Bug 390544

Summary: Kontact (kontact), signal: Segmentation fault - QAbstractItemModelPrivate::removePersistentIndexData(QPersistentModelIndexData*)
Product: [Applications] kontact Reporter: Don Curtis <bugrprt21882>
Component: generalAssignee: kdepim bugs <kdepim-bugs>
Status: RESOLVED DOWNSTREAM    
Severity: crash Keywords: drkonqi
Priority: NOR    
Version: 5.5.2   
Target Milestone: ---   
Platform: openSUSE   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:

Description Don Curtis 2018-02-16 09:02:46 UTC 
Application: kontact (5.5.2)

Qt Version: 5.6.2
Frameworks Version: 5.32.0
Operating System: Linux 4.4.114-42-default x86_64
Distribution: "openSUSE Leap 42.3"

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

Cleaning up the list of people required to attend a meeting; first deleted the list of attendees, and then selected a new list from the KAddressbook, and then pressed "Apply".

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fa27f800780 (LWP 5582))]

Thread 30 (Thread 0x7fa1425ea700 (LWP 5663)):
#0  0x00007fa2781710cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fa26f91c5d9 in base::SequencedWorkerPool::Inner::ThreadLoop(base::SequencedWorkerPool::Worker*) () at /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fa26f91cd9d in base::SequencedWorkerPool::Worker::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fa26f91d5c0 in base::SimpleThread::ThreadMain() () at /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fa26f91a31e in base::(anonymous namespace)::ThreadFunc(void*) () at /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#6  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 29 (Thread 0x7fa142deb700 (LWP 5636)):
#0  0x00007fa2775618b4 in g_mutex_unlock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007fa27751f3d0 in g_main_context_acquire () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fa2775201d5 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fa27752042c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007fa27cd461ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fa27ccf3bfb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007fa27cb2ef5a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007fa27cb33a29 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#9  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 28 (Thread 0x7fa143fff700 (LWP 5633)):
#0  0x00007fa2775618b4 in g_mutex_unlock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007fa27751fc09 in g_main_context_query () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fa27752027f in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fa27752042c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007fa27cd461ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fa27ccf3bfb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007fa27cb2ef5a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007fa27cb33a29 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#9  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 27 (Thread 0x7fa148e1b700 (LWP 5630)):
#0  0x00007fa2775618b4 in g_mutex_unlock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007fa27751fd99 in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fa2775202a8 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fa27752042c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007fa27cd461ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fa27ccf3bfb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007fa27cb2ef5a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007fa27cb33a29 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#9  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 26 (Thread 0x7fa15d442700 (LWP 5617)):
#0  0x00007fa2775618b4 in g_mutex_unlock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007fa27751f3d0 in g_main_context_acquire () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fa2775201d5 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fa27752042c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007fa27cd461ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fa27ccf3bfb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007fa27cb2ef5a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007fa27cb33a29 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#9  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 25 (Thread 0x7fa15dc43700 (LWP 5616)):
#0  0x00007ffd10d87aba in clock_gettime ()
#1  0x00007fa27c22a6e6 in clock_gettime () at /lib64/libc.so.6
#2  0x00007fa27cbdea46 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007fa27cd44809 in QTimerInfoList::updateCurrentTime() () at /usr/lib64/libQt5Core.so.5
#4  0x00007fa27cd44d85 in QTimerInfoList::timerWait(timespec&) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fa27cd45f7e in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007fa27751f95d in g_main_context_prepare () at /usr/lib64/libglib-2.0.so.0
#7  0x00007fa277520230 in  () at /usr/lib64/libglib-2.0.so.0
#8  0x00007fa27752042c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#9  0x00007fa27cd461ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#10 0x00007fa27ccf3bfb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#11 0x00007fa27cb2ef5a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#12 0x00007fa27cb33a29 in  () at /usr/lib64/libQt5Core.so.5
#13 0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#14 0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 24 (Thread 0x7fa15eacb700 (LWP 5615)):
#0  0x00007fa2775202a0 in  () at /usr/lib64/libglib-2.0.so.0
#1  0x00007fa27752042c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fa27cd461ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#3  0x00007fa27ccf3bfb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007fa27cb2ef5a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#5  0x00007fa27cb33a29 in  () at /usr/lib64/libQt5Core.so.5
#6  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#7  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 23 (Thread 0x7fa219d5a700 (LWP 5613)):
#0  0x00007fa2781710cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fa269d4f93b in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007fa269d4f969 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#4  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 22 (Thread 0x7fa21a55b700 (LWP 5612)):
#0  0x00007fa2781710cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fa26f91c5d9 in base::SequencedWorkerPool::Inner::ThreadLoop(base::SequencedWorkerPool::Worker*) () at /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fa26f91cd9d in base::SequencedWorkerPool::Worker::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fa26f91d5c0 in base::SimpleThread::ThreadMain() () at /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fa26f91a31e in base::(anonymous namespace)::ThreadFunc(void*) () at /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#6  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 21 (Thread 0x7fa21affd700 (LWP 5607)):
#0  0x00007fa2781710cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fa26f778160 in mojo::system::Waiter::Wait(unsigned long, unsigned int*) () at /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fa26f765c0b in mojo::system::Core::WaitManyInternal(unsigned int const*, unsigned int const*, unsigned int, unsigned long, unsigned int*, mojo::system::HandleSignalsState*) () at /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fa26f765e85 in mojo::system::Core::WaitMany(mojo::system::UserPointer<unsigned int const>, mojo::system::UserPointer<unsigned int const>, unsigned int, unsigned long, mojo::system::UserPointer<unsigned int>, mojo::system::UserPointer<MojoHandleSignalsState>) () at /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fa26f762777 in MojoWaitMany () at /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fa270f0ca4a in mojo::common::MessagePumpMojo::DoInternalWork(mojo::common::MessagePumpMojo::RunState const&, bool) () at /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fa270f0cd61 in mojo::common::MessagePumpMojo::DoRunLoop(mojo::common::MessagePumpMojo::RunState*, base::MessagePump::Delegate*) () at /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fa270f0ce52 in mojo::common::MessagePumpMojo::Run(base::MessagePump::Delegate*) () at /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fa26f906062 in base::RunLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fa26f8f1b05 in base::MessageLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fa26f91d940 in base::Thread::ThreadMain() () at /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007fa26f91a31e in base::(anonymous namespace)::ThreadFunc(void*) () at /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#13 0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 20 (Thread 0x7fa21b7fe700 (LWP 5606)):
#0  0x00007fa2781710cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fa26f91c5d9 in base::SequencedWorkerPool::Inner::ThreadLoop(base::SequencedWorkerPool::Worker*) () at /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fa26f91cd9d in base::SequencedWorkerPool::Worker::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fa26f91d5c0 in base::SimpleThread::ThreadMain() () at /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fa26f91a31e in base::(anonymous namespace)::ThreadFunc(void*) () at /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#6  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 19 (Thread 0x7fa220ff9700 (LWP 5605)):
#0  0x00007fa256183c1e in pa_fdsem_before_poll () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so
#1  0x00007fa25619b857 in  () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so
#2  0x00007fa256a31a14 in pa_mainloop_dispatch () at /usr/lib64/libpulse.so.0
#3  0x00007fa256a31dea in pa_mainloop_iterate () at /usr/lib64/libpulse.so.0
#4  0x00007fa256a31e90 in pa_mainloop_run () at /usr/lib64/libpulse.so.0
#5  0x00007fa256a40006 in  () at /usr/lib64/libpulse.so.0
#6  0x00007fa2561ab408 in  () at /usr/lib64/pulseaudio/libpulsecommon-9.0.so
#7  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#8  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 18 (Thread 0x7fa2217fa700 (LWP 5604)):
#0  0x00007fa2781710cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fa26f91310f in base::WaitableEvent::TimedWait(base::TimeDelta const&) () at /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fa26f9131e4 in base::WaitableEvent::Wait() () at /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fa26f8f5a7b in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fa26f906062 in base::RunLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fa26f8f1b05 in base::MessageLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fa26f91d940 in base::Thread::ThreadMain() () at /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fa26f91a31e in base::(anonymous namespace)::ThreadFunc(void*) () at /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#9  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 17 (Thread 0x7fa221ffb700 (LWP 5603)):
#0  0x00007fa2781710cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fa26f318dc9 in cc::TaskGraphRunner::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fa26f91d5c0 in base::SimpleThread::ThreadMain() () at /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fa26f91a31e in base::(anonymous namespace)::ThreadFunc(void*) () at /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#5  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 16 (Thread 0x7fa2227fc700 (LWP 5602)):
#0  0x00007fa2781710cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fa26f91310f in base::WaitableEvent::TimedWait(base::TimeDelta const&) () at /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fa26f9131e4 in base::WaitableEvent::Wait() () at /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fa26f8f5a7b in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fa26f906062 in base::RunLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fa26f8f1b05 in base::MessageLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fa26f91d940 in base::Thread::ThreadMain() () at /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fa26f91a31e in base::(anonymous namespace)::ThreadFunc(void*) () at /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#9  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 15 (Thread 0x7fa222ffd700 (LWP 5601)):
#0  0x00007fa27c22a01b in __lll_lock_wait_private () at /lib64/libc.so.6
#1  0x00007fa27c22bbb6 in __fprintf_chk () at /lib64/libc.so.6
#2  0x00007fa268424fbf in fprintf (__fmt=0x7fa26843c7b1 "[%s] %s\n", __stream=<optimized out>) at /usr/include/bits/stdio2.h:97
#3  0x00007fa268424fbf in event_log (msg=0x7fa222ffc400 "epoll_wait: Ung\303\274ltiger Dateideskriptor", severity=2) at log.c:222
#4  0x00007fa268424fbf in _warn_helper (severity=severity@entry=2, errstr=0x7fa25f2f3eb7 "Ung\303\274ltiger Dateideskriptor", fmt=fmt@entry=0x7fa26843cf8a "epoll_wait", ap=ap@entry=0x7fa222ffc838) at log.c:187
#5  0x00007fa268425197 in event_warn (fmt=fmt@entry=0x7fa26843cf8a "epoll_wait") at log.c:101
#6  0x00007fa268429448 in epoll_dispatch (base=0x7fa210001950, tv=<optimized out>) at epoll.c:413
#7  0x00007fa268415457 in event_base_loop (base=0x7fa210001950, flags=1) at event.c:1607
#8  0x00007fa26f8d2d31 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fa26f906062 in base::RunLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fa26f8f1b05 in base::MessageLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007fa26efab0e5 in content::BrowserThreadImpl::IOThreadRun(base::MessageLoop*) () at /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00007fa26efab1fb in content::BrowserThreadImpl::Run(base::MessageLoop*) () at /usr/lib64/libQt5WebEngineCore.so.5
#13 0x00007fa26f91d940 in base::Thread::ThreadMain() () at /usr/lib64/libQt5WebEngineCore.so.5
#14 0x00007fa26f91a31e in base::(anonymous namespace)::ThreadFunc(void*) () at /usr/lib64/libQt5WebEngineCore.so.5
#15 0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#16 0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 14 (Thread 0x7fa2237fe700 (LWP 5600)):
#0  0x00007fa27c22a01b in __lll_lock_wait_private () at /lib64/libc.so.6
#1  0x00007fa27c22bbb6 in __fprintf_chk () at /lib64/libc.so.6
#2  0x00007fa268424fbf in fprintf (__fmt=0x7fa26843c7b1 "[%s] %s\n", __stream=<optimized out>) at /usr/include/bits/stdio2.h:97
#3  0x00007fa268424fbf in event_log (msg=0x7fa2237fd400 "epoll_wait: Ung\303\274ltiger Dateideskriptor", severity=2) at log.c:222
#4  0x00007fa268424fbf in _warn_helper (severity=severity@entry=2, errstr=0x7fa25f2f3eb7 "Ung\303\274ltiger Dateideskriptor", fmt=fmt@entry=0x7fa26843cf8a "epoll_wait", ap=ap@entry=0x7fa2237fd838) at log.c:187
#5  0x00007fa268425197 in event_warn (fmt=fmt@entry=0x7fa26843cf8a "epoll_wait") at log.c:101
#6  0x00007fa268429448 in epoll_dispatch (base=0x7fa20c001960, tv=<optimized out>) at epoll.c:413
#7  0x00007fa268415457 in event_base_loop (base=0x7fa20c001960, flags=2) at event.c:1607
#8  0x00007fa26f8d2c9e in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fa26f906062 in base::RunLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fa26f8f1b05 in base::MessageLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007fa26efab065 in content::BrowserThreadImpl::CacheThreadRun(base::MessageLoop*) () at /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00007fa26efab25b in content::BrowserThreadImpl::Run(base::MessageLoop*) () at /usr/lib64/libQt5WebEngineCore.so.5
#13 0x00007fa26f91d940 in base::Thread::ThreadMain() () at /usr/lib64/libQt5WebEngineCore.so.5
#14 0x00007fa26f91a31e in base::(anonymous namespace)::ThreadFunc(void*) () at /usr/lib64/libQt5WebEngineCore.so.5
#15 0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#16 0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 13 (Thread 0x7fa21bfff700 (LWP 5599)):
#0  0x00007fa2781710cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fa26f91310f in base::WaitableEvent::TimedWait(base::TimeDelta const&) () at /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fa26f9131e4 in base::WaitableEvent::Wait() () at /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fa26f8f5a7b in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fa26f906062 in base::RunLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fa26f8f1b05 in base::MessageLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fa26efaafe5 in content::BrowserThreadImpl::ProcessLauncherThreadRun(base::MessageLoop*) () at /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fa26efab24b in content::BrowserThreadImpl::Run(base::MessageLoop*) () at /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fa26f91d940 in base::Thread::ThreadMain() () at /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fa26f91a31e in base::(anonymous namespace)::ThreadFunc(void*) () at /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#11 0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7fa223fff700 (LWP 5598)):
#0  0x00007fa2781710cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fa26f91310f in base::WaitableEvent::TimedWait(base::TimeDelta const&) () at /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fa26f9131e4 in base::WaitableEvent::Wait() () at /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fa26f8f5a7b in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fa26f906062 in base::RunLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fa26f8f1b05 in base::MessageLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fa26efaaf65 in content::BrowserThreadImpl::FileUserBlockingThreadRun(base::MessageLoop*) () at /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fa26efab23b in content::BrowserThreadImpl::Run(base::MessageLoop*) () at /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fa26f91d940 in base::Thread::ThreadMain() () at /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fa26f91a31e in base::(anonymous namespace)::ThreadFunc(void*) () at /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#11 0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7fa240975700 (LWP 5597)):
#0  0x00007fa27c22a01b in __lll_lock_wait_private () at /lib64/libc.so.6
#1  0x00007fa27c22bbb6 in __fprintf_chk () at /lib64/libc.so.6
#2  0x00007fa268424fbf in fprintf (__fmt=0x7fa26843c7b1 "[%s] %s\n", __stream=<optimized out>) at /usr/include/bits/stdio2.h:97
#3  0x00007fa268424fbf in event_log (msg=0x7fa240974400 "epoll_wait: Ung\303\274ltiger Dateideskriptor", severity=2) at log.c:222
#4  0x00007fa268424fbf in _warn_helper (severity=severity@entry=2, errstr=0x7fa25f2f3eb7 "Ung\303\274ltiger Dateideskriptor", fmt=fmt@entry=0x7fa26843cf8a "epoll_wait", ap=ap@entry=0x7fa240974838) at log.c:187
#5  0x00007fa268425197 in event_warn (fmt=fmt@entry=0x7fa26843cf8a "epoll_wait") at log.c:101
#6  0x00007fa268429448 in epoll_dispatch (base=0x7fa228001960, tv=<optimized out>) at epoll.c:413
#7  0x00007fa268415457 in event_base_loop (base=0x7fa228001960, flags=1) at event.c:1607
#8  0x00007fa26f8d2d31 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fa26f906062 in base::RunLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fa26f8f1b05 in base::MessageLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#11 0x00007fa26efaaee5 in content::BrowserThreadImpl::FileThreadRun(base::MessageLoop*) () at /usr/lib64/libQt5WebEngineCore.so.5
#12 0x00007fa26efab22b in content::BrowserThreadImpl::Run(base::MessageLoop*) () at /usr/lib64/libQt5WebEngineCore.so.5
#13 0x00007fa26f91d940 in base::Thread::ThreadMain() () at /usr/lib64/libQt5WebEngineCore.so.5
#14 0x00007fa26f91a31e in base::(anonymous namespace)::ThreadFunc(void*) () at /usr/lib64/libQt5WebEngineCore.so.5
#15 0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#16 0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7fa241176700 (LWP 5596)):
#0  0x00007fa2781710cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fa26f91310f in base::WaitableEvent::TimedWait(base::TimeDelta const&) () at /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fa26f9131e4 in base::WaitableEvent::Wait() () at /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fa26f8f5a7b in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fa26f906062 in base::RunLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fa26f8f1b05 in base::MessageLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fa26efaae65 in content::BrowserThreadImpl::DBThreadRun(base::MessageLoop*) () at /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fa26efab21b in content::BrowserThreadImpl::Run(base::MessageLoop*) () at /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fa26f91d940 in base::Thread::ThreadMain() () at /usr/lib64/libQt5WebEngineCore.so.5
#9  0x00007fa26f91a31e in base::(anonymous namespace)::ThreadFunc(void*) () at /usr/lib64/libQt5WebEngineCore.so.5
#10 0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#11 0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7fa242979700 (LWP 5593)):
#0  0x00007fa2781710cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fa26f91310f in base::WaitableEvent::TimedWait(base::TimeDelta const&) () at /usr/lib64/libQt5WebEngineCore.so.5
#2  0x00007fa26f9131e4 in base::WaitableEvent::Wait() () at /usr/lib64/libQt5WebEngineCore.so.5
#3  0x00007fa26f8f5a7b in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () at /usr/lib64/libQt5WebEngineCore.so.5
#4  0x00007fa26f906062 in base::RunLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#5  0x00007fa26f8f1b05 in base::MessageLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#6  0x00007fa26f91d940 in base::Thread::ThreadMain() () at /usr/lib64/libQt5WebEngineCore.so.5
#7  0x00007fa26f91a31e in base::(anonymous namespace)::ThreadFunc(void*) () at /usr/lib64/libQt5WebEngineCore.so.5
#8  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#9  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7fa24317a700 (LWP 5592)):
#0  0x00007fa27c21145d in write () at /lib64/libc.so.6
#1  0x00007fa27c1a7840 in _IO_new_file_write () at /lib64/libc.so.6
#2  0x00007fa27c1a6e63 in new_do_write () at /lib64/libc.so.6
#3  0x00007fa27c1a7e46 in __GI__IO_file_xsputn () at /lib64/libc.so.6
#4  0x00007fa27c17eb1b in buffered_vfprintf () at /lib64/libc.so.6
#5  0x00007fa27c17be8e in vfprintf () at /lib64/libc.so.6
#6  0x00007fa27c22bc13 in __fprintf_chk () at /lib64/libc.so.6
#7  0x00007fa268424fbf in fprintf (__fmt=0x7fa26843c7b1 "[%s] %s\n", __stream=<optimized out>) at /usr/include/bits/stdio2.h:97
#8  0x00007fa268424fbf in event_log (msg=0x7fa243179750 "epoll_wait: Ung\303\274ltiger Dateideskriptor", severity=2) at log.c:222
#9  0x00007fa268424fbf in _warn_helper (severity=severity@entry=2, errstr=0x7fa25f2f3eb7 "Ung\303\274ltiger Dateideskriptor", fmt=fmt@entry=0x7fa26843cf8a "epoll_wait", ap=ap@entry=0x7fa243179b88) at log.c:187
#10 0x00007fa268425197 in event_warn (fmt=fmt@entry=0x7fa26843cf8a "epoll_wait") at log.c:101
#11 0x00007fa268429448 in epoll_dispatch (base=0x7fa234001960, tv=<optimized out>) at epoll.c:413
#12 0x00007fa268415457 in event_base_loop (base=0x7fa234001960, flags=2) at event.c:1607
#13 0x00007fa26f8d2c9e in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at /usr/lib64/libQt5WebEngineCore.so.5
#14 0x00007fa26f906062 in base::RunLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#15 0x00007fa26f8f1b05 in base::MessageLoop::Run() () at /usr/lib64/libQt5WebEngineCore.so.5
#16 0x00007fa26f91d940 in base::Thread::ThreadMain() () at /usr/lib64/libQt5WebEngineCore.so.5
#17 0x00007fa26f91a31e in base::(anonymous namespace)::ThreadFunc(void*) () at /usr/lib64/libQt5WebEngineCore.so.5
#18 0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#19 0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7fa24a19b700 (LWP 5589)):
#0  0x00007fa2775618b4 in g_mutex_unlock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007fa277520309 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007fa27752042c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007fa27cd461ab in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007fa27ccf3bfb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007fa27cb2ef5a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007fa27b43b295 in  () at /usr/lib64/libQt5DBus.so.5
#7  0x00007fa27cb33a29 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#9  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7fa24b138700 (LWP 5588)):
#0  0x00007fa2781710cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fa25474ab4b in  () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007fa25474a8c7 in  () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#4  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7fa24b939700 (LWP 5587)):
#0  0x00007fa2781710cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fa25474ab4b in  () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007fa25474a8c7 in  () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#4  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7fa24c13a700 (LWP 5586)):
#0  0x00007fa2781710cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fa25474ab4b in  () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007fa25474a8c7 in  () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#4  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7fa24c93b700 (LWP 5585)):
#0  0x00007fa2781710cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fa25474ab4b in  () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007fa25474a8c7 in  () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#4  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7fa24d37b700 (LWP 5584)):
#0  0x00007fa2781710cf in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007fa25474ab4b in  () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007fa25474a8c7 in  () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007fa27816c724 in start_thread () at /lib64/libpthread.so.0
#4  0x00007fa27c21dc1d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7fa27f800780 (LWP 5582)):
[KCrash Handler]
#6  0x00007fa27cca3348 in QAbstractItemModelPrivate::removePersistentIndexData(QPersistentModelIndexData*) () at /usr/lib64/libQt5Core.so.5
#7  0x00007fa27cca3790 in QPersistentModelIndex::~QPersistentModelIndex() () at /usr/lib64/libQt5Core.so.5
#8  0x00007fa27ccb5f23 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007fa27cd27cc6 in QObject::~QObject() () at /usr/lib64/libQt5Core.so.5
#10 0x00007fa27ccabf69 in QItemSelectionModel::~QItemSelectionModel() () at /usr/lib64/libQt5Core.so.5
#11 0x00007fa27cd1e6c5 in QObjectPrivate::deleteChildren() () at /usr/lib64/libQt5Core.so.5
#12 0x00007fa27da35b2f in QWidget::~QWidget() () at /usr/lib64/libQt5Widgets.so.5
#13 0x00007fa27dc6e959 in QTableView::~QTableView() () at /usr/lib64/libQt5Widgets.so.5
#14 0x00007fa27cd1e6c5 in QObjectPrivate::deleteChildren() () at /usr/lib64/libQt5Core.so.5
#15 0x00007fa27da35b2f in QWidget::~QWidget() () at /usr/lib64/libQt5Widgets.so.5
#16 0x00007fa27da35d89 in QWidget::~QWidget() () at /usr/lib64/libQt5Widgets.so.5
#17 0x00007fa27cd1e6c5 in QObjectPrivate::deleteChildren() () at /usr/lib64/libQt5Core.so.5
#18 0x00007fa27da35b2f in QWidget::~QWidget() () at /usr/lib64/libQt5Widgets.so.5
#19 0x00007fa27db8ff29 in QStackedWidget::~QStackedWidget() () at /usr/lib64/libQt5Widgets.so.5
#20 0x00007fa27cd1e6c5 in QObjectPrivate::deleteChildren() () at /usr/lib64/libQt5Core.so.5
#21 0x00007fa27da35b2f in QWidget::~QWidget() () at /usr/lib64/libQt5Widgets.so.5
#22 0x00007fa27db9e709 in QTabWidget::~QTabWidget() () at /usr/lib64/libQt5Widgets.so.5
#23 0x00007fa27cd1e6c5 in QObjectPrivate::deleteChildren() () at /usr/lib64/libQt5Core.so.5
#24 0x00007fa27da35b2f in QWidget::~QWidget() () at /usr/lib64/libQt5Widgets.so.5
#25 0x00007fa14a942509 in IncidenceEditorNG::IncidenceDialog::~IncidenceDialog() () at /usr/lib64/libKF5IncidenceEditor.so.5
#26 0x00007fa27cd20e70 in QObject::event(QEvent*) () at /usr/lib64/libQt5Core.so.5
#27 0x00007fa27da39e9b in QWidget::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#28 0x00007fa27d9f828c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#29 0x00007fa27d9fc8ea in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#30 0x00007fa27ccf5be5 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#31 0x00007fa27ccf79ca in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
#32 0x00007fa27cd46b03 in  () at /usr/lib64/libQt5Core.so.5
#33 0x00007fa277520134 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#34 0x00007fa277520388 in  () at /usr/lib64/libglib-2.0.so.0
#35 0x00007fa27752042c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#36 0x00007fa27cd4618c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#37 0x00007fa27ccf3bfb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#38 0x00007fa27ccfbae6 in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#39 0x000000000040474b in main(int, char**) (argc=1, argv=0x7ffd10cab508) at /usr/src/debug/kontact-17.04.2/src/main.cpp:227

Reported using DrKonqi
Comment 1 Don Curtis 2019-07-18 08:24:09 UTC 
With openSUSE Leap 15.1 possibly no longer an issue.

kontact 5.10.3
Qt: 5.9.7
KDE Frameworks: 5.55.0