Bug 470547

Application: kalendar (23.04.0)

Qt Version: 5.15.9
Frameworks Version: 5.106.0
Operating System: Linux 6.3.4-237.current x86_64
Windowing System: X11
Distribution: Solus 4.3 Fortitude
DrKonqi: 5.27.5 [KCrashBackend]

-- Information about the crash:
When editing an already created event, the crash occurs when changing which calendar the event is assigned to. The two calendars involved are both Nextcloud/CalDav ones.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Kalendar (kalendar), signal: Segmentation fault

[KCrash Handler]
#4  0x00005625b42e32cf in  ()
#5  0x00007fbe8830197d in  () at /usr/lib/libQt5Core.so.5
#6  0x00007fbe88261f4d in QAbstractItemModel::dataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () at /usr/lib/libQt5Core.so.5
#7  0x00007fbe8829d9d7 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fbe88301c0c in  () at /usr/lib/libQt5Core.so.5
#9  0x00007fbe88261f4d in QAbstractItemModel::dataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () at /usr/lib/libQt5Core.so.5
#10 0x00007fbe8829d9d7 in  () at /usr/lib/libQt5Core.so.5
#11 0x00007fbe88301c0c in  () at /usr/lib/libQt5Core.so.5
#12 0x00007fbe88261f4d in QAbstractItemModel::dataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () at /usr/lib/libQt5Core.so.5
#13 0x00007fbe8829d9d7 in  () at /usr/lib/libQt5Core.so.5
#14 0x00007fbe88301c0c in  () at /usr/lib/libQt5Core.so.5
#15 0x00007fbe88261f4d in QAbstractItemModel::dataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () at /usr/lib/libQt5Core.so.5
#16 0x00007fbe8a6102cb in  () at /usr/lib/libKF5ItemModels.so.5
#17 0x00007fbe8830197d in  () at /usr/lib/libQt5Core.so.5
#18 0x00007fbe88261f4d in QAbstractItemModel::dataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () at /usr/lib/libQt5Core.so.5
#19 0x00007fbe8a7be9e8 in  () at /usr/lib/libKPim5AkonadiCore.so.5
#20 0x00007fbe8a7a14e2 in  () at /usr/lib/libKPim5AkonadiCore.so.5
#21 0x00007fbe88301c0c in  () at /usr/lib/libQt5Core.so.5
#22 0x00007fbe8a7241b8 in Akonadi::Monitor::itemChanged(Akonadi::Item const&, QSet<QByteArray> const&) () at /usr/lib/libKPim5AkonadiCore.so.5
#23 0x00007fbe8a73839c in Akonadi::MonitorPrivate::emitItemsNotification(Akonadi::Protocol::ItemChangeNotification const&, QVector<Akonadi::Item> const&, Akonadi::Collection const&, Akonadi::Collection const&) () at /usr/lib/libKPim5AkonadiCore.so.5
#24 0x00007fbe8a732cec in Akonadi::MonitorPrivate::emitNotification(QSharedPointer<Akonadi::Protocol::ChangeNotification> const&) () at /usr/lib/libKPim5AkonadiCore.so.5
#25 0x00007fbe8a73213c in Akonadi::MonitorPrivate::dispatchNotifications() () at /usr/lib/libKPim5AkonadiCore.so.5
#26 0x00007fbe8a732318 in Akonadi::MonitorPrivate::slotNotify(QSharedPointer<Akonadi::Protocol::ChangeNotification> const&) () at /usr/lib/libKPim5AkonadiCore.so.5
#27 0x00007fbe8a72e058 in Akonadi::MonitorPrivate::handleCommands() () at /usr/lib/libKPim5AkonadiCore.so.5
#28 0x00007fbe882f5f79 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#29 0x00007fbe88f5a6f1 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#30 0x00007fbe882c9448 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#31 0x00007fbe882cc4f3 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#32 0x00007fbe88323724 in  () at /usr/lib/libQt5Core.so.5
#33 0x00007fbe8611422e in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#34 0x00007fbe861144f9 in  () at /usr/lib/libglib-2.0.so.0
#35 0x00007fbe8611458e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#36 0x00007fbe88322da8 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#37 0x00007fbe882c7e4c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#38 0x00007fbe882d024a in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#39 0x00005625b42b2b4b in  ()
#40 0x00007fbe8782364e in  () at /usr/lib/haswell/libc.so.6
#41 0x00007fbe87823709 in __libc_start_main () at /usr/lib/haswell/libc.so.6
#42 0x00005625b42b3925 in  ()
[Inferior 1 (process 2149) detached]

The reporter indicates this bug may be a duplicate of or related to bug 468277.

Reported using DrKonqi