Bug 403417

Summary: kontact crashed after akonadictl restart
Product: [Applications] kontact Reporter: Matthias Heizmann <matthias>
Component: generalAssignee: kdepim bugs <kdepim-bugs>
Status: RESOLVED DUPLICATE    
Severity: crash Keywords: drkonqi
Priority: NOR    
Version: unspecified   
Target Milestone: ---   
Platform: Compiled Sources   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Matthias Heizmann 2019-01-20 00:15:27 UTC 
Application: kontact (5.9.3)
 (Compiled from sources)
Qt Version: 5.11.3
Frameworks Version: 5.52.0
Operating System: Linux 4.19.14-gentoo x86_64
Distribution (Platform): Gentoo Packages

-- Information about the crash:
- What I was doing when the application crashed:
I executed akonadictl restart

- Unusual behavior I noticed:
akonadiserver was consuming 25% of my memory

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f4e1647f800 (LWP 24877))]

Thread 34 (Thread 0x7f4c94b3b700 (LWP 18812)):
#0  0x00007f4e0ce10ea4 in g_mutex_unlock () from /usr/lib64/libglib-2.0.so.0
#1  0x00007f4e0cdcaf96 in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f4e0cdcb0ec in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f4e13a7a12b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007f4e13a2611a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007f4e13888aea in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007f4e1389254f in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 33 (Thread 0x7f4cacbc4700 (LWP 18811)):
#0  0x00007f4e12f005d3 in poll () from /lib64/libc.so.6
#1  0x00007f4e0cdcafd9 in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f4e0cdcb0ec in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f4e13a7a12b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007f4e13a2611a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007f4e13888aea in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007f4e1389254f in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 32 (Thread 0x7f4cc3dba700 (LWP 18787)):
#0  0x00007f4e0ecca8aa in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4e0445e8d7 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f4e0445fe37 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f4e0445ff22 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f4e04464fa1 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f4e0446633f in base::internal::SchedulerWorker::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 31 (Thread 0x7f4cbaf13700 (LWP 18786)):
#0  0x00007f4e0ecca8aa in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4e0445e8d7 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f4e0445fe37 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f4e0445ff22 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f4e04464fa1 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f4e04466529 in base::internal::SchedulerWorker::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 30 (Thread 0x7f4cdb7fe700 (LWP 18785)):
#0  0x00007f4e0ecca8aa in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4e0445e8d7 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f4e0445fe37 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f4e0445ff22 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f4e04464fa1 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f4e04466529 in base::internal::SchedulerWorker::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 29 (Thread 0x7f4c96187700 (LWP 18582)):
#0  0x00007f4e0ecca8aa in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4e0445e8d7 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f4e0445fe37 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f4e0445ff22 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f4e04464fa1 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f4e04466529 in base::internal::SchedulerWorker::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 28 (Thread 0x7f4ca7fff700 (LWP 26773)):
#0  0x00007f4e12efbcd0 in read () from /lib64/libc.so.6
#1  0x00007f4e0ce0fb00 in g_wakeup_acknowledge () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f4e0cdcaac7 in g_main_context_check () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f4e0cdcaf80 in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0
#4  0x00007f4e0cdcb0ec in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#5  0x00007f4e13a7a12b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#6  0x00007f4e13a2611a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#7  0x00007f4e13888aea in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#8  0x00007f4e1389254f in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5
#9  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#10 0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 27 (Thread 0x7f4dcdffb700 (LWP 26585)):
#0  0x00007f4e12efbcd0 in read () from /lib64/libc.so.6
#1  0x00007f4e0ce0fb00 in g_wakeup_acknowledge () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f4e0cdcaac7 in g_main_context_check () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f4e0cdcaf80 in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0
#4  0x00007f4e0cdcb0ec in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#5  0x00007f4e13a7a12b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#6  0x00007f4e13a2611a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#7  0x00007f4e13888aea in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#8  0x00007f4e1389254f in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5
#9  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#10 0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 26 (Thread 0x7f4dccff9700 (LWP 26563)):
#0  0x00007f4e0ecca8aa in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4e0445e8d7 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f4e0445fe37 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f4e0445ff22 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f4e04464fa1 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f4e04466529 in base::internal::SchedulerWorker::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 25 (Thread 0x7f4ca4cae700 (LWP 24994)):
#0  0x00007f4e0cdca392 in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#1  0x00007f4e0cdcaf0b in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f4e0cdcb0ec in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f4e13a7a12b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007f4e13a2611a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007f4e13888aea in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007f4e1389254f in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 24 (Thread 0x7f4cc35b9700 (LWP 24924)):
#0  0x00007f4e12f005d3 in poll () from /lib64/libc.so.6
#1  0x00007f4e0cdcafd9 in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f4e0cdcb0ec in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f4e13a7a12b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007f4e13a2611a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007f4e13888aea in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007f4e1389254f in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 23 (Thread 0x7f4cc8aa9700 (LWP 24922)):
#0  0x00007f4e12f005d3 in poll () from /lib64/libc.so.6
#1  0x00007f4e0cdcafd9 in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f4e0cdcb0ec in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f4e13a7a12b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007f4e13a2611a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007f4e13888aea in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007f4e1389254f in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 22 (Thread 0x7f4cdad7b700 (LWP 24907)):
#0  0x00007f4e12f1b39b in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007f4e12f1d3ec in __fprintf_chk () from /lib64/libc.so.6
#2  0x00007f4dfa7fbefe in event_logv_.part () from /usr/lib64/libevent-2.1.so.6
#3  0x00007f4dfa7fc10c in event_warn () from /usr/lib64/libevent-2.1.so.6
#4  0x00007f4dfa7fd828 in epoll_dispatch () from /usr/lib64/libevent-2.1.so.6
#5  0x00007f4dfa7f3729 in event_base_loop () from /usr/lib64/libevent-2.1.so.6
#6  0x00007f4e04431131 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e044517fb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007f4e0447555f in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#11 0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 21 (Thread 0x7f4d5bfff700 (LWP 24904)):
#0  0x00007f4e0ecca57c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4dfb764584 in QTWTF::TCMalloc_PageHeap::scavengerThread() () from /usr/lib64/libQt5Script.so.5
#2  0x00007f4dfb7645c9 in QTWTF::TCMalloc_PageHeap::runScavengerThread(void*) () from /usr/lib64/libQt5Script.so.5
#3  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#4  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 20 (Thread 0x7f4da8ff9700 (LWP 24903)):
#0  0x00007f4ddf2ccd76 in pa_fdsem_after_poll () from /usr/lib64/pulseaudio/libpulsecommon-12.2.so
#1  0x00007f4ddf2e45ed in semread_cb () from /usr/lib64/pulseaudio/libpulsecommon-12.2.so
#2  0x00007f4ddfbb1b48 in pa_mainloop_dispatch () from /usr/lib64/libpulse.so.0
#3  0x00007f4ddfbb1f1e in pa_mainloop_iterate () from /usr/lib64/libpulse.so.0
#4  0x00007f4ddfbb1fa0 in pa_mainloop_run () from /usr/lib64/libpulse.so.0
#5  0x00007f4ddfbbfe09 in thread () from /usr/lib64/libpulse.so.0
#6  0x00007f4ddf2f4358 in internal_thread_func () from /usr/lib64/pulseaudio/libpulsecommon-12.2.so
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 19 (Thread 0x7f4da97fa700 (LWP 24902)):
#0  0x00007f4e12f1b39b in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007f4e12f1d3ec in __fprintf_chk () from /lib64/libc.so.6
#2  0x00007f4dfa7fbefe in event_logv_.part () from /usr/lib64/libevent-2.1.so.6
#3  0x00007f4dfa7fc10c in event_warn () from /usr/lib64/libevent-2.1.so.6
#4  0x00007f4dfa7fd828 in epoll_dispatch () from /usr/lib64/libevent-2.1.so.6
#5  0x00007f4dfa7f3729 in event_base_loop () from /usr/lib64/libevent-2.1.so.6
#6  0x00007f4e04431131 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e044517fb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007f4e0447555f in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#11 0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 18 (Thread 0x7f4da9ffb700 (LWP 24901)):
#0  0x00007f4e0ecca8aa in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4e0445e8d7 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f4e0445fe37 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f4e0442a3a8 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f4e044517fb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f4e0447555f in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 17 (Thread 0x7f4daa7fc700 (LWP 24900)):
#0  0x00007f4e0ecca8aa in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4e0445e8d7 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f4e0445fe37 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f4e0442a3a8 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f4e044517fb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f4e0447555f in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 16 (Thread 0x7f4daaffd700 (LWP 24899)):
#0  0x00007f4e0ecca57c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4e0445e809 in base::ConditionVariable::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f4e04f09978 in cc::SingleThreadTaskGraphRunner::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f4e0447539c in base::SimpleThread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#6  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 15 (Thread 0x7f4dab7fe700 (LWP 24898)):
#0  0x00007f4e0ecca57c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4e0445e809 in base::ConditionVariable::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f4e0445fe4c in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f4e0445fedf in base::WaitableEvent::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f4e04464fb8 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f4e04466529 in base::internal::SchedulerWorker::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 14 (Thread 0x7f4dabfff700 (LWP 24897)):
[KCrash Handler]
#6  0x0000000000000000 in ?? ()
#7  0x00007f4e02de729f in QtWebEngineCore::NetworkDelegateQt::OnBeforeURLRequest(net::URLRequest*, base::RepeatingCallback<void (int)> const&, GURL*) () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007f4e04937e2c in net::NetworkDelegate::NotifyBeforeURLRequest(net::URLRequest*, base::RepeatingCallback<void (int)> const&, GURL*) () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007f4e04a962cb in net::URLRequest::Start() [clone .part.97] () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007f4e0374e419 in content::ResourceLoader::StartRequestInternal() () from /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007f4e0374f0dd in content::ResourceLoader::Resume(bool) () from /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00007f4e0374f2c2 in content::ResourceLoader::StartRequest() () from /usr/lib64/libQt5WebEngineCore.so.5
#13 0x00007f4e0374898e in content::ResourceDispatcherHostImpl::BeginRequestInternal(std::unique_ptr<net::URLRequest, std::default_delete<net::URLRequest> >, std::unique_ptr<content::ResourceHandler, std::default_delete<content::ResourceHandler> >) () from /usr/lib64/libQt5WebEngineCore.so.5
#14 0x00007f4e0374a3cf in content::ResourceDispatcherHostImpl::BeginNavigationRequest(content::ResourceContext*, net::URLRequestContext*, storage::FileSystemContext*, content::NavigationRequestInfo const&, std::unique_ptr<content::NavigationUIData, std::default_delete<content::NavigationUIData> >, content::NavigationURLLoaderImplCore*, mojo::InterfacePtr<network::mojom::URLLoaderClient>, mojo::InterfaceRequest<network::mojom::URLLoader>, content::ServiceWorkerNavigationHandleCore*, content::AppCacheNavigationHandleCore*, unsigned int, content::GlobalRequestID*) () from /usr/lib64/libQt5WebEngineCore.so.5
#15 0x00007f4e03737ab5 in content::NavigationURLLoaderImplCore::Start(content::ResourceContext*, net::URLRequestContextGetter*, storage::FileSystemContext*, content::ServiceWorkerNavigationHandleCore*, content::AppCacheNavigationHandleCore*, std::unique_ptr<content::NavigationRequestInfo, std::default_delete<content::NavigationRequestInfo> >, std::unique_ptr<content::NavigationUIData, std::default_delete<content::NavigationUIData> >) () from /usr/lib64/libQt5WebEngineCore.so.5
#16 0x00007f4e037373b0 in base::internal::Invoker<base::internal::BindState<void (content::NavigationURLLoaderImplCore::*)(content::ResourceContext*, net::URLRequestContextGetter*, storage::FileSystemContext*, content::ServiceWorkerNavigationHandleCore*, content::AppCacheNavigationHandleCore*, std::unique_ptr<content::NavigationRequestInfo, std::default_delete<content::NavigationRequestInfo> >, std::unique_ptr<content::NavigationUIData, std::default_delete<content::NavigationUIData> >), scoped_refptr<content::NavigationURLLoaderImplCore>, content::ResourceContext*, base::internal::UnretainedWrapper<net::URLRequestContextGetter>, base::internal::UnretainedWrapper<storage::FileSystemContext>, content::ServiceWorkerNavigationHandleCore*, content::AppCacheNavigationHandleCore*, base::internal::PassedWrapper<std::unique_ptr<content::NavigationRequestInfo, std::default_delete<content::NavigationRequestInfo> > >, base::internal::PassedWrapper<std::unique_ptr<content::NavigationUIData, std::default_delete<content::NavigationUIData> > > >, void ()>::RunOnce(base::internal::BindStateBase*) () from /usr/lib64/libQt5WebEngineCore.so.5
#17 0x00007f4e0440b9af in base::debug::TaskAnnotator::RunTask(char const*, base::PendingTask*) () from /usr/lib64/libQt5WebEngineCore.so.5
#18 0x00007f4e0442e202 in base::MessageLoop::RunTask(base::PendingTask*) () from /usr/lib64/libQt5WebEngineCore.so.5
#19 0x00007f4e0442eb45 in base::MessageLoop::DeferOrRunPendingTask(base::PendingTask) () from /usr/lib64/libQt5WebEngineCore.so.5
#20 0x00007f4e0442ecb7 in base::MessageLoop::DoWork() [clone .part.168] () from /usr/lib64/libQt5WebEngineCore.so.5
#21 0x00007f4e0443111a in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#22 0x00007f4e044517fb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#23 0x00007f4e03528dda in content::BrowserThreadImpl::IOThreadRun(base::RunLoop*) () from /usr/lib64/libQt5WebEngineCore.so.5
#24 0x00007f4e035293ff in content::BrowserThreadImpl::Run(base::RunLoop*) () from /usr/lib64/libQt5WebEngineCore.so.5
#25 0x00007f4e04475618 in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#26 0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#27 0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#28 0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 13 (Thread 0x7f4db0ff9700 (LWP 24896)):
#0  0x00007f4e0ecca57c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4e0445e809 in base::ConditionVariable::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f4e0445fe4c in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f4e0445fedf in base::WaitableEvent::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f4e04464fb8 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f4e0446633f in base::internal::SchedulerWorker::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 12 (Thread 0x7f4db17fa700 (LWP 24895)):
#0  0x00007f4e0ecca57c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4e0445e809 in base::ConditionVariable::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f4e0445fe4c in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f4e0445fedf in base::WaitableEvent::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f4e04464fb8 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f4e04466529 in base::internal::SchedulerWorker::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 11 (Thread 0x7f4db1ffb700 (LWP 24894)):
#0  0x00007f4e0ecca57c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4e0445e809 in base::ConditionVariable::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f4e0445fe4c in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f4e0445fedf in base::WaitableEvent::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f4e04464fb8 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f4e0446633f in base::internal::SchedulerWorker::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 10 (Thread 0x7f4db27fc700 (LWP 24893)):
#0  0x00007f4e0ecca57c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4e0445e809 in base::ConditionVariable::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f4e0445fe4c in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f4e0445fedf in base::WaitableEvent::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f4e04464fb8 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f4e0446633f in base::internal::SchedulerWorker::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 9 (Thread 0x7f4db2ffd700 (LWP 24892)):
#0  0x00007f4e0ecca57c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4e0445e809 in base::ConditionVariable::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f4e0445fe4c in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f4e0445fedf in base::WaitableEvent::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f4e04464fb8 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f4e0446633f in base::internal::SchedulerWorker::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7f4dcd7fa700 (LWP 24888)):
#0  0x00007f4e0ecca8aa in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4e0445e8d7 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f4e0445fe37 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f4e0445ff22 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f4e04464fa1 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f4e04466529 in base::internal::SchedulerWorker::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7f4dce7fc700 (LWP 24886)):
#0  0x00007f4e0ecca8aa in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4e0445e8d7 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f4e0445fe37 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f4e0445ff22 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f4e04464fa1 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f4e04466529 in base::internal::SchedulerWorker::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#8  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7f4dceffd700 (LWP 24885)):
#0  0x00007f4e12efbdf3 in write () from /lib64/libc.so.6
#1  0x00007f4e12e8763d in _IO_new_file_write () from /lib64/libc.so.6
#2  0x00007f4e12e86843 in new_do_write () from /lib64/libc.so.6
#3  0x00007f4e12e87ede in __GI__IO_file_xsputn () from /lib64/libc.so.6
#4  0x00007f4e12e5b53b in buffered_vfprintf () from /lib64/libc.so.6
#5  0x00007f4e12e5878e in vfprintf () from /lib64/libc.so.6
#6  0x00007f4e12f1d445 in __fprintf_chk () from /lib64/libc.so.6
#7  0x00007f4dfa7fbefe in event_logv_.part () from /usr/lib64/libevent-2.1.so.6
#8  0x00007f4dfa7fc10c in event_warn () from /usr/lib64/libevent-2.1.so.6
#9  0x00007f4dfa7fd828 in epoll_dispatch () from /usr/lib64/libevent-2.1.so.6
#10 0x00007f4dfa7f3729 in event_base_loop () from /usr/lib64/libevent-2.1.so.6
#11 0x00007f4e04431131 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00007f4e044517fb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#13 0x00007f4e0447555f in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#14 0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#15 0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#16 0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7f4dcf7fe700 (LWP 24884)):
#0  0x00007f4e0ecca57c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4e0445e809 in base::ConditionVariable::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007f4e0445fe4c in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007f4e0445fedf in base::WaitableEvent::Wait() () from /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007f4e0442a39a in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007f4e044517fb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007f4e0447555f in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#9  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7f4dcffff700 (LWP 24883)):
#0  0x00007f4e12f1b39b in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007f4e12f1d3ec in __fprintf_chk () from /lib64/libc.so.6
#2  0x00007f4dfa7fbefe in event_logv_.part () from /usr/lib64/libevent-2.1.so.6
#3  0x00007f4dfa7fc10c in event_warn () from /usr/lib64/libevent-2.1.so.6
#4  0x00007f4dfa7fd828 in epoll_dispatch () from /usr/lib64/libevent-2.1.so.6
#5  0x00007f4dfa7f3729 in event_base_loop () from /usr/lib64/libevent-2.1.so.6
#6  0x00007f4e04431131 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007f4e044517fb in base::RunLoop::Run() () from /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007f4e0447555f in base::Thread::ThreadMain() () from /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007f4e04470f41 in base::(anonymous namespace)::ThreadFunc(void*) () from /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#11 0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f4dd6884700 (LWP 24880)):
#0  0x00007f4e0cdca491 in g_main_context_prepare () from /usr/lib64/libglib-2.0.so.0
#1  0x00007f4e0cdcaf0b in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0
#2  0x00007f4e0cdcb0ec in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#3  0x00007f4e13a7a12b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#4  0x00007f4e13a2611a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#5  0x00007f4e13888aea in QThread::exec() () from /usr/lib64/libQt5Core.so.5
#6  0x00007f4e12163de5 in QDBusConnectionManager::run() () from /usr/lib64/libQt5DBus.so.5
#7  0x00007f4e1389254f in QThreadPrivate::start(void*) () from /usr/lib64/libQt5Core.so.5
#8  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#9  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f4ddd04d700 (LWP 24879)):
#0  0x00007f4e0ecca57c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007f4ddd9a11ab in util_queue_thread_func () from /usr/lib64/dri/i965_dri.so
#2  0x00007f4ddd9a0ed7 in impl_thrd_routine () from /usr/lib64/dri/i965_dri.so
#3  0x00007f4e0ecc396a in start_thread () from /lib64/libpthread.so.0
#4  0x00007f4e12f0c1af in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f4e1647f800 (LWP 24877)):
#0  0x00007f4e12e8ebc2 in _int_free () from /lib64/libc.so.6
#1  0x00007f4cd96f2f6d in KCalCore::Incidence::~Incidence() () from /usr/lib64/libKF5CalendarCore.so.5
#2  0x00007f4cd96cc959 in KCalCore::Event::~Event() () from /usr/lib64/libKF5CalendarCore.so.5
#3  0x00007f4cd96b93be in QSharedPointer<KCalCore::Incidence>::deref(QtSharedPointer::ExternalRefCountData*) [clone .part.44] () from /usr/lib64/libKF5CalendarCore.so.5
#4  0x00007f4cd96bf9e2 in QHash<QString, QSharedPointer<KCalCore::Incidence> >::deleteNode2(QHashData::Node*) () from /usr/lib64/libKF5CalendarCore.so.5
#5  0x00007f4e138dab59 in QHashData::free_helper(void (*)(QHashData::Node*)) () from /usr/lib64/libQt5Core.so.5
#6  0x00007f4cd9700438 in KCalCore::MemoryCalendar::close() () from /usr/lib64/libKF5CalendarCore.so.5
#7  0x00007f4cd9700501 in KCalCore::MemoryCalendar::~MemoryCalendar() () from /usr/lib64/libKF5CalendarCore.so.5
#8  0x00007f4cd998b889 in Akonadi::ETMCalendar::~ETMCalendar() () from /usr/lib64/libKF5AkonadiCalendar.so.5
#9  0x00007f4cd9ec9267 in QSharedPointer<Akonadi::ETMCalendar>::~QSharedPointer() () from /usr/lib64/libKF5CalendarSupport.so.5
#10 0x00007f4e12e41720 in __run_exit_handlers () from /lib64/libc.so.6
#11 0x00007f4e12e4182a in exit () from /lib64/libc.so.6
#12 0x00007f4e10201845 in _XDefaultIOError () from /usr/lib64/libX11.so.6
#13 0x00007f4de852cb2a in ioErrorHandler(_XDisplay*) () from /usr/lib64/libQt5XcbQpa.so.5
#14 0x00007f4e10201a7e in _XIOError () from /usr/lib64/libX11.so.6
#15 0x00007f4e101ffb4b in _XReply () from /usr/lib64/libX11.so.6
#16 0x00007f4e0e7053d1 in DRI2GetBuffersWithFormat () from /usr/lib64/libGL.so.1
#17 0x00007f4e0e705767 in dri2GetBuffersWithFormat () from /usr/lib64/libGL.so.1
#18 0x00007f4ddd95d966 in intel_update_renderbuffers () from /usr/lib64/dri/i965_dri.so
#19 0x00007f4ddd95df31 in intel_prepare_render () from /usr/lib64/dri/i965_dri.so
#20 0x00007f4ddd9592ec in brw_clear () from /usr/lib64/dri/i965_dri.so
#21 0x00007f4e141f7f11 in QPlatformBackingStore::composeAndFlush(QWindow*, QRegion const&, QPoint const&, QPlatformTextureList*, bool) () from /usr/lib64/libQt5Gui.so.5
#22 0x00007f4de85516fb in QXcbBackingStore::composeAndFlush(QWindow*, QRegion const&, QPoint const&, QPlatformTextureList*, bool) () from /usr/lib64/libQt5XcbQpa.so.5
#23 0x00007f4e146e3284 in QWidgetBackingStore::qt_flush(QWidget*, QRegion const&, QBackingStore*, QWidget*, QPlatformTextureList*, QWidgetBackingStore*) () from /usr/lib64/libQt5Widgets.so.5
#24 0x00007f4e146e49fe in QWidgetBackingStore::flush(QWidget*) () from /usr/lib64/libQt5Widgets.so.5
#25 0x00007f4e146e608b in QWidgetBackingStore::doSync() () from /usr/lib64/libQt5Widgets.so.5
#26 0x00007f4e146e62b5 in QWidgetBackingStore::sync() () from /usr/lib64/libQt5Widgets.so.5
#27 0x00007f4e146fda3f in QWidgetPrivate::syncBackingStore() () from /usr/lib64/libQt5Widgets.so.5
#28 0x00007f4e14715c38 in QWidget::event(QEvent*) () from /usr/lib64/libQt5Widgets.so.5
#29 0x00007f4e1481db90 in QMainWindow::event(QEvent*) () from /usr/lib64/libQt5Widgets.so.5
#30 0x00007f4e1582aa67 in KMainWindow::event(QEvent*) () from /usr/lib64/libKF5XmlGui.so.5
#31 0x00007f4e1586f945 in KXmlGuiWindow::event(QEvent*) () from /usr/lib64/libKF5XmlGui.so.5
#32 0x00007f4e146d6d8c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/libQt5Widgets.so.5
#33 0x00007f4e146de34f in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/libQt5Widgets.so.5
#34 0x00007f4e13a27327 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib64/libQt5Core.so.5
#35 0x00007f4e13a2a181 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib64/libQt5Core.so.5
#36 0x00007f4e13a7a323 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () from /usr/lib64/libQt5Core.so.5
#37 0x00007f4e0cdcae27 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#38 0x00007f4e0cdcb060 in g_main_context_iterate.isra () from /usr/lib64/libglib-2.0.so.0
#39 0x00007f4e0cdcb0ec in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#40 0x00007f4e13a7a10f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#41 0x00007f4de85b9741 in QPAEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5XcbQpa.so.5
#42 0x00007f4e13a2611a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#43 0x00007f4e13a2eb00 in QCoreApplication::exec() () from /usr/lib64/libQt5Core.so.5
#44 0x0000561b75aa2505 in main ()

Possible duplicates by query: bug 401905, bug 400494, bug 400307, bug 399299, bug 393566.

Reported using DrKonqi
Comment 1 Christoph Feck 2019-02-15 16:18:00 UTC 

*** This bug has been marked as a duplicate of bug 377395 ***