[kontact] [Bug 406088] New: kontact crashed on akkregator tab

Sergey Ushakov bugzilla_noreply at kde.org
Sun Mar 31 17:40:24 BST 2019 

https://bugs.kde.org/show_bug.cgi?id=406088

            Bug ID: 406088
           Summary: kontact crashed on akkregator tab
           Product: kontact
           Version: unspecified
          Platform: Fedora RPMs
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: kdepim-bugs at kde.org
          Reporter: sergushakov at yahoo.com
  Target Milestone: ---

Application: kontact (5.10.2)

Qt Version: 5.11.3
Frameworks Version: 5.55.0
Operating System: Linux 5.0.4-200.fc29.x86_64 x86_64
Distribution: "Fedora release 29 (Twenty Nine)"

-- Information about the crash:
- What I was doing when the application crashed:
When I open akkregator news in ebmed browser, kontact crashed. It happens time
to time, this concrete crash was happened when I scroll web page in embed
browser

The crash can be reproduced sometimes.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7efef84b2380 (LWP 31088))]

Thread 33 (Thread 0x7efdae97c700 (LWP 3416)):
#0  0x00007efefc47eb28 in pthread_cond_timedwait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efefee17607 in base::ConditionVariable::TimedWait () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007efefee192ca in base::WaitableEvent::TimedWaitUntil () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007efefee193b2 in base::WaitableEvent::TimedWait () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#4  0x00007efefee1e171 in
base::internal::SchedulerWorker::Delegate::WaitForWork () at
./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:171
#5  0x00007efefee1f46f in base::internal::SchedulerWorker::Thread::ThreadMain
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:42
#6  0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#7  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#8  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 32 (Thread 0x7efec17fa700 (LWP 3415)):
#0  0x00007efefc47eb28 in pthread_cond_timedwait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efefee17607 in base::ConditionVariable::TimedWait () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007efefee192ca in base::WaitableEvent::TimedWaitUntil () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007efefee193b2 in base::WaitableEvent::TimedWait () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#4  0x00007efefee1e171 in
base::internal::SchedulerWorker::Delegate::WaitForWork () at
./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:171
#5  0x00007efefee1f651 in base::internal::SchedulerWorker::Thread::ThreadMain
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:68
#6  0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#7  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#8  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 31 (Thread 0x7efeda5ed700 (LWP 3414)):
#0  0x00007efefc47eb28 in pthread_cond_timedwait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efefee17607 in base::ConditionVariable::TimedWait () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007efefee192ca in base::WaitableEvent::TimedWaitUntil () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007efefee193b2 in base::WaitableEvent::TimedWait () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#4  0x00007efefee1e171 in
base::internal::SchedulerWorker::Delegate::WaitForWork () at
./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:171
#5  0x00007efefee1f46f in base::internal::SchedulerWorker::Thread::ThreadMain
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:42
#6  0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#7  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#8  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 30 (Thread 0x7efdc0ff2700 (LWP 31180)):
#0  0x00007eff0616ef89 in __tls_get_addr () from /lib64/ld-linux-x86-64.so.2
#1  0x00007eff0413573a in get_thread_data () at thread/qthread_unix.cpp:239
#2  QThreadData::current (createIfNecessary=createIfNecessary at entry=true) at
thread/qthread_unix.cpp:239
#3  0x00007eff0431648e in postEventSourcePrepare (s=0x7efdb4001c90,
timeout=0x0) at kernel/qeventdispatcher_glib.cpp:252
#4  0x00007efef9c5bdc1 in g_main_context_check () from /lib64/libglib-2.0.so.0
#5  0x00007efef9c5c350 in ?? () from /lib64/libglib-2.0.so.0
#6  0x00007efef9c5c4d0 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#7  0x00007eff043165ab in QEventDispatcherGlib::processEvents
(this=0x7efdb4001d30, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#8  0x00007eff042c4e0b in QEventLoop::exec (this=this at entry=0x7efdc0ff1c20,
flags=..., flags at entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#9  0x00007eff0412ce86 in QThread::exec (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#10 0x00007eff041362fb in QThreadPrivate::start (arg=0x563bc96247f0) at
thread/qthread_unix.cpp:367
#11 0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#12 0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 29 (Thread 0x7efdc37fe700 (LWP 31177)):
#0  0x00007efefc47eb28 in pthread_cond_timedwait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efefee17607 in base::ConditionVariable::TimedWait () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007efefee192ca in base::WaitableEvent::TimedWaitUntil () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007efefee193b2 in base::WaitableEvent::TimedWait () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#4  0x00007efefee1e171 in
base::internal::SchedulerWorker::Delegate::WaitForWork () at
./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:171
#5  0x00007efefee1f651 in base::internal::SchedulerWorker::Thread::ThreadMain
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:68
#6  0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#7  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#8  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 28 (Thread 0x7efdd502a700 (LWP 31143)):
#0  0x00007eff03c69421 in poll () from /lib64/libc.so.6
#1  0x00007efef9c5c3a6 in ?? () from /lib64/libglib-2.0.so.0
#2  0x00007efef9c5c4d0 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3  0x00007eff043165ab in QEventDispatcherGlib::processEvents
(this=0x7efdbc000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007eff042c4e0b in QEventLoop::exec (this=this at entry=0x7efdd5029c20,
flags=..., flags at entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#5  0x00007eff0412ce86 in QThread::exec (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#6  0x00007eff041362fb in QThreadPrivate::start (arg=0x563bc8f16b10) at
thread/qthread_unix.cpp:367
#7  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#8  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 27 (Thread 0x7efdd5f18700 (LWP 31140)):
#0  0x00007eff03c69421 in poll () from /lib64/libc.so.6
#1  0x00007efef9c5c3a6 in ?? () from /lib64/libglib-2.0.so.0
#2  0x00007efef9c5c4d0 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3  0x00007eff043165ab in QEventDispatcherGlib::processEvents
(this=0x7efdc8000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007eff042c4e0b in QEventLoop::exec (this=this at entry=0x7efdd5f17c20,
flags=..., flags at entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#5  0x00007eff0412ce86 in QThread::exec (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#6  0x00007eff041362fb in QThreadPrivate::start (arg=0x563bc8d4b460) at
thread/qthread_unix.cpp:367
#7  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#8  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 26 (Thread 0x7efdd6719700 (LWP 31139)):
#0  0x00007eff03c64f84 in read () from /lib64/libc.so.6
#1  0x00007efef9ca2e90 in ?? () from /lib64/libglib-2.0.so.0
#2  0x00007efef9c5be9b in g_main_context_check () from /lib64/libglib-2.0.so.0
#3  0x00007efef9c5c350 in ?? () from /lib64/libglib-2.0.so.0
#4  0x00007efef9c5c4d0 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#5  0x00007eff043165ab in QEventDispatcherGlib::processEvents
(this=0x7efdc4000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x00007eff042c4e0b in QEventLoop::exec (this=this at entry=0x7efdd6718c20,
flags=..., flags at entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#7  0x00007eff0412ce86 in QThread::exec (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#8  0x00007eff041362fb in QThreadPrivate::start (arg=0x563bc8d93420) at
thread/qthread_unix.cpp:367
#9  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#10 0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 25 (Thread 0x7efdd6fbc700 (LWP 31138)):
#0  0x00007efef9c5b3d0 in g_main_context_acquire () from
/lib64/libglib-2.0.so.0
#1  0x00007efef9c5c265 in ?? () from /lib64/libglib-2.0.so.0
#2  0x00007efef9c5c4d0 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#3  0x00007eff043165ab in QEventDispatcherGlib::processEvents
(this=0x7efdcc000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007eff042c4e0b in QEventLoop::exec (this=this at entry=0x7efdd6fbbc20,
flags=..., flags at entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#5  0x00007eff0412ce86 in QThread::exec (this=<optimized out>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#6  0x00007eff041362fb in QThreadPrivate::start (arg=0x563bc8d38480) at
thread/qthread_unix.cpp:367
#7  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#8  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 24 (Thread 0x7efe7c8f7700 (LWP 31129)):
#0  base::MessagePumpLibevent::Run () at
./../../3rdparty/chromium/base/message_loop/message_pump_libevent.cc:227
#1  0x00007efefee0b0cb in base::RunLoop::Run () at
./../../3rdparty/chromium/base/run_loop.cc:130
#2  base::RunLoop::Run () at ./../../3rdparty/chromium/base/run_loop.cc:113
#3  0x00007efefee2e004 in base::Thread::Run () at
./../../3rdparty/chromium/base/threading/thread.cc:255
#4  base::Thread::ThreadMain () at
./../../3rdparty/chromium/base/threading/thread.cc:338
#5  0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#6  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#7  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 23 (Thread 0x7efe7dffb700 (LWP 31120)):
#0  0x00007efefc47e73c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efef8936fda in ?? () from /lib64/libQt5Script.so.5
#2  0x00007efef8937045 in ?? () from /lib64/libQt5Script.so.5
#3  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#4  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 22 (Thread 0x7efe7e7fc700 (LWP 31119)):
#0  0x00007eff03c69421 in poll () from /lib64/libc.so.6
#1  0x00007efee8492675 in poll_func () from /lib64/libpulse.so.0
#2  0x00007efee8483c58 in pa_mainloop_poll () from /lib64/libpulse.so.0
#3  0x00007efee84842a2 in pa_mainloop_iterate () from /lib64/libpulse.so.0
#4  0x00007efee8484350 in pa_mainloop_run () from /lib64/libpulse.so.0
#5  0x00007efee84925bd in thread () from /lib64/libpulse.so.0
#6  0x00007efee842f06c in internal_thread_func () from
/usr/lib64/pulseaudio/libpulsecommon-12.2.so
#7  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#8  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 21 (Thread 0x7efe7effd700 (LWP 31118)):
#0  0x00007eff03c81dbc in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007eff03c83c68 in __fprintf_chk () from /lib64/libc.so.6
#2  0x00007efef95b2e7f in event_logv_ () from /lib64/libevent-2.1.so.6
#3  0x00007efef95b3048 in event_warn () from /lib64/libevent-2.1.so.6
#4  0x00007efef95b4a40 in epoll_dispatch () from /lib64/libevent-2.1.so.6
#5  0x00007efef95aa598 in event_base_loop () from /lib64/libevent-2.1.so.6
#6  0x00007efefedebbfd in base::MessagePumpLibevent::Run () at
./../../3rdparty/chromium/base/message_loop/message_pump_libevent.cc:247
#7  0x00007efefee0b0cb in base::RunLoop::Run () at
./../../3rdparty/chromium/base/run_loop.cc:130
#8  base::RunLoop::Run () at ./../../3rdparty/chromium/base/run_loop.cc:113
#9  0x00007efefee2e004 in base::Thread::Run () at
./../../3rdparty/chromium/base/threading/thread.cc:255
#10 base::Thread::ThreadMain () at
./../../3rdparty/chromium/base/threading/thread.cc:338
#11 0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#12 0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#13 0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 20 (Thread 0x7efe7f7fe700 (LWP 31117)):
#0  0x00007efefc47eb28 in pthread_cond_timedwait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efefee17607 in base::ConditionVariable::TimedWait () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007efefee192ca in base::WaitableEvent::TimedWaitUntil () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007efefede56a0 in base::MessagePumpDefault::Run () at
./../../3rdparty/chromium/base/message_loop/message_pump_default.cc:63
#4  0x00007efefee0b0cb in base::RunLoop::Run () at
./../../3rdparty/chromium/base/run_loop.cc:130
#5  base::RunLoop::Run () at ./../../3rdparty/chromium/base/run_loop.cc:113
#6  0x00007efefee2e004 in base::Thread::Run () at
./../../3rdparty/chromium/base/threading/thread.cc:255
#7  base::Thread::ThreadMain () at
./../../3rdparty/chromium/base/threading/thread.cc:338
#8  0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#9  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#10 0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 19 (Thread 0x7efe7ffff700 (LWP 31116)):
#0  0x00007efefc47eb28 in pthread_cond_timedwait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efefee17607 in base::ConditionVariable::TimedWait () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007efefee192ca in base::WaitableEvent::TimedWaitUntil () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007efefede56a0 in base::MessagePumpDefault::Run () at
./../../3rdparty/chromium/base/message_loop/message_pump_default.cc:63
#4  0x00007efefee0b0cb in base::RunLoop::Run () at
./../../3rdparty/chromium/base/run_loop.cc:130
#5  base::RunLoop::Run () at ./../../3rdparty/chromium/base/run_loop.cc:113
#6  0x00007efefee2e004 in base::Thread::Run () at
./../../3rdparty/chromium/base/threading/thread.cc:255
#7  base::Thread::ThreadMain () at
./../../3rdparty/chromium/base/threading/thread.cc:338
#8  0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#9  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#10 0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 18 (Thread 0x7efea4ff9700 (LWP 31115)):
#0  0x00007efefc47e73c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efefee17539 in base::ConditionVariable::Wait () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#2  0x00007efeff824048 in cc::SingleThreadTaskGraphRunner::Run () at
./../../3rdparty/chromium/cc/raster/single_thread_task_graph_runner.cc:123
#3  0x00007efefee30b86 in base::SimpleThread::ThreadMain () at
./../../3rdparty/chromium/base/threading/simple_thread.cc:68
#4  0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#5  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#6  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 17 (Thread 0x7efea57fa700 (LWP 31114)):
#0  0x00007efefc47e73c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efefee17539 in base::ConditionVariable::Wait () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#2  0x00007efefee192d8 in base::WaitableEvent::TimedWaitUntil () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:223
#3  0x00007efefee1936f in base::WaitableEvent::Wait () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:154
#4  0x00007efefee1e188 in
base::internal::SchedulerWorker::Delegate::WaitForWork () at
./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:169
#5  0x00007efefee1f651 in base::internal::SchedulerWorker::Thread::ThreadMain
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:68
#6  0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#7  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#8  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 16 (Thread 0x7efea5ffb700 (LWP 31113)):
#0  0x00007eff03c81dbc in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007eff03c83c68 in __fprintf_chk () from /lib64/libc.so.6
#2  0x00007efef95b2e7f in event_logv_ () from /lib64/libevent-2.1.so.6
#3  0x00007efef95b3048 in event_warn () from /lib64/libevent-2.1.so.6
#4  0x00007efef95b4a40 in epoll_dispatch () from /lib64/libevent-2.1.so.6
#5  0x00007efef95aa598 in event_base_loop () from /lib64/libevent-2.1.so.6
#6  0x00007efefedebce4 in base::MessagePumpLibevent::Run () at
./../../3rdparty/chromium/base/message_loop/message_pump_libevent.cc:257
#7  0x00007efefee0b0cb in base::RunLoop::Run () at
./../../3rdparty/chromium/base/run_loop.cc:130
#8  base::RunLoop::Run () at ./../../3rdparty/chromium/base/run_loop.cc:113
#9  0x00007efefdf1c9ea in content::BrowserThreadImpl::IOThreadRun () at
../../3rdparty/chromium/content/browser/browser_thread_impl.cc:248
#10 0x00007efefdf1ce97 in content::BrowserThreadImpl::Run () at
../../3rdparty/chromium/content/browser/browser_thread_impl.cc:283
#11 0x00007efefee2e138 in base::Thread::ThreadMain () at
./../../3rdparty/chromium/base/threading/thread.cc:338
#12 0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#13 0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#14 0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 15 (Thread 0x7efea67fc700 (LWP 31112)):
#0  0x00007efefc47e73c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efefee17539 in base::ConditionVariable::Wait () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#2  0x00007efefee192d8 in base::WaitableEvent::TimedWaitUntil () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:223
#3  0x00007efefee1936f in base::WaitableEvent::Wait () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:154
#4  0x00007efefee1e188 in
base::internal::SchedulerWorker::Delegate::WaitForWork () at
./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:169
#5  0x00007efefee1f46f in base::internal::SchedulerWorker::Thread::ThreadMain
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:42
#6  0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#7  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#8  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 14 (Thread 0x7efea6ffd700 (LWP 31111)):
#0  0x00007efefc47e73c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efefee17539 in base::ConditionVariable::Wait () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#2  0x00007efefee192d8 in base::WaitableEvent::TimedWaitUntil () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:223
#3  0x00007efefee1936f in base::WaitableEvent::Wait () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:154
#4  0x00007efefee1e188 in
base::internal::SchedulerWorker::Delegate::WaitForWork () at
./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:169
#5  0x00007efefee1f651 in base::internal::SchedulerWorker::Thread::ThreadMain
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:68
#6  0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#7  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#8  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 13 (Thread 0x7efea77fe700 (LWP 31110)):
#0  0x00007efefc47e73c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efefee17539 in base::ConditionVariable::Wait () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#2  0x00007efefee192d8 in base::WaitableEvent::TimedWaitUntil () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:223
#3  0x00007efefee1936f in base::WaitableEvent::Wait () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:154
#4  0x00007efefee1e188 in
base::internal::SchedulerWorker::Delegate::WaitForWork () at
./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:169
#5  0x00007efefee1f46f in base::internal::SchedulerWorker::Thread::ThreadMain
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:42
#6  0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#7  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#8  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 12 (Thread 0x7efea7fff700 (LWP 31109)):
#0  0x00007efefc47e73c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efefee17539 in base::ConditionVariable::Wait () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#2  0x00007efefee192d8 in base::WaitableEvent::TimedWaitUntil () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:223
#3  0x00007efefee1936f in base::WaitableEvent::Wait () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:154
#4  0x00007efefee1e188 in
base::internal::SchedulerWorker::Delegate::WaitForWork () at
./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:169
#5  0x00007efefee1f46f in base::internal::SchedulerWorker::Thread::ThreadMain
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:42
#6  0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#7  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#8  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 11 (Thread 0x7efec0ff9700 (LWP 31108)):
#0  0x00007efefc47e73c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efefee17539 in base::ConditionVariable::Wait () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#2  0x00007efefee192d8 in base::WaitableEvent::TimedWaitUntil () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:223
#3  0x00007efefee1936f in base::WaitableEvent::Wait () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:154
#4  0x00007efefee1e188 in
base::internal::SchedulerWorker::Delegate::WaitForWork () at
./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:169
#5  0x00007efefee1f46f in base::internal::SchedulerWorker::Thread::ThreadMain
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:42
#6  0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#7  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#8  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 10 (Thread 0x7efec2ffd700 (LWP 31104)):
#0  0x00007efefc47eb28 in pthread_cond_timedwait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efefee17607 in base::ConditionVariable::TimedWait () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007efefee192ca in base::WaitableEvent::TimedWaitUntil () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007efefee193b2 in base::WaitableEvent::TimedWait () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#4  0x00007efefee1e171 in
base::internal::SchedulerWorker::Delegate::WaitForWork () at
./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:171
#5  0x00007efefee1f651 in base::internal::SchedulerWorker::Thread::ThreadMain
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:68
#6  0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#7  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#8  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 9 (Thread 0x7efec37fe700 (LWP 31103)):
#0  0x00007efefc47eb28 in pthread_cond_timedwait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efefee17607 in base::ConditionVariable::TimedWait () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007efefee192ca in base::WaitableEvent::TimedWaitUntil () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007efefee193b2 in base::WaitableEvent::TimedWait () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#4  0x00007efefee1e171 in
base::internal::SchedulerWorker::Delegate::WaitForWork () at
./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:171
#5  0x00007efefee1f651 in base::internal::SchedulerWorker::Thread::ThreadMain
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:68
#6  0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#7  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#8  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 8 (Thread 0x7efec3fff700 (LWP 31102)):
#0  0x00007efefc47eb28 in pthread_cond_timedwait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efefee17607 in base::ConditionVariable::TimedWait () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007efefee192ca in base::WaitableEvent::TimedWaitUntil () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007efefee193b2 in base::WaitableEvent::TimedWait () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#4  0x00007efefee1e171 in
base::internal::SchedulerWorker::Delegate::WaitForWork () at
./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:171
#5  0x00007efefee1f651 in base::internal::SchedulerWorker::Thread::ThreadMain
() at ./../../3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:68
#6  0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#7  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#8  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 7 (Thread 0x7efed8dea700 (LWP 31101)):
#0  0x00007eff03c81dbc in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007eff03c83c68 in __fprintf_chk () from /lib64/libc.so.6
#2  0x00007efef95b2e7f in event_logv_ () from /lib64/libevent-2.1.so.6
#3  0x00007efef95b3048 in event_warn () from /lib64/libevent-2.1.so.6
#4  0x00007efef95b4a40 in epoll_dispatch () from /lib64/libevent-2.1.so.6
#5  0x00007efef95aa598 in event_base_loop () from /lib64/libevent-2.1.so.6
#6  0x00007efefedebba9 in base::MessagePumpLibevent::Run () at
./../../3rdparty/chromium/base/message_loop/message_pump_libevent.cc:224
#7  0x00007efefee0b0cb in base::RunLoop::Run () at
./../../3rdparty/chromium/base/run_loop.cc:130
#8  base::RunLoop::Run () at ./../../3rdparty/chromium/base/run_loop.cc:113
#9  0x00007efefee2e004 in base::Thread::Run () at
./../../3rdparty/chromium/base/threading/thread.cc:255
#10 base::Thread::ThreadMain () at
./../../3rdparty/chromium/base/threading/thread.cc:338
#11 0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#12 0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#13 0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 6 (Thread 0x7efed95eb700 (LWP 31100)):
#0  0x00007efefc47e73c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efefee17539 in base::ConditionVariable::Wait () at
./../../3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#2  0x00007efefee192d8 in base::WaitableEvent::TimedWaitUntil () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:223
#3  0x00007efefee1936f in base::WaitableEvent::Wait () at
./../../3rdparty/chromium/base/synchronization/waitable_event_posix.cc:154
#4  0x00007efefede568f in base::MessagePumpDefault::Run () at
./../../3rdparty/chromium/base/message_loop/message_pump_default.cc:57
#5  0x00007efefee0b0cb in base::RunLoop::Run () at
./../../3rdparty/chromium/base/run_loop.cc:130
#6  base::RunLoop::Run () at ./../../3rdparty/chromium/base/run_loop.cc:113
#7  0x00007efefee2e004 in base::Thread::Run () at
./../../3rdparty/chromium/base/threading/thread.cc:255
#8  base::Thread::ThreadMain () at
./../../3rdparty/chromium/base/threading/thread.cc:338
#9  0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#10 0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#11 0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 5 (Thread 0x7efed9dec700 (LWP 31099)):
#0  0x00007eff03c81dbc in __lll_lock_wait_private () from /lib64/libc.so.6
#1  0x00007eff03c83c68 in __fprintf_chk () from /lib64/libc.so.6
#2  0x00007efef95b2e7f in event_logv_ () from /lib64/libevent-2.1.so.6
#3  0x00007efef95b3048 in event_warn () from /lib64/libevent-2.1.so.6
#4  0x00007efef95b4a40 in epoll_dispatch () from /lib64/libevent-2.1.so.6
#5  0x00007efef95aa598 in event_base_loop () from /lib64/libevent-2.1.so.6
#6  0x00007efefedebba9 in base::MessagePumpLibevent::Run () at
./../../3rdparty/chromium/base/message_loop/message_pump_libevent.cc:224
#7  0x00007efefee0b0cb in base::RunLoop::Run () at
./../../3rdparty/chromium/base/run_loop.cc:130
#8  base::RunLoop::Run () at ./../../3rdparty/chromium/base/run_loop.cc:113
#9  0x00007efefee2e004 in base::Thread::Run () at
./../../3rdparty/chromium/base/threading/thread.cc:255
#10 base::Thread::ThreadMain () at
./../../3rdparty/chromium/base/threading/thread.cc:338
#11 0x00007efefee29a81 in ThreadFunc () at
./../../3rdparty/chromium/base/threading/platform_thread_posix.cc:75
#12 0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#13 0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7efedbfff700 (LWP 31092)):
#0  0x00007eff0616ef9f in __tls_get_addr () from /lib64/ld-linux-x86-64.so.2
#1  0x00007eff0413573a in get_thread_data () at thread/qthread_unix.cpp:239
#2  QThreadData::current (createIfNecessary=createIfNecessary at entry=true) at
thread/qthread_unix.cpp:239
#3  0x00007eff0431648e in postEventSourcePrepare (s=0x7efed4004ba0,
timeout=0x7efedbffea14) at kernel/qeventdispatcher_glib.cpp:252
#4  0x00007efef9c5b8e9 in g_main_context_prepare () from
/lib64/libglib-2.0.so.0
#5  0x00007efef9c5c2db in ?? () from /lib64/libglib-2.0.so.0
#6  0x00007efef9c5c4d0 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#7  0x00007eff043165ab in QEventDispatcherGlib::processEvents
(this=0x7efed4000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#8  0x00007eff042c4e0b in QEventLoop::exec (this=this at entry=0x7efedbffebf0,
flags=..., flags at entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#9  0x00007eff0412ce86 in QThread::exec (this=this at entry=0x7eff0534f060
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#10 0x00007eff052d3f89 in QDBusConnectionManager::run (this=0x7eff0534f060
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
qdbusconnection.cpp:178
#11 0x00007eff041362fb in QThreadPrivate::start (arg=0x7eff0534f060 <(anonymous
namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread_unix.cpp:367
#12 0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#13 0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7efee9330700 (LWP 31091)):
#0  0x00007efefc47e73c in pthread_cond_wait@@GLIBC_2.3.2 () from
/lib64/libpthread.so.0
#1  0x00007efee9cbba3b in cnd_wait (mtx=0x563bc8969b38, cond=0x563bc8969b60) at
../src/../include/c11/threads_posix.h:155
#2  util_queue_thread_func (input=input at entry=0x563bc8823980) at
../src/util/u_queue.c:270
#3  0x00007efee9cbb77b in impl_thrd_routine (p=<optimized out>) at
../src/../include/c11/threads_posix.h:87
#4  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#5  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7efeeb289700 (LWP 31090)):
#0  0x00007eff03c69421 in poll () from /lib64/libc.so.6
#1  0x00007efefc2c839f in ?? () from /lib64/libxcb.so.1
#2  0x00007efefc2ca01a in xcb_wait_for_event () from /lib64/libxcb.so.1
#3  0x00007efeeb39fbf9 in QXcbEventReader::run (this=0x563bc87a4eb0) at
qxcbconnection.h:409
#4  0x00007eff041362fb in QThreadPrivate::start (arg=0x563bc87a4eb0) at
thread/qthread_unix.cpp:367
#5  0x00007efefc47858e in start_thread () from /lib64/libpthread.so.0
#6  0x00007eff03c746a3 in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7efef84b2380 (LWP 31088)):
[KCrash Handler]
#6  0x00007efee950000e in pushbuf_kref (push=push at entry=0x563bc89557d0, bo=0x0,
flags=0) at ../nouveau/pushbuf.c:152
#7  0x00007efee95006c9 in pushbuf_validate (push=0x563bc89557d0,
retry=<optimized out>) at ../nouveau/pushbuf.c:502
#8  0x00007efee950096e in nouveau_pushbuf_validate (push=<optimized out>) at
../nouveau/pushbuf.c:749
#9  0x00007efee98f7e23 in nvc0_state_validate (nvc0=nvc0 at entry=0x563bc9889e80,
mask=mask at entry=4294967295, validate_list=validate_list at entry=0x7efeea1232e0
<validate_list_3d>, size=size at entry=34, dirty=dirty at entry=0x563bc988a308,
bufctx=0x563bc988d890) at
../src/gallium/drivers/nouveau/nvc0/nvc0_state_validate.c:993
#10 0x00007efee98f7f1b in nvc0_state_validate_3d
(nvc0=nvc0 at entry=0x563bc9889e80, mask=mask at entry=4294967295) at
../src/gallium/drivers/nouveau/nvc0/nvc0_state_validate.c:1003
#11 0x00007efee98f9536 in nvc0_draw_vbo (pipe=0x563bc9889e80,
info=0x7ffd98908800) at ../src/gallium/drivers/nouveau/nvc0/nvc0_vbo.c:985
#12 0x00007efee9af6fef in st_draw_vbo (ctx=<optimized out>,
prims=0x7ffd989088d0, nr_prims=<optimized out>, ib=0x7ffd989088b0,
index_bounds_valid=<optimized out>, min_index=<optimized out>,
max_index=<optimized out>, tfb_vertcount=0x0, stream=0, indirect=0x0) at
../src/mesa/state_tracker/st_draw.c:236
#13 0x00007efee9b861fe in _mesa_validated_drawrangeelements (baseInstance=0,
numInstances=1, basevertex=0, indices=0x563bc9918e52, type=5123,
count=<optimized out>, end=<optimized out>, start=0,
index_bounds_valid=<optimized out>, mode=<optimized out>, ctx=<optimized out>)
at ../src/mesa/main/draw.c:850
#14 _mesa_validated_drawrangeelements (ctx=<optimized out>, mode=<optimized
out>, index_bounds_valid=<optimized out>, start=0, end=<optimized out>,
count=<optimized out>, type=5123, indices=0x563bc9918e52, basevertex=0,
numInstances=1, baseInstance=0) at ../src/mesa/main/draw.c:782
#15 0x00007efee9b86f4b in _mesa_exec_DrawElements (mode=5, count=4, type=5123,
indices=0x563bc9918e52) at ../src/mesa/main/draw.c:1004
#16 0x00007efefccd1a3b in QOpenGLFunctions::glDrawElements
(this=0x563bc8b96680, indices=<optimized out>, type=5123, count=<optimized
out>, mode=<optimized out>) at /usr/include/qt5/QtGui/qopenglfunctions.h:777
#17 QSGBatchRenderer::Renderer::renderMergedBatch (batch=0x563bc9924c50,
this=0x563bc8b965a0) at scenegraph/coreapi/qsgbatchrenderer.cpp:2340
#18 QSGBatchRenderer::Renderer::renderMergedBatch (this=0x563bc8b965a0,
batch=0x563bc9924c50) at scenegraph/coreapi/qsgbatchrenderer.cpp:2236
#19 0x00007efefccd2a25 in QSGBatchRenderer::Renderer::renderBatches
(this=this at entry=0x563bc8b965a0) at
scenegraph/coreapi/qsgbatchrenderer.cpp:2532
#20 0x00007efefccd8242 in QSGBatchRenderer::Renderer::render (this=<optimized
out>) at scenegraph/coreapi/qsgbatchrenderer.cpp:2735
#21 0x00007efefccc87b4 in QSGRenderer::renderScene (bindable=...,
this=0x563bc8b965a0) at scenegraph/coreapi/qsgrenderer.cpp:244
#22 QSGRenderer::renderScene (this=0x563bc8b965a0, bindable=...) at
scenegraph/coreapi/qsgrenderer.cpp:204
#23 0x00007efefccc8c53 in QSGRenderer::renderScene (fboId=<optimized out>,
this=<optimized out>) at scenegraph/coreapi/qsgrenderer.cpp:190
#24 QSGRenderer::renderScene (this=<optimized out>, fboId=<optimized out>) at
scenegraph/coreapi/qsgrenderer.cpp:185
#25 0x00007efefcd03d62 in QSGDefaultRenderContext::renderNextFrame
(this=0x563bc982b1e0, renderer=0x563bc8b965a0, fboId=<optimized out>) at
scenegraph/qsgdefaultrendercontext.cpp:182
#26 0x00007efefcd66710 in QQuickWindowPrivate::renderSceneGraph
(this=this at entry=0x7efe8c7f1710, size=...) at items/qquickwindow.cpp:481
#27 0x00007efefce2666c in QQuickRenderControl::render (this=<optimized out>) at
/usr/include/qt5/QtCore/qsize.h:119
#28 0x00007efef9ab4eb6 in QQuickWidgetPrivate::render (this=0x563bc97bdcd0,
needsSync=<optimized out>) at qquickwidget.cpp:288
#29 0x00007efef9ab508a in QQuickWidgetPrivate::renderSceneGraph
(this=0x563bc97bdcd0) at qquickwidget.cpp:339
#30 0x00007eff042eed5b in QObject::event (this=this at entry=0x563bc9873fb0,
e=e at entry=0x7ffd989093c0) at kernel/qobject.cpp:1232
#31 0x00007eff04da280b in QWidget::event (this=this at entry=0x563bc9873fb0,
event=event at entry=0x7ffd989093c0) at kernel/qwidget.cpp:9353
#32 0x00007efef9ab8d35 in QQuickWidget::event (this=0x563bc9873fb0,
e=0x7ffd989093c0) at qquickwidget.cpp:1525
#33 0x00007eff036f041e in
QtWebEngineCore::RenderWidgetHostViewQtDelegateWidget::event
(this=0x563bc9873fb0, event=0x7ffd989093c0) at
render_widget_host_view_qt_delegate_widget.cpp:485
#34 0x00007eff04d63285 in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x563bc9873fb0, e=0x7ffd989093c0) at
kernel/qapplication.cpp:3726
#35 0x00007eff04d6a9a0 in QApplication::notify(QObject*, QEvent*) () at
kernel/qapplication.cpp:3485
#36 0x00007eff042c5ec6 in QCoreApplication::notifyInternal2
(receiver=0x563bc9873fb0, event=event at entry=0x7ffd989093c0) at
kernel/qcoreapplication.cpp:1047
#37 0x00007eff04315889 in QCoreApplication::sendEvent (event=0x7ffd989093c0,
receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#38 QTimerInfoList::activateTimers (this=0x563bc88d11e0) at
kernel/qtimerinfo_unix.cpp:643
#39 0x00007eff0431611c in timerSourceDispatch (source=<optimized out>) at
kernel/qeventdispatcher_glib.cpp:182
#40 0x00007efef9c5c06d in g_main_context_dispatch () from
/lib64/libglib-2.0.so.0
#41 0x00007efef9c5c438 in ?? () from /lib64/libglib-2.0.so.0
#42 0x00007efef9c5c4d0 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#43 0x00007eff04316593 in QEventDispatcherGlib::processEvents
(this=0x563bc880a550, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#44 0x00007efeeb433855 in QPAEventDispatcherGlib::processEvents
(this=0x563bc880a550, flags=...) at qeventdispatcher_glib.cpp:69
#45 0x00007eff042c4e0b in QEventLoop::exec (this=this at entry=0x7ffd98909640,
flags=..., flags at entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:140
#46 0x00007eff042cced6 in QCoreApplication::exec () at
../../include/QtCore/../../src/corelib/global/qflags.h:120
#47 0x0000563bc6c6bd1c in main (argc=<optimized out>, argv=<optimized out>) at
/usr/src/debug/kontact-18.12.2-1.fc29.x86_64/src/main.cpp:229
[Inferior 1 (process 31088) detached]

Reported using DrKonqi

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