Application: okular (21.07.70)
 (Compiled from sources)
Qt Version: 5.15.2
Frameworks Version: 5.83.0
Operating System: Linux 5.12.2-gentoo x86_64
Windowing System: X11
Drkonqi Version: 5.21.80
Distribution: "Gentoo Base System release 2.7"

-- Information about the crash:
- What I was doing when the application crashed:

Closing the app with open PDF file. This happens with every PDF file.

The crash can be reproduced every time.

-- Backtrace:
Application: Okular (okular), signal: Segmentation fault

[KCrash Handler]
#4  0x00007efe4755b143 in __memmove_avx_unaligned_erms () from /lib64/libc.so.6
#5  0x00007efe48d176c8 in QList<int>::detach_helper(int) () from /usr/lib64/libKF5WidgetsAddons.so.5
#6  0x00007efe48d4f1ef in QList<QComboBox*>::removeAll(QComboBox* const&) () from /usr/lib64/libKF5WidgetsAddons.so.5
#7  0x00007efe48d4f398 in QtPrivate::QFunctorSlotObject<KSelectAction::createWidget(QWidget*)::{lambda(QObject*)#1}, 1, QtPrivate::List<QObject*>, void>::impl(int, QtPrivate::QSlotObjectBase*, QObject*, void**, bool*) () from /usr/lib64/libKF5WidgetsAddons.so.5
#8  0x00007efe47b11733 in void doActivate<false>(QObject*, int, void**) () from /usr/lib64/libQt5Core.so.5
#9  0x00007efe47b0badf in QObject::destroyed(QObject*) () from /usr/lib64/libQt5Core.so.5
#10 0x00007efe4863f7ab in QWidget::~QWidget() () from /usr/lib64/libQt5Widgets.so.5
#11 0x00007efe4870c2a9 in QComboBox::~QComboBox() () from /usr/lib64/libQt5Widgets.so.5
#12 0x00007efe4864fd7f in QWidgetAction::~QWidgetAction() () from /usr/lib64/libQt5Widgets.so.5
#13 0x00007efe48d47b29 in KSelectAction::~KSelectAction() () from /usr/lib64/libKF5WidgetsAddons.so.5
#14 0x00007efe47b064ec in QObjectPrivate::deleteChildren() () from /usr/lib64/libQt5Core.so.5
#15 0x00007efe4863f646 in QWidget::~QWidget() () from /usr/lib64/libQt5Widgets.so.5
#16 0x00007efe3ad397d9 in PageView::~PageView() () from /usr/lib64/qt5/plugins/okularpart.so
#17 0x00007efe47b064ec in QObjectPrivate::deleteChildren() () from /usr/lib64/libQt5Core.so.5
#18 0x00007efe4863f646 in QWidget::~QWidget() () from /usr/lib64/libQt5Widgets.so.5
#19 0x00007efe4863f839 in QWidget::~QWidget() () from /usr/lib64/libQt5Widgets.so.5
#20 0x00007efe47b064ec in QObjectPrivate::deleteChildren() () from /usr/lib64/libQt5Core.so.5
#21 0x00007efe4863f646 in QWidget::~QWidget() () from /usr/lib64/libQt5Widgets.so.5
#22 0x00007efe487bf4f9 in QSplitter::~QSplitter() () from /usr/lib64/libQt5Widgets.so.5
#23 0x00007efe47b064ec in QObjectPrivate::deleteChildren() () from /usr/lib64/libQt5Core.so.5
#24 0x00007efe4863f646 in QWidget::~QWidget() () from /usr/lib64/libQt5Widgets.so.5
#25 0x00007efe3ad689c9 in Sidebar::~Sidebar() () from /usr/lib64/qt5/plugins/okularpart.so
#26 0x00007efe47b064ec in QObjectPrivate::deleteChildren() () from /usr/lib64/libQt5Core.so.5
#27 0x00007efe4863f646 in QWidget::~QWidget() () from /usr/lib64/libQt5Widgets.so.5
#28 0x00007efe487bf789 in QStackedWidget::~QStackedWidget() () from /usr/lib64/libQt5Widgets.so.5
#29 0x00007efe47b064ec in QObjectPrivate::deleteChildren() () from /usr/lib64/libQt5Core.so.5
#30 0x00007efe4863f646 in QWidget::~QWidget() () from /usr/lib64/libQt5Widgets.so.5
#31 0x00007efe487e8479 in QTabWidget::~QTabWidget() () from /usr/lib64/libQt5Widgets.so.5
#32 0x00005605bf728d67 in Shell::~Shell() ()
#33 0x00005605bf729389 in Shell::~Shell() ()
#34 0x00007efe47b02c67 in QObject::event(QEvent*) () from /usr/lib64/libQt5Core.so.5
#35 0x00007efe48f35409 in KXmlGuiWindow::event(QEvent*) () from /usr/lib64/libKF5XmlGui.so.5
#36 0x00007efe486164cf in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/libQt5Widgets.so.5
#37 0x00007efe47adf418 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib64/libQt5Core.so.5
#38 0x00007efe47adfeb2 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib64/libQt5Core.so.5
#39 0x00007efe47b260c3 in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () from /usr/lib64/libQt5Core.so.5
#40 0x00007efe4620266b in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#41 0x00007efe46260f38 in g_main_context_iterate.constprop () from /usr/lib64/libglib-2.0.so.0
#42 0x00007efe4620115f in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#43 0x00007efe47b2a328 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#44 0x00007efe47ad79a3 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQt5Core.so.5
#45 0x00007efe47ae2d90 in QCoreApplication::exec() () from /usr/lib64/libQt5Core.so.5
#46 0x00005605bf71fa21 in main ()
[Inferior 1 (process 862191) detached]

Possible duplicates by query: bug 436863, bug 435427, bug 432084, bug 431077, bug 429973.

Reported using DrKonqi