Application: systemsettings5 (5.16.5)

Qt Version: 5.12.5
Frameworks Version: 5.61.0
Operating System: Linux 5.3.8-300.fc31.x86_64 x86_64
Distribution: "Fedora release 31 (Thirty One)"

-- Information about the crash:
- What I was doing when the application crashed: I just wanted to edit the configuration of kde (fedora 31 installed a few days ago). systematic crash of the system configuration panel

The crash can be reproduced every time.

-- Backtrace:
Application: Configuration du système (systemsettings5), signal: Aborted
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f7c8432d840 (LWP 255510))]

Thread 5 (Thread 0x7f7c60b27700 (LWP 255516)):
#0  0x00007f7c82d4ea1f in poll () from /lib64/libc.so.6
#1  0x00007f7c80ee979e in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f7c80ee98d3 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f7c832e1cd3 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f7c8328bceb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f7c830e4395 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f7c823a3119 in QQmlThreadPrivate::run() () from /lib64/libQt5Qml.so.5
#7  0x00007f7c830e54e6 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#8  0x00007f7c818694e2 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f7c82d59643 in clone () from /lib64/libc.so.6

Thread 4 (Thread 0x7f7c62ebf700 (LWP 255515)):
#0  0x00007f7c80f35a78 in g_mutex_unlock () from /lib64/libglib-2.0.so.0
#1  0x00007f7c80ee9793 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f7c80ee98d3 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f7c832e1cd3 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f7c8328bceb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f7c830e4395 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f7c823a3119 in QQmlThreadPrivate::run() () from /lib64/libQt5Qml.so.5
#7  0x00007f7c830e54e6 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#8  0x00007f7c818694e2 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f7c82d59643 in clone () from /lib64/libc.so.6

Thread 3 (Thread 0x7f7c6bfff700 (LWP 255513)):
#0  0x00007f7c80f35a4d in g_mutex_lock () from /lib64/libglib-2.0.so.0
#1  0x00007f7c80ee9784 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#2  0x00007f7c80ee98d3 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#3  0x00007f7c832e1cd3 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#4  0x00007f7c8328bceb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#5  0x00007f7c830e4395 in QThread::exec() () from /lib64/libQt5Core.so.5
#6  0x00007f7c8355ff4a in QDBusConnectionManager::run() () from /lib64/libQt5DBus.so.5
#7  0x00007f7c830e54e6 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#8  0x00007f7c818694e2 in start_thread () from /lib64/libpthread.so.0
#9  0x00007f7c82d59643 in clone () from /lib64/libc.so.6

Thread 2 (Thread 0x7f7c716ef700 (LWP 255512)):
#0  0x00007f7c82d4ea1f in poll () from /lib64/libc.so.6
#1  0x00007f7c8181d38a in _xcb_conn_wait () from /lib64/libxcb.so.1
#2  0x00007f7c8181efea in xcb_wait_for_event () from /lib64/libxcb.so.1
#3  0x00007f7c718fdac8 in QXcbEventQueue::run() () from /lib64/libQt5XcbQpa.so.5
#4  0x00007f7c830e54e6 in QThreadPrivate::start(void*) () from /lib64/libQt5Core.so.5
#5  0x00007f7c818694e2 in start_thread () from /lib64/libpthread.so.0
#6  0x00007f7c82d59643 in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7f7c8432d840 (LWP 255510)):
[KCrash Handler]
#6  0x00007f7c82c94625 in raise () from /lib64/libc.so.6
#7  0x00007f7c82c7d8d9 in abort () from /lib64/libc.so.6
#8  0x00007f7c830afb1b in QMessageLogger::fatal(char const*, ...) const () from /lib64/libQt5Core.so.5
#9  0x00007f7c82a44b26 in QQuickWidgetPrivate::handleContextCreationFailure(QSurfaceFormat const&, bool) () from /lib64/libQt5QuickWidgets.so.5
#10 0x00007f7c82a44e3a in QQuickWidgetPrivate::createContext() () from /lib64/libQt5QuickWidgets.so.5
#11 0x00007f7c82a47006 in QQuickWidget::resizeEvent(QResizeEvent*) () from /lib64/libQt5QuickWidgets.so.5
#12 0x00007f7c83cdab7e in QWidget::event(QEvent*) () from /lib64/libQt5Widgets.so.5
#13 0x00007f7c82a47cb3 in QQuickWidget::event(QEvent*) () from /lib64/libQt5QuickWidgets.so.5
#14 0x00007f7c83c97ad6 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#15 0x00007f7c83ca1150 in QApplication::notify(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#16 0x00007f7c8328cde8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib64/libQt5Core.so.5
#17 0x00007f7c83cd2f1e in QWidgetPrivate::sendPendingMoveAndResizeEvents(bool, bool) () from /lib64/libQt5Widgets.so.5
#18 0x00007f7c83cd6cb7 in QWidgetPrivate::show_helper() () from /lib64/libQt5Widgets.so.5
#19 0x00007f7c83cd9e3b in QWidgetPrivate::setVisible(bool) () from /lib64/libQt5Widgets.so.5
#20 0x00007f7c83cd6c70 in QWidgetPrivate::showChildren(bool) () from /lib64/libQt5Widgets.so.5
#21 0x00007f7c83cd6cd3 in QWidgetPrivate::show_helper() () from /lib64/libQt5Widgets.so.5
#22 0x00007f7c83cd9e3b in QWidgetPrivate::setVisible(bool) () from /lib64/libQt5Widgets.so.5
#23 0x00007f7c83cbdd81 in QStackedLayout::setCurrentIndex(int) () from /lib64/libQt5Widgets.so.5
#24 0x00007f7c83cbe3b3 in QStackedLayout::insertWidget(int, QWidget*) () from /lib64/libQt5Widgets.so.5
#25 0x000055f1b1f44863 in SettingsBase::changePlugin() ()
#26 0x000055f1b1f47434 in SettingsBase::initApplication() ()
#27 0x00007f7c832c3656 in QSingleShotTimer::timerEvent(QTimerEvent*) () from /lib64/libQt5Core.so.5
#28 0x00007f7c832b7c15 in QObject::event(QEvent*) () from /lib64/libQt5Core.so.5
#29 0x00007f7c83c97ad6 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#30 0x00007f7c83ca1150 in QApplication::notify(QObject*, QEvent*) () from /lib64/libQt5Widgets.so.5
#31 0x00007f7c8328cde8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib64/libQt5Core.so.5
#32 0x00007f7c832e0f78 in QTimerInfoList::activateTimers() () from /lib64/libQt5Core.so.5
#33 0x00007f7c832e182c in timerSourceDispatch(_GSource*, int (*)(void*), void*) () from /lib64/libQt5Core.so.5
#34 0x00007f7c80ee94a0 in g_main_context_dispatch () from /lib64/libglib-2.0.so.0
#35 0x00007f7c80ee9830 in g_main_context_iterate.isra () from /lib64/libglib-2.0.so.0
#36 0x00007f7c80ee98d3 in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#37 0x00007f7c832e1cb5 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#38 0x00007f7c8328bceb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib64/libQt5Core.so.5
#39 0x00007f7c83293a16 in QCoreApplication::exec() () from /lib64/libQt5Core.so.5
#40 0x000055f1b1f4186e in main ()
[Inferior 1 (process 255510) detached]

Possible duplicates by query: bug 413982, bug 413948.

Reported using DrKonqi