https://bugs.kde.org/show_bug.cgi?id=452467

            Bug ID: 452467
           Summary: System Settigns crash when opening Application Style
                    from left panel
           Product: systemsettings
           Version: 5.24.3
          Platform: unspecified
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: plasma-b...@kde.org
          Reporter: evren...@hotmail.com
  Target Milestone: ---

Application: systemsettings (5.24.3)

Qt Version: 5.15.3
Frameworks Version: 5.91.0
Operating System: Linux 5.15.28-1-MANJARO x86_64
Windowing System: X11
Distribution: Manjaro Linux
DrKonqi: 5.24.3 [KCrashBackend]

-- Information about the crash:
- What I was doing when the application crashed:
System Settigns crash when opening Application Style from left panel.

I use breeze style and breeze themes.

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings), signal: Aborted

[KCrash Handler]
#4  0x00007fc22617234c in __pthread_kill_implementation () at
/usr/lib/libc.so.6
#5  0x00007fc2261254b8 in raise () at /usr/lib/libc.so.6
#6  0x00007fc22610f534 in abort () at /usr/lib/libc.so.6
#7  0x00007fc2265b4ee4 in qt_assert(char const*, char const*, int) () at
/usr/lib/libQt5Core.so.5
#8  0x00007fc2265d2c55 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007fc163b518df in  () at /usr/lib/qt/plugins/styles/libqgtk2style.so
#10 0x00007fc163b40170 in  () at /usr/lib/qt/plugins/styles/libqgtk2style.so
#11 0x00007fc163b54042 in  () at /usr/lib/qt/plugins/styles/libqgtk2style.so
#12 0x00007fc22738b0ce in QStyleFactory::create(QString const&) () at
/usr/lib/libQt5Widgets.so.5
#13 0x00007fc1808464d0 in  () at
/usr/lib/qt/plugins/plasma/kcms/systemsettings/kcm_style.so
#14 0x00007fc22538210c in
QQmlObjectCreator::finalize(QQmlInstantiationInterrupt&) (this=0x5610e9aa16e0,
interrupt=...) at
/usr/src/debug/qtdeclarative/src/qml/qml/qqmlobjectcreator.cpp:1414
#15 0x00007fc2253258d0 in
QQmlIncubatorPrivate::incubate(QQmlInstantiationInterrupt&)
(this=0x5610e6d9bca0, i=<optimized out>) at
/usr/include/qt/QtCore/qscopedpointer.h:116
#16 0x00007fc22532632e in QQmlEnginePrivate::incubate(QQmlIncubator&,
QQmlContextData*) (this=0x5610ed3310b0, i=<optimized out>,
forContext=<optimized out>) at
/usr/src/debug/qtdeclarative/src/qml/qml/qqmlincubator.cpp:89
#17 0x00007fc223bcecd6 in
QQmlDelegateModelPrivate::object(QQmlListCompositor::Group, int,
QQmlIncubator::IncubationMode) (this=0x5610e788fdf0, group=<optimized out>,
index=6, incubationMode=<optimized out>) at
/usr/src/debug/qtdeclarative/src/qmlmodels/qqmldelegatemodel.cpp:1311
#18 0x00007fc2257ea2e6 in QQuickItemViewPrivate::createItem(int,
QQmlIncubator::IncubationMode) (this=0x5610e68d4560, modelIndex=6,
incubationMode=QQmlIncubator::AsynchronousIfNested) at
/usr/src/debug/qtdeclarative/src/quick/items/qquickitemview.cpp:2349
#19 0x00007fc2257d0ecb in QQuickGridViewPrivate::addVisibleItems(double,
double, double, double, bool) (this=0x5610e68d4560, fillFrom=-0, fillTo=1270,
bufferFrom=<optimized out>, bufferTo=<optimized out>, doBuffer=false) at
/usr/src/debug/qtdeclarative/src/quick/items/qquickgridview.cpp:520
#20 0x00007fc2257e01cc in QQuickItemViewPrivate::refill(double, double)
(this=0x5610e68d4560, from=-0, to=1270) at
/usr/src/debug/qtdeclarative/src/quick/items/qquickitemview.cpp:1801
#21 0x00007fc2257e8c62 in QQuickItemViewPrivate::regenerate(bool)
(this=0x5610e68d4560, orientationChanged=<optimized out>) at
/usr/src/debug/qtdeclarative/src/quick/items/qquickitemview.cpp:1848
#22 0x00007fc2257dfc1a in QQuickItemViewPrivate::regenerate(bool)
(orientationChanged=false, this=0x5610e68d4560) at
../../include/QtQmlModels/5.15.3/QtQmlModels/private/../../../../../../qtdeclarative/src/qmlmodels/qqmlchangeset_p.h:127
#23 QQuickItemView::modelUpdated(QQmlChangeSet const&, bool)
(this=0x5610e6785f50, changeSet=<optimized out>, reset=<optimized out>) at
/usr/src/debug/qtdeclarative/src/quick/items/qquickitemview.cpp:1247
#24 0x00007fc2267d2faf in  () at /usr/lib/libQt5Core.so.5
#25 0x00007fc223ba5c0b in QQmlInstanceModel::modelUpdated(QQmlChangeSet const&,
bool) (this=<optimized out>, _t1=<optimized out>, _t2=<optimized out>) at
.moc/moc_qqmlobjectmodel_p.cpp:263
#26 0x00007fc223bca73d in non-virtual thunk to
QQmlDelegateModelPrivate::emitModelUpdated(QQmlChangeSet const&, bool) () at
/usr/src/debug/qtdeclarative/src/qmlmodels/qqmldelegatemodel.cpp:1825
#27 0x00007fc223bd0ba4 in QQmlDelegateModelGroupPrivate::emitModelUpdated(bool)
(reset=<optimized out>, this=0x5610e6c83000) at
/usr/src/debug/qtdeclarative/src/qmlmodels/qqmldelegatemodel.cpp:2745
#28 QQmlDelegateModelPrivate::emitChanges() (this=this@entry=0x5610e788fdf0) at
/usr/src/debug/qtdeclarative/src/qmlmodels/qqmldelegatemodel.cpp:1868
#29 0x00007fc223bd3e78 in QQmlDelegateModel::_q_modelReset()
(this=0x5610e8552310) at
/usr/src/debug/qtdeclarative/src/qmlmodels/qqmldelegatemodel.cpp:1918
#30 0x00007fc223bdafd3 in QQmlDelegateModel::qt_metacall(QMetaObject::Call,
int, void**) (this=0x5610e8552310, _c=QMetaObject::InvokeMetaMethod, _id=8,
_a=0x7ffec1d77210) at .moc/moc_qqmldelegatemodel_p.cpp:371
#31 0x00007fc2267d2d24 in  () at /usr/lib/libQt5Core.so.5
#32 0x00007fc22675eb62 in
QAbstractItemModel::modelReset(QAbstractItemModel::QPrivateSignal) () at
/usr/lib/libQt5Core.so.5
#33 0x00007fc180842a1a in  () at
/usr/lib/qt/plugins/plasma/kcms/systemsettings/kcm_style.so
#34 0x00007fc18084472e in  () at
/usr/lib/qt/plugins/plasma/kcms/systemsettings/kcm_style.so
#35 0x00007fc2260a95e8 in  () at /usr/lib/libKF5KCMUtils.so.5
#36 0x00007fc2267c62d6 in QObject::event(QEvent*) () at
/usr/lib/libQt5Core.so.5
#37 0x00007fc22731c1c6 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#38 0x00007fc2267a20aa in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#39 0x00007fc2267a2ba9 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#40 0x00007fc2267ea188 in  () at /usr/lib/libQt5Core.so.5
#41 0x00007fc224468ee3 in g_main_context_dispatch () at
/usr/lib/libglib-2.0.so.0
#42 0x00007fc2244bf0f9 in  () at /usr/lib/libglib-2.0.so.0
#43 0x00007fc224466455 in g_main_context_iteration () at
/usr/lib/libglib-2.0.so.0
#44 0x00007fc2267ee08a in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#45 0x00007fc22679a39b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#46 0x00007fc2267a5ad7 in QCoreApplication::exec() () at
/usr/lib/libQt5Core.so.5
#47 0x00005610e34b7be8 in  ()
#48 0x00007fc226110310 in __libc_start_call_main () at /usr/lib/libc.so.6
#49 0x00007fc2261103c1 in __libc_start_main_impl () at /usr/lib/libc.so.6
#50 0x00005610e34b8545 in  ()
[Inferior 1 (process 3476) detached]

The reporter indicates this bug may be a duplicate of or related to bug 451008.

Possible duplicates by query: bug 451008, bug 449849, bug 448798, bug 446901,
bug 446598.

Reported using DrKonqi

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