Application: plasmashell (5.12.6)

Qt Version: 5.10.1
Frameworks Version: 5.47.0
Operating System: Linux 4.17.5-200.fc28.x86_64 x86_64
Distribution: "Fedora release 28 (Twenty Eight)"

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

Edit item's visibility on system tray.
When click "Accept", plasma closes and start seconds later

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7ff4be929940 (LWP 1358))]

Thread 19 (Thread 0x7ff3b3df7700 (LWP 2790)):
#0  0x00007ff4b8843014 in read () at /lib64/libc.so.6
#1  0x00007ff4adae7ca5 in pa_read () at /usr/lib64/pulseaudio/libpulsecommon-12.0.so
#2  0x00007ff4ae414fe6 in pa_mainloop_prepare () at /lib64/libpulse.so.0
#3  0x00007ff4ae415a54 in pa_mainloop_iterate () at /lib64/libpulse.so.0
#4  0x00007ff4ae415b10 in pa_mainloop_run () at /lib64/libpulse.so.0
#5  0x00007ff4ae423d7d in thread () at /lib64/libpulse.so.0
#6  0x00007ff4adb179ac in internal_thread_func () at /usr/lib64/pulseaudio/libpulsecommon-12.0.so
#7  0x00007ff4b7b87594 in start_thread () at /lib64/libpthread.so.0
#8  0x00007ff4b885202f in clone () at /lib64/libc.so.6

Thread 18 (Thread 0x7ff3b154c700 (LWP 2687)):
#0  0x00007ff4b7b8d52c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007ff4b952083b in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007ff3e1b7d730 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /lib64/libKF5ThreadWeaver.so.5
#3  0x00007ff3e1b8186c in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#4  0x00007ff3e1b7c7c1 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#5  0x00007ff3e1b818ca in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#6  0x00007ff3e1b7c7c1 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#7  0x00007ff3e1b818ca in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#8  0x00007ff3e1b7c7c1 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#9  0x00007ff3e1b818ca in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#10 0x00007ff3e1b7c7c1 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#11 0x00007ff3e1b7f751 in ThreadWeaver::Thread::run() () at /lib64/libKF5ThreadWeaver.so.5
#12 0x00007ff4b952011d in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#13 0x00007ff4b7b87594 in start_thread () at /lib64/libpthread.so.0
#14 0x00007ff4b885202f in clone () at /lib64/libc.so.6

Thread 17 (Thread 0x7ff3b1d4d700 (LWP 2686)):
#0  0x00007ff4b7b8d52c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007ff4b952083b in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007ff3e1b7d730 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /lib64/libKF5ThreadWeaver.so.5
#3  0x00007ff3e1b8186c in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#4  0x00007ff3e1b7c7c1 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#5  0x00007ff3e1b818ca in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#6  0x00007ff3e1b7c7c1 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#7  0x00007ff3e1b7f751 in ThreadWeaver::Thread::run() () at /lib64/libKF5ThreadWeaver.so.5
#8  0x00007ff4b952011d in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#9  0x00007ff4b7b87594 in start_thread () at /lib64/libpthread.so.0
#10 0x00007ff4b885202f in clone () at /lib64/libc.so.6

Thread 16 (Thread 0x7ff3b254e700 (LWP 2685)):
#0  0x00007ff4b7b8d52c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007ff4b952083b in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007ff3e1b7d730 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /lib64/libKF5ThreadWeaver.so.5
#3  0x00007ff3e1b8186c in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#4  0x00007ff3e1b7c7c1 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#5  0x00007ff3e1b818ca in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#6  0x00007ff3e1b7c7c1 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#7  0x00007ff3e1b7f751 in ThreadWeaver::Thread::run() () at /lib64/libKF5ThreadWeaver.so.5
#8  0x00007ff4b952011d in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#9  0x00007ff4b7b87594 in start_thread () at /lib64/libpthread.so.0
#10 0x00007ff4b885202f in clone () at /lib64/libc.so.6

Thread 15 (Thread 0x7ff3b2d4f700 (LWP 2684)):
#0  0x00007ff4b7b8d52c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007ff4b952083b in QWaitCondition::wait(QMutex*, unsigned long) () at /lib64/libQt5Core.so.5
#2  0x00007ff3e1b7d730 in ThreadWeaver::Weaver::takeFirstAvailableJobOrSuspendOrWait(ThreadWeaver::Thread*, bool, bool, bool) () at /lib64/libKF5ThreadWeaver.so.5
#3  0x00007ff3e1b8186c in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#4  0x00007ff3e1b7c7c1 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#5  0x00007ff3e1b818ca in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#6  0x00007ff3e1b7c7c1 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#7  0x00007ff3e1b818ca in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#8  0x00007ff3e1b7c7c1 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#9  0x00007ff3e1b818ca in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#10 0x00007ff3e1b7c7c1 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#11 0x00007ff3e1b818ca in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#12 0x00007ff3e1b7c7c1 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#13 0x00007ff3e1b818ca in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#14 0x00007ff3e1b7c7c1 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#15 0x00007ff3e1b818ca in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#16 0x00007ff3e1b7c7c1 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#17 0x00007ff3e1b818ca in ThreadWeaver::WorkingHardState::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#18 0x00007ff3e1b7c7c1 in ThreadWeaver::Weaver::applyForWork(ThreadWeaver::Thread*, bool) () at /lib64/libKF5ThreadWeaver.so.5
#19 0x00007ff3e1b7f751 in ThreadWeaver::Thread::run() () at /lib64/libKF5ThreadWeaver.so.5
#20 0x00007ff4b952011d in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#21 0x00007ff4b7b87594 in start_thread () at /lib64/libpthread.so.0
#22 0x00007ff4b885202f in clone () at /lib64/libc.so.6

Thread 14 (Thread 0x7ff3b938f700 (LWP 1977)):
#0  0x00007ff4b10bb4b8 in g_mutex_unlock () at /lib64/libglib-2.0.so.0
#1  0x00007ff4b1074bdb in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007ff4b1074d10 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007ff4b971ec2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007ff4b96cd12b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007ff4b951b9c6 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007ff4bc9323a9 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#7  0x00007ff4b952011d in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007ff4b7b87594 in start_thread () at /lib64/libpthread.so.0
#9  0x00007ff4b885202f in clone () at /lib64/libc.so.6

Thread 13 (Thread 0x7ff3cedc7700 (LWP 1699)):
#0  0x00007ffc179a3a09 in clock_gettime ()
#1  0x00007ff4b885fc06 in clock_gettime () at /lib64/libc.so.6
#2  0x00007ff4b971e455 in qt_gettime() () at /lib64/libQt5Core.so.5
#3  0x00007ff4b971cf2d in QTimerInfoList::updateCurrentTime() () at /lib64/libQt5Core.so.5
#4  0x00007ff4b971e83f in timerSourceCheckHelper(GTimerSource*) () at /lib64/libQt5Core.so.5
#5  0x00007ff4b1074601 in g_main_context_check () at /lib64/libglib-2.0.so.0
#6  0x00007ff4b1074b90 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#7  0x00007ff4b1074d10 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#8  0x00007ff4b971ec2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#9  0x00007ff4b96cd12b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#10 0x00007ff4b951b9c6 in QThread::exec() () at /lib64/libQt5Core.so.5
#11 0x00007ff3d1781b5b in KCupsConnection::run() () at /lib64/libkcupslib.so
#12 0x00007ff4b952011d in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#13 0x00007ff4b7b87594 in start_thread () at /lib64/libpthread.so.0
#14 0x00007ff4b885202f in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7ff3de3b3700 (LWP 1679)):
#0  0x00007ff4b7b8d52c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007ff404010303 in util_queue_thread_func () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007ff40401001b in impl_thrd_routine () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007ff4b7b87594 in start_thread () at /lib64/libpthread.so.0
#4  0x00007ff4b885202f in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7ff3fd67b700 (LWP 1672)):
#0  0x00007ff4b88475a9 in poll () at /lib64/libc.so.6
#1  0x00007ff4b1074be6 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007ff4b1074d10 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007ff4b971ec2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007ff4b96cd12b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007ff4b951b9c6 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007ff4bd30e94a in QQuickPixmapReader::run() () at /lib64/libQt5Quick.so.5
#7  0x00007ff4b952011d in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007ff4b7b87594 in start_thread () at /lib64/libpthread.so.0
#9  0x00007ff4b885202f in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7ff3fde7c700 (LWP 1643)):
#0  0x00007ff4b7b8d52c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007ff404010303 in util_queue_thread_func () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007ff40401001b in impl_thrd_routine () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007ff4b7b87594 in start_thread () at /lib64/libpthread.so.0
#4  0x00007ff4b885202f in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7ff3fe67d700 (LWP 1642)):
#0  0x00007ff4b7b8d52c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007ff404010303 in util_queue_thread_func () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007ff40401001b in impl_thrd_routine () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007ff4b7b87594 in start_thread () at /lib64/libpthread.so.0
#4  0x00007ff4b885202f in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7ff3fee7e700 (LWP 1641)):
#0  0x00007ff4b7b8d52c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007ff404010303 in util_queue_thread_func () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007ff40401001b in impl_thrd_routine () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007ff4b7b87594 in start_thread () at /lib64/libpthread.so.0
#4  0x00007ff4b885202f in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7ff3ff67f700 (LWP 1640)):
#0  0x00007ff4b7b8d52c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007ff404010303 in util_queue_thread_func () at /usr/lib64/dri/radeonsi_dri.so
#2  0x00007ff40401001b in impl_thrd_routine () at /usr/lib64/dri/radeonsi_dri.so
#3  0x00007ff4b7b87594 in start_thread () at /lib64/libpthread.so.0
#4  0x00007ff4b885202f in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7ff4869cf700 (LWP 1637)):
#0  0x00007ff4b7b8d52c in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007ff4bf4b89f8 in QTWTF::TCMalloc_PageHeap::scavengerThread() () at /lib64/libQt5Script.so.5
#2  0x00007ff4bf4b8a63 in  () at /lib64/libQt5Script.so.5
#3  0x00007ff4b7b87594 in start_thread () at /lib64/libpthread.so.0
#4  0x00007ff4b885202f in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7ff494ae7700 (LWP 1595)):
#0  0x00007ff4b10bb48d in g_mutex_lock () at /lib64/libglib-2.0.so.0
#1  0x00007ff4b107460e in g_main_context_check () at /lib64/libglib-2.0.so.0
#2  0x00007ff4b1074b90 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#3  0x00007ff4b1074d10 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#4  0x00007ff4b971ec2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007ff4b96cd12b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#6  0x00007ff4b951b9c6 in QThread::exec() () at /lib64/libQt5Core.so.5
#7  0x00007ff4bc9323a9 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#8  0x00007ff4b952011d in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#9  0x00007ff4b7b87594 in start_thread () at /lib64/libpthread.so.0
#10 0x00007ff4b885202f in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7ff49659f700 (LWP 1471)):
#0  0x00007ff4b88475a9 in poll () at /lib64/libc.so.6
#1  0x00007ff4b1074be6 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007ff4b1074d10 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007ff4b971ec2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007ff4b96cd12b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007ff4b951b9c6 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007ff4bc9323a9 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#7  0x00007ff4b952011d in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007ff4b7b87594 in start_thread () at /lib64/libpthread.so.0
#9  0x00007ff4b885202f in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7ff497fff700 (LWP 1381)):
#0  0x00007ff4b88475a9 in poll () at /lib64/libc.so.6
#1  0x00007ff4b1074be6 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#2  0x00007ff4b1074d10 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#3  0x00007ff4b971ec2b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007ff4b96cd12b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007ff4b951b9c6 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007ff4b9956299 in QDBusConnectionManager::run() () at /lib64/libQt5DBus.so.5
#7  0x00007ff4b952011d in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007ff4b7b87594 in start_thread () at /lib64/libpthread.so.0
#9  0x00007ff4b885202f in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7ff49dbef700 (LWP 1375)):
#0  0x00007ff4b88475a9 in poll () at /lib64/libc.so.6
#1  0x00007ff4bdd7c04f in _xcb_conn_wait () at /lib64/libxcb.so.1
#2  0x00007ff4bdd7dcaa in xcb_wait_for_event () at /lib64/libxcb.so.1
#3  0x00007ff49f9754d9 in QXcbEventReader::run() () at /lib64/libQt5XcbQpa.so.5
#4  0x00007ff4b952011d in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007ff4b7b87594 in start_thread () at /lib64/libpthread.so.0
#6  0x00007ff4b885202f in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7ff4be929940 (LWP 1358)):
[KCrash Handler]
#6  0x00007ff4bc85e7a9 in QV4::QObjectWrapper::getProperty(QV4::ExecutionEngine*, QObject*, int, bool) () at /lib64/libQt5Qml.so.5
#7  0x00007ff4bc876893 in QV4::Runtime::method_getQmlQObjectProperty(QV4::ExecutionEngine*, QV4::Value const&, int, bool) () at /lib64/libQt5Qml.so.5
#8  0x00007ff3d1e822a8 in  ()
#9  0x00007ff38be05160 in  ()
#10 0x00000000ffffffff in  ()
#11 0x00007ffc17978840 in  ()
#12 0x00007ff4bc981b38 in  () at /lib64/libQt5Qml.so.5
#13 0x00007ffc179788a0 in  ()
#14 0x00007ff4b970fc3d in (anonymous namespace)::clear(QVariant::Private*) () at /lib64/libQt5Core.so.5
#15 0x00007ff4bc7c470f in QV4::ExecutionContext::simpleCall(QV4::Scope&, QV4::CallData*, QV4::Function*) () at /lib64/libQt5Qml.so.5
#16 0x00007ff4bc9112a9 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*, QV4::Scope&) () at /lib64/libQt5Qml.so.5
#17 0x00007ff4bc91b876 in QQmlNonbindingBinding::doUpdate(QQmlJavaScriptExpression::DeleteWatcher const&, QFlags<QQmlPropertyData::WriteFlag>, QV4::Scope&) () at /lib64/libQt5Qml.so.5
#18 0x00007ff4bc9186b3 in QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) () at /lib64/libQt5Qml.so.5
#19 0x00007ff4bc8f0223 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /lib64/libQt5Qml.so.5
#20 0x00007ff4bc88a6a1 in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /lib64/libQt5Qml.so.5
#21 0x00007ff4b96f6713 in QMetaObject::activate(QObject*, int, int, void**) () at /lib64/libQt5Core.so.5
#22 0x00007ff4bd3d2b78 in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () at /lib64/libQt5Quick.so.5
#23 0x00007ff4bd3cbf60 in QQuickItem::setX(double) () at /lib64/libQt5Quick.so.5
#24 0x00007ff4bd3dca65 in QQuickItem::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () at /lib64/libQt5Quick.so.5
#25 0x00007ff4bc91b186 in GenericBinding<6>::write(QV4::Value const&, bool, QFlags<QQmlPropertyData::WriteFlag>) () at /lib64/libQt5Qml.so.5
#26 0x00007ff4bc91b9c6 in QQmlNonbindingBinding::doUpdate(QQmlJavaScriptExpression::DeleteWatcher const&, QFlags<QQmlPropertyData::WriteFlag>, QV4::Scope&) () at /lib64/libQt5Qml.so.5
#27 0x00007ff4bc9186b3 in QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) () at /lib64/libQt5Qml.so.5
#28 0x00007ff4bc8f0223 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () at /lib64/libQt5Qml.so.5
#29 0x00007ff4bc88a6a1 in QQmlData::signalEmitted(QAbstractDeclarativeData*, QObject*, int, void**) () at /lib64/libQt5Qml.so.5
#30 0x00007ff4b96f6713 in QMetaObject::activate(QObject*, int, int, void**) () at /lib64/libQt5Core.so.5
#31 0x00007ff4bd3c4566 in QQuickItem::childrenRectChanged(QRectF const&) () at /lib64/libQt5Quick.so.5
#32 0x00007ff4bd3c8b1f in QQuickContents::updateRect() () at /lib64/libQt5Quick.so.5
#33 0x00007ff4bd3d2b24 in QQuickItem::geometryChanged(QRectF const&, QRectF const&) () at /lib64/libQt5Quick.so.5
#34 0x00007ff4bd3cc17f in QQuickItem::setPosition(QPointF const&) () at /lib64/libQt5Quick.so.5
#35 0x00007ff4bd4e4b6e in QQuickBasePositioner::positionItem(double, double, QQuickBasePositioner::PositionedItem*) () at /lib64/libQt5Quick.so.5
#36 0x00007ff4bd4e8ca6 in QQuickFlow::doPositioning(QSizeF*) () at /lib64/libQt5Quick.so.5
#37 0x00007ff4bd4e6d31 in QQuickBasePositioner::prePositioning() () at /lib64/libQt5Quick.so.5
#38 0x00007ff4bd3e8acb in QQuickWindowPrivate::polishItems() () at /lib64/libQt5Quick.so.5
#39 0x00007ff4bd373cbb in QSGGuiThreadRenderLoop::renderWindow(QQuickWindow*) () at /lib64/libQt5Quick.so.5
#40 0x00007ff4bd3f2936 in QQuickWindow::event(QEvent*) () at /lib64/libQt5Quick.so.5
#41 0x0000560705ff06cb in PanelView::event(QEvent*) ()
#42 0x00007ff4ba06ce95 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#43 0x00007ff4ba07483a in QApplication::notify(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#44 0x00007ff4b96ce376 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#45 0x00007ff4b9b27965 in QWindowPrivate::deliverUpdateRequest() () at /lib64/libQt5Gui.so.5
#46 0x00007ff4b9b27e99 in QWindow::event(QEvent*) () at /lib64/libQt5Gui.so.5
#47 0x00007ff4bd3f288f in QQuickWindow::event(QEvent*) () at /lib64/libQt5Quick.so.5
#48 0x0000560705ff06cb in PanelView::event(QEvent*) ()
#49 0x00007ff4ba06ce95 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#50 0x00007ff4ba07483a in QApplication::notify(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#51 0x00007ff4b96ce376 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#52 0x00007ff4b971df19 in QTimerInfoList::activateTimers() () at /lib64/libQt5Core.so.5
#53 0x00007ff4b971e7bc in timerSourceDispatch(_GSource*, int (*)(void*), void*) () at /lib64/libQt5Core.so.5
#54 0x00007ff4b10748ad in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#55 0x00007ff4b1074c78 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#56 0x00007ff4b1074d10 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#57 0x00007ff4b971ec13 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#58 0x00007ff49fa03065 in QPAEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5XcbQpa.so.5
#59 0x00007ff4b96cd12b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#60 0x00007ff4b96d55b6 in QCoreApplication::exec() () at /lib64/libQt5Core.so.5
#61 0x0000560705fe1f58 in main ()

Reported using DrKonqi