Application: akregator (5.9.3)

Qt Version: 5.11.3
Frameworks Version: 5.54.0
Operating System: Linux 4.19.0-5-amd64 x86_64
Distribution: Debian GNU/Linux 10 (buster)

-- Information about the crash:
- What I was doing when the application crashed:
On the page https://xkcd.com/2067/, clicking any link in the infographic crashes Akregator.

The crash can be reproduced every time.

-- Backtrace:
Application: Akregator (akregator), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7faac7f20f00 (LWP 7528))]

Thread 28 (Thread 0x7faa15a70700 (LWP 23306)):
#0  futex_reltimed_wait_cancelable (private=0, reltime=0x7faa15a6f400, expected=0, futex_word=0x7faa15a6f5e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7faa15a6f4a0, mutex=0x7faa15a6f598, cond=0x7faa15a6f5c0) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7faa15a6f5c0, mutex=0x7faa15a6f598, abstime=0x7faa15a6f4a0) at pthread_cond_wait.c:667
#3  0x00007faad8fb4a37 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007faad8fb730a in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007faad8fb73f2 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007faad8fbb981 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad8fbce61 in base::internal::SchedulerWorker::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 27 (Thread 0x7fa9faffc700 (LWP 8614)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:63
#1  0x00007faaddc704e4 in ___fprintf_chk (fp=0x7faaddd258b0 <_IO_stdfile_2_lock>, flag=1, format=0x7faad40fa848 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007faad40e2a5a in event_logv_ () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007faad40e2c34 in event_warn () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007faad40e4588 in ?? () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007faad40da329 in event_base_loop () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007faad8f897cd in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad8fa8c8b in base::RunLoop::Run() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad8fca204 in base::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#11 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 26 (Thread 0x7faa1526f700 (LWP 8189)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x7faa1526e5f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7faa1526e5a8, cond=0x7faa1526e5d0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7faa1526e5d0, mutex=0x7faa1526e5a8) at pthread_cond_wait.c:655
#3  0x00007faad8fb4969 in base::ConditionVariable::Wait() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007faad8fb7318 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007faad8fb73af in base::WaitableEvent::Wait() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007faad8fbb998 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad8fbcc7f in base::internal::SchedulerWorker::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7faa6cdeb700 (LWP 7619)):
#0  0x00007faac9e80792 in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-12.2.so
#1  0x00007faac9e80b79 in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-12.2.so
#2  0x00007faac9e813ca in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-12.2.so
#3  0x00007faacdacbca8 in pa_mainloop_dispatch () from /lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007faacdacbf7c in pa_mainloop_iterate () from /lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007faacdacc020 in pa_mainloop_run () from /lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007faacdada049 in ?? () from /lib/x86_64-linux-gnu/libpulse.so.0
#7  0x00007faac9e914f8 in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-12.2.so
#8  0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#9  0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7faa4f7fe700 (LWP 7564)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:63
#1  0x00007faaddc704e4 in ___fprintf_chk (fp=0x7faaddd258b0 <_IO_stdfile_2_lock>, flag=1, format=0x7faad40fa848 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007faad40e2a5a in event_logv_ () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007faad40e2c34 in event_warn () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007faad40e4588 in ?? () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007faad40da329 in event_base_loop () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007faad8f89779 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad8fa8c8b in base::RunLoop::Run() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad8fca204 in base::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#11 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7faa6d7fa700 (LWP 7561)):
#0  0x00007faade167f6e in QTimerInfoList::repairTimersIfNeeded (this=0x7faa340048f0) at kernel/qtimerinfo_unix.cpp:162
#1  0x00007faade167fe3 in QTimerInfoList::timerWait (this=0x7faa340048f0, tm=...) at kernel/qtimerinfo_unix.cpp:389
#2  0x00007faade1695fe in timerSourcePrepareHelper (timeout=0x7faa6d7f94c4, src=<optimized out>) at kernel/qeventdispatcher_glib.cpp:161
#3  timerSourcePrepare (source=<optimized out>, timeout=0x7faa6d7f94c4) at kernel/qeventdispatcher_glib.cpp:165
#4  0x00007faad5aaa669 in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007faad5aab06b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007faad5aab25c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007faade16987b in QEventDispatcherGlib::processEvents (this=0x7faa34000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#8  0x00007faade11727b in QEventLoop::exec (this=this@entry=0x7faa6d7f96a0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#9  0x00007faaddf66ec6 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#10 0x00007faaddf70aa7 in QThreadPrivate::start (arg=0x5646a0cbb3e0) at thread/qthread_unix.cpp:367
#11 0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#12 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7faa4ffff700 (LWP 7560)):
#0  0x00007faaddc56819 in __GI___poll (fds=0x7faa48007030, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007faacdada101 in ?? () from /lib/x86_64-linux-gnu/libpulse.so.0
#2  0x00007faacdacb920 in pa_mainloop_poll () from /lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007faacdacbf6e in pa_mainloop_iterate () from /lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007faacdacc020 in pa_mainloop_run () from /lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007faacdada049 in ?? () from /lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007faac9e914f8 in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-12.2.so
#7  0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#8  0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7faa6dffb700 (LWP 7559)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:63
#1  0x00007faaddc704e4 in ___fprintf_chk (fp=0x7faaddd258b0 <_IO_stdfile_2_lock>, flag=1, format=0x7faad40fa848 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007faad40e2a5a in event_logv_ () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007faad40e2c34 in event_warn () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007faad40e4588 in ?? () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007faad40da329 in event_base_loop () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007faad8f897cd in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad8fa8c8b in base::RunLoop::Run() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad8fca204 in base::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#11 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7faa6e7fc700 (LWP 7558)):
#0  futex_reltimed_wait_cancelable (private=0, reltime=0x7faa6e7fb3c0, expected=0, futex_word=0x7faa6e7fb5a8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7faa6e7fb460, mutex=0x7faa6e7fb558, cond=0x7faa6e7fb580) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7faa6e7fb580, mutex=0x7faa6e7fb558, abstime=0x7faa6e7fb460) at pthread_cond_wait.c:667
#3  0x00007faad8fb4a37 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007faad8fb730a in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007faad8f89370 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007faad8fa8c8b in base::RunLoop::Run() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad8fca204 in base::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7faa6effd700 (LWP 7557)):
#0  futex_reltimed_wait_cancelable (private=0, reltime=0x7faa6effc3c0, expected=0, futex_word=0x7faa6effc5a8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7faa6effc460, mutex=0x7faa6effc558, cond=0x7faa6effc580) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7faa6effc580, mutex=0x7faa6effc558, abstime=0x7faa6effc460) at pthread_cond_wait.c:667
#3  0x00007faad8fb4a37 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007faad8fb730a in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007faad8f89370 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007faad8fa8c8b in base::RunLoop::Run() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad8fca204 in base::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7faa6f7fe700 (LWP 7556)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x5646a0cbc958) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5646a0cbc898, cond=0x5646a0cbc930) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5646a0cbc930, mutex=0x5646a0cbc898) at pthread_cond_wait.c:655
#3  0x00007faad8fb4969 in base::ConditionVariable::Wait() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007faad991a7d8 in cc::SingleThreadTaskGraphRunner::Run() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007faad8fccd86 in base::SimpleThread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#8  0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7faa6ffff700 (LWP 7555)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x7faa6fffe5f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7faa6fffe5a8, cond=0x7faa6fffe5d0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7faa6fffe5d0, mutex=0x7faa6fffe5a8) at pthread_cond_wait.c:655
#3  0x00007faad8fb4969 in base::ConditionVariable::Wait() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007faad8fb7318 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007faad8fb73af in base::WaitableEvent::Wait() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007faad8fbb998 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad8fbce61 in base::internal::SchedulerWorker::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7faa90ff9700 (LWP 7554)):
#0  __lll_lock_wait_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:63
#1  0x00007faaddc704e4 in ___fprintf_chk (fp=0x7faaddd258b0 <_IO_stdfile_2_lock>, flag=1, format=0x7faad40fa848 "[%s] %s\n") at fprintf_chk.c:30
#2  0x00007faad40e2a5a in event_logv_ () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007faad40e2c34 in event_warn () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007faad40e4588 in ?? () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007faad40da329 in event_base_loop () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007faad8f898b4 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad8fa8c8b in base::RunLoop::Run() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad80b9dba in content::BrowserThreadImpl::IOThreadRun(base::RunLoop*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad80ba267 in content::BrowserThreadImpl::Run(base::RunLoop*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007faad8fca338 in base::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#13 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7faa917fa700 (LWP 7553)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x7faa917f95f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7faa917f95a8, cond=0x7faa917f95d0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7faa917f95d0, mutex=0x7faa917f95a8) at pthread_cond_wait.c:655
#3  0x00007faad8fb4969 in base::ConditionVariable::Wait() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007faad8fb7318 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007faad8fb73af in base::WaitableEvent::Wait() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007faad8fbb998 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad8fbcc7f in base::internal::SchedulerWorker::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7faa91ffb700 (LWP 7552)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x7faa91ffa5f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7faa91ffa5a8, cond=0x7faa91ffa5d0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7faa91ffa5d0, mutex=0x7faa91ffa5a8) at pthread_cond_wait.c:655
#3  0x00007faad8fb4969 in base::ConditionVariable::Wait() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007faad8fb7318 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007faad8fb73af in base::WaitableEvent::Wait() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007faad8fbb998 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad8fbce61 in base::internal::SchedulerWorker::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7faa927fc700 (LWP 7551)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x7faa927fb5f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7faa927fb5a8, cond=0x7faa927fb5d0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7faa927fb5d0, mutex=0x7faa927fb5a8) at pthread_cond_wait.c:655
#3  0x00007faad8fb4969 in base::ConditionVariable::Wait() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007faad8fb7318 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007faad8fb73af in base::WaitableEvent::Wait() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007faad8fbb998 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad8fbcc7f in base::internal::SchedulerWorker::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7faa92ffd700 (LWP 7550)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x7faa92ffc5f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7faa92ffc5a8, cond=0x7faa92ffc5d0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7faa92ffc5d0, mutex=0x7faa92ffc5a8) at pthread_cond_wait.c:655
#3  0x00007faad8fb4969 in base::ConditionVariable::Wait() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007faad8fb7318 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007faad8fb73af in base::WaitableEvent::Wait() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007faad8fbb998 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad8fbcc7f in base::internal::SchedulerWorker::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7faa937fe700 (LWP 7549)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x7faa937fd5f8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7faa937fd5a8, cond=0x7faa937fd5d0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7faa937fd5d0, mutex=0x7faa937fd5a8) at pthread_cond_wait.c:655
#3  0x00007faad8fb4969 in base::ConditionVariable::Wait() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007faad8fb7318 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007faad8fb73af in base::WaitableEvent::Wait() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007faad8fbb998 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad8fbcc7f in base::internal::SchedulerWorker::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7faaa9ffb700 (LWP 7545)):
#0  futex_reltimed_wait_cancelable (private=0, reltime=0x7faaa9ffa400, expected=0, futex_word=0x7faaa9ffa5e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7faaa9ffa4a0, mutex=0x7faaa9ffa598, cond=0x7faaa9ffa5c0) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7faaa9ffa5c0, mutex=0x7faaa9ffa598, abstime=0x7faaa9ffa4a0) at pthread_cond_wait.c:667
#3  0x00007faad8fb4a37 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007faad8fb730a in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007faad8fb73f2 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007faad8fbb981 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad8fbce61 in base::internal::SchedulerWorker::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7faaaa7fc700 (LWP 7544)):
#0  futex_reltimed_wait_cancelable (private=0, reltime=0x7faaaa7fb400, expected=0, futex_word=0x7faaaa7fb5e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7faaaa7fb4a0, mutex=0x7faaaa7fb598, cond=0x7faaaa7fb5c0) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7faaaa7fb5c0, mutex=0x7faaaa7fb598, abstime=0x7faaaa7fb4a0) at pthread_cond_wait.c:667
#3  0x00007faad8fb4a37 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007faad8fb730a in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007faad8fb73f2 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007faad8fbb981 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad8fbce61 in base::internal::SchedulerWorker::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7faaaaffd700 (LWP 7543)):
#0  futex_reltimed_wait_cancelable (private=0, reltime=0x7faaaaffc400, expected=0, futex_word=0x7faaaaffc5e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7faaaaffc4a0, mutex=0x7faaaaffc598, cond=0x7faaaaffc5c0) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7faaaaffc5c0, mutex=0x7faaaaffc598, abstime=0x7faaaaffc4a0) at pthread_cond_wait.c:667
#3  0x00007faad8fb4a37 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007faad8fb730a in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007faad8fb73f2 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007faad8fbb981 in base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad8fbce61 in base::internal::SchedulerWorker::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#10 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7faaab7fe700 (LWP 7542)):
#0  __GI___libc_write (nbytes=39, buf=0x7faaab7fa8f0, fd=2) at ../sysdeps/unix/sysv/linux/write.c:26
#1  __GI___libc_write (fd=2, buf=0x7faaab7fa8f0, nbytes=39) at ../sysdeps/unix/sysv/linux/write.c:24
#2  0x00007faaddbe33bd in _IO_new_file_write (f=0x7faaddd24680 <_IO_2_1_stderr_>, data=0x7faaab7fa8f0, n=39) at fileops.c:1183
#3  0x00007faaddbe275f in new_do_write (fp=fp@entry=0x7faaddd24680 <_IO_2_1_stderr_>, data=data@entry=0x7faaab7fa8f0 "[warn] epoll_wait: Bad file descriptor\n", to_do=to_do@entry=39) at libioP.h:839
#4  0x00007faaddbe3aee in _IO_new_file_xsputn (n=39, data=<optimized out>, f=0x7faaddd24680 <_IO_2_1_stderr_>) at fileops.c:1262
#5  _IO_new_file_xsputn (f=0x7faaddd24680 <_IO_2_1_stderr_>, data=<optimized out>, n=39) at fileops.c:1204
#6  0x00007faaddbba932 in buffered_vfprintf (s=s@entry=0x7faaddd24680 <_IO_2_1_stderr_>, format=format@entry=0x7faad40fa848 "[%s] %s\n", args=args@entry=0x7faaab7fceb0) at ../libio/libioP.h:839
#7  0x00007faaddbb7eb2 in _IO_vfprintf_internal (s=s@entry=0x7faaddd24680 <_IO_2_1_stderr_>, format=0x7faad40fa848 "[%s] %s\n", ap=ap@entry=0x7faaab7fceb0) at vfprintf.c:1296
#8  0x00007faaddc70536 in ___fprintf_chk (fp=0x7faaddd24680 <_IO_2_1_stderr_>, flag=1, format=<optimized out>) at fprintf_chk.c:35
#9  0x00007faad40e2a5a in event_logv_ () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#10 0x00007faad40e2c34 in event_warn () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#11 0x00007faad40e4588 in ?? () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#12 0x00007faad40da329 in event_base_loop () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#13 0x00007faad8f898b4 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#14 0x00007faad8fa8c8b in base::RunLoop::Run() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#15 0x00007faad8fca204 in base::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#16 0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#17 0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#18 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7faaabfff700 (LWP 7541)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x7faaabffe588) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7faaabffe538, cond=0x7faaabffe560) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7faaabffe560, mutex=0x7faaabffe538) at pthread_cond_wait.c:655
#3  0x00007faad8fb4969 in base::ConditionVariable::Wait() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007faad8fb7318 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007faad8fb73af in base::WaitableEvent::Wait() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007faad8f8935f in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad8fa8c8b in base::RunLoop::Run() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad8fca204 in base::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#11 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7faabcd44700 (LWP 7540)):
#0  __lll_unlock_wake_private () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:309
#1  0x00007faaddc7057c in _IO_acquire_lock_clear_flags2_fct (p=<synthetic pointer>) at ../libio/libioP.h:769
#2  ___fprintf_chk (fp=0x7faaddd24680 <_IO_2_1_stderr_>, flag=1, format=<optimized out>) at fprintf_chk.c:30
#3  0x00007faad40e2a5a in event_logv_ () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007faad40e2c34 in event_warn () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007faad40e4588 in ?? () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007faad40da329 in event_base_loop () from /lib/x86_64-linux-gnu/libevent-2.1.so.6
#7  0x00007faad8f89779 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad8fa8c8b in base::RunLoop::Run() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad8fca204 in base::Thread::ThreadMain() () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007faad8fc5c81 in base::(anonymous namespace)::ThreadFunc(void*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#12 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7faabfa7b700 (LWP 7537)):
#0  __GI___libc_read (nbytes=16, buf=0x7faabfa7a450, fd=8) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=8, buf=0x7faabfa7a450, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007faad5af0aa0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007faad5aaac0f in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007faad5aab0e0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007faad5aab25c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007faade16987b in QEventDispatcherGlib::processEvents (this=0x7faab4000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#7  0x00007faade11727b in QEventLoop::exec (this=this@entry=0x7faabfa7a670, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#8  0x00007faaddf66ec6 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#9  0x00007faadf1ef545 in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#10 0x00007faaddf70aa7 in QThreadPrivate::start (arg=0x7faadf26fd60) at thread/qthread_unix.cpp:367
#11 0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#12 0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7faac592a700 (LWP 7536)):
#0  futex_wait_cancelable (private=0, expected=0, futex_word=0x5646a01ad4fc) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5646a01ad4a8, cond=0x5646a01ad4d0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5646a01ad4d0, mutex=0x5646a01ad4a8) at pthread_cond_wait.c:655
#3  0x00007faac5f18e83 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007faac5f18bd7 in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7faac76d4700 (LWP 7535)):
#0  0x00007faaddc56819 in __GI___poll (fds=0x7faac76d35b8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007faad5a37cf7 in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007faad5a3991a in xcb_wait_for_event () from /lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007faac7d84d79 in QXcbEventReader::run (this=0x5646a011a200) at qxcbconnection.h:409
#4  0x00007faaddf70aa7 in QThreadPrivate::start (arg=0x5646a011a200) at thread/qthread_unix.cpp:367
#5  0x00007faad6691fa3 in start_thread (arg=<optimized out>) at pthread_create.c:486
#6  0x00007faaddc614cf in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7faac7f20f00 (LWP 7528)):
[KCrash Handler]
#6  0x00007faad79807ff in QtWebEngineCore::BrowserContextAdapter::httpUserAgent() const () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007faad79f248f in QtWebEngineCore::WebContentsAdapter::initialize(content::SiteInstance*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007faad79fb730 in QtWebEngineCore::WebContentsDelegateQt::AddNewContents(content::WebContents*, content::WebContents*, WindowOpenDisposition, gfx::Rect const&, bool, bool*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007faad84ceb25 in content::WebContentsImpl::ShowCreatedWindow(int, int, WindowOpenDisposition, gfx::Rect const&, bool) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007faad8212f63 in content::RenderFrameHostImpl::OnMessageReceived(IPC::Message const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007faad83afeae in content::RenderProcessHostImpl::OnMessageReceived(IPC::Message const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007faad9826664 in IPC::ChannelProxy::Context::OnDispatchMessage(IPC::Message const&) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007faad8f65688 in base::debug::TaskAnnotator::RunTask(char const*, base::PendingTask*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#14 0x00007faad8f8610a in base::MessageLoop::RunTask(base::PendingTask*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#15 0x00007faad8f86baf in base::MessageLoop::DeferOrRunPendingTask(base::PendingTask) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#16 0x00007faad8f86d48 in base::MessageLoop::DoWork() [clone .part.202] () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#17 0x00007faad799458d in QtWebEngineCore::(anonymous namespace)::MessagePumpForUIQt::customEvent(QEvent*) () from /lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#18 0x00007faade14213b in QObject::event (this=0x5646a0cb75f0, e=<optimized out>) at kernel/qobject.cpp:1232
#19 0x00007faadea934b1 in QApplicationPrivate::notify_helper (this=this@entry=0x5646a00c0e80, receiver=receiver@entry=0x5646a0cb75f0, e=e@entry=0x7faa681a2b00) at kernel/qapplication.cpp:3726
#20 0x00007faadea9a950 in QApplication::notify (this=0x7ffe97253d00, receiver=0x5646a0cb75f0, e=0x7faa681a2b00) at kernel/qapplication.cpp:3485
#21 0x00007faade1185a9 in QCoreApplication::notifyInternal2 (receiver=0x5646a0cb75f0, event=0x7faa681a2b00) at ../../include/QtCore/5.11.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:307
#22 0x00007faade11b59b in QCoreApplication::sendEvent (event=0x7faa681a2b00, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#23 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x5646a00bf490) at kernel/qcoreapplication.cpp:1744
#24 0x00007faade16a233 in postEventSourceDispatch (s=0x5646a01a4e40) at kernel/qeventdispatcher_glib.cpp:276
#25 0x00007faad5aaaf2e in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007faad5aab1c8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007faad5aab25c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007faade169863 in QEventDispatcherGlib::processEvents (this=0x5646a014da20, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#29 0x00007faac7e1b3e1 in QPAEventDispatcherGlib::processEvents (this=0x5646a014da20, flags=...) at qeventdispatcher_glib.cpp:69
#30 0x00007faade11727b in QEventLoop::exec (this=this@entry=0x7ffe97253b60, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#31 0x00007faade11f262 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#32 0x000056469f102de8 in main (argc=<optimized out>, argv=<optimized out>) at ./src/main.cpp:122
[Inferior 1 (process 7528) detached]

Reported using DrKonqi