https://bugs.kde.org/show_bug.cgi?id=423468

            Bug ID: 423468
           Summary: System setting crashed
           Product: systemsettings
           Version: 5.18.5
          Platform: Compiled Sources
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: plasma-b...@kde.org
          Reporter: qyg...@163.com
  Target Milestone: ---

Application: systemsettings5 (5.18.5)
 (Compiled from sources)
Qt Version: 5.15.0
Frameworks Version: 5.70.0
Operating System: Linux 5.7.0-3-MANJARO x86_64
Windowing system: X11
Distribution: Manjaro Linux

-- Information about the crash:
When I tried to Click "application style" and select application style, the
system settings crashed. I think this is probably because I used some themes
that I downloaded from the KDE store. My plasma is 5.18.5.

The crash can be reproduced every time.

-- Backtrace:
Application: 系统设置 (systemsettings5), signal: Aborted
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7efd8b653300 (LWP 2572))]

Thread 14 (Thread 0x7efd48494700 (LWP 2588)):
#0  0x00007efd8dd1c4c2 in  () at /usr/lib/libglib-2.0.so.0
#1  0x00007efd8dd1eeab in g_main_context_prepare () at
/usr/lib/libglib-2.0.so.0
#2  0x00007efd8dd6de56 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007efd8dd1f221 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#4  0x00007efd900a522c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#5  0x00007efd9004b01c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#6  0x00007efd8fe66c32 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007efd8f155789 in  () at /usr/lib/libQt5Qml.so.5
#8  0x00007efd8fe67e0f in  () at /usr/lib/libQt5Core.so.5
#9  0x00007efd8e77a422 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007efd8faf5bf3 in clone () at /usr/lib/libc.so.6

Thread 13 (Thread 0x7efd535ef700 (LWP 2585)):
#0  0x00007efd8dd68030 in g_mutex_unlock () at /usr/lib/libglib-2.0.so.0
#1  0x00007efd8dd6df2d in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007efd8dd1f221 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#3  0x00007efd900a522c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#4  0x00007efd9004b01c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#5  0x00007efd8fe66c32 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007efd8f155789 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007efd8fe67e0f in  () at /usr/lib/libQt5Core.so.5
#8  0x00007efd8e77a422 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007efd8faf5bf3 in clone () at /usr/lib/libc.so.6

Thread 12 (Thread 0x7efd6d720700 (LWP 2584)):
#0  0x00007efd8fae6aec in read () at /usr/lib/libc.so.6
#1  0x00007efd8dd1df2d in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#2  0x00007efd8dd6dedb in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007efd8dd1f221 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#4  0x00007efd900a522c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#5  0x00007efd9004b01c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#6  0x00007efd8fe66c32 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007efd8f155789 in  () at /usr/lib/libQt5Qml.so.5
#8  0x00007efd8fe67e0f in  () at /usr/lib/libQt5Core.so.5
#9  0x00007efd8e77a422 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007efd8faf5bf3 in clone () at /usr/lib/libc.so.6

Thread 11 (Thread 0x7efd6e18f700 (LWP 2583)):
#0  0x00007efd8e781158 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007efd8fe6dce8 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007efd8fe6bfd4 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007efd8fe67e0f in  () at /usr/lib/libQt5Core.so.5
#4  0x00007efd8e77a422 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007efd8faf5bf3 in clone () at /usr/lib/libc.so.6

Thread 10 (Thread 0x7efd6e990700 (LWP 2582)):
#0  0x00007efd8e781158 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007efd8fe6dce8 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007efd8fe6bfd4 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007efd8fe67e0f in  () at /usr/lib/libQt5Core.so.5
#4  0x00007efd8e77a422 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007efd8faf5bf3 in clone () at /usr/lib/libc.so.6

Thread 9 (Thread 0x7efd6f191700 (LWP 2581)):
#0  0x00007efd8e781158 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007efd8fe6dce8 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007efd8fe6bfd4 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007efd8fe67e0f in  () at /usr/lib/libQt5Core.so.5
#4  0x00007efd8e77a422 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007efd8faf5bf3 in clone () at /usr/lib/libc.so.6

Thread 8 (Thread 0x7efd6f992700 (LWP 2580)):
#0  0x00007efd8e781158 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007efd8fe6dce8 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at
/usr/lib/libQt5Core.so.5
#2  0x00007efd8fe6bfd4 in  () at /usr/lib/libQt5Core.so.5
#3  0x00007efd8fe67e0f in  () at /usr/lib/libQt5Core.so.5
#4  0x00007efd8e77a422 in start_thread () at /usr/lib/libpthread.so.0
#5  0x00007efd8faf5bf3 in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7efd819c5700 (LWP 2579)):
#0  0x00007efd8e780e32 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007efd837cf12c in  () at /usr/lib/dri/i965_dri.so
#2  0x00007efd837cefa8 in  () at /usr/lib/dri/i965_dri.so
#3  0x00007efd8e77a422 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007efd8faf5bf3 in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7efd821c6700 (LWP 2578)):
#0  0x00007efd8e780e32 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007efd837cf12c in  () at /usr/lib/dri/i965_dri.so
#2  0x00007efd837cefa8 in  () at /usr/lib/dri/i965_dri.so
#3  0x00007efd8e77a422 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007efd8faf5bf3 in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7efd829c7700 (LWP 2577)):
#0  0x00007efd8e780e32 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007efd837cf12c in  () at /usr/lib/dri/i965_dri.so
#2  0x00007efd837cefa8 in  () at /usr/lib/dri/i965_dri.so
#3  0x00007efd8e77a422 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007efd8faf5bf3 in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7efd831c8700 (LWP 2576)):
#0  0x00007efd8e780e32 in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1  0x00007efd837cf12c in  () at /usr/lib/dri/i965_dri.so
#2  0x00007efd837cefa8 in  () at /usr/lib/dri/i965_dri.so
#3  0x00007efd8e77a422 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007efd8faf5bf3 in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7efd89c52700 (LWP 2575)):
#0  0x00007efd8dd68034 in g_mutex_unlock () at /usr/lib/libglib-2.0.so.0
#1  0x00007efd8dd1ddd2 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#2  0x00007efd8dd6dedb in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007efd8dd1f221 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#4  0x00007efd900a522c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#5  0x00007efd9004b01c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#6  0x00007efd8fe66c32 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007efd90302098 in  () at /usr/lib/libQt5DBus.so.5
#8  0x00007efd8fe67e0f in  () at /usr/lib/libQt5Core.so.5
#9  0x00007efd8e77a422 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007efd8faf5bf3 in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7efd8ab07700 (LWP 2574)):
#0  0x00007efd8faeb05f in poll () at /usr/lib/libc.so.6
#1  0x00007efd8e73963b in  () at /usr/lib/libxcb.so.1
#2  0x00007efd8e73b37b in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007efd8af11c51 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007efd8fe67e0f in  () at /usr/lib/libQt5Core.so.5
#5  0x00007efd8e77a422 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007efd8faf5bf3 in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7efd8b653300 (LWP 2572)):
[KCrash Handler]
#4  0x00007efd8fa32355 in raise () at /usr/lib/libc.so.6
#5  0x00007efd8fa1b853 in abort () at /usr/lib/libc.so.6
#6  0x00007efd8fe2a9ac in  () at /usr/lib/libQt5Core.so.5
#7  0x00007efd8fe41387 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007efd44a26bbe in  () at /usr/lib/qt/plugins/styles/libqgtk2style.so
#9  0x00007efd44a14f7e in  () at /usr/lib/qt/plugins/styles/libqgtk2style.so
#10 0x00007efd44a296cf in  () at /usr/lib/qt/plugins/styles/libqgtk2style.so
#11 0x00007efd90c13815 in QStyleFactory::create(QString const&) () at
/usr/lib/libQt5Widgets.so.5
#12 0x00007efd5015d123 in  () at /usr/lib/qt/plugins/kcms/kcm_style.so
#13 0x00007efd8f1286cf in
QQmlObjectCreator::finalize(QQmlInstantiationInterrupt&) () at
/usr/lib/libQt5Qml.so.5
#14 0x00007efd8f0c0bb6 in
QQmlIncubatorPrivate::incubate(QQmlInstantiationInterrupt&) () at
/usr/lib/libQt5Qml.so.5
#15 0x00007efd8f0c1160 in QQmlEnginePrivate::incubate(QQmlIncubator&,
QQmlContextData*) () at /usr/lib/libQt5Qml.so.5
#16 0x00007efd8dafbcfc in  () at /usr/lib/libQt5QmlModels.so.5
#17 0x00007efd8f5a8df6 in  () at /usr/lib/libQt5Quick.so.5
#18 0x00007efd8f59a726 in  () at /usr/lib/libQt5Quick.so.5
#19 0x00007efd8f5a9fb8 in  () at /usr/lib/libQt5Quick.so.5
#20 0x00007efd8f5a033b in  () at /usr/lib/libQt5Quick.so.5
#21 0x00007efd8f559625 in
QQuickFlickablePrivate::itemGeometryChanged(QQuickItem*, QQuickGeometryChange,
QRectF const&) () at /usr/lib/libQt5Quick.so.5
#22 0x00007efd8f5a6f0a in  () at /usr/lib/libQt5Quick.so.5
#23 0x00007efd8f4e26ac in QQuickItem::geometryChanged(QRectF const&, QRectF
const&) () at /usr/lib/libQt5Quick.so.5
#24 0x00007efd8f4e6269 in QQuickItem::setY(double) () at
/usr/lib/libQt5Quick.so.5
#25 0x00007efd8f559e5b in QQuickFlickablePrivate::setViewportY(double) () at
/usr/lib/libQt5Quick.so.5
#26 0x00007efd8f5a6674 in QQuickItemView::trackedPositionChanged() () at
/usr/lib/libQt5Quick.so.5
#27 0x00007efd8f4e26ac in QQuickItem::geometryChanged(QRectF const&, QRectF
const&) () at /usr/lib/libQt5Quick.so.5
#28 0x00007efd8f4e6269 in QQuickItem::setY(double) () at
/usr/lib/libQt5Quick.so.5
#29 0x00007efd8f4f026b in QQuickItem::qt_metacall(QMetaObject::Call, int,
void**) () at /usr/lib/libQt5Quick.so.5
#30 0x00007efd8f0b5380 in QQmlPropertyPrivate::write(QObject*, QQmlPropertyData
const&, QVariant const&, QQmlContextData*, QFlags<QQmlPropertyData::WriteFlag>)
() at /usr/lib/libQt5Qml.so.5
#31 0x00007efd8f3d0c66 in  () at /usr/lib/libQt5Quick.so.5
#32 0x00007efd8f169768 in QAbstractAnimationJob::setCurrentTime(int) () at
/usr/lib/libQt5Qml.so.5
#33 0x00007efd8f1692ae in
QAbstractAnimationJob::setState(QAbstractAnimationJob::State) () at
/usr/lib/libQt5Qml.so.5
#34 0x00007efd8f593d74 in  () at /usr/lib/libQt5Quick.so.5
#35 0x00007efd8f5ac675 in  () at /usr/lib/libQt5Quick.so.5
#36 0x00007efd8f11d27e in  () at /usr/lib/libQt5Qml.so.5
#37 0x00007efd8f11de66 in  () at /usr/lib/libQt5Qml.so.5
#38 0x00007efd8f11bad4 in
QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) () at
/usr/lib/libQt5Qml.so.5
#39 0x00007efd8f0f71ad in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*,
void**) () at /usr/lib/libQt5Qml.so.5
#40 0x00007efd90083485 in  () at /usr/lib/libQt5Core.so.5
#41 0x00007efd50136af0 in  () at /usr/lib/qt/plugins/kcms/kcm_style.so
#42 0x00007efd50137a6b in  () at /usr/lib/qt/plugins/kcms/kcm_style.so
#43 0x00007efd8efe1064 in
QV4::QObjectWrapper::setProperty(QV4::ExecutionEngine*, QObject*,
QQmlPropertyData*, QV4::Value const&) () at /usr/lib/libQt5Qml.so.5
#44 0x00007efd8efe16e9 in
QV4::QObjectWrapper::setQmlProperty(QV4::ExecutionEngine*, QQmlContextData*,
QObject*, QV4::String*, QV4::QObjectWrapper::RevisionMode, QV4::Value const&)
() at /usr/lib/libQt5Qml.so.5
#45 0x00007efd8efe1887 in QV4::QObjectWrapper::virtualPut(QV4::Managed*,
QV4::PropertyKey, QV4::Value const&, QV4::Value*) () at /usr/lib/libQt5Qml.so.5
#46 0x00007efd8ef716e3 in QV4::Lookup::setterFallback(QV4::Lookup*,
QV4::ExecutionEngine*, QV4::Value&, QV4::Value const&) () at
/usr/lib/libQt5Qml.so.5
#47 0x00007efd8effa769 in  () at /usr/lib/libQt5Qml.so.5
#48 0x00007efd8effe5ef in  () at /usr/lib/libQt5Qml.so.5
#49 0x00007efd8ef989ce in QV4::Function::call(QV4::Value const*, QV4::Value
const*, int, QV4::ExecutionContext const*) () at /usr/lib/libQt5Qml.so.5
#50 0x00007efd8f114ad6 in QQmlJavaScriptExpression::evaluate(QV4::CallData*,
bool*) () at /usr/lib/libQt5Qml.so.5
#51 0x00007efd8f0c6bfd in QQmlBoundSignalExpression::evaluate(void**) () at
/usr/lib/libQt5Qml.so.5
#52 0x00007efd8f0c70e1 in  () at /usr/lib/libQt5Qml.so.5
#53 0x00007efd8f0f71ad in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*,
void**) () at /usr/lib/libQt5Qml.so.5
#54 0x00007efd90083485 in  () at /usr/lib/libQt5Core.so.5
#55 0x00007efd89f32712 in QQuickAbstractButtonPrivate::handleRelease(QPointF
const&) () at /usr/lib/libQt5QuickTemplates2.so.5
#56 0x00007efd89f4ffb1 in QQuickControl::mouseReleaseEvent(QMouseEvent*) () at
/usr/lib/libQt5QuickTemplates2.so.5
#57 0x00007efd8f4ea9f8 in QQuickItem::event(QEvent*) () at
/usr/lib/libQt5Quick.so.5
#58 0x00007efd90ba2702 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#59 0x00007efd9004c69a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#60 0x00007efd8f506dd8 in
QQuickWindowPrivate::deliverMouseEvent(QQuickPointerMouseEvent*) () at
/usr/lib/libQt5Quick.so.5
#61 0x00007efd8f50818c in
QQuickWindowPrivate::deliverPointerEvent(QQuickPointerEvent*) () at
/usr/lib/libQt5Quick.so.5
#62 0x00007efd904b94f5 in QWindow::event(QEvent*) () at /usr/lib/libQt5Gui.so.5
#63 0x00007efd90ba2702 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#64 0x00007efd9004c69a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#65 0x00007efd8f8251da in QQuickWidget::mouseReleaseEvent(QMouseEvent*) () at
/usr/lib/libQt5QuickWidgets.so.5
#66 0x00007efd90be3c7e in QWidget::event(QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#67 0x00007efd90ba2702 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#68 0x00007efd90ba9977 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#69 0x00007efd9004c69a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#70 0x00007efd90ba885e in QApplicationPrivate::sendMouseEvent(QWidget*,
QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool, bool) ()
at /usr/lib/libQt5Widgets.so.5
#71 0x00007efd90bfc3b2 in  () at /usr/lib/libQt5Widgets.so.5
#72 0x00007efd90bff78f in  () at /usr/lib/libQt5Widgets.so.5
#73 0x00007efd90ba2702 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#74 0x00007efd9004c69a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#75 0x00007efd904acf1c in
QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*)
() at /usr/lib/libQt5Gui.so.5
#76 0x00007efd904826ec in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /usr/lib/libQt5Gui.so.5
#77 0x00007efd8af12c8c in  () at /usr/lib/libQt5XcbQpa.so.5
#78 0x00007efd8dd2043c in g_main_context_dispatch () at
/usr/lib/libglib-2.0.so.0
#79 0x00007efd8dd6dfa9 in  () at /usr/lib/libglib-2.0.so.0
#80 0x00007efd8dd1f221 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#81 0x00007efd900a5211 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#82 0x00007efd9004b01c in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#83 0x00007efd900534a4 in QCoreApplication::exec() () at
/usr/lib/libQt5Core.so.5
#84 0x000055e99467546c in  ()
#85 0x00007efd8fa1d002 in __libc_start_main () at /usr/lib/libc.so.6
#86 0x000055e9946754fe in _start ()
[Inferior 1 (process 2572) detached]

Possible duplicates by query: bug 421261, bug 419078, bug 418917, bug 418549,
bug 417802.

Reported using DrKonqi

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