[akregator] [Bug 400307] New: Akregator crashes when closing a tab

bugzilla_noreply at kde.org bugzilla_noreply at kde.org
Thu Oct 25 19:25:02 BST 2018


https://bugs.kde.org/show_bug.cgi?id=400307

            Bug ID: 400307
           Summary: Akregator crashes when closing a tab
           Product: akregator
           Version: unspecified
          Platform: Ubuntu Packages
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: kdepim-bugs at kde.org
          Reporter: fradolcino at inventati.org
  Target Milestone: ---

Application: akregator (5.9.2)

Qt Version: 5.11.2
Frameworks Version: 5.51.0
Operating System: Linux 4.15.0-38-generic x86_64
Distribution: KDE neon User Edition 5.14

-- Information about the crash:
Akregator has been crashing quite often lately when closing a tab of the
internal browser

The crash can be reproduced sometimes.

-- 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 0x7f7cf1b86bc0 (LWP 30543))]

Thread 26 (Thread 0x7f7b88e8d700 (LWP 32367)):
#0  0x00007f7ce7ea79f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f7b88e8c938) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f7b88e8c8e8,
cond=0x7f7b88e8c910) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f7b88e8c910, mutex=0x7f7b88e8c8e8) at
pthread_cond_wait.c:655
#3  0x00007f7cde83c849 in base::ConditionVariable::Wait() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f7cde83ec0c in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f7cde83ec9f in base::WaitableEvent::Wait() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f7cde843d78 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f7cde8450ff in base::internal::SchedulerWorker::Thread::ThreadMain()
() from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f7ce7ea16db in start_thread (arg=0x7f7b88e8d700) at
pthread_create.c:463
#10 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7f7b977fe700 (LWP 32336)):
#0  0x00007f7ce7ea7ed9 in futex_reltimed_wait_cancelable (private=<optimized
out>, reltime=0x7f7b977fd740, expected=0, futex_word=0x7f7b977fd928) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7f7b977fd7e0, mutex=0x7f7b977fd8d8,
cond=0x7f7b977fd900) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7f7b977fd900, mutex=0x7f7b977fd8d8,
abstime=0x7f7b977fd7e0) at pthread_cond_wait.c:667
#3  0x00007f7cde83c917 in base::ConditionVariable::TimedWait(base::TimeDelta
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f7cde83ebf7 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f7cde83ece2 in base::WaitableEvent::TimedWait(base::TimeDelta
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f7cde843d61 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f7cde8452e9 in base::internal::SchedulerWorker::Thread::ThreadMain()
() from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f7ce7ea16db in start_thread (arg=0x7f7b977fe700) at
pthread_create.c:463
#10 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 24 (Thread 0x7f7ba7aee700 (LWP 30623)):
#0  0x00007f7cde82dd21 in
base::internal::Invoker<base::internal::BindState<base::RunLoop::Delegate::Delegate()::{lambda(base::RunLoop::Delegate*)#1},
base::internal::UnretainedWrapper<base::RunLoop::Delegate> >, bool
()>::Run(base::internal::BindStateBase*) () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#1  0x00007f7cde80d81a in base::MessageLoop::DoIdleWork() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#2  0x00007f7cde80feb5 in
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#3  0x00007f7cde83020b in base::RunLoop::Run() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f7cde85260f in base::Thread::ThreadMain() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f7ce7ea16db in start_thread (arg=0x7f7ba7aee700) at
pthread_create.c:463
#7  0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7f7c50b90700 (LWP 30617)):
#0  0x00007f7ce7ea7ed9 in futex_reltimed_wait_cancelable (private=<optimized
out>, reltime=0x7f7c50b8f740, expected=0, futex_word=0x7f7c50b8f928) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7f7c50b8f7e0, mutex=0x7f7c50b8f8d8,
cond=0x7f7c50b8f900) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7f7c50b8f900, mutex=0x7f7c50b8f8d8,
abstime=0x7f7c50b8f7e0) at pthread_cond_wait.c:667
#3  0x00007f7cde83c917 in base::ConditionVariable::TimedWait(base::TimeDelta
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f7cde83ebf7 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f7cde83ece2 in base::WaitableEvent::TimedWait(base::TimeDelta
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f7cde843d61 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f7cde8452e9 in base::internal::SchedulerWorker::Thread::ThreadMain()
() from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f7ce7ea16db in start_thread (arg=0x7f7c50b90700) at
pthread_create.c:463
#10 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7f7c51ffb700 (LWP 30615)):
#0  0x00007f7ce7ea79f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f7cda101fb8) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f7cda101f68,
cond=0x7f7cda101f90) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f7cda101f90, mutex=0x7f7cda101f68) at
pthread_cond_wait.c:655
#3  0x00007f7cd9e0c954 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#4  0x00007f7cd9e0c999 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#5  0x00007f7ce7ea16db in start_thread (arg=0x7f7c51ffb700) at
pthread_create.c:463
#6  0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7f7c527fc700 (LWP 30612)):
#0  0x00007f7ce5bc5d79 in g_mutex_lock () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f7ce5b7f9a3 in g_main_context_prepare () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7ce5b8036b in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7ce5b8054c in g_main_context_iteration () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f7cee2e053b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f7cee2847fa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f7cee0afbba in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f7cee0baadb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f7ce7ea16db in start_thread (arg=0x7f7c527fc700) at
pthread_create.c:463
#9  0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 20 (Thread 0x7f7c52ffd700 (LWP 30605)):
#0  0x00007f7cb109d40a in pa_srbchannel_read () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#1  0x00007f7cb10999a0 in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#2  0x00007f7cb109c6ab in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#3  0x00007f7cb109ca49 in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#4  0x00007f7cb109d2cf in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#5  0x00007f7cb15020d8 in pa_mainloop_dispatch () from
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007f7cb15024ae in pa_mainloop_iterate () from
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#7  0x00007f7cb1502530 in pa_mainloop_run () from
/usr/lib/x86_64-linux-gnu/libpulse.so.0
#8  0x00007f7cb1510399 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#9  0x00007f7cb10ad2a8 in ?? () from
/usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-11.1.so
#10 0x00007f7ce7ea16db in start_thread (arg=0x7f7c52ffd700) at
pthread_create.c:463
#11 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7f7c537fe700 (LWP 30604)):
#0  __lll_unlock_wake_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:341
#1  0x00007f7ced9c350c in _IO_acquire_lock_clear_flags2_fct (p=<synthetic
pointer>) at ../libio/libioP.h:807
#2  ___fprintf_chk (fp=0x7f7cedc7d680 <_IO_2_1_stderr_>, flag=1,
format=<optimized out>) at fprintf_chk.c:30
#3  0x00007f7cd2f3e9ad in event_logv_ () from
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f7cd2f3eb44 in event_warn () from
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f7cd2f4046c in ?? () from
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f7cd2f36114 in event_base_loop () from
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#7  0x00007f7cde80fe81 in
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f7cde83020b in base::RunLoop::Run() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f7cde85260f in base::Thread::ThreadMain() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007f7ce7ea16db in start_thread (arg=0x7f7c537fe700) at
pthread_create.c:463
#12 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7f7c53fff700 (LWP 30603)):
#0  0x00007f7ce7ea7ed9 in futex_reltimed_wait_cancelable (private=<optimized
out>, reltime=0x7f7c53ffe710, expected=0, futex_word=0x7f7c53ffe8f8) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7f7c53ffe7b0, mutex=0x7f7c53ffe8a8,
cond=0x7f7c53ffe8d0) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7f7c53ffe8d0, mutex=0x7f7c53ffe8a8,
abstime=0x7f7c53ffe7b0) at pthread_cond_wait.c:667
#3  0x00007f7cde83c917 in base::ConditionVariable::TimedWait(base::TimeDelta
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f7cde83ebf7 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f7cde8090f8 in
base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f7cde83020b in base::RunLoop::Run() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f7cde85260f in base::Thread::ThreadMain() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f7ce7ea16db in start_thread (arg=0x7f7c53fff700) at
pthread_create.c:463
#10 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7f7c88ff9700 (LWP 30602)):
#0  0x00007f7ce7ea79f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x5577ffdbab88) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5577ffdbaac8,
cond=0x5577ffdbab60) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x5577ffdbab60, mutex=0x5577ffdbaac8) at
pthread_cond_wait.c:655
#3  0x00007f7cde83c849 in base::ConditionVariable::Wait() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f7cdf2f4078 in cc::SingleThreadTaskGraphRunner::Run() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f7cde85244c in base::SimpleThread::ThreadMain() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f7ce7ea16db in start_thread (arg=0x7f7c88ff9700) at
pthread_create.c:463
#8  0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7f7c897fa700 (LWP 30601)):
#0  0x00007f7ce7ea7ed9 in futex_reltimed_wait_cancelable (private=<optimized
out>, reltime=0x7f7c897f9710, expected=0, futex_word=0x7f7c897f98f8) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7f7c897f97b0, mutex=0x7f7c897f98a8,
cond=0x7f7c897f98d0) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7f7c897f98d0, mutex=0x7f7c897f98a8,
abstime=0x7f7c897f97b0) at pthread_cond_wait.c:667
#3  0x00007f7cde83c917 in base::ConditionVariable::TimedWait(base::TimeDelta
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f7cde83ebf7 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f7cde8090f8 in
base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f7cde83020b in base::RunLoop::Run() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f7cde85260f in base::Thread::ThreadMain() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f7ce7ea16db in start_thread (arg=0x7f7c897fa700) at
pthread_create.c:463
#10 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f7c89ffb700 (LWP 30600)):
#0  0x00007f7ce7ea79f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f7c89ffa938) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f7c89ffa8e8,
cond=0x7f7c89ffa910) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f7c89ffa910, mutex=0x7f7c89ffa8e8) at
pthread_cond_wait.c:655
#3  0x00007f7cde83c849 in base::ConditionVariable::Wait() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f7cde83ec0c in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f7cde83ec9f in base::WaitableEvent::Wait() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f7cde843d78 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f7cde8452e9 in base::internal::SchedulerWorker::Thread::ThreadMain()
() from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f7ce7ea16db in start_thread (arg=0x7f7c89ffb700) at
pthread_create.c:463
#10 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f7c8a7fc700 (LWP 30598)):
[KCrash Handler]
#6  0x00005577fffa4910 in ?? ()
#7  0x00007f7cdd24874f in
QtWebEngineCore::NetworkDelegateQt::OnBeforeURLRequest(net::URLRequest*,
base::RepeatingCallback<void (int)> const&, GURL*) () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f7cdee21f6c in
net::NetworkDelegate::NotifyBeforeURLRequest(net::URLRequest*,
base::RepeatingCallback<void (int)> const&, GURL*) () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f7cdef7e21b in net::URLRequest::Start() [clone .part.97] () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f7cddb2e4e9 in content::ResourceLoader::StartRequestInternal() ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#11 0x00007f7cddb2f1ad in content::ResourceLoader::Resume(bool) () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#12 0x00007f7cddb2f392 in content::ResourceLoader::StartRequest() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#13 0x00007f7cddb28a5e 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/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#14 0x00007f7cddb2a49f 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/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#15 0x00007f7cddb17b85 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/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#16 0x00007f7cddb17480 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/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#17 0x00007f7cde7ea6ff in base::debug::TaskAnnotator::RunTask(char const*,
base::PendingTask*) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#18 0x00007f7cde80cf52 in base::MessageLoop::RunTask(base::PendingTask*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#19 0x00007f7cde80d895 in
base::MessageLoop::DeferOrRunPendingTask(base::PendingTask) () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#20 0x00007f7cde80da07 in base::MessageLoop::DoWork() [clone .part.168] () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#21 0x00007f7cde80fe6a in
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#22 0x00007f7cde83020b in base::RunLoop::Run() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#23 0x00007f7cdd90923a in
content::BrowserThreadImpl::IOThreadRun(base::RunLoop*) () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#24 0x00007f7cdd90985f in content::BrowserThreadImpl::Run(base::RunLoop*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#25 0x00007f7cde8526c8 in base::Thread::ThreadMain() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#26 0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#27 0x00007f7ce7ea16db in start_thread (arg=0x7f7c8a7fc700) at
pthread_create.c:463
#28 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f7c8affd700 (LWP 30597)):
#0  0x00007f7ce7ea79f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f7c8affc938) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f7c8affc8e8,
cond=0x7f7c8affc910) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f7c8affc910, mutex=0x7f7c8affc8e8) at
pthread_cond_wait.c:655
#3  0x00007f7cde83c849 in base::ConditionVariable::Wait() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f7cde83ec0c in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f7cde83ec9f in base::WaitableEvent::Wait() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f7cde843d78 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f7cde8450ff in base::internal::SchedulerWorker::Thread::ThreadMain()
() from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f7ce7ea16db in start_thread (arg=0x7f7c8affd700) at
pthread_create.c:463
#10 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f7c8bfff700 (LWP 30596)):
#0  0x00007f7ce7ea79f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f7c8bffe938) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f7c8bffe8e8,
cond=0x7f7c8bffe910) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f7c8bffe910, mutex=0x7f7c8bffe8e8) at
pthread_cond_wait.c:655
#3  0x00007f7cde83c849 in base::ConditionVariable::Wait() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f7cde83ec0c in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f7cde83ec9f in base::WaitableEvent::Wait() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f7cde843d78 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f7cde8452e9 in base::internal::SchedulerWorker::Thread::ThreadMain()
() from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f7ce7ea16db in start_thread (arg=0x7f7c8bfff700) at
pthread_create.c:463
#10 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f7c90ff9700 (LWP 30595)):
#0  0x00007f7ce7ea79f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f7c90ff8938) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f7c90ff88e8,
cond=0x7f7c90ff8910) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f7c90ff8910, mutex=0x7f7c90ff88e8) at
pthread_cond_wait.c:655
#3  0x00007f7cde83c849 in base::ConditionVariable::Wait() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f7cde83ec0c in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f7cde83ec9f in base::WaitableEvent::Wait() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f7cde843d78 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f7cde8450ff in base::internal::SchedulerWorker::Thread::ThreadMain()
() from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f7ce7ea16db in start_thread (arg=0x7f7c90ff9700) at
pthread_create.c:463
#10 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f7c917fa700 (LWP 30594)):
#0  0x00007f7ce7ea79f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f7c917f9938) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f7c917f98e8,
cond=0x7f7c917f9910) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f7c917f9910, mutex=0x7f7c917f98e8) at
pthread_cond_wait.c:655
#3  0x00007f7cde83c849 in base::ConditionVariable::Wait() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f7cde83ec0c in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f7cde83ec9f in base::WaitableEvent::Wait() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f7cde843d78 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f7cde8450ff in base::internal::SchedulerWorker::Thread::ThreadMain()
() from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f7ce7ea16db in start_thread (arg=0x7f7c917fa700) at
pthread_create.c:463
#10 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f7c91ffb700 (LWP 30593)):
#0  0x00007f7ce7ea79f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f7c91ffa938) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f7c91ffa8e8,
cond=0x7f7c91ffa910) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f7c91ffa910, mutex=0x7f7c91ffa8e8) at
pthread_cond_wait.c:655
#3  0x00007f7cde83c849 in base::ConditionVariable::Wait() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f7cde83ec0c in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f7cde83ec9f in base::WaitableEvent::Wait() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f7cde843d78 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f7cde8450ff in base::internal::SchedulerWorker::Thread::ThreadMain()
() from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f7ce7ea16db in start_thread (arg=0x7f7c91ffb700) at
pthread_create.c:463
#10 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f7c8b7fe700 (LWP 30589)):
#0  0x00007f7ce7ea7ed9 in futex_reltimed_wait_cancelable (private=<optimized
out>, reltime=0x7f7c8b7fd740, expected=0, futex_word=0x7f7c8b7fd928) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7f7c8b7fd7e0, mutex=0x7f7c8b7fd8d8,
cond=0x7f7c8b7fd900) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7f7c8b7fd900, mutex=0x7f7c8b7fd8d8,
abstime=0x7f7c8b7fd7e0) at pthread_cond_wait.c:667
#3  0x00007f7cde83c917 in base::ConditionVariable::TimedWait(base::TimeDelta
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f7cde83ebf7 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f7cde83ece2 in base::WaitableEvent::TimedWait(base::TimeDelta
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f7cde843d61 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f7cde8452e9 in base::internal::SchedulerWorker::Thread::ThreadMain()
() from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f7ce7ea16db in start_thread (arg=0x7f7c8b7fe700) at
pthread_create.c:463
#10 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f7ca8896700 (LWP 30587)):
#0  0x00007f7ce7ea7ed9 in futex_reltimed_wait_cancelable (private=<optimized
out>, reltime=0x7f7ca8895740, expected=0, futex_word=0x7f7ca8895928) at
../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  __pthread_cond_wait_common (abstime=0x7f7ca88957e0, mutex=0x7f7ca88958d8,
cond=0x7f7ca8895900) at pthread_cond_wait.c:533
#2  __pthread_cond_timedwait (cond=0x7f7ca8895900, mutex=0x7f7ca88958d8,
abstime=0x7f7ca88957e0) at pthread_cond_wait.c:667
#3  0x00007f7cde83c917 in base::ConditionVariable::TimedWait(base::TimeDelta
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f7cde83ebf7 in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f7cde83ece2 in base::WaitableEvent::TimedWait(base::TimeDelta
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f7cde843d61 in
base::internal::SchedulerWorker::Delegate::WaitForWork(base::WaitableEvent*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f7cde8452e9 in base::internal::SchedulerWorker::Thread::ThreadMain()
() from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f7ce7ea16db in start_thread (arg=0x7f7ca8896700) at
pthread_create.c:463
#10 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f7ca9097700 (LWP 30586)):
#0  __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f7ced9c3474 in ___fprintf_chk (fp=0x7f7cedc7e8b0
<_IO_stdfile_2_lock>, flag=1, format=0x7f7cd2f566a8 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007f7cd2f3e9ad in event_logv_ () from
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f7cd2f3eb44 in event_warn () from
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f7cd2f4046c in ?? () from
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f7cd2f36114 in event_base_loop () from
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f7cde80fe81 in
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f7cde83020b in base::RunLoop::Run() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f7cde85260f in base::Thread::ThreadMain() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f7ce7ea16db in start_thread (arg=0x7f7ca9097700) at
pthread_create.c:463
#11 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f7ca9898700 (LWP 30584)):
#0  0x00007f7ce7ea79f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f7ca98978d8) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7f7ca9897888,
cond=0x7f7ca98978b0) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7f7ca98978b0, mutex=0x7f7ca9897888) at
pthread_cond_wait.c:655
#3  0x00007f7cde83c849 in base::ConditionVariable::Wait() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#4  0x00007f7cde83ec0c in base::WaitableEvent::TimedWaitUntil(base::TimeTicks
const&) () from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#5  0x00007f7cde83ec9f in base::WaitableEvent::Wait() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#6  0x00007f7cde8090ea in
base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f7cde83020b in base::RunLoop::Run() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f7cde85260f in base::Thread::ThreadMain() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f7ce7ea16db in start_thread (arg=0x7f7ca9898700) at
pthread_create.c:463
#11 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f7caa099700 (LWP 30583)):
#0  __lll_lock_wait_private () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:95
#1  0x00007f7ced9c3474 in ___fprintf_chk (fp=0x7f7cedc7e8b0
<_IO_stdfile_2_lock>, flag=1, format=0x7f7cd2f566a8 "[%s] %s\n") at
fprintf_chk.c:30
#2  0x00007f7cd2f3e9ad in event_logv_ () from
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007f7cd2f3eb44 in event_warn () from
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#4  0x00007f7cd2f4046c in ?? () from
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#5  0x00007f7cd2f36114 in event_base_loop () from
/usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#6  0x00007f7cde80fe81 in
base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#7  0x00007f7cde83020b in base::RunLoop::Run() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#8  0x00007f7cde85260f in base::Thread::ThreadMain() () from
/usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#9  0x00007f7cde84dff1 in base::(anonymous namespace)::ThreadFunc(void*) ()
from /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
#10 0x00007f7ce7ea16db in start_thread (arg=0x7f7caa099700) at
pthread_create.c:463
#11 0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f7cb308b700 (LWP 30563)):
#0  0x00007f7ced9a5bf9 in __GI___poll (fds=0x7f7cac01b250, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f7ce5b80439 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f7ce5b8054c in g_main_context_iteration () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f7cee2e053b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f7cee2847fa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f7cee0afbba in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f7ceff52e45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7  0x00007f7cee0baadb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f7ce7ea16db in start_thread (arg=0x7f7cb308b700) at
pthread_create.c:463
#9  0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f7cbcc40700 (LWP 30559)):
#0  0x00007f7ced9a5bf9 in __GI___poll (fds=0x7f7cbcc3f8e8, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f7ce5917747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f7ce591936a in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f7cbe944ed9 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f7cee0baadb in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f7ce7ea16db in start_thread (arg=0x7f7cbcc40700) at
pthread_create.c:463
#6  0x00007f7ced9b288f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f7cf1b86bc0 (LWP 30543)):
#0  0x00007f7ce7ea79f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7ffd5578be58) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5577ff96ae28,
cond=0x7ffd5578be30) at pthread_cond_wait.c:502
#2  __pthread_cond_wait (cond=0x7ffd5578be30, mutex=0x5577ff96ae28) at
pthread_cond_wait.c:655
#3  0x00007f7ce5917952 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#4  0x00007f7ce591906f in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#5  0x00007f7ce5919180 in xcb_wait_for_reply () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#6  0x00007f7cbe96925d in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#7  0x00007f7cbe96938c in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#8  0x00007f7cee8268e8 in QCursor::pos(QScreen const*) () from
/usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#9  0x00007f7cef2d03f9 in QTreeView::drawTree(QPainter*, QRegion const&) const
() from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#10 0x00007f7cef2d50f5 in QTreeView::paintEvent(QPaintEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#11 0x00007f7cef053a98 in QWidget::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#12 0x00007f7cef0f55de in QFrame::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007f7cef26ca2b in QAbstractItemView::viewportEvent(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007f7cef2d600c in QTreeView::viewportEvent(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007f7cee28625d in
QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007f7cef014df5 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#17 0x00007f7cef01c3ef in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#18 0x00007f7cee2864d8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007f7cef04c5da in QWidgetPrivate::sendPaintEvent(QRegion const&) ()
from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#20 0x00007f7cef04cdbd in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion
const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#21 0x00007f7cef04da20 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*,
QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*,
QWidgetBackingStore*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007f7cef04dba9 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*,
QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*,
QWidgetBackingStore*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007f7cef04c7ae in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion
const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#24 0x00007f7cef04da20 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*,
QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*,
QWidgetBackingStore*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#25 0x00007f7cef04c7ae in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion
const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#26 0x00007f7cef04da20 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*,
QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*,
QWidgetBackingStore*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#27 0x00007f7cef04c7ae in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion
const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#28 0x00007f7cef04da20 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*,
QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*,
QWidgetBackingStore*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#29 0x00007f7cef04c7ae in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion
const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#30 0x00007f7cef04da20 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*,
QList<QObject*> const&, int, QRegion const&, QPoint const&, int, QPainter*,
QWidgetBackingStore*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#31 0x00007f7cef04c7ae in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion
const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#32 0x00007f7cef024176 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#33 0x00007f7cef0243b5 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#34 0x00007f7cef03baff in QWidgetPrivate::syncBackingStore() () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#35 0x00007f7cef053c08 in QWidget::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#36 0x00007f7cef15b7b0 in QMainWindow::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#37 0x00007f7cf0700c77 in KMainWindow::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#38 0x00007f7cf0745b05 in KXmlGuiWindow::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libKF5XmlGui.so.5
#39 0x00007f7cef014e1c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#40 0x00007f7cef01c3ef in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#41 0x00007f7cee2864d8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#42 0x00007f7cee28901d in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#43 0x00007f7cee2e0ee3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#44 0x00007f7ce5b80287 in g_main_context_dispatch () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#45 0x00007f7ce5b804c0 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#46 0x00007f7ce5b8054c in g_main_context_iteration () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#47 0x00007f7cee2e051f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#48 0x00007f7cbe9d0761 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#49 0x00007f7cee2847fa in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#50 0x00007f7cee28d9c0 in QCoreApplication::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#51 0x00005577fedfda80 in main (argc=<optimized out>, argv=<optimized out>) at
./src/main.cpp:122

The reporter indicates this bug may be a duplicate of or related to bug 393566.

Possible duplicates by query: bug 399299, bug 393566.

Reported using DrKonqi

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