Application: kontact (5.10.3)

Qt Version: 5.12.2
Frameworks Version: 5.56.0
Operating System: Linux 5.0.2-arch1-1-ARCH x86_64
Distribution: "Arch Linux"

-- Information about the crash:
- What I was doing when the application crashed: 
    opened Kontact, pressed "Configure Kontact..."
- Occurs every time

Likely duplicate: https://bugs.kde.org/show_bug.cgi?id=405695

The crash can be reproduced every time.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fec3214d380 (LWP 2875))]

Thread 30 (Thread 0x7feafea13700 (LWP 2988)):
#0  0x00007fec445afef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fec3c7067c7 in base::ConditionVariable::TimedWait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007fec3c70712a in base::WaitableEvent::TimedWaitUntil () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007fec3c707212 in base::WaitableEvent::TimedWait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#4  0x00007fec3c6c44c1 in base::internal::SchedulerWorker::Delegate::WaitForWork () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:37
#5  0x00007fec3c6c5bd7 in base::internal::SchedulerWorker::RunWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:296
#6  0x00007fec3c6c61c4 in base::internal::SchedulerWorker::RunPooledWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:224
#7  0x00007fec3c7091a1 in ThreadFunc () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:76
#8  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 29 (Thread 0x7feaff214700 (LWP 2987)):
#0  0x00007fec445afef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fec3c7067c7 in base::ConditionVariable::TimedWait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007fec3c70712a in base::WaitableEvent::TimedWaitUntil () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007fec3c707212 in base::WaitableEvent::TimedWait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#4  0x00007fec3c6c44c1 in base::internal::SchedulerWorker::Delegate::WaitForWork () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:37
#5  0x00007fec3c6c5f06 in base::internal::SchedulerWorker::RunWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:324
#6  0x00007fec3c6c61c4 in base::internal::SchedulerWorker::RunPooledWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:224
#7  0x00007fec3c7091a1 in ThreadFunc () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:76
#8  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 28 (Thread 0x7feb2889a700 (LWP 2984)):
#0  0x00007fec201610fe in pa_pstream_ref () from /usr/lib/pulseaudio/libpulsecommon-12.2.so
#1  0x00007fec20161cb2 in ?? () from /usr/lib/pulseaudio/libpulsecommon-12.2.so
#2  0x00007fec2016254a in ?? () from /usr/lib/pulseaudio/libpulsecommon-12.2.so
#3  0x00007fec203c4d18 in pa_mainloop_dispatch () from /usr/lib/libpulse.so.0
#4  0x00007fec203c4fef in pa_mainloop_iterate () from /usr/lib/libpulse.so.0
#5  0x00007fec203c5091 in pa_mainloop_run () from /usr/lib/libpulse.so.0
#6  0x00007fec203d35ae in ?? () from /usr/lib/libpulse.so.0
#7  0x00007fec201729fc in ?? () from /usr/lib/pulseaudio/libpulsecommon-12.2.so
#8  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 27 (Thread 0x7feb2a311700 (LWP 2982)):
#0  0x00007fec4574f7a4 in read () from /usr/lib/libc.so.6
#1  0x00007fec41f58961 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fec41fa8e40 in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#3  0x00007fec41faa636 in ?? () from /usr/lib/libglib-2.0.so.0
#4  0x00007fec41faa77e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#5  0x00007fec45ca4cb4 in QEventDispatcherGlib::processEvents (this=0x7feb1c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x00007fec45c4da8c in QEventLoop::exec (this=this@entry=0x7feb2a310a60, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#7  0x00007fec45a91569 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#8  0x00007fec45a9296c in QThreadPrivate::start (arg=0x563736cdb640) at thread/qthread_unix.cpp:361
#9  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 26 (Thread 0x7feb2bfff700 (LWP 2923)):
#0  0x00007fec41f583a9 in g_mutex_lock () from /usr/lib/libglib-2.0.so.0
#1  0x00007fec41fa9f67 in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#2  0x00007fec41faa5b6 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00007fec41faa77e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#4  0x00007fec45ca4cb4 in QEventDispatcherGlib::processEvents (this=0x7feb20000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007fec45c4da8c in QEventLoop::exec (this=this@entry=0x7feb2bffea60, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#6  0x00007fec45a91569 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#7  0x00007fec45a9296c in QThreadPrivate::start (arg=0x563733de1530) at thread/qthread_unix.cpp:361
#8  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 25 (Thread 0x7feb3cd1e700 (LWP 2913)):
#0  0x00007fec46f3876d in __tls_get_addr_slow () from /lib64/ld-linux-x86-64.so.2
#1  0x00007fec46f3d47c in __tls_get_addr () from /lib64/ld-linux-x86-64.so.2
#2  0x00007fec45a91c57 in get_thread_data () at thread/qthread_unix.cpp:239
#3  QThreadData::current (createIfNecessary=createIfNecessary@entry=true) at thread/qthread_unix.cpp:239
#4  0x00007fec45ca4b7b in postEventSourcePrepare (s=0x7feb24004b80, timeout=0x7feb3cd1d884) at kernel/qeventdispatcher_glib.cpp:252
#5  0x00007fec41fa9f5a in g_main_context_prepare () from /usr/lib/libglib-2.0.so.0
#6  0x00007fec41faa5b6 in ?? () from /usr/lib/libglib-2.0.so.0
#7  0x00007fec41faa77e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#8  0x00007fec45ca4cb4 in QEventDispatcherGlib::processEvents (this=0x7feb24000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#9  0x00007fec45c4da8c in QEventLoop::exec (this=this@entry=0x7feb3cd1da60, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#10 0x00007fec45a91569 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#11 0x00007fec45a9296c in QThreadPrivate::start (arg=0x563733b7ed80) at thread/qthread_unix.cpp:361
#12 0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#13 0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 24 (Thread 0x7feb3d51f700 (LWP 2912)):
#0  0x00007fec4574f7a4 in read () from /usr/lib/libc.so.6
#1  0x00007fec41f58961 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fec41fa8e40 in g_main_context_check () from /usr/lib/libglib-2.0.so.0
#3  0x00007fec41faa636 in ?? () from /usr/lib/libglib-2.0.so.0
#4  0x00007fec41faa77e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#5  0x00007fec45ca4cb4 in QEventDispatcherGlib::processEvents (this=0x7feb30000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#6  0x00007fec45c4da8c in QEventLoop::exec (this=this@entry=0x7feb3d51ea60, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#7  0x00007fec45a91569 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#8  0x00007fec45a9296c in QThreadPrivate::start (arg=0x563733a916d0) at thread/qthread_unix.cpp:361
#9  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 23 (Thread 0x7feb3ddba700 (LWP 2911)):
#0  0x00007fec45753c21 in poll () from /usr/lib/libc.so.6
#1  0x00007fec41faa690 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fec41faa77e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007fec45ca4cb4 in QEventDispatcherGlib::processEvents (this=0x7feb2c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007fec45c4da8c in QEventLoop::exec (this=this@entry=0x7feb3ddb9a60, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#5  0x00007fec45a91569 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#6  0x00007fec45a9296c in QThreadPrivate::start (arg=0x563733a541c0) at thread/qthread_unix.cpp:361
#7  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#8  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 22 (Thread 0x7feb3ffff700 (LWP 2899)):
#0  0x00007fec445afafc in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fec3c7066f9 in base::ConditionVariable::Wait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#2  0x00007fec3c707138 in base::WaitableEvent::TimedWaitUntil () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:223
#3  0x00007fec3c7071cf in base::WaitableEvent::Wait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:154
#4  0x00007fec3c6c44d8 in base::internal::SchedulerWorker::Delegate::WaitForWork () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:35
#5  0x00007fec3c6c5f06 in base::internal::SchedulerWorker::RunWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:324
#6  0x00007fec3c6c6244 in base::internal::SchedulerWorker::RunDedicatedWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:248
#7  0x00007fec3c7091a1 in ThreadFunc () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:76
#8  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 21 (Thread 0x7fec04ff9700 (LWP 2898)):
#0  0x00007fec4576c12b in __lll_lock_wait_private () from /usr/lib/libc.so.6
#1  0x00007fec4576df38 in __fprintf_chk () from /usr/lib/libc.so.6
#2  0x00007fec38e222f0 in event_logv_ () from /usr/lib/libevent-2.1.so.6
#3  0x00007fec38e224b7 in event_warn () from /usr/lib/libevent-2.1.so.6
#4  0x00007fec38e23ee2 in ?? () from /usr/lib/libevent-2.1.so.6
#5  0x00007fec38e19ac8 in event_base_loop () from /usr/lib/libevent-2.1.so.6
#6  0x00007fec3c70cd39 in base::MessagePumpLibevent::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/message_loop/message_pump_libevent.cc:214
#7  0x00007fec3c6a2e6b in base::RunLoop::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/run_loop.cc:102
#8  base::RunLoop::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/run_loop.cc:85
#9  0x00007fec3c6d8538 in base::Thread::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/thread.cc:255
#10 base::Thread::ThreadMain () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/thread.cc:337
#11 0x00007fec3c7091a1 in ThreadFunc () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:76
#12 0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#13 0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 20 (Thread 0x7fec057fa700 (LWP 2897)):
#0  0x00007fec445afef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fec3c7067c7 in base::ConditionVariable::TimedWait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007fec3c70712a in base::WaitableEvent::TimedWaitUntil () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007fec3c707212 in base::WaitableEvent::TimedWait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#4  0x00007fec3c6c44c1 in base::internal::SchedulerWorker::Delegate::WaitForWork () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:37
#5  0x00007fec3c6c5f06 in base::internal::SchedulerWorker::RunWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:324
#6  0x00007fec3c6c61c4 in base::internal::SchedulerWorker::RunPooledWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:224
#7  0x00007fec3c7091a1 in ThreadFunc () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:76
#8  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 19 (Thread 0x7fec05ffb700 (LWP 2896)):
#0  0x00007fec445afef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fec3c7067c7 in base::ConditionVariable::TimedWait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007fec3c70712a in base::WaitableEvent::TimedWaitUntil () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007fec3c707212 in base::WaitableEvent::TimedWait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#4  0x00007fec3c6c44c1 in base::internal::SchedulerWorker::Delegate::WaitForWork () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:37
#5  0x00007fec3c6c5f06 in base::internal::SchedulerWorker::RunWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:324
#6  0x00007fec3c6c61c4 in base::internal::SchedulerWorker::RunPooledWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:224
#7  0x00007fec3c7091a1 in ThreadFunc () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:76
#8  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 18 (Thread 0x7fec067fc700 (LWP 2895)):
#0  0x00007fec445afafc in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fec391f728c in ?? () from /usr/lib/libQt5Script.so.5
#2  0x00007fec391f72a9 in ?? () from /usr/lib/libQt5Script.so.5
#3  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#4  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 17 (Thread 0x7fec06ffd700 (LWP 2894)):
#0  0x00007fec4574f7a4 in read () from /usr/lib/libc.so.6
#1  0x00007fec20142782 in pa_read () from /usr/lib/pulseaudio/libpulsecommon-12.2.so
#2  0x00007fec203c455f in pa_mainloop_prepare () from /usr/lib/libpulse.so.0
#3  0x00007fec203c4fd1 in pa_mainloop_iterate () from /usr/lib/libpulse.so.0
#4  0x00007fec203c5091 in pa_mainloop_run () from /usr/lib/libpulse.so.0
#5  0x00007fec203d35ae in ?? () from /usr/lib/libpulse.so.0
#6  0x00007fec201729fc in ?? () from /usr/lib/pulseaudio/libpulsecommon-12.2.so
#7  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#8  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 16 (Thread 0x7fec077fe700 (LWP 2893)):
#0  0x00007fec445afef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fec3c7067c7 in base::ConditionVariable::TimedWait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007fec3c70712a in base::WaitableEvent::TimedWaitUntil () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007fec3c67cc20 in base::MessagePumpDefault::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/message_loop/message_pump_default.cc:63
#4  0x00007fec3c6a2e6b in base::RunLoop::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/run_loop.cc:102
#5  base::RunLoop::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/run_loop.cc:85
#6  0x00007fec3c6d8538 in base::Thread::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/thread.cc:255
#7  base::Thread::ThreadMain () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/thread.cc:337
#8  0x00007fec3c7091a1 in ThreadFunc () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:76
#9  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 15 (Thread 0x7fec0cff9700 (LWP 2892)):
#0  0x00007fec4576c12b in __lll_lock_wait_private () from /usr/lib/libc.so.6
#1  0x00007fec4576df38 in __fprintf_chk () from /usr/lib/libc.so.6
#2  0x00007fec38e222f0 in event_logv_ () from /usr/lib/libevent-2.1.so.6
#3  0x00007fec38e224b7 in event_warn () from /usr/lib/libevent-2.1.so.6
#4  0x00007fec38e23ee2 in ?? () from /usr/lib/libevent-2.1.so.6
#5  0x00007fec38e19ac8 in event_base_loop () from /usr/lib/libevent-2.1.so.6
#6  0x00007fec3c70cd39 in base::MessagePumpLibevent::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/message_loop/message_pump_libevent.cc:214
#7  0x00007fec3c6a2e6b in base::RunLoop::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/run_loop.cc:102
#8  base::RunLoop::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/run_loop.cc:85
#9  0x00007fec3c6d8538 in base::Thread::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/thread.cc:255
#10 base::Thread::ThreadMain () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/thread.cc:337
#11 0x00007fec3c7091a1 in ThreadFunc () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:76
#12 0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#13 0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 14 (Thread 0x7fec0d7fa700 (LWP 2891)):
#0  0x00007fec445afef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fec3c7067c7 in base::ConditionVariable::TimedWait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007fec3c70712a in base::WaitableEvent::TimedWaitUntil () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007fec3c67cc20 in base::MessagePumpDefault::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/message_loop/message_pump_default.cc:63
#4  0x00007fec3c6a2e6b in base::RunLoop::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/run_loop.cc:102
#5  base::RunLoop::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/run_loop.cc:85
#6  0x00007fec3c6d8538 in base::Thread::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/thread.cc:255
#7  base::Thread::ThreadMain () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/thread.cc:337
#8  0x00007fec3c7091a1 in ThreadFunc () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:76
#9  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#10 0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 13 (Thread 0x7fec0dffb700 (LWP 2890)):
#0  0x00007fec445afafc in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fec3c7066f9 in base::ConditionVariable::Wait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#2  0x00007fec3ced50c8 in cc::SingleThreadTaskGraphRunner::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/cc/raster/single_thread_task_graph_runner.cc:123
#3  0x00007fec3c6d88bf in base::SimpleThread::ThreadMain () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/simple_thread.cc:81
#4  0x00007fec3c7091a1 in ThreadFunc () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:76
#5  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#6  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 12 (Thread 0x7fec0e7fc700 (LWP 2889)):
#0  0x00007fec445afafc in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fec3c7066f9 in base::ConditionVariable::Wait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:71
#2  0x00007fec3c707138 in base::WaitableEvent::TimedWaitUntil () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:223
#3  0x00007fec3c7071cf in base::WaitableEvent::Wait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:154
#4  0x00007fec3c6c44d8 in base::internal::SchedulerWorker::Delegate::WaitForWork () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:35
#5  0x00007fec3c6c5f06 in base::internal::SchedulerWorker::RunWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:324
#6  0x00007fec3c6c6204 in base::internal::SchedulerWorker::RunSharedWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:236
#7  0x00007fec3c7091a1 in ThreadFunc () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:76
#8  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 11 (Thread 0x7fec0effd700 (LWP 2888)):
#0  0x00007fec4576c12b in __lll_lock_wait_private () from /usr/lib/libc.so.6
#1  0x00007fec4576df38 in __fprintf_chk () from /usr/lib/libc.so.6
#2  0x00007fec38e222f0 in event_logv_ () from /usr/lib/libevent-2.1.so.6
#3  0x00007fec38e224b7 in event_warn () from /usr/lib/libevent-2.1.so.6
#4  0x00007fec38e23ee2 in ?? () from /usr/lib/libevent-2.1.so.6
#5  0x00007fec38e19ac8 in event_base_loop () from /usr/lib/libevent-2.1.so.6
#6  0x00007fec3c70cd39 in base::MessagePumpLibevent::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/message_loop/message_pump_libevent.cc:214
#7  0x00007fec3c6a2e6b in base::RunLoop::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/run_loop.cc:102
#8  base::RunLoop::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/run_loop.cc:85
#9  0x00007fec3c055fe4 in content::BrowserProcessSubThread::IOThreadRun () at ../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/content/browser/browser_process_sub_thread.cc:178
#10 0x00007fec3c6d8608 in base::Thread::ThreadMain () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/thread.cc:337
#11 0x00007fec3c7091a1 in ThreadFunc () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:76
#12 0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#13 0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 10 (Thread 0x7fec07fff700 (LWP 2887)):
#0  0x00007fec445afef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fec3c7067c7 in base::ConditionVariable::TimedWait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007fec3c70712a in base::WaitableEvent::TimedWaitUntil () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007fec3c707212 in base::WaitableEvent::TimedWait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#4  0x00007fec3c6c44c1 in base::internal::SchedulerWorker::Delegate::WaitForWork () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:37
#5  0x00007fec3c6c5f06 in base::internal::SchedulerWorker::RunWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:324
#6  0x00007fec3c6c61c4 in base::internal::SchedulerWorker::RunPooledWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:224
#7  0x00007fec3c7091a1 in ThreadFunc () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:76
#8  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 9 (Thread 0x7fec0f7fe700 (LWP 2886)):
#0  0x00007fec445afef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fec3c7067c7 in base::ConditionVariable::TimedWait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007fec3c70712a in base::WaitableEvent::TimedWaitUntil () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007fec3c707212 in base::WaitableEvent::TimedWait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#4  0x00007fec3c6c44c1 in base::internal::SchedulerWorker::Delegate::WaitForWork () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:37
#5  0x00007fec3c6c5f06 in base::internal::SchedulerWorker::RunWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:324
#6  0x00007fec3c6c61c4 in base::internal::SchedulerWorker::RunPooledWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:224
#7  0x00007fec3c7091a1 in ThreadFunc () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:76
#8  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 8 (Thread 0x7fec0ffff700 (LWP 2885)):
#0  0x00007fec445afef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fec3c7067c7 in base::ConditionVariable::TimedWait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007fec3c70712a in base::WaitableEvent::TimedWaitUntil () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007fec3c707212 in base::WaitableEvent::TimedWait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#4  0x00007fec3c6c44c1 in base::internal::SchedulerWorker::Delegate::WaitForWork () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:37
#5  0x00007fec3c6c5f06 in base::internal::SchedulerWorker::RunWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:324
#6  0x00007fec3c6c61c4 in base::internal::SchedulerWorker::RunPooledWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:224
#7  0x00007fec3c7091a1 in ThreadFunc () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:76
#8  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 7 (Thread 0x7fec20df1700 (LWP 2884)):
#0  0x00007fec445afef6 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fec3c7067c7 in base::ConditionVariable::TimedWait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/condition_variable_posix.cc:120
#2  0x00007fec3c70712a in base::WaitableEvent::TimedWaitUntil () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:221
#3  0x00007fec3c707212 in base::WaitableEvent::TimedWait () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/synchronization/waitable_event_posix.cc:161
#4  0x00007fec3c6c44c1 in base::internal::SchedulerWorker::Delegate::WaitForWork () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:37
#5  0x00007fec3c6c5f06 in base::internal::SchedulerWorker::RunWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:324
#6  0x00007fec3c6c61c4 in base::internal::SchedulerWorker::RunPooledWorker () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/scheduler_worker.cc:224
#7  0x00007fec3c7091a1 in ThreadFunc () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:76
#8  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 6 (Thread 0x7fec215f2700 (LWP 2883)):
#0  0x00007fec4574f84f in write () from /usr/lib/libc.so.6
#1  0x00007fec456df85d in _IO_file_write@@GLIBC_2.2.5 () from /usr/lib/libc.so.6
#2  0x00007fec456debbf in new_do_write () from /usr/lib/libc.so.6
#3  0x00007fec456dff96 in __GI__IO_file_xsputn () from /usr/lib/libc.so.6
#4  0x00007fec456b6732 in buffered_vfprintf () from /usr/lib/libc.so.6
#5  0x00007fec456b3c12 in vfprintf () from /usr/lib/libc.so.6
#6  0x00007fec4576df8a in __fprintf_chk () from /usr/lib/libc.so.6
#7  0x00007fec38e222f0 in event_logv_ () from /usr/lib/libevent-2.1.so.6
#8  0x00007fec38e224b7 in event_warn () from /usr/lib/libevent-2.1.so.6
#9  0x00007fec38e23ee2 in ?? () from /usr/lib/libevent-2.1.so.6
#10 0x00007fec38e19ac8 in event_base_loop () from /usr/lib/libevent-2.1.so.6
#11 0x00007fec3c70cd39 in base::MessagePumpLibevent::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/message_loop/message_pump_libevent.cc:214
#12 0x00007fec3c6a2e6b in base::RunLoop::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/run_loop.cc:102
#13 base::RunLoop::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/run_loop.cc:85
#14 0x00007fec3c6d5fc4 in base::internal::ServiceThread::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/task_scheduler/service_thread.cc:60
#15 0x00007fec3c6d8608 in base::Thread::ThreadMain () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/thread.cc:337
#16 0x00007fec3c7091a1 in ThreadFunc () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:76
#17 0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#18 0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 5 (Thread 0x7fec225f4700 (LWP 2881)):
#0  0x00007fec4576c12b in __lll_lock_wait_private () from /usr/lib/libc.so.6
#1  0x00007fec4576df38 in __fprintf_chk () from /usr/lib/libc.so.6
#2  0x00007fec38e222f0 in event_logv_ () from /usr/lib/libevent-2.1.so.6
#3  0x00007fec38e224b7 in event_warn () from /usr/lib/libevent-2.1.so.6
#4  0x00007fec38e23ee2 in ?? () from /usr/lib/libevent-2.1.so.6
#5  0x00007fec38e19ac8 in event_base_loop () from /usr/lib/libevent-2.1.so.6
#6  0x00007fec3c70cd39 in base::MessagePumpLibevent::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/message_loop/message_pump_libevent.cc:214
#7  0x00007fec3c6a2e6b in base::RunLoop::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/run_loop.cc:102
#8  base::RunLoop::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/run_loop.cc:85
#9  0x00007fec3c6d8538 in base::Thread::Run () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/thread.cc:255
#10 base::Thread::ThreadMain () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/thread.cc:337
#11 0x00007fec3c7091a1 in ThreadFunc () at ./../../../../qtwebengine-everywhere-src-5.12.2/src/3rdparty/chromium/base/threading/platform_thread_posix.cc:76
#12 0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#13 0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 4 (Thread 0x7fec2906a700 (LWP 2878)):
#0  0x00007fec45753c21 in poll () from /usr/lib/libc.so.6
#1  0x00007fec41faa690 in ?? () from /usr/lib/libglib-2.0.so.0
#2  0x00007fec41faa77e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#3  0x00007fec45ca4cb4 in QEventDispatcherGlib::processEvents (this=0x7fec1c000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007fec45c4da8c in QEventLoop::exec (this=this@entry=0x7fec29069a30, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#5  0x00007fec45a91569 in QThread::exec (this=this@entry=0x7fec451e5080 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#6  0x00007fec45169ba6 in QDBusConnectionManager::run (this=0x7fec451e5080 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:178
#7  0x00007fec45a9296c in QThreadPrivate::start (arg=0x7fec451e5080 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:361
#8  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#9  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 3 (Thread 0x7fec2ad28700 (LWP 2877)):
#0  0x00007fec445afafc in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0
#1  0x00007fec2b334214 in ?? () from /usr/lib/dri/i965_dri.so
#2  0x00007fec2b333f38 in ?? () from /usr/lib/dri/i965_dri.so
#3  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#4  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 2 (Thread 0x7fec310d9700 (LWP 2876)):
#0  0x00007fec45753c21 in poll () from /usr/lib/libc.so.6
#1  0x00007fec447d4630 in ?? () from /usr/lib/libxcb.so.1
#2  0x00007fec447d62db in xcb_wait_for_event () from /usr/lib/libxcb.so.1
#3  0x00007fec31bef989 in QXcbEventQueue::run (this=0x5637334a1c20) at qxcbeventqueue.cpp:228
#4  0x00007fec45a9296c in QThreadPrivate::start (arg=0x5637334a1c20) at thread/qthread_unix.cpp:361
#5  0x00007fec445a9a9d in start_thread () from /usr/lib/libpthread.so.0
#6  0x00007fec4575eb23 in clone () from /usr/lib/libc.so.6

Thread 1 (Thread 0x7fec3214d380 (LWP 2875)):
[KCrash Handler]
#6  0x00007fec45125656 in KCModuleProxy::realModule() const () from /usr/lib/libKF5KCMUtils.so.5
#7  0x00007fec45122ebe in ?? () from /usr/lib/libKF5KCMUtils.so.5
#8  0x00007fec45123947 in ?? () from /usr/lib/libKF5KCMUtils.so.5
#9  0x00007fec45c7982c in QMetaObject::activate (sender=0x563733d49340, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3793
#10 0x00007fec44eb521c in KPageDialog::currentPageChanged(KPageWidgetItem*, KPageWidgetItem*) () from /usr/lib/libKF5WidgetsAddons.so.5
#11 0x00007fec45c79980 in QtPrivate::QSlotObjectBase::call (a=0x7fff806fd5b0, r=0x563733d49340, this=0x563738359580) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:394
#12 QMetaObject::activate (sender=0x563738316200, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3774
#13 0x00007fec44ea20ec in KPageWidget::currentPageChanged(KPageWidgetItem*, KPageWidgetItem*) () from /usr/lib/libKF5WidgetsAddons.so.5
#14 0x00007fec44ea22a8 in ?? () from /usr/lib/libKF5WidgetsAddons.so.5
#15 0x00007fec45c7982c in QMetaObject::activate (sender=0x563738316200, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3793
#16 0x00007fec44e9c6f8 in KPageView::currentPageChanged(QModelIndex const&, QModelIndex const&) () from /usr/lib/libKF5WidgetsAddons.so.5
#17 0x00007fec44e9db26 in ?? () from /usr/lib/libKF5WidgetsAddons.so.5
#18 0x00007fec45c7982c in QMetaObject::activate (sender=0x563738465160, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3793
#19 0x00007fec45c0e149 in QItemSelectionModel::selectionChanged (this=this@entry=0x563738465160, _t1=..., _t2=...) at .moc/moc_qitemselectionmodel.cpp:458
#20 0x00007fec45c13e0e in QItemSelectionModel::emitSelectionChanged (this=0x563738465160, newSelection=..., oldSelection=...) at itemmodels/qitemselectionmodel.cpp:1871
#21 0x00007fec45c17376 in QItemSelectionModel::select (this=0x563738465160, selection=..., command=...) at itemmodels/qitemselectionmodel.cpp:1338
#22 0x00007fec45c10ced in QItemSelectionModel::select (this=0x563738465160, index=..., command=...) at itemmodels/qitemselectionmodel.cpp:1188
#23 0x00007fec45c0e52d in QItemSelectionModel::setCurrentIndex (this=0x563738465160, index=..., command=...) at itemmodels/qitemselectionmodel.cpp:1413
#24 0x00007fec44e9cba0 in ?? () from /usr/lib/libKF5WidgetsAddons.so.5
#25 0x00007fec44e9d932 in ?? () from /usr/lib/libKF5WidgetsAddons.so.5
#26 0x00007fec45c7982c in QMetaObject::activate (sender=0x563738357c90, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3793
#27 0x00007fec45c00697 in QAbstractItemModel::layoutChanged (this=<optimized out>, _t1=..., _t2=<optimized out>) at .moc/moc_qabstractitemmodel.cpp:570
#28 0x00007fec44ea3dc4 in KPageWidgetModel::addPage(KPageWidgetItem*) () from /usr/lib/libKF5WidgetsAddons.so.5
#29 0x00007fec4514059b in ?? () from /usr/lib/libKF5KCMUtils.so.5
#30 0x00007fec451408e0 in ?? () from /usr/lib/libKF5KCMUtils.so.5
#31 0x00007fec45140e87 in ?? () from /usr/lib/libKF5KCMUtils.so.5
#32 0x00007fec451425e2 in KSettings::Dialog::showEvent(QShowEvent*) () from /usr/lib/libKF5KCMUtils.so.5
#33 0x00007fec46662c28 in QWidget::event (this=0x563733d49340, event=0x7fff806fe480) at kernel/qwidget.cpp:8955
#34 0x00007fec46621e24 in QApplicationPrivate::notify_helper (this=this@entry=0x5637334850f0, receiver=receiver@entry=0x563733d49340, e=e@entry=0x7fff806fe480) at kernel/qapplication.cpp:3736
#35 0x00007fec466295f1 in QApplication::notify (this=0x7fff806ff780, receiver=0x563733d49340, e=0x7fff806fe480) at kernel/qapplication.cpp:3483
#36 0x00007fec45c4edf9 in QCoreApplication::notifyInternal2 (receiver=0x563733d49340, event=0x7fff806fe480) at ../../include/QtCore/5.12.2/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:322
#37 0x00007fec4665f4a8 in QWidgetPrivate::show_helper (this=this@entry=0x563738447e80) at kernel/qwidget.cpp:8072
#38 0x00007fec46662775 in QWidgetPrivate::setVisible (this=0x563738447e80, visible=<optimized out>) at kernel/qwidget.cpp:8376
#39 0x00007fec46662a45 in QWidget::setVisible (this=this@entry=0x563733d49340, visible=visible@entry=true) at kernel/qwidget.cpp:8308
#40 0x00007fec4681b22d in QDialog::setVisible (this=0x563733d49340, visible=<optimized out>) at dialogs/qdialog.cpp:767
#41 0x00007fec46e7ea75 in Kontact::MainWindow::slotPreferences() () from /usr/lib/libkontactprivate.so.5
#42 0x00007fec45c79980 in QtPrivate::QSlotObjectBase::call (a=0x7fff806fe750, r=0x56373386d8f0, this=0x5637339fc130) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:394
#43 QMetaObject::activate (sender=0x563733a232b0, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3774
#44 0x00007fec4661b633 in QAction::triggered (this=this@entry=0x563733a232b0, _t1=<optimized out>) at .moc/moc_qaction.cpp:380
#45 0x00007fec4661dd1a in QAction::activate (this=0x563733a232b0, event=<optimized out>) at kernel/qaction.cpp:1166
#46 0x00007fec467989cd in QMenuPrivate::activateCausedStack (this=this@entry=0x5637339aee70, causedStack=..., action=action@entry=0x563733a232b0, action_e=action_e@entry=QAction::Trigger, self=self@entry=true) at widgets/qmenu.cpp:1354
#47 0x00007fec467a01b2 in QMenuPrivate::activateAction (this=this@entry=0x5637339aee70, action=action@entry=0x563733a232b0, action_e=action_e@entry=QAction::Trigger, self=self@entry=true) at widgets/qmenu.cpp:1431
#48 0x00007fec467a11dc in QMenu::mouseReleaseEvent (this=<optimized out>, e=0x7fff806fee10) at widgets/qmenu.cpp:2924
#49 0x00007fec46662c28 in QWidget::event (this=this@entry=0x563733a18190, event=event@entry=0x7fff806fee10) at kernel/qwidget.cpp:8955
#50 0x00007fec467a388c in QMenu::event (this=0x563733a18190, e=0x7fff806fee10) at widgets/qmenu.cpp:3046
#51 0x00007fec46621e24 in QApplicationPrivate::notify_helper (this=this@entry=0x5637334850f0, receiver=receiver@entry=0x563733a18190, e=e@entry=0x7fff806fee10) at kernel/qapplication.cpp:3736
#52 0x00007fec46629839 in QApplication::notify (this=<optimized out>, receiver=0x563733a18190, e=0x7fff806fee10) at kernel/qapplication.cpp:3197
#53 0x00007fec45c4edf9 in QCoreApplication::notifyInternal2 (receiver=0x563733a18190, event=0x7fff806fee10) at ../../include/QtCore/5.12.2/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:322
#54 0x00007fec46628b18 in QApplicationPrivate::sendMouseEvent (receiver=0x563733a18190, event=event@entry=0x7fff806fee10, alienWidget=0x0, nativeWidget=0x563733a18190, buttonDown=buttonDown@entry=0x7fec46b36330 <qt_button_down>, lastMouseReceiver=..., spontaneous=true, onlyDispatchEnterLeave=false) at kernel/qapplication.cpp:2683
#55 0x00007fec4667e8ab in QWidgetWindow::handleMouseEvent (this=0x563733b482f0, event=0x7fff806ff290) at /usr/include/c++/8.2.1/bits/atomic_base.h:390
#56 0x00007fec46681047 in QWidgetWindow::event (event=0x7fff806ff290, this=0x563733b482f0) at kernel/qwidgetwindow.cpp:281
#57 QWidgetWindow::event (this=0x563733b482f0, event=0x7fff806ff290) at kernel/qwidgetwindow.cpp:224
#58 0x00007fec46621e24 in QApplicationPrivate::notify_helper (this=this@entry=0x5637334850f0, receiver=receiver@entry=0x563733b482f0, e=e@entry=0x7fff806ff290) at kernel/qapplication.cpp:3736
#59 0x00007fec466295f1 in QApplication::notify (this=0x7fff806ff780, receiver=0x563733b482f0, e=0x7fff806ff290) at kernel/qapplication.cpp:3483
#60 0x00007fec45c4edf9 in QCoreApplication::notifyInternal2 (receiver=0x563733b482f0, event=0x7fff806ff290) at ../../include/QtCore/5.12.2/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:322
#61 0x00007fec46026aae in QGuiApplicationPrivate::processMouseEvent (e=0x563733ccf660) at kernel/qguiapplication.cpp:2102
#62 0x00007fec46027f16 in QGuiApplicationPrivate::processWindowSystemEvent (e=e@entry=0x563733ccf660) at kernel/qguiapplication.cpp:1837
#63 0x00007fec4600175c in QWindowSystemInterface::sendWindowSystemEvents (flags=flags@entry=...) at kernel/qwindowsysteminterface.cpp:1071
#64 0x00007fec31bf09ac in xcbSourceDispatch (source=<optimized out>) at qxcbeventdispatcher.cpp:105
#65 0x00007fec41fa87bf in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#66 0x00007fec41faa739 in ?? () from /usr/lib/libglib-2.0.so.0
#67 0x00007fec41faa77e in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#68 0x00007fec45ca4c99 in QEventDispatcherGlib::processEvents (this=0x5637334e95d0, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#69 0x00007fec45c4da8c in QEventLoop::exec (this=this@entry=0x7fff806ff650, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
#70 0x00007fec45c55de6 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:120
#71 0x000056373221c189 in ?? ()
#72 0x00007fec45687223 in __libc_start_main () from /usr/lib/libc.so.6
#73 0x000056373221c8be in _start ()
[Inferior 1 (process 2875) detached]

The reporter indicates this bug may be a duplicate of or related to bug 405440.

Possible duplicates by query: bug 405440, bug 405426.

Reported using DrKonqi