Application: kate (22.04.2) Qt Version: 5.15.5 Frameworks Version: 5.95.0 Operating System: Linux 5.18.6-arch1-1 x86_64 Windowing System: X11 Distribution: Arch Linux DrKonqi: 5.25.1 [KCrashBackend] -- Information about the crash: I am not sure if this is a race condition because I don't see it often. The reporter is unsure if this crash is reproducible. -- Backtrace: Application: Kate (kate), signal: Segmentation fault [KCrash Handler] #4 0x00007ff3dff5a0d4 in QKeySequence::QKeySequence(QKeySequence const&) () from /usr/lib/libQt5Gui.so.5 #5 0x00007ff3e076ca79 in QAction::shortcut() const () from /usr/lib/libQt5Widgets.so.5 #6 0x00007ff3e130a212 in ?? () from /usr/lib/libKF5ConfigWidgets.so.5 #7 0x00007ff3dfa664a1 in QSortFilterProxyModel::data(QModelIndex const&, int) const () from /usr/lib/libQt5Core.so.5 #8 0x00007ff3e1302f0d in ?? () from /usr/lib/libKF5ConfigWidgets.so.5 #9 0x00007ff3e0a493da in QTreeViewPrivate::widthHintForIndex(QModelIndex const&, int, QStyleOptionViewItem const&, int) const () from /usr/lib/libQt5Widgets.so.5 #10 0x00007ff3e0a52f53 in QTreeView::sizeHintForColumn(int) const () from /usr/lib/libQt5Widgets.so.5 #11 0x00007ff3e09ef666 in ?? () from /usr/lib/libQt5Widgets.so.5 #12 0x00007ff3e09efccb in QHeaderView::sectionSize(int) const () from /usr/lib/libQt5Widgets.so.5 #13 0x00007ff3e0a55a97 in QTreeViewPrivate::updateScrollBars() () from /usr/lib/libQt5Widgets.so.5 #14 0x00007ff3e0a55e88 in QTreeView::updateGeometries() () from /usr/lib/libQt5Widgets.so.5 #15 0x00007ff3e0a4c7c9 in QTreeView::timerEvent(QTimerEvent*) () from /usr/lib/libQt5Widgets.so.5 #16 0x00007ff3dfab07d6 in QObject::event(QEvent*) () from /usr/lib/libQt5Core.so.5 #17 0x00007ff3e0853e23 in QFrame::event(QEvent*) () from /usr/lib/libQt5Widgets.so.5 #18 0x00007ff3e0778abc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5 #19 0x00007ff3dfa8cf38 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5 #20 0x00007ff3dfad6e93 in QTimerInfoList::activateTimers() () from /usr/lib/libQt5Core.so.5 #21 0x00007ff3dfad748a in ?? () from /usr/lib/libQt5Core.so.5 #22 0x00007ff3de06fc6b in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0 #23 0x00007ff3de0c6001 in ?? () from /usr/lib/libglib-2.0.so.0 #24 0x00007ff3de06d392 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0 #25 0x00007ff3dfad764c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5 #26 0x00007ff3dfa856ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5 #27 0x00007ff3e08fb508 in ?? () from /usr/lib/libQt5Widgets.so.5 #28 0x00007ff3e08fb623 in QMenu::exec(QPoint const&, QAction*) () from /usr/lib/libQt5Widgets.so.5 #29 0x00007ff3e08fb694 in QMenu::exec() () from /usr/lib/libQt5Widgets.so.5 #30 0x00007ff3e13d4104 in ?? () from /usr/lib/libKF5XmlGui.so.5 #31 0x00007ff3dfabd621 in ?? () from /usr/lib/libQt5Core.so.5 #32 0x00007ff3e076be47 in QAction::triggered(bool) () from /usr/lib/libQt5Widgets.so.5 #33 0x00007ff3e0771857 in QAction::activate(QAction::ActionEvent) () from /usr/lib/libQt5Widgets.so.5 #34 0x00007ff3e077191e in QAction::event(QEvent*) () from /usr/lib/libQt5Widgets.so.5 #35 0x00007ff3e0778abc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5 #36 0x00007ff3dfa8cf38 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5 #37 0x00007ff3dff717dd in QShortcutMap::dispatchEvent(QKeyEvent*) () from /usr/lib/libQt5Gui.so.5 #38 0x00007ff3dff71b77 in QShortcutMap::tryShortcut(QKeyEvent*) () from /usr/lib/libQt5Gui.so.5 #39 0x00007ff3dff2a198 in QWindowSystemInterface::handleShortcutEvent(QWindow*, unsigned long, int, QFlags<Qt::KeyboardModifier>, unsigned int, unsigned int, unsigned int, QString const&, bool, unsigned short) () from /usr/lib/libQt5Gui.so.5 #40 0x00007ff3dff3f932 in QGuiApplicationPrivate::processKeyEvent(QWindowSystemInterfacePrivate::KeyEvent*) () from /usr/lib/libQt5Gui.so.5 #41 0x00007ff3dff289c5 in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Gui.so.5 #42 0x00007ff3dae52ce0 in ?? () from /usr/lib/libQt5XcbQpa.so.5 #43 0x00007ff3de06fc6b in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0 #44 0x00007ff3de0c6001 in ?? () from /usr/lib/libglib-2.0.so.0 #45 0x00007ff3de06d392 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0 #46 0x00007ff3dfad764c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5 #47 0x00007ff3dfa856ec in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5 #48 0x00007ff3dfa901e9 in QCoreApplication::exec() () from /usr/lib/libQt5Core.so.5 #49 0x000055e812bb17da in ?? () #50 0x00007ff3df029290 in ?? () from /usr/lib/libc.so.6 #51 0x00007ff3df02934a in __libc_start_main () from /usr/lib/libc.so.6 #52 0x000055e812bb3c45 in ?? () [Inferior 1 (process 11062) detached] Reported using DrKonqi
This seems to be some issue in the KCommandBar. Perhaps we need to ensure we handle actions that get deleted during the execution of the KCommandBar?
Can not reproduce this. Please retry this with a Qt6 based version, thanks!
I noticed another HUD crash a few days earlier. While I'm not sure if this has the same root cause as the original issue I reported, both seem to be from bringing up the HUD in Kate. This is with Qt 6.8.0-1. The stacktrace from coredumpctl is attached below #0 __pthread_kill_implementation (threadid=<optimized out>, signo=signo@entry=11, no_tid=no_tid@entry=0) at pthread_kill.c:44 #1 0x00007209de2a5463 in __pthread_kill_internal (threadid=<optimized out>, signo=11) at pthread_kill.c:78 #2 0x00007209de24c120 in __GI_raise (sig=11) at ../sysdeps/posix/raise.c:26 #3 0x00007209dff372a1 in KCrash::defaultCrashHandler (sig=11) at /usr/src/debug/kcrash/kcrash-6.8.0/src/kcrash.cpp:596 #4 <signal handler called> #5 0x00007209df3654db in QAction::shortcut() const () from /usr/lib/libQt6Gui.so.6 #6 0x00007209ddc10f3e in KCommandBarModel::data (this=<optimized out>, index=..., role=<optimized out>) at /usr/src/debug/kconfigwidgets/kconfigwidgets-6.8.0/src/kcommandbarmodel_p.cpp:130 #7 0x00007209deb98bd5 in QSortFilterProxyModel::data(QModelIndex const&, int) const () from /usr/lib/libQt6Core.so.6 #8 0x00007209ddc16d20 in QModelIndex::data (this=0x7fffd11623f0, arole=0) at /usr/include/qt6/QtCore/qabstractitemmodel.h:518 #9 ShortcutStyleDelegate::sizeHint (this=0x63e4ff72eba0, option=..., index=...) at /usr/src/debug/kconfigwidgets/kconfigwidgets-6.8.0/src/kcommandbar.cpp:372 #10 0x00007209dfc7d3f2 in QTreeViewPrivate::widthHintForIndex(QModelIndex const&, int, QStyleOptionViewItem const&, int) const () from /usr/lib/libQt6Widgets.so.6 #11 0x00007209dfc853a5 in QTreeView::sizeHintForColumn(int) const () from /usr/lib/libQt6Widgets.so.6 #12 0x00007209dfc1fd3e in ?? () from /usr/lib/libQt6Widgets.so.6 #13 0x00007209dfc169a8 in QHeaderView::viewportEvent(QEvent*) () from /usr/lib/libQt6Widgets.so.6 #14 0x00007209de955508 in QCoreApplicationPrivate::sendThroughObjectEventFilters(QObject*, QEvent*) () from /usr/lib/libQt6Core.so.6 #15 0x00007209df8fe30a in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt6Widgets.so.6 #16 0x00007209de9585a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/libQt6Core.so.6 #17 0x00007209df94a184 in QWidgetPrivate::sendPendingMoveAndResizeEvents(bool, bool) () from /usr/lib/libQt6Widgets.so.6 #18 0x00007209df94a0d9 in QWidgetPrivate::sendPendingMoveAndResizeEvents(bool, bool) () from /usr/lib/libQt6Widgets.so.6 #19 0x00007209df94a0d9 in QWidgetPrivate::sendPendingMoveAndResizeEvents(bool, bool) () from /usr/lib/libQt6Widgets.so.6 #20 0x00007209df94a0d9 in QWidgetPrivate::sendPendingMoveAndResizeEvents(bool, bool) () from /usr/lib/libQt6Widgets.so.6 #21 0x00007209df94a0d9 in QWidgetPrivate::sendPendingMoveAndResizeEvents(bool, bool) () from /usr/lib/libQt6Widgets.so.6 #22 0x00007209df93ff4f in QWidgetPrivate::prepareToRender(QRegion const&, QFlags<QWidget::RenderFlag>) () from /usr/lib/libQt6Widgets.so.6 #23 0x00007209df943d37 in QWidget::render(QPainter*, QPoint const&, QRegion const&, QFlags<QWidget::RenderFlag>) () from /usr/lib/libQt6Widgets.so.6 #24 0x00007209df944c63 in ?? () from /usr/lib/libQt6Widgets.so.6 #25 0x00007209df9f47ea in QGraphicsEffectSource::pixmap(Qt::CoordinateSystem, QPoint*, QGraphicsEffect::PixmapPadMode) const () from /usr/lib/libQt6Widgets.so.6 #26 0x00007209df9f8899 in QGraphicsDropShadowEffect::draw(QPainter*) () from /usr/lib/libQt6Widgets.so.6 #27 0x00007209df94361f in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, QFlags<QWidgetPrivate::DrawWidgetFlag>, QPainter*, QWidgetRepaintManager*) () from /usr/lib/libQt6Widgets.so.6 #28 0x00007209df9455a9 in QWidgetPrivate::paintSiblingsRecursive(QPaintDevice*, QList<QObject*> const&, int, QRegion const&, QPoint const&, QFlags<QWidgetPrivate::DrawWidgetFlag>, QPainter*, QWidgetRepaintManager*) () from /usr/lib/libQt6Widgets.so.6 #29 0x00007209df942d85 in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, QFlags<QWidgetPrivate::DrawWidgetFlag>, QPainter*, QWidgetRepaintManager*) () from /usr/lib/libQt6Widgets.so.6 #30 0x00007209df9656df in QWidgetRepaintManager::paintAndFlush() () from /usr/lib/libQt6Widgets.so.6 #31 0x00007209df950a68 in QWidget::event(QEvent*) () from /usr/lib/libQt6Widgets.so.6 #32 0x00007209ddd59871 in KXmlGuiWindow::event (this=0x63e4fd8c3540, ev=0x63e4ff218470) at /usr/src/debug/kxmlgui/kxmlgui-6.8.0/src/kxmlguiwindow.cpp:221 #33 0x00007209df8fe31a in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt6Widgets.so.6 #34 0x00007209de9585a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/libQt6Core.so.6 #35 0x00007209de959035 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQt6Core.so.6 #36 0x00007209debc23fc in ?? () from /usr/lib/libQt6Core.so.6 #37 0x00007209dd44d559 in g_main_dispatch (context=0x7209d0000f30) at ../glib/glib/gmain.c:3357 #38 0x00007209dd4b0157 in g_main_context_dispatch_unlocked (context=0x7209d0000f30) at ../glib/glib/gmain.c:4208 #39 g_main_context_iterate_unlocked.isra.0 (context=context@entry=0x7209d0000f30, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/glib/gmain.c:4273 #40 0x00007209dd44ca55 in g_main_context_iteration (context=0x7209d0000f30, may_block=1) at ../glib/glib/gmain.c:4338 #41 0x00007209debbf71d in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt6Core.so.6 #42 0x00007209de964566 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt6Core.so.6 #43 0x00007209de959a2f in QCoreApplication::exec() () from /usr/lib/libQt6Core.so.6 #44 0x000063e4cb4f88a0 in main (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/kate/kate-24.08.3/apps/kate/main.cpp:537
Ok, then let us re-open this.