[kmail2] [Bug 404052] Crash during/after filtering inbox, probably related to Qt WebEngine integration

Martin Steigerwald bugzilla_noreply at kde.org
Thu Feb 7 17:43:02 GMT 2019


https://bugs.kde.org/show_bug.cgi?id=404052

--- Comment #4 from Martin Steigerwald <Martin at Lichtvoll.de> ---
Okay, on one hand DrKonqi does not thing the backtraces are related, on the
other hand it truncates the backtrace when I tell it to add it to the bug
report. Since I do not know whether DrKonqi got this right, this time I add the
full backtrace manually:

Application: KMail (kmail), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f0102391f00 (LWP 13263))]

Thread 30 (Thread 0x7f00d8a49700 (LWP 14328)):
#0  0x00007f011866e3a9 in futex_reltimed_wait_cancelable (private=0,
reltime=0x7f00d8a48400, expected=0, futex_word=0x7f00d8a485e8) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f011866e3a9 in __pthread_cond_wait_common (abstime=0x7f00d8a484a0,
mutex=0x7f00d8a48598, cond=0x7f00d8a485c0) at pthread_cond_wait.c:533
#2  0x00007f011866e3a9 in __pthread_cond_timedwait (cond=0x7f00d8a485c0,
mutex=0x7f00d8a48598, abstime=0x7f00d8a484a0) at pthread_cond_wait.c:667
#3  0x00007f0111cbaa37 in base::ConditionVariable::TimedWait(base::TimeDelta
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f0111cbd30a in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f0111cbd3f2 in base::WaitableEvent::TimedWait(base::TimeDelta
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f0111cc1981 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f0111cc2e61 in base::internal::SchedulerWorker::Thread::ThreadMain()
() at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#10 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 29 (Thread 0x7effdb1d7700 (LWP 14274)):
#0  0x00007f011ae3ba8b in __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:63
#1  0x00007f011ae3d814 in ___fprintf_chk (fp=0x7f011aef28b0
<_IO_stdfile_2_lock>, flag=1, format=0x7f010cc59848 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007f010cc41a5a in event_logv_ () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f010cc41c34 in event_warn () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f010cc43588 in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f010cc39329 in event_base_loop () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f0111c8f7cd in
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f0111caec8b in base::RunLoop::Run() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f0111cd0204 in base::Thread::ThreadMain() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#11 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 28 (Thread 0x7f00caffd700 (LWP 14088)):
#0  0x00007f011866e3a9 in futex_reltimed_wait_cancelable (private=0,
reltime=0x7f00caffc400, expected=0, futex_word=0x7f00caffc5e8) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f011866e3a9 in __pthread_cond_wait_common (abstime=0x7f00caffc4a0,
mutex=0x7f00caffc598, cond=0x7f00caffc5c0) at pthread_cond_wait.c:533
#2  0x00007f011866e3a9 in __pthread_cond_timedwait (cond=0x7f00caffc5c0,
mutex=0x7f00caffc598, abstime=0x7f00caffc4a0) at pthread_cond_wait.c:667
#3  0x00007f0111cbaa37 in base::ConditionVariable::TimedWait(base::TimeDelta
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f0111cbd30a in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f0111cbd3f2 in base::WaitableEvent::TimedWait(base::TimeDelta
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f0111cc1981 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f0111cc2e61 in base::internal::SchedulerWorker::Thread::ThreadMain()
() at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#10 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 27 (Thread 0x7f005bfff700 (LWP 13527)):
#0  0x00007f011866dfbc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f010f625fb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f011866dfbc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f010f625f68, cond=0x7f010f625f90) at pthread_cond_wait.c:502
#2  0x00007f011866dfbc in __pthread_cond_wait (cond=0x7f010f625f90,
mutex=0x7f010f625f68) at pthread_cond_wait.c:655
#3  0x00007f010f52ee4a in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#4  0x00007f010f52ee69 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#5  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#6  0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 26 (Thread 0x7f00717fb700 (LWP 13514)):
#0  0x00007f011ae1f774 in __GI___libc_read (nbytes=16, buf=0x7f00717fa480,
fd=95) at ../sysdeps/unix/sysv/linux/read.c:26
#1  0x00007f011ae1f774 in __GI___libc_read (fd=95, buf=0x7f00717fa480,
nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f0117b29950 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0117ae3aef in g_main_context_check () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f0117ae3fc0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f0117ae413c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f011b33616b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f011b2e314b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f011b132106 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f011b13bcd7 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#11 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7f00737fe700 (LWP 13471)):
#0  0x00007f011ae3ba8b in __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:63
#1  0x00007f011ae3d814 in ___fprintf_chk (fp=0x7f011aef28b0
<_IO_stdfile_2_lock>, flag=1, format=0x7f010cc59848 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007f010cc41a5a in event_logv_ () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f010cc41c34 in event_warn () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f010cc43588 in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f010cc39329 in event_base_loop () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f0111c8f7cd in
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f0111caec8b in base::RunLoop::Run() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f0111cd0204 in base::Thread::ThreadMain() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#11 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7f0073fff700 (LWP 13470)):
#0  0x00007f011866e3a9 in futex_reltimed_wait_cancelable (private=0,
reltime=0x7f0073ffe3c0, expected=0, futex_word=0x7f0073ffe5a8) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f011866e3a9 in __pthread_cond_wait_common (abstime=0x7f0073ffe460,
mutex=0x7f0073ffe558, cond=0x7f0073ffe580) at pthread_cond_wait.c:533
#2  0x00007f011866e3a9 in __pthread_cond_timedwait (cond=0x7f0073ffe580,
mutex=0x7f0073ffe558, abstime=0x7f0073ffe460) at pthread_cond_wait.c:667
#3  0x00007f0111cbaa37 in base::ConditionVariable::TimedWait(base::TimeDelta
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f0111cbd30a in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f0111c8f370 in
base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f0111caec8b in base::RunLoop::Run() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f0111cd0204 in base::Thread::ThreadMain() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#10 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7f00bcff9700 (LWP 13469)):
#0  0x00007f010899a847 in  () at
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-12.2.so
#1  0x00007f010899abb9 in  () at
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-12.2.so
#2  0x00007f010899b40a in  () at
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-12.2.so
#3  0x00007f010d24bcb8 in pa_mainloop_dispatch () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007f010d24bf8c in pa_mainloop_iterate () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007f010d24c030 in pa_mainloop_run () at
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007f010d25a059 in  () at /usr/lib/x86_64-linux-gnu/libpulse.so.0
#7  0x00007f01089ab4d8 in  () at
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-12.2.so
#8  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#9  0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7f00bd7fa700 (LWP 13468)):
#0  0x00007f011866e3a9 in futex_reltimed_wait_cancelable (private=0,
reltime=0x7f00bd7f93c0, expected=0, futex_word=0x7f00bd7f95a8) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f011866e3a9 in __pthread_cond_wait_common (abstime=0x7f00bd7f9460,
mutex=0x7f00bd7f9558, cond=0x7f00bd7f9580) at pthread_cond_wait.c:533
#2  0x00007f011866e3a9 in __pthread_cond_timedwait (cond=0x7f00bd7f9580,
mutex=0x7f00bd7f9558, abstime=0x7f00bd7f9460) at pthread_cond_wait.c:667
#3  0x00007f0111cbaa37 in base::ConditionVariable::TimedWait(base::TimeDelta
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f0111cbd30a in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f0111c8f370 in
base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f0111caec8b in base::RunLoop::Run() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f0111cd0204 in base::Thread::ThreadMain() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#10 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7f00bdffb700 (LWP 13467)):
#0  0x00007f011866dfbc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x55d9b0bb5198) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f011866dfbc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55d9b0bb50d8, cond=0x55d9b0bb5170) at pthread_cond_wait.c:502
#2  0x00007f011866dfbc in __pthread_cond_wait (cond=0x55d9b0bb5170,
mutex=0x55d9b0bb50d8) at pthread_cond_wait.c:655
#3  0x00007f0111cba969 in base::ConditionVariable::Wait() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f01126207d8 in cc::SingleThreadTaskGraphRunner::Run() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f0111cd2d86 in base::SimpleThread::ThreadMain() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#8  0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7f00be7fc700 (LWP 13466)):
#0  0x00007f011866dfbc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f00be7fb5f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f011866dfbc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f00be7fb5a8, cond=0x7f00be7fb5d0) at pthread_cond_wait.c:502
#2  0x00007f011866dfbc in __pthread_cond_wait (cond=0x7f00be7fb5d0,
mutex=0x7f00be7fb5a8) at pthread_cond_wait.c:655
#3  0x00007f0111cba969 in base::ConditionVariable::Wait() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f0111cbd318 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f0111cbd3af in base::WaitableEvent::Wait() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f0111cc1998 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f0111cc2c7f in base::internal::SchedulerWorker::Thread::ThreadMain()
() at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#10 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7f00beffd700 (LWP 13465)):
#0  0x00007f011ae3ba8b in __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:63
#1  0x00007f011ae3d814 in ___fprintf_chk (fp=0x7f011aef28b0
<_IO_stdfile_2_lock>, flag=1, format=0x7f010cc59848 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007f010cc41a5a in event_logv_ () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f010cc41c34 in event_warn () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f010cc43588 in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f010cc39329 in event_base_loop () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f0111c8f779 in
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f0111caec8b in base::RunLoop::Run() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f0110dbfdba in
content::BrowserThreadImpl::IOThreadRun(base::RunLoop*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f0110dc0267 in content::BrowserThreadImpl::Run(base::RunLoop*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f0111cd0338 in base::Thread::ThreadMain() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#13 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7f00bf7fe700 (LWP 13464)):
#0  0x00007f011866dfbc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f00bf7fd5f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f011866dfbc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f00bf7fd5a8, cond=0x7f00bf7fd5d0) at pthread_cond_wait.c:502
#2  0x00007f011866dfbc in __pthread_cond_wait (cond=0x7f00bf7fd5d0,
mutex=0x7f00bf7fd5a8) at pthread_cond_wait.c:655
#3  0x00007f0111cba969 in base::ConditionVariable::Wait() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f0111cbd318 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f0111cbd3af in base::WaitableEvent::Wait() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f0111cc1998 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f0111cc2c7f in base::internal::SchedulerWorker::Thread::ThreadMain()
() at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#10 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f00bffff700 (LWP 13463)):
#0  0x00007f011866dfbc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f00bfffe5f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f011866dfbc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f00bfffe5a8, cond=0x7f00bfffe5d0) at pthread_cond_wait.c:502
#2  0x00007f011866dfbc in __pthread_cond_wait (cond=0x7f00bfffe5d0,
mutex=0x7f00bfffe5a8) at pthread_cond_wait.c:655
#3  0x00007f0111cba969 in base::ConditionVariable::Wait() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f0111cbd318 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f0111cbd3af in base::WaitableEvent::Wait() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f0111cc1998 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f0111cc2e61 in base::internal::SchedulerWorker::Thread::ThreadMain()
() at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#10 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f00c8ff9700 (LWP 13462)):
#0  0x00007f011866dfbc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f00c8ff85f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f011866dfbc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f00c8ff85a8, cond=0x7f00c8ff85d0) at pthread_cond_wait.c:502
#2  0x00007f011866dfbc in __pthread_cond_wait (cond=0x7f00c8ff85d0,
mutex=0x7f00c8ff85a8) at pthread_cond_wait.c:655
#3  0x00007f0111cba969 in base::ConditionVariable::Wait() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f0111cbd318 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f0111cbd3af in base::WaitableEvent::Wait() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f0111cc1998 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f0111cc2c7f in base::internal::SchedulerWorker::Thread::ThreadMain()
() at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#10 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f00c97fa700 (LWP 13461)):
#0  0x00007f011866dfbc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f00c97f95f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f011866dfbc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f00c97f95a8, cond=0x7f00c97f95d0) at pthread_cond_wait.c:502
#2  0x00007f011866dfbc in __pthread_cond_wait (cond=0x7f00c97f95d0,
mutex=0x7f00c97f95a8) at pthread_cond_wait.c:655
#3  0x00007f0111cba969 in base::ConditionVariable::Wait() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f0111cbd318 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f0111cbd3af in base::WaitableEvent::Wait() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f0111cc1998 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f0111cc2c7f in base::internal::SchedulerWorker::Thread::ThreadMain()
() at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#10 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f00c9ffb700 (LWP 13460)):
#0  0x00007f011866dfbc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f00c9ffa5f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f011866dfbc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f00c9ffa5a8, cond=0x7f00c9ffa5d0) at pthread_cond_wait.c:502
#2  0x00007f011866dfbc in __pthread_cond_wait (cond=0x7f00c9ffa5d0,
mutex=0x7f00c9ffa5a8) at pthread_cond_wait.c:655
#3  0x00007f0111cba969 in base::ConditionVariable::Wait() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f0111cbd318 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f0111cbd3af in base::WaitableEvent::Wait() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f0111cc1998 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f0111cc2c7f in base::internal::SchedulerWorker::Thread::ThreadMain()
() at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#10 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f00cbfff700 (LWP 13456)):
#0  0x00007f011866e3a9 in futex_reltimed_wait_cancelable (private=0,
reltime=0x7f00cbffe400, expected=0, futex_word=0x7f00cbffe5e8) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f011866e3a9 in __pthread_cond_wait_common (abstime=0x7f00cbffe4a0,
mutex=0x7f00cbffe598, cond=0x7f00cbffe5c0) at pthread_cond_wait.c:533
#2  0x00007f011866e3a9 in __pthread_cond_timedwait (cond=0x7f00cbffe5c0,
mutex=0x7f00cbffe598, abstime=0x7f00cbffe4a0) at pthread_cond_wait.c:667
#3  0x00007f0111cbaa37 in base::ConditionVariable::TimedWait(base::TimeDelta
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f0111cbd30a in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f0111cbd3f2 in base::WaitableEvent::TimedWait(base::TimeDelta
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f0111cc1981 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f0111cc2e61 in base::internal::SchedulerWorker::Thread::ThreadMain()
() at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#10 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f00d924a700 (LWP 13454)):
#0  0x00007f011866e3a9 in futex_reltimed_wait_cancelable (private=0,
reltime=0x7f00d9249400, expected=0, futex_word=0x7f00d92495e8) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007f011866e3a9 in __pthread_cond_wait_common (abstime=0x7f00d92494a0,
mutex=0x7f00d9249598, cond=0x7f00d92495c0) at pthread_cond_wait.c:533
#2  0x00007f011866e3a9 in __pthread_cond_timedwait (cond=0x7f00d92495c0,
mutex=0x7f00d9249598, abstime=0x7f00d92494a0) at pthread_cond_wait.c:667
#3  0x00007f0111cbaa37 in base::ConditionVariable::TimedWait(base::TimeDelta
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f0111cbd30a in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f0111cbd3f2 in base::WaitableEvent::TimedWait(base::TimeDelta
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f0111cc1981 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f0111cc2e61 in base::internal::SchedulerWorker::Thread::ThreadMain()
() at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#10 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f00d9a4b700 (LWP 13453)):
#0  0x00007f011ae1f817 in __GI___libc_write (nbytes=47, buf=0x7f00d9a478f0,
fd=2) at ../sysdeps/unix/sysv/linux/write.c:26
#1  0x00007f011ae1f817 in __GI___libc_write (fd=2, buf=0x7f00d9a478f0,
nbytes=47) at ../sysdeps/unix/sysv/linux/write.c:24
#2  0x00007f011adb062d in _IO_new_file_write (f=0x7f011aef1680
<_IO_2_1_stderr_>, data=0x7f00d9a478f0, n=47) at fileops.c:1183
#3  0x00007f011adaf9cf in new_do_write (fp=fp at entry=0x7f011aef1680
<_IO_2_1_stderr_>, data=data at entry=0x7f00d9a478f0 "[warn] epoll_wait:
Ung\303\274ltiger Dateideskriptor\n", to_do=to_do at entry=47) at libioP.h:839
#4  0x00007f011adb0d5e in _IO_new_file_xsputn (n=47, data=<optimized out>,
f=0x7f011aef1680 <_IO_2_1_stderr_>) at fileops.c:1262
#5  0x00007f011adb0d5e in _IO_new_file_xsputn (f=0x7f011aef1680
<_IO_2_1_stderr_>, data=<optimized out>, n=47) at fileops.c:1204
#6  0x00007f011ad87b32 in buffered_vfprintf (s=s at entry=0x7f011aef1680
<_IO_2_1_stderr_>, format=format at entry=0x7f010cc59848 "[%s] %s\n",
args=args at entry=0x7f00d9a49eb0) at ../libio/libioP.h:839
#7  0x00007f011ad850b2 in _IO_vfprintf_internal (s=s at entry=0x7f011aef1680
<_IO_2_1_stderr_>, format=0x7f010cc59848 "[%s] %s\n",
ap=ap at entry=0x7f00d9a49eb0) at vfprintf.c:1296
#8  0x00007f011ae3d866 in ___fprintf_chk (fp=0x7f011aef1680 <_IO_2_1_stderr_>,
flag=1, format=<optimized out>) at fprintf_chk.c:35
#9  0x00007f010cc41a5a in event_logv_ () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#10 0x00007f010cc41c34 in event_warn () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#11 0x00007f010cc43588 in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#12 0x00007f010cc39329 in event_base_loop () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#13 0x00007f0111c8f779 in
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#14 0x00007f0111caec8b in base::RunLoop::Run() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#15 0x00007f0111cd0204 in base::Thread::ThreadMain() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#16 0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#17 0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#18 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f00da24c700 (LWP 13452)):
#0  0x00007f011866dfbc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x7f00da24b588) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f011866dfbc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f00da24b538, cond=0x7f00da24b560) at pthread_cond_wait.c:502
#2  0x00007f011866dfbc in __pthread_cond_wait (cond=0x7f00da24b560,
mutex=0x7f00da24b538) at pthread_cond_wait.c:655
#3  0x00007f0111cba969 in base::ConditionVariable::Wait() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f0111cbd318 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f0111cbd3af in base::WaitableEvent::Wait() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f0111c8f35f in
base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f0111caec8b in base::RunLoop::Run() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f0111cd0204 in base::Thread::ThreadMain() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#11 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f00daa4d700 (LWP 13451)):
#0  0x00007f011ae3ba8b in __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:63
#1  0x00007f011ae3d814 in ___fprintf_chk (fp=0x7f011aef28b0
<_IO_stdfile_2_lock>, flag=1, format=0x7f010cc59848 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007f010cc41a5a in event_logv_ () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f010cc41c34 in event_warn () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f010cc43588 in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f010cc39329 in event_base_loop () at
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f0111c8f7cd in
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f0111caec8b in base::RunLoop::Run() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f0111cd0204 in base::Thread::ThreadMain() () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f0111ccbc81 in base::(anonymous namespace)::ThreadFunc(void*) () at
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#11 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f00e9606700 (LWP 13418)):
#0  0x00007f011ae23b49 in __GI___poll (fds=0x7f00e00049b0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f0117ae4016 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0117ae413c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f011b33616b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f011b2e314b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f011b132106 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f011b13bcd7 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#8  0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f00eb7f1700 (LWP 13269)):
#0  0x00007f0117b2dce4 in g_mutex_unlock () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f0117ae353c in g_main_context_prepare () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0117ae3f4b in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0117ae413c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f011b33616b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f011b2e314b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f011b132106 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f011b13bcd7 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#9  0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f00ebff2700 (LWP 13268)):
#0  0x00007f011ae23b49 in __GI___poll (fds=0x7f00e4003ce0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f0117ae4016 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0117ae413c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f011b33616b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f011b2e314b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f011b132106 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f011b13bcd7 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#8  0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f00f880b700 (LWP 13267)):
#0  0x00007f0117b2dce4 in g_mutex_unlock () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f0117ae3f3e in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f0117ae413c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f011b33616b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f011b2e314b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f011b132106 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f011b13bcd7 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#8  0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f00f9a1c700 (LWP 13266)):
#0  0x00007f011b13b030 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007f011b33605a in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f0117ae3549 in g_main_context_prepare () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f0117ae3f4b in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f0117ae413c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f011b33616b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f011b2e314b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f011b132106 in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f011a90e545 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#9  0x00007f011b13bcd7 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#11 0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f00fb4e9700 (LWP 13265)):
#0  0x00007f011866dfbc in futex_wait_cancelable (private=0, expected=0,
futex_word=0x55d9b00edc8c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007f011866dfbc in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55d9b00edc38, cond=0x55d9b00edc60) at pthread_cond_wait.c:502
#2  0x00007f011866dfbc in __pthread_cond_wait (cond=0x55d9b00edc60,
mutex=0x55d9b00edc38) at pthread_cond_wait.c:655
#3  0x00007f00fb744b32 in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f00fb7446f7 in  () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#6  0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f010186f700 (LWP 13264)):
#0  0x00007f011ae23b49 in __GI___poll (fds=0x7f010186e5b8, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f01176dacf7 in  () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f01176dc91a in xcb_wait_for_event () at
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f0101f3c519 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f011b13bcd7 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f0118667fa3 in start_thread (arg=<optimized out>) at
pthread_create.c:486
#6  0x00007f011ae2e80f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f0102391f00 (LWP 13263)):
[KCrash Handler]
#6  0x00007f011959515a in  () at
/usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#7  0x00007f01195db2ef in Akonadi::Item::hasAttribute(QByteArray const&) const
() at /usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#8  0x00007f01196c5a7e in  () at
/usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#9  0x00007f01196c3154 in  () at
/usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#10 0x00007f01196b342a in  () at
/usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#11 0x00007f011b30d6cb in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f01195ed995 in Akonadi::Monitor::itemRemoved(Akonadi::Item const&)
() at /usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#13 0x00007f01195f81df in
Akonadi::MonitorPrivate::emitItemsNotification(Akonadi::Protocol::ItemChangeNotification
const&, QVector<Akonadi::Item> const&, Akonadi::Collection const&,
Akonadi::Collection const&) () at
/usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#14 0x00007f01195f8dcc in
Akonadi::MonitorPrivate::emitNotification(QSharedPointer<Akonadi::Protocol::ChangeNotification>
const&) () at /usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#15 0x00007f01195a4d9e in  () at
/usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#16 0x00007f01195fbd1c in Akonadi::MonitorPrivate::dispatchNotifications() ()
at /usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#17 0x00007f01195ef299 in  () at
/usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#18 0x00007f011b30d6cb in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007f0119598713 in  () at
/usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#20 0x00007f01195d23e4 in  () at
/usr/lib/x86_64-linux-gnu/libKF5AkonadiCore.so.5abi2
#21 0x00007f011b30d6cb in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x00007f011c197c6c in KJob::result(KJob*, KJob::QPrivateSignal) () at
/usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#23 0x00007f011c198733 in KJob::finishJob(bool) () at
/usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5
#24 0x00007f011b3194a6 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007f011b30df3b in QObject::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f011bc5a491 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#27 0x00007f011bc61ad0 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#28 0x00007f011b2e4479 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007f011b335568 in QTimerInfoList::activateTimers() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007f011b335dc4 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007f0117ae3e0e in g_main_context_dispatch () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007f0117ae40a8 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007f0117ae413c in g_main_context_iteration () at
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007f011b336153 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#35 0x00007f0101fcf861 in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#36 0x00007f011b2e314b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#37 0x00007f011b2eb2c2 in QCoreApplication::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#38 0x000055d9afc0f33b in main(int, char**) (argc=<optimized out>,
argv=<optimized out>) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qcoreapplication.h:116
[Inferior 1 (process 13263) detached]

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