Application: systemsettings5 (5.17.4) (Compiled from sources) Qt Version: 5.13.2 Frameworks Version: 5.65.0 Operating System: Linux 5.4.5-arch1-1 x86_64 Distribution: Arch Linux -- Information about the crash: - What I was doing when the application crashed: So i went to Systems Settings > Applications Styles > GNOME/GTK application styles and then i switched over to window decorations - Unusual behavior I noticed: It was taking a while to switch from GTK application styles to window decorations - Custom settings of the application: Nothing? The crash can be reproduced sometimes. -- Backtrace: Application: System Settings (systemsettings5), signal: Segmentation fault Using host libthread_db library "/usr/lib/libthread_db.so.1". [Current thread is 1 (Thread 0x7ff87f68ad40 (LWP 8983))] Thread 11 (Thread 0x7ff851299700 (LWP 9032)): #0 0x00007ff883aff9ef in poll () at /usr/lib/libc.so.6 #1 0x00007ff881b21120 in () at /usr/lib/libglib-2.0.so.0 #2 0x00007ff881b211f1 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #3 0x00007ff8840a4b2c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #4 0x00007ff88404b83c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #5 0x00007ff883e7d305 in QThread::exec() () at /usr/lib/libQt5Core.so.5 #6 0x00007ff883183449 in () at /usr/lib/libQt5Qml.so.5 #7 0x00007ff883e7e530 in () at /usr/lib/libQt5Core.so.5 #8 0x00007ff88271b4cf in start_thread () at /usr/lib/libpthread.so.0 #9 0x00007ff883b0a2d3 in clone () at /usr/lib/libc.so.6 Thread 10 (Thread 0x7ff853fff700 (LWP 9030)): #0 0x00007ff883e7ea1f in QMutex::unlock() () at /usr/lib/libQt5Core.so.5 #1 0x00007ff8840a4a31 in () at /usr/lib/libQt5Core.so.5 #2 0x00007ff881b20a00 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0 #3 0x00007ff881b21046 in () at /usr/lib/libglib-2.0.so.0 #4 0x00007ff881b211f1 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #5 0x00007ff8840a4b2c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #6 0x00007ff88404b83c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #7 0x00007ff883e7d305 in QThread::exec() () at /usr/lib/libQt5Core.so.5 #8 0x00007ff883183449 in () at /usr/lib/libQt5Qml.so.5 #9 0x00007ff883e7e530 in () at /usr/lib/libQt5Core.so.5 #10 0x00007ff88271b4cf in start_thread () at /usr/lib/libpthread.so.0 #11 0x00007ff883b0a2d3 in clone () at /usr/lib/libc.so.6 Thread 9 (Thread 0x7ff85aac5700 (LWP 8995)): #0 0x00007ff881ad14e4 in g_mutex_unlock () at /usr/lib/libglib-2.0.so.0 #1 0x00007ff881b1f15b in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0 #2 0x00007ff881b211b1 in () at /usr/lib/libglib-2.0.so.0 #3 0x00007ff881b211f1 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #4 0x00007ff8840a4b2c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #5 0x00007ff88404b83c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #6 0x00007ff883e7d305 in QThread::exec() () at /usr/lib/libQt5Core.so.5 #7 0x00007ff883183449 in () at /usr/lib/libQt5Qml.so.5 #8 0x00007ff883e7e530 in () at /usr/lib/libQt5Core.so.5 #9 0x00007ff88271b4cf in start_thread () at /usr/lib/libpthread.so.0 #10 0x00007ff883b0a2d3 in clone () at /usr/lib/libc.so.6 Thread 8 (Thread 0x7ff874ba2700 (LWP 8992)): #0 0x00007ff881b18632 in g_source_ref () at /usr/lib/libglib-2.0.so.0 #1 0x00007ff881b1f662 in () at /usr/lib/libglib-2.0.so.0 #2 0x00007ff881b2093b in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0 #3 0x00007ff881b21046 in () at /usr/lib/libglib-2.0.so.0 #4 0x00007ff881b211f1 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #5 0x00007ff8840a4b2c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #6 0x00007ff88404b83c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #7 0x00007ff883e7d305 in QThread::exec() () at /usr/lib/libQt5Core.so.5 #8 0x00007ff883183449 in () at /usr/lib/libQt5Qml.so.5 #9 0x00007ff883e7e530 in () at /usr/lib/libQt5Core.so.5 #10 0x00007ff88271b4cf in start_thread () at /usr/lib/libpthread.so.0 #11 0x00007ff883b0a2d3 in clone () at /usr/lib/libc.so.6 Thread 7 (Thread 0x7ff87566e700 (LWP 8990)): #0 0x00007ff882721c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ff877507d0c in () at /usr/lib/dri/i965_dri.so #2 0x00007ff877507908 in () at /usr/lib/dri/i965_dri.so #3 0x00007ff88271b4cf in start_thread () at /usr/lib/libpthread.so.0 #4 0x00007ff883b0a2d3 in clone () at /usr/lib/libc.so.6 Thread 6 (Thread 0x7ff875e6f700 (LWP 8989)): #0 0x00007ff882721c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ff877507d0c in () at /usr/lib/dri/i965_dri.so #2 0x00007ff877507908 in () at /usr/lib/dri/i965_dri.so #3 0x00007ff88271b4cf in start_thread () at /usr/lib/libpthread.so.0 #4 0x00007ff883b0a2d3 in clone () at /usr/lib/libc.so.6 Thread 5 (Thread 0x7ff876670700 (LWP 8988)): #0 0x00007ff882721c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ff877507d0c in () at /usr/lib/dri/i965_dri.so #2 0x00007ff877507908 in () at /usr/lib/dri/i965_dri.so #3 0x00007ff88271b4cf in start_thread () at /usr/lib/libpthread.so.0 #4 0x00007ff883b0a2d3 in clone () at /usr/lib/libc.so.6 Thread 4 (Thread 0x7ff876e71700 (LWP 8987)): #0 0x00007ff882721c45 in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0 #1 0x00007ff877507d0c in () at /usr/lib/dri/i965_dri.so #2 0x00007ff877507908 in () at /usr/lib/dri/i965_dri.so #3 0x00007ff88271b4cf in start_thread () at /usr/lib/libpthread.so.0 #4 0x00007ff883b0a2d3 in clone () at /usr/lib/libc.so.6 Thread 3 (Thread 0x7ff87d4b4700 (LWP 8986)): #0 0x00007ff883afb42c in read () at /usr/lib/libc.so.6 #1 0x00007ff881ad19f0 in () at /usr/lib/libglib-2.0.so.0 #2 0x00007ff881b1f9e1 in g_main_context_check () at /usr/lib/libglib-2.0.so.0 #3 0x00007ff881b210c8 in () at /usr/lib/libglib-2.0.so.0 #4 0x00007ff881b211f1 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #5 0x00007ff8840a4b2c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #6 0x00007ff88404b83c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #7 0x00007ff883e7d305 in QThread::exec() () at /usr/lib/libQt5Core.so.5 #8 0x00007ff8842deb37 in () at /usr/lib/libQt5DBus.so.5 #9 0x00007ff883e7e530 in () at /usr/lib/libQt5Core.so.5 #10 0x00007ff88271b4cf in start_thread () at /usr/lib/libpthread.so.0 #11 0x00007ff883b0a2d3 in clone () at /usr/lib/libc.so.6 Thread 2 (Thread 0x7ff87e86c700 (LWP 8985)): #0 0x00007ff883aff9ef in poll () at /usr/lib/libc.so.6 #1 0x00007ff8826da630 in () at /usr/lib/libxcb.so.1 #2 0x00007ff8826dc2db in xcb_wait_for_event () at /usr/lib/libxcb.so.1 #3 0x00007ff87f25c0c1 in () at /usr/lib/libQt5XcbQpa.so.5 #4 0x00007ff883e7e530 in () at /usr/lib/libQt5Core.so.5 #5 0x00007ff88271b4cf in start_thread () at /usr/lib/libpthread.so.0 #6 0x00007ff883b0a2d3 in clone () at /usr/lib/libc.so.6 Thread 1 (Thread 0x7ff87f68ad40 (LWP 8983)): [KCrash Handler] #6 0x00007ff883ef8a96 in QtSharedPointer::ExternalRefCountData::getAndRef(QObject const*) () at /usr/lib/libQt5Core.so.5 #7 0x00007ff88314dfd8 in () at /usr/lib/libQt5Qml.so.5 #8 0x00007ff88315c202 in QV4::QmlListWrapper::toVariant() const () at /usr/lib/libQt5Qml.so.5 #9 0x00007ff88309c726 in () at /usr/lib/libQt5Qml.so.5 #10 0x00007ff88309cba5 in QV4::ExecutionEngine::toVariant(QV4::Value const&, int, bool) () at /usr/lib/libQt5Qml.so.5 #11 0x00007ff883156e30 in QQmlBinding::slowWrite(QQmlPropertyData const&, QQmlPropertyData const&, QV4::Value const&, bool, QFlags<QQmlPropertyData::WriteFlag>) () at /usr/lib/libQt5Qml.so.5 #12 0x00007ff883158c71 in () at /usr/lib/libQt5Qml.so.5 #13 0x00007ff88315982d in () at /usr/lib/libQt5Qml.so.5 #14 0x00007ff883155f74 in QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) () at /usr/lib/libQt5Qml.so.5 #15 0x00007ff883164a8e in QQmlObjectCreator::finalize(QQmlInstantiationInterrupt&) () at /usr/lib/libQt5Qml.so.5 #16 0x00007ff8830e5472 in QQmlComponentPrivate::complete(QQmlEnginePrivate*, QQmlComponentPrivate::ConstructionState*) () at /usr/lib/libQt5Qml.so.5 #17 0x00007ff8830e5594 in QQmlComponentPrivate::completeCreate() () at /usr/lib/libQt5Qml.so.5 #18 0x00007ff8830e5376 in QQmlComponent::create(QQmlContext*) () at /usr/lib/libQt5Qml.so.5 #19 0x00007ff8512bee01 in () at /usr/lib/qt/plugins/org.kde.kdecoration2/kwin5_aurorae.so #20 0x00007ff85297854c in () at /usr/lib/qt/qml/org/kde/kwin/private/kdecoration/libkdecorationprivatedeclarative.so #21 0x00007ff883164c6d in QQmlObjectCreator::finalize(QQmlInstantiationInterrupt&) () at /usr/lib/libQt5Qml.so.5 #22 0x00007ff8830ea80b in () at /usr/lib/libQt5Qml.so.5 #23 0x00007ff8830ead73 in QQmlEnginePrivate::incubate(QQmlIncubator&, QQmlContextData*) () at /usr/lib/libQt5Qml.so.5 #24 0x00007ff8831d4e90 in () at /usr/lib/libQt5Qml.so.5 #25 0x00007ff8831d5035 in QQmlDelegateModel::object(int, QQmlIncubator::IncubationMode) () at /usr/lib/libQt5Qml.so.5 #26 0x00007ff88362a416 in () at /usr/lib/libQt5Quick.so.5 #27 0x00007ff88361dfee in () at /usr/lib/libQt5Quick.so.5 #28 0x00007ff88362b674 in () at /usr/lib/libQt5Quick.so.5 #29 0x00007ff88362e2d1 in () at /usr/lib/libQt5Quick.so.5 #30 0x00007ff88362e47d in QQuickItemView::modelUpdated(QQmlChangeSet const&, bool) () at /usr/lib/libQt5Quick.so.5 #31 0x00007ff88362f95d in () at /usr/lib/libQt5Quick.so.5 #32 0x00007ff884078ac1 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5 #33 0x00007ff8831adaa7 in QQmlInstanceModel::modelUpdated(QQmlChangeSet const&, bool) () at /usr/lib/libQt5Qml.so.5 #34 0x00007ff8831c9f89 in () at /usr/lib/libQt5Qml.so.5 #35 0x00007ff8831d0f62 in () at /usr/lib/libQt5Qml.so.5 #36 0x00007ff8831d1378 in () at /usr/lib/libQt5Qml.so.5 #37 0x00007ff8831db43a in QQmlDelegateModel::_q_modelReset() () at /usr/lib/libQt5Qml.so.5 #38 0x00007ff8831db9b9 in () at /usr/lib/libQt5Qml.so.5 #39 0x00007ff8831dbd63 in QQmlDelegateModel::qt_metacall(QMetaObject::Call, int, void**) () at /usr/lib/libQt5Qml.so.5 #40 0x00007ff884078b7d in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5 #41 0x00007ff883feff0b in QAbstractItemModel::modelReset(QAbstractItemModel::QPrivateSignal) () at /usr/lib/libQt5Core.so.5 #42 0x00007ff884020925 in () at /usr/lib/libQt5Core.so.5 #43 0x00007ff884025238 in () at /usr/lib/libQt5Core.so.5 #44 0x00007ff884078ac1 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5 #45 0x00007ff883feff0b in QAbstractItemModel::modelReset(QAbstractItemModel::QPrivateSignal) () at /usr/lib/libQt5Core.so.5 #46 0x00007ff8529e24f8 in () at /usr/lib/qt/plugins/kcms/kcm_kwindecoration.so #47 0x00007ff8840794fa in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5 #48 0x00007ff884aa24e5 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5 #49 0x00007ff884aabe11 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5 #50 0x00007ff88404cd12 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5 #51 0x00007ff88404fa89 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5 #52 0x00007ff8840a5514 in () at /usr/lib/libQt5Core.so.5 #53 0x00007ff881b1f39e in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0 #54 0x00007ff881b211b1 in () at /usr/lib/libglib-2.0.so.0 #55 0x00007ff881b211f1 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0 #56 0x00007ff8840a4b13 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #57 0x00007ff88404b83c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5 #58 0x00007ff884053676 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5 #59 0x000055c779eab475 in () #60 0x00007ff883a32153 in __libc_start_main () at /usr/lib/libc.so.6 #61 0x000055c779eab4fe in _start () [Inferior 1 (process 8983) detached] Possible duplicates by query: bug 415396, bug 415339, bug 415237, bug 415228, bug 415205. Reported using DrKonqi
*** This bug has been marked as a duplicate of bug 411166 ***