https://bugs.kde.org/show_bug.cgi?id=480121

            Bug ID: 480121
           Summary: kmail crash when changing layout
    Classification: Applications
           Product: kmail2
           Version: unspecified
          Platform: Fedora RPMs
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: kdepim-b...@kde.org
          Reporter: seanmcne...@gmail.com
  Target Milestone: ---

Application: kmail (5.24.4 (23.08.4))

Qt Version: 5.15.11
Frameworks Version: 5.113.0
Operating System: Linux 6.6.11-200.fc39.x86_64 x86_64
Windowing System: Wayland
Distribution: Fedora Linux 39.20240121.0 (Kinoite)
DrKonqi: 5.27.10 [KCrashBackend]

-- Information about the crash:
When changine the layout to/from message panel below message list it crashes.
To reproduce:
Configure KMail....
Appearance -> Layout in Message Preview Pane
Change the selection and hit OK

The crash can be reproduced every time.

-- Backtrace:
Application: KMail (kmail), signal: Segmentation fault

[KCrash Handler]
#4  0x00007f5fc8232ad4 in
Akonadi::StandardMailActionManager::action(Akonadi::StandardMailActionManager::Type)
const () from /lib64/libKPim5AkonadiMime.so.5
#5  0x00007f5fd2614042 in KMMainWidget::updateFolderMenu() () from
/lib64/libkmailprivate.so.5
#6  0x00007f5fc90e8871 in void doActivate<false>(QObject*, int, void**) () from
/lib64/libQt5Core.so.5
#7  0x00007f5fc907183d in QItemSelectionModel::selectionChanged(QItemSelection
const&, QItemSelection const&) () from /lib64/libQt5Core.so.5
#8  0x00007f5fc9079f77 in QItemSelectionModel::select(QItemSelection const&,
QFlags<QItemSelectionModel::SelectionFlag>) () from /lib64/libQt5Core.so.5
#9  0x00007f5fc9075194 in QItemSelectionModel::select(QModelIndex const&,
QFlags<QItemSelectionModel::SelectionFlag>) () from /lib64/libQt5Core.so.5
#10 0x00007f5fc6f2f0c2 in KViewStateSerializer::restoreSelection(QStringList
const&) () from /lib64/libKF5WidgetsAddons.so.5
#11 0x00007f5fc79bcc43 in
Akonadi::ETMViewStateSaver::selectCollections(QVector<Akonadi::Collection>
const&) () from /lib64/libKPim5AkonadiWidgets.so.5
#12 0x00007f5fc8d1b1a0 in MessageList::Pane::restoreHeaderSettings(int, bool)
() from /lib64/libKPim5MessageList.so.5
#13 0x00007f5fc8d10451 in MessageList::Pane::Pane(bool, QAbstractItemModel*,
QItemSelectionModel*, QWidget*) () from /lib64/libKPim5MessageList.so.5
#14 0x00007f5fd25f84d8 in KMMainWidget::createWidgets() () from
/lib64/libkmailprivate.so.5
#15 0x00007f5fd25f9e20 in KMMainWidget::readConfig() () from
/lib64/libkmailprivate.so.5
#16 0x00007f5fd2600c73 in KMMainWidget::slotConfigChanged() () from
/lib64/libkmailprivate.so.5
#17 0x00007f5fc90e8871 in void doActivate<false>(QObject*, int, void**) () from
/lib64/libQt5Core.so.5
#18 0x00007f5fc90e8871 in void doActivate<false>(QObject*, int, void**) () from
/lib64/libQt5Core.so.5
#19 0x00007f5fc90e8871 in void doActivate<false>(QObject*, int, void**) () from
/lib64/libQt5Core.so.5
#20 0x00007f5fc9ea9c74 in QAbstractButton::clicked(bool) () from
/lib64/libQt5Widgets.so.5
#21 0x00007f5fc9ea9eff in QAbstractButtonPrivate::emitClicked() () from
/lib64/libQt5Widgets.so.5
#22 0x00007f5fc9eab860 in QAbstractButtonPrivate::click() () from
/lib64/libQt5Widgets.so.5
#23 0x00007f5fc9eaba68 in QAbstractButton::mouseReleaseEvent(QMouseEvent*) ()
from /lib64/libQt5Widgets.so.5
#24 0x00007f5fc9df3698 in QWidget::event(QEvent*) () from
/lib64/libQt5Widgets.so.5
#25 0x00007f5fc9daeb75 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib64/libQt5Widgets.so.5
#26 0x00007f5fc9db7456 in QApplication::notify(QObject*, QEvent*) () from
/lib64/libQt5Widgets.so.5
#27 0x00007f5fc90b4598 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib64/libQt5Core.so.5
#28 0x00007f5fc9db56a4 in QApplicationPrivate::sendMouseEvent(QWidget*,
QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool, bool) ()
from /lib64/libQt5Widgets.so.5
#29 0x00007f5fc9e0d1b9 in QWidgetWindow::handleMouseEvent(QMouseEvent*) () from
/lib64/libQt5Widgets.so.5
#30 0x00007f5fc9e1073f in QWidgetWindow::event(QEvent*) () from
/lib64/libQt5Widgets.so.5
#31 0x00007f5fc9daeb75 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib64/libQt5Widgets.so.5
#32 0x00007f5fc90b4598 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib64/libQt5Core.so.5
#33 0x00007f5fc956cc1b in
QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*)
() from /lib64/libQt5Gui.so.5
#34 0x00007f5fc954acfc in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() from /lib64/libQt5Gui.so.5
#35 0x00007f5fc189ae94 in userEventSourceDispatch(_GSource*, int (*)(void*),
void*) () from /lib64/libQt5WaylandClient.so.5
#36 0x00007f5fc28bde5c in g_main_context_dispatch_unlocked.lto_priv () from
/lib64/libglib-2.0.so.0
#37 0x00007f5fc2918f18 in g_main_context_iterate_unlocked.isra () from
/lib64/libglib-2.0.so.0
#38 0x00007f5fc28bbad3 in g_main_context_iteration () from
/lib64/libglib-2.0.so.0
#39 0x00007f5fc9106ad9 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib64/libQt5Core.so.5
#40 0x00007f5fc90b2f5b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib64/libQt5Core.so.5
#41 0x00007f5fc90bb1eb in QCoreApplication::exec() () from
/lib64/libQt5Core.so.5
#42 0x0000562f53c62e5f in main ()
[Inferior 1 (process 5999) detached]

The reporter indicates this bug may be a duplicate of or related to bug 466226.

Reported using DrKonqi

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