528, cond=0x56313582d550) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x56313582d550,
mutex=0x56313582d528) at pthread_cond_wait.c:655
#3  0x00007f9936a81a2b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f9936a81757 in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#6  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f9923fff700 (LWP 21524)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x56313582d578) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x56313582d528, cond=0x56313582d550) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x56313582d550,
mutex=0x56313582d528) at pthread_cond_wait.c:655
#3  0x00007f9936a81a2b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f9936a81757 in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#6  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f9930f14700 (LWP 21523)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x56313582d468) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x56313582d418, cond=0x56313582d440) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x56313582d440,
mutex=0x56313582d418) at pthread_cond_wait.c:655
#3  0x00007f9936a81a2b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f9936a81757 in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#6  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f9931715700 (LWP 21522)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x56313582d46c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x56313582d418, cond=0x56313582d440) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x56313582d440,
mutex=0x56313582d418) at pthread_cond_wait.c:655
#3  0x00007f9936a81a2b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f9936a81757 in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#6  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f9931f16700 (LWP 21521)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x56313582d468) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x56313582d418, cond=0x56313582d440) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x56313582d440,
mutex=0x56313582d418) at pthread_cond_wait.c:655
#3  0x00007f9936a81a2b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f9936a81757 in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#6  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f9932717700 (LWP 21520)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x563135785d60) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x563135785d10, cond=0x563135785d38) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x563135785d38,
mutex=0x563135785d10) at pthread_cond_wait.c:655
#3  0x00007f9936a81a2b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f9936a81757 in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#6  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f9933059700 (LWP 21519)):
#0  0x00007f9952b7f4dc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x563135829fd0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f9952b7f4dc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x563135829f80, cond=0x563135829fa8) at pthread_cond_wait.c:502
#2  0x00007f9952b7f4dc in __pthread_cond_wait (cond=0x563135829fa8,
mutex=0x563135829f80) at pthread_cond_wait.c:655
#3  0x00007f9936a81a2b in  () at /usr/lib64/dri/radeonsi_dri.so
#4  0x00007f9936a81757 in  () at /usr/lib64/dri/radeonsi_dri.so
#5  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#6  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f993d582700 (LWP 21518)):
#0  0x00007f9953ce22c9 in __GI___poll (fds=0x7f993d581af8, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f99527bfcc7 in  () at /usr/lib64/libxcb.so.1
#2  0x00007f99527c18ea in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007f993de9a519 in  () at /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f995420c9b7 in QThreadPrivate::start(void*) (arg=0x5631356bf5a0) at
thread/qthread_unix.cpp:367
#5  0x00007f9952b79554 in start_thread (arg=<optimized out>) at
pthread_create.c:463
#6  0x00007f9953cecccf in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f993fb889c0 (LWP 21517)):
[KCrash Handler]
#6  0x00007f99535ddcd4 in qGetPtrHelper<QScopedPointer<QWebEngineViewPrivate> >
(p=...) at /usr/include/qt5/QtCore/qglobal.h:1038
#7  0x00007f99535ddcd4 in QWebEngineView::d_func() const (this=this at entry=0x0)
at api/qwebengineview.h:136
#8  0x00007f99535ddcd4 in QWebEngineView::page() const (this=this at entry=0x0) at
api/qwebengineview.cpp:152
#9  0x00007f99535dddf1 in QWebEngineView::setHtml(QString const&, QUrl const&)
(this=this at entry=0x0, html=..., baseUrl=...) at api/qwebengineview.cpp:183
#10 0x00007f98a505b25f in
MessageViewer::ViewerPrivate::displaySplashPage(QString const&, QHash<QString,
QVariant> const&, QByteArray const&) (this=0x563135ebed80, templateName=...,
data=..., domain=...) at /usr/include/qt5/QtCore/qchar.h:88
#11 0x00007f98a505b648 in
MessageViewer::ViewerPrivate::displaySplashPage(QString const&)
(this=0x563135ebed80, message=...) at
/usr/src/debug/messagelib-18.08.2-2.1.x86_64/messageviewer/src/viewer/viewer_p.cpp:839
#12 0x00007f98a505d8f3 in MessageViewer::ViewerPrivate::itemFetchResult(KJob*)
(this=0x563135ebed80, job=<optimized out>) at
/usr/include/qt5/QtCore/qchar.h:88
#13 0x00007f99543de1a0 in QtPrivate::QSlotObjectBase::call(QObject*, void**)
(a=0x7ffe0fdf4840, r=0x56314945e530, this=0x5631360e2da0) at
../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:376
#14 0x00007f99543de1a0 in QMetaObject::activate(QObject*, int, int, void**)
(sender=0x56314945e530, signalOffset=<optimized out>,
local_signal_index=<optimized out>, argv=<optimized out>) at
kernel/qobject.cpp:3754
#15 0x00007f99552dd03c in KJob::result(KJob*, KJob::QPrivateSignal) () at
/usr/lib64/libKF5CoreAddons.so.5
#16 0x00007f99552ddb03 in KJob::finishJob(bool) () at
/usr/lib64/libKF5CoreAddons.so.5
#17 0x00007f99552ddb6c in KJob::kill(KJob::KillVerbosity) () at
/usr/lib64/libKF5CoreAddons.so.5
#18 0x00007f99539f3b71 in Akonadi::SessionPrivate::clear(bool)
(this=0x563135ebf4f0, forceReconnect=forceReconnect at entry=false) at
/usr/src/debug/akonadi-server-18.08.2-1.1.x86_64/src/core/session.cpp:430
#19 0x00007f99539f3c2d in Akonadi::Session::~Session() (this=0x563135ebf450,
__in_chrg=<optimized out>) at
/usr/src/debug/akonadi-server-18.08.2-1.1.x86_64/src/core/session.cpp:382
#20 0x00007f99539f3c59 in Akonadi::Session::~Session() (this=0x563135ebf450,
__in_chrg=<optimized out>) at
/usr/src/debug/akonadi-server-18.08.2-1.1.x86_64/src/core/session.cpp:380
#21 0x00007f99543dc01b in QObjectPrivate::deleteChildren()
(this=this at entry=0x563135eb58a0) at kernel/qobject.cpp:1997
#22 0x00007f99543e4d44 in QObject::~QObject() (this=<optimized out>,
__in_chrg=<optimized out>) at kernel/qobject.cpp:1025
#23 0x00007f98a5058759 in MessageViewer::ViewerPrivate::~ViewerPrivate()
(this=0x563135ebed80, __in_chrg=<optimized out>) at
/usr/src/debug/messagelib-18.08.2-2.1.x86_64/messageviewer/src/viewer/viewer_p.cpp:293
#24 0x00007f99543dc01b in QObjectPrivate::deleteChildren()
(this=0x563135ebeb60) at kernel/qobject.cpp:1997
#25 0x00007f9954d8f0f6 in QWidget::~QWidget() () at
/usr/lib64/libQt5Widgets.so.5
#26 0x00007f98a504c5f9 in MessageViewer::Viewer::~Viewer()
(this=0x563135ebe980, __in_chrg=<optimized out>) at
/usr/src/debug/messagelib-18.08.2-2.1.x86_64/messageviewer/src/viewer/viewer.cpp:84
#27 0x00007f99543dc01b in QObjectPrivate::deleteChildren()
(this=0x563135eb33b0) at kernel/qobject.cpp:1997
#28 0x00007f9954d8f0f6 in QWidget::~QWidget() () at
/usr/lib64/libQt5Widgets.so.5
#29 0x00007f98a5855339 in KMReaderWin::~KMReaderWin() () at
/usr/lib64/libkmailprivate.so.5
#30 0x00007f99543dc01b in QObjectPrivate::deleteChildren()
(this=0x563136050f60) at kernel/qobject.cpp:1997
#31 0x00007f9954d8f0f6 in QWidget::~QWidget() () at
/usr/lib64/libQt5Widgets.so.5
#32 0x00007f9954ef2319 in QSplitter::~QSplitter() () at
/usr/lib64/libQt5Widgets.so.5
#33 0x00007f99543dc01b in QObjectPrivate::deleteChildren()
(this=0x5631360286d0) at kernel/qobject.cpp:1997
#34 0x00007f9954d8f0f6 in QWidget::~QWidget() () at
/usr/lib64/libQt5Widgets.so.5
#35 0x00007f9954ef2319 in QSplitter::~QSplitter() () at
/usr/lib64/libQt5Widgets.so.5
#36 0x00007f98a5889703 in KMMainWidget::deleteWidgets() () at
/usr/lib64/libkmailprivate.so.5
#37 0x00007f98a58a0a08 in KMMainWidget::destruct() () at
/usr/lib64/libkmailprivate.so.5
#38 0x00007f98a5a9ece6 in  () at /usr/lib64/qt5/plugins/kmailpart.so
#39 0x00007f98a5a9ee39 in  () at /usr/lib64/qt5/plugins/kmailpart.so
#40 0x00007f99555ad3ee in KontactInterface::Plugin::~Plugin()
(this=0x563135b252c0, __vtt_parm=<optimized out>, __in_chrg=<optimized out>) at
/usr/src/debug/kontactinterface-18.08.2-1.1.x86_64/src/plugin.cpp:89
#41 0x00007f98c4021cc6 in  () at /usr/lib64/qt5/plugins/kontact_kmailplugin.so
#42 0x00007f98c4021ce9 in  () at /usr/lib64/qt5/plugins/kontact_kmailplugin.so
#43 0x00007f99555db5b6 in Kontact::MainWindow::~MainWindow() () at
/usr/lib64/libkontactprivate.so.5
#44 0x00007f99555db909 in Kontact::MainWindow::~MainWindow() () at
/usr/lib64/libkontactprivate.so.5
#45 0x00007f99543de920 in QObject::event(QEvent*) (this=0x5631359dd980,
e=<optimized out>) at kernel/qobject.cpp:1242
#46 0x00007f9954d93c8b in QWidget::event(QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#47 0x00007f9954e99f14 in QMainWindow::event(QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#48 0x00007f99554fd5db in KMainWindow::event(QEvent*) () at
/usr/lib64/libKF5XmlGui.so.5
#49 0x00007f99555465c5 in KXmlGuiWindow::event(QEvent*) () at
/usr/lib64/libKF5XmlGui.so.5
#50 0x00007f9954d554a1 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib64/libQt5Widgets.so.5
#51 0x00007f9954d5caf0 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#52 0x00007f99543b4e09 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x5631359dd980, event=0x56314a7177f0) at
../../include/QtCore/5.11.2/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:307
#53 0x00007f99543b7dfb in QCoreApplication::sendEvent(QObject*, QEvent*)
(event=0x56314a7177f0, receiver=<optimized out>) at
kernel/qcoreapplication.h:234
#54 0x00007f99543b7dfb in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) (receiver=0x0, event_type=0, data=0x563135632a40) at
kernel/qcoreapplication.cpp:1745
#55 0x00007f9954407493 in postEventSourceDispatch(GSource*, GSourceFunc,
gpointer) (s=0x5631357934d0) at kernel/qeventdispatcher_glib.cpp:276
#56 0x00007f9951520c15 in g_main_dispatch (context=0x7f9938004ff0) at
gmain.c:3182
#57 0x00007f9951520c15 in g_main_context_dispatch
(context=context at entry=0x7f9938004ff0) at gmain.c:3847
#58 0x00007f9951520fd8 in g_main_context_iterate
(context=context at entry=0x7f9938004ff0, block=block at entry=1,
dispatch=dispatch at entry=1, self=<optimized out>) at gmain.c:3920
#59 0x00007f995152106c in g_main_context_iteration (context=0x7f9938004ff0,
may_block=may_block at entry=1) at gmain.c:3981
#60 0x00007f9954406ac3 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x56313571dda0, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#61 0x00007f993df2d9d1 in  () at /usr/lib64/libQt5XcbQpa.so.5
#62 0x00007f99543b3adb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this at entry=0x7ffe0fdf5530, flags=..., flags at entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#63 0x00007f99543bbc52 in QCoreApplication::exec() () at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#64 0x0000563134807738 in  ()
#65 0x00007f9953c14feb in __libc_start_main (main=0x563134806ba0, argc=1,
argv=0x7ffe0fdf57b8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffe0fdf57a8) at ../csu/libc-start.c:308
#66 0x0000563134807e4a in _start ()
[Inferior 1 (process 21517) detached]

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