SUMMARY any option within "Appearance" section in system settings causes a crash STEPS TO REPRODUCE 1. open system settings 2. select any option in Appearance 3. OBSERVED RESULT Crash Application: systemsettings5 (5.19.5) Qt Version: 5.14.2 Frameworks Version: 5.74.0 Operating System: Linux 5.8.0-33-generic x86_64 Windowing system: X11 Distribution: Ubuntu 20.10 -- Backtrace: Application: System Settings (systemsettings5), signal: Segmentation fault [KCrash Handler] #4 0x00007f69cb7b2d74 in QWidget::style() const () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #5 0x00007f69c45a5479 in dstyle::Style::drawComboBoxLabelControl(QStyleOption const*, QPainter*, QWidget const*) const () from /usr/lib/x86_64-linux-gnu/qt5/plugins/styles/libdstyleplugin.so #6 0x00007f69c4593586 in dstyle::Style::drawControl(QStyle::ControlElement, QStyleOption const*, QPainter*, QWidget const*) const () from /usr/lib/x86_64-linux-gnu/qt5/plugins/styles/libdstyleplugin.so #7 0x00007f69b42718ca in ?? () from /usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/qqc2desktopstyle/private/libqqc2desktopstyleplugin.so #8 0x00007f69b4271eb7 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/qqc2desktopstyle/private/libqqc2desktopstyleplugin.so #9 0x00007f69ca0b7ceb in QQuickWindowPrivate::polishItems() () from /lib/x86_64-linux-gnu/libQt5Quick.so.5 #10 0x00007f69ca171102 in QQuickRenderControl::polishItems() () from /lib/x86_64-linux-gnu/libQt5Quick.so.5 #11 0x00007f69ca3ce869 in ?? () from /lib/x86_64-linux-gnu/libQt5QuickWidgets.so.5 #12 0x00007f69cb7ccd64 in QWidget::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #13 0x00007f69cb78b013 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #14 0x00007f69cac491ca in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5 #15 0x00007f69cb7c455e in QWidgetPrivate::sendPendingMoveAndResizeEvents(bool, bool) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #16 0x00007f69cb7c8cb7 in QWidgetPrivate::show_helper() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #17 0x00007f69cb7cbe73 in QWidgetPrivate::setVisible(bool) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #18 0x00007f69cb7c8c41 in QWidgetPrivate::showChildren(bool) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #19 0x00007f69cb7c8cd3 in QWidgetPrivate::show_helper() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #20 0x00007f69cb7cbe73 in QWidgetPrivate::setVisible(bool) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #21 0x00007f69cb7c8c41 in QWidgetPrivate::showChildren(bool) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #22 0x00007f69cb7c8cd3 in QWidgetPrivate::show_helper() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #23 0x00007f69cb7c8c59 in QWidgetPrivate::showChildren(bool) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #24 0x00007f69cb7c8cd3 in QWidgetPrivate::show_helper() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #25 0x00007f69cb7cbe73 in QWidgetPrivate::setVisible(bool) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #26 0x00007f69cb7c8c41 in QWidgetPrivate::showChildren(bool) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #27 0x00007f69cb7c8cd3 in QWidgetPrivate::show_helper() () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #28 0x00007f69cb7cbe73 in QWidgetPrivate::setVisible(bool) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #29 0x00007f69cb7b0f17 in QStackedLayout::setCurrentIndex(int) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #30 0x00007f69cbfe9c59 in ?? () from /lib/x86_64-linux-gnu/libKF5WidgetsAddons.so.5 #31 0x00007f69cac7f320 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5 #32 0x00007f69cabf3354 in QItemSelectionModel::selectionChanged(QItemSelection const&, QItemSelection const&) () from /lib/x86_64-linux-gnu/libQt5Core.so.5 #33 0x00007f69cabfc146 in QItemSelectionModel::select(QItemSelection const&, QFlags<QItemSelectionModel::SelectionFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5 #34 0x00007f69cabf6cab in QItemSelectionModel::setCurrentIndex(QModelIndex const&, QFlags<QItemSelectionModel::SelectionFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5 #35 0x00007f69cbfe7ff7 in ?? () from /lib/x86_64-linux-gnu/libKF5WidgetsAddons.so.5 #36 0x00007f69cbfe9adc in ?? () from /lib/x86_64-linux-gnu/libKF5WidgetsAddons.so.5 #37 0x00007f69cac7f320 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5 #38 0x00007f69cabe2e0a in QAbstractItemModel::layoutChanged(QList<QPersistentModelIndex> const&, QAbstractItemModel::LayoutChangeHint) () from /lib/x86_64-linux-gnu/libQt5Core.so.5 #39 0x00007f69cbff04b0 in KPageWidgetModel::addPage(KPageWidgetItem*) () from /lib/x86_64-linux-gnu/libKF5WidgetsAddons.so.5 #40 0x00007f69cc2d1270 in ModuleView::loadModule(QModelIndex const&, QStringList const&) () from /lib/x86_64-linux-gnu/libsystemsettingsview.so.3 #41 0x00007f69bc4674fe in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/systemsettings_sidebar_mode.so #42 0x00007f69bc46588d in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/systemsettings_sidebar_mode.so #43 0x00007f69bc465db3 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/plugins/systemsettings_sidebar_mode.so #44 0x00007f69c9cadbd5 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5 #45 0x00007f69c9ba44aa in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5 #46 0x00007f69c9ba62b2 in QV4::QObjectMethod::callInternal(QV4::Value const*, QV4::Value const*, int) const () from /lib/x86_64-linux-gnu/libQt5Qml.so.5 #47 0x00007f69c9bc158b in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5 #48 0x00007f69c9bc40b7 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5 #49 0x00007f69c9b6108d in QV4::Function::call(QV4::Value const*, QV4::Value const*, int, QV4::ExecutionContext const*) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5 #50 0x00007f69c9cc7a15 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5 #51 0x00007f69c9c7f07b in QQmlBoundSignalExpression::evaluate(void**) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5 #52 0x00007f69c9c7f558 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5 #53 0x00007f69c9cad67d in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () from /lib/x86_64-linux-gnu/libQt5Qml.so.5 #54 0x00007f69cac7ee75 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5 #55 0x00007f69c48c3531 in QQuickAbstractButtonPrivate::handleRelease(QPointF const&) () from /lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5 #56 0x00007f69c48e19a9 in QQuickControl::mouseReleaseEvent(QMouseEvent*) () from /lib/x86_64-linux-gnu/libQt5QuickTemplates2.so.5 #57 0x00007f69ca0a5388 in QQuickItem::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Quick.so.5 #58 0x00007f69cb78b013 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #59 0x00007f69cac491ca in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5 #60 0x00007f69ca0bfc34 in QQuickWindowPrivate::deliverMouseEvent(QQuickPointerMouseEvent*) () from /lib/x86_64-linux-gnu/libQt5Quick.so.5 #61 0x00007f69ca0c0f6b in QQuickWindowPrivate::deliverPointerEvent(QQuickPointerEvent*) () from /lib/x86_64-linux-gnu/libQt5Quick.so.5 #62 0x00007f69cb0b07c5 in QWindow::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5 #63 0x00007f69cb78b013 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #64 0x00007f69cac491ca in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5 #65 0x00007f69ca3d29fb in QQuickWidget::mouseReleaseEvent(QMouseEvent*) () from /lib/x86_64-linux-gnu/libQt5QuickWidgets.so.5 #66 0x00007f69cb7cc30e in QWidget::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #67 0x00007f69cb78b013 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #68 0x00007f69cb790841 in QApplication::notify(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #69 0x00007f69cac491ca in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5 #70 0x00007f69cb78f73a in QApplicationPrivate::sendMouseEvent(QWidget*, QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool, bool) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #71 0x00007f69cb7e4f32 in ?? () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #72 0x00007f69cb7e7d8e in ?? () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #73 0x00007f69cb78b013 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5 #74 0x00007f69cac491ca in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5 #75 0x00007f69cb0a448b in QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5 #76 0x00007f69cb07a2bb in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5 #77 0x00007f69c5c5e35e in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #78 0x00007f69c89934db in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #79 0x00007f69c8993788 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #80 0x00007f69c8993853 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #81 0x00007f69caca0843 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5 #82 0x00007f69cac47a4b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5 #83 0x00007f69cac4ffc6 in QCoreApplication::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5 #84 0x000055a0bc0e70bf in ?? () #85 0x00007f69ca5fbcb2 in __libc_start_main (main=0x55a0bc0e69c0, argc=1, argv=0x7ffcbe466cb8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffcbe466ca8) at ../csu/libc-start.c:314 #86 0x000055a0bc0e7d2e in _start () [Inferior 1 (process 5937) detached] Report to https://bugs.kde.org/ EXPECTED RESULT SOFTWARE/OS VERSIONS Windows: macOS: Linux/KDE Plasma: (available in About System) KDE Plasma Version: KDE Frameworks Version: Qt Version: ADDITIONAL INFORMATION
Are you using a custom theme? If so, does it crash when using the default Breeze Theme?
Dear Bug Submitter, This bug has been in NEEDSINFO status with no change for at least 15 days. Please provide the requested information as soon as possible and set the bug status as REPORTED. Due to regular bug tracker maintenance, if the bug is still in NEEDSINFO status with no change in 30 days the bug will be closed as RESOLVED > WORKSFORME due to lack of needed information. For more information about our bug triaging procedures please read the wiki located here: https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging If you have already provided the requested information, please mark the bug as REPORTED so that the KDE team knows that the bug is ready to be confirmed. Thank you for helping us make KDE software even better for everyone!
This bug has been in NEEDSINFO status with no change for at least 30 days. The bug is now closed as RESOLVED > WORKSFORME due to lack of needed information. For more information about our bug triaging procedures please read the wiki located here: https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging Thank you for helping us make KDE software even better for everyone!