Bug 431040

Summary: Systemsettings crashes when selecting "Screen Edges"
Product: [Applications] systemsettings Reporter: a.nicastro.pub+kde
Component: kcm_workspaceAssignee: Plasma Bugs List <plasma-bugs>
Status: RESOLVED DUPLICATE    
Severity: normal CC: nate
Priority: NOR    
Version: 5.20.4   
Target Milestone: ---   
Platform: Arch Linux   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:
Attachments: Systemsettings crash report

Description a.nicastro.pub+kde 2021-01-01 19:20:57 UTC
Created attachment 134445 [details]
Systemsettings crash report

SUMMARY
While configuring screen locking appearance and then switching to the "Screen Edges" pane, systemsettings crashes with a segfault. 

STEPS TO REPRODUCE
1. navigate to "Workspace Behavior" -> "Screen Locking"
2. Click on "Appearance: Configure..."
3. Select "Screen Edges"


OBSERVED RESULT
Segmentation Fault

EXPECTED RESULT
No crash.

SOFTWARE/OS VERSIONS
Windows: 
macOS: 
Linux/KDE Plasma:Linux 5.9.14-arch1-1 x86_64
(available in About System)
KDE Plasma Version: 5.20.4
KDE Frameworks Version: 5.77.0
Qt Version: 5.15.2

ADDITIONAL INFORMATION
Attached you can find the crash log
Comment 1 Nate Graham 2021-01-05 02:41:01 UTC

*** This bug has been marked as a duplicate of bug 426047 ***
Comment 2 Nate Graham 2021-01-14 00:10:03 UTC
[KCrash Handler]
#4  0x0000556c4f00bd70 in ?? ()
#5  0x00007fe2885230f4 in ?? () from /usr/lib/libQt5Qml.so.5
#6  0x00007fe28840b830 in QV4::QObjectWrapper::getQmlProperty(QV4::ExecutionEngine*, QQmlContextData*, QObject*, QV4::String*, QV4::QObjectWrapper::RevisionMode, bool*, QQmlPropertyData**) () from /usr/lib/libQt5Qml.so.5
#7  0x00007fe2883eaa6c in QV4::QQmlContextWrapper::getPropertyAndBase(QV4::QQmlContextWrapper const*, QV4::PropertyKey, QV4::Value const*, bool*, QV4::Value*, QV4::Lookup*) () from /usr/lib/libQt5Qml.so.5
#8  0x00007fe2883eb364 in QV4::QQmlContextWrapper::resolveQmlContextPropertyLookupGetter(QV4::Lookup*, QV4::ExecutionEngine*, QV4::Value*) () from /usr/lib/libQt5Qml.so.5
#9  0x00007fe2884286fb in ?? () from /usr/lib/libQt5Qml.so.5
#10 0x00007fe28842d68f in ?? () from /usr/lib/libQt5Qml.so.5
#11 0x00007fe2883c7d2e in QV4::Function::call(QV4::Value const*, QV4::Value const*, int, QV4::ExecutionContext const*) () from /usr/lib/libQt5Qml.so.5
#12 0x00007fe288543916 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) () from /usr/lib/libQt5Qml.so.5
#13 0x00007fe2884f662d in QQmlBoundSignalExpression::evaluate(void**) () from /usr/lib/libQt5Qml.so.5
#14 0x00007fe2884f6b11 in ?? () from /usr/lib/libQt5Qml.so.5
#15 0x00007fe28852700d in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () from /usr/lib/libQt5Qml.so.5
#16 0x00007fe2894e3955 in ?? () from /usr/lib/libQt5Core.so.5
#17 0x00007fe2884f1f4a in QQmlContextData::emitDestruction() () from /usr/lib/libQt5Qml.so.5
#18 0x00007fe2884f1f71 in QQmlContextData::emitDestruction() () from /usr/lib/libQt5Qml.so.5
#19 0x00007fe2884f1f71 in QQmlContextData::emitDestruction() () from /usr/lib/libQt5Qml.so.5
#20 0x00007fe2884f1f71 in QQmlContextData::emitDestruction() () from /usr/lib/libQt5Qml.so.5
#21 0x00007fe2884f1f71 in QQmlContextData::emitDestruction() () from /usr/lib/libQt5Qml.so.5
#22 0x00007fe2884f21aa in QQmlContextData::invalidate() () from /usr/lib/libQt5Qml.so.5
#23 0x00007fe2884f1cd8 in QQmlContextData::destroy() () from /usr/lib/libQt5Qml.so.5
#24 0x00007fe2884f1eae in QQmlContext::~QQmlContext() () from /usr/lib/libQt5Qml.so.5
#25 0x00007fe2884f1eca in QQmlContext::~QQmlContext() () from /usr/lib/libQt5Qml.so.5
#26 0x00007fe2894d710e in QObjectPrivate::deleteChildren() () from /usr/lib/libQt5Core.so.5
#27 0x00007fe2894e1f75 in QObject::~QObject() () from /usr/lib/libQt5Core.so.5
#28 0x00007fe288c4709a in KDeclarative::QmlObjectSharedEngine::~QmlObjectSharedEngine() () from /usr/lib/libKF5Declarative.so.5
#29 0x00007fe28a97a6dc in KQuickAddons::ConfigModule::~ConfigModule() () from /usr/lib/libKF5QuickAddons.so.5
#30 0x00007fe25d55f876 in ?? () from /usr/lib/qt/plugins/kcms/kcm_screenlocker.so
#31 0x00007fe28aa6b273 in ?? () from /usr/lib/libKF5KCMUtils.so.5
#32 0x00007fe28aa6b299 in ?? () from /usr/lib/libKF5KCMUtils.so.5
#33 0x00007fe28aa717b4 in KCModuleProxy::deleteClient() () from /usr/lib/libKF5KCMUtils.so.5
#34 0x00007fe28aa71929 in KCModuleProxy::~KCModuleProxy() () from /usr/lib/libKF5KCMUtils.so.5
#35 0x00007fe28aa719ea in KCModuleProxy::~KCModuleProxy() () from /usr/lib/libKF5KCMUtils.so.5
#36 0x00007fe2894d710e in QObjectPrivate::deleteChildren() () from /usr/lib/libQt5Core.so.5
#37 0x00007fe28a0a904e in QWidget::~QWidget() () from /usr/lib/libQt5Widgets.so.5
#38 0x00007fe28a0a93ca in QWidget::~QWidget() () from /usr/lib/libQt5Widgets.so.5
#39 0x00007fe2894d710e in QObjectPrivate::deleteChildren() () from /usr/lib/libQt5Core.so.5
#40 0x00007fe28a0a904e in QWidget::~QWidget() () from /usr/lib/libQt5Widgets.so.5
#41 0x00007fe28a206a5a in QScrollArea::~QScrollArea() () from /usr/lib/libQt5Widgets.so.5
#42 0x00007fe28a7d9468 in KPageWidgetItem::~KPageWidgetItem() () from /usr/lib/libKF5WidgetsAddons.so.5
#43 0x00007fe28a7d9566 in ?? () from /usr/lib/libKF5WidgetsAddons.so.5
#44 0x00007fe28a7d9742 in KPageWidgetModel::removePage(KPageWidgetItem*) () from /usr/lib/libKF5WidgetsAddons.so.5
#45 0x00007fe28aaabf46 in ModuleView::closeModules() () from /usr/lib/libsystemsettingsview.so.3
#46 0x00007fe281a7b142 in ?? () from /usr/lib/qt/plugins/systemsettings_sidebar_mode.so
#47 0x00007fe281a798ce in ?? () from /usr/lib/qt/plugins/systemsettings_sidebar_mode.so
#48 0x00007fe281a79e23 in ?? () from /usr/lib/qt/plugins/systemsettings_sidebar_mode.so
#49 0x00007fe28852756e in ?? () from /usr/lib/libQt5Qml.so.5
#50 0x00007fe28840d09f in ?? () from /usr/lib/libQt5Qml.so.5
#51 0x00007fe28840ef3a in QV4::QObjectMethod::callInternal(QV4::Value const*, QV4::Value const*, int) const () from /usr/lib/libQt5Qml.so.5
#52 0x00007fe28842ab37 in ?? () from /usr/lib/libQt5Qml.so.5
#53 0x00007fe28842d68f in ?? () from /usr/lib/libQt5Qml.so.5
#54 0x00007fe2883c7d2e in QV4::Function::call(QV4::Value const*, QV4::Value const*, int, QV4::ExecutionContext const*) () from /usr/lib/libQt5Qml.so.5
#55 0x00007fe288543916 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) () from /usr/lib/libQt5Qml.so.5
#56 0x00007fe2884f662d in QQmlBoundSignalExpression::evaluate(void**) () from /usr/lib/libQt5Qml.so.5
#57 0x00007fe2884f6b11 in ?? () from /usr/lib/libQt5Qml.so.5
#58 0x00007fe28852700d in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () from /usr/lib/libQt5Qml.so.5
#59 0x00007fe2894e3955 in ?? () from /usr/lib/libQt5Core.so.5
#60 0x00007fe283702732 in QQuickAbstractButtonPrivate::handleRelease(QPointF const&) () from /usr/lib/libQt5QuickTemplates2.so.5
#61 0x00007fe283720011 in QQuickControl::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/libQt5QuickTemplates2.so.5
#62 0x00007fe28891b058 in QQuickItem::event(QEvent*) () from /usr/lib/libQt5Quick.so.5
#63 0x00007fe28a06c752 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#64 0x00007fe2894aca7a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5
#65 0x00007fe288937898 in QQuickWindowPrivate::deliverMouseEvent(QQuickPointerMouseEvent*) () from /usr/lib/libQt5Quick.so.5
#66 0x00007fe288938c4c in QQuickWindowPrivate::deliverPointerEvent(QQuickPointerEvent*) () from /usr/lib/libQt5Quick.so.5
#67 0x00007fe28998ab95 in QWindow::event(QEvent*) () from /usr/lib/libQt5Gui.so.5
#68 0x00007fe28a06c752 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#69 0x00007fe2894aca7a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5
#70 0x00007fe288c5c35a in QQuickWidget::mouseReleaseEvent(QMouseEvent*) () from /usr/lib/libQt5QuickWidgets.so.5
#71 0x00007fe28a0adb0e in QWidget::event(QEvent*) () from /usr/lib/libQt5Widgets.so.5
#72 0x00007fe28a06c752 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#73 0x00007fe28a07387b in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#74 0x00007fe2894aca7a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5
#75 0x00007fe28a07287e in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool, bool) () from /usr/lib/libQt5Widgets.so.5
#76 0x00007fe28a0c6249 in ?? () from /usr/lib/libQt5Widgets.so.5
#77 0x00007fe28a0c963f in ?? () from /usr/lib/libQt5Widgets.so.5
#78 0x00007fe28a06c752 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#79 0x00007fe2894aca7a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5
#80 0x00007fe28997e594 in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () from /usr/lib/libQt5Gui.so.5
#81 0x00007fe289953bb5 in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Gui.so.5
#82 0x00007fe2843c916c in ?? () from /usr/lib/libQt5XcbQpa.so.5
#83 0x00007fe28712aa84 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#84 0x00007fe28717e9b1 in ?? () from /usr/lib/libglib-2.0.so.0
#85 0x00007fe2871292b1 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#86 0x00007fe2895056e1 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#87 0x00007fe2894ab3fc in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#88 0x00007fe2894b3894 in QCoreApplication::exec() () from /usr/lib/libQt5Core.so.5
#89 0x0000556c4cab0960 in ?? ()
#90 0x00007fe288e79152 in __libc_start_main () from /usr/lib/libc.so.6
#91 0x0000556c4cab133e in _start ()
[Inferior 1 (process 74200) detached]

Report to https://bugs.kde.org/
Comment 3 Nate Graham 2021-01-14 00:20:47 UTC

*** This bug has been marked as a duplicate of bug 431419 ***