Bug 474854

Application: plasmashell (5.27.7)

Qt Version: 5.15.10
Frameworks Version: 5.109.0
Operating System: Linux 6.4.14-200.fc38.x86_64 x86_64
Windowing System: Wayland
Distribution: Fedora Linux 38 (KDE Plasma)
DrKonqi: 5.27.7 [KCrashBackend]

-- Information about the crash:
From time to time when I switch virtual desktop or change the focused window the plasma shell crash

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault

[KCrash Handler]
#4  0x00007fc66828c881 in QSortFilterProxyModelPrivate::build_source_to_proxy_mapping(QVector<int> const&, QVector<int>&) const () at /lib64/libQt5Core.so.5
#5  0x00007fc66828c94e in QSortFilterProxyModelPrivate::remove_proxy_interval(QVector<int>&, QVector<int>&, int, int, QModelIndex const&, Qt::Orientation, bool) () at /lib64/libQt5Core.so.5
#6  0x00007fc668290257 in QSortFilterProxyModelPrivate::remove_source_items(QVector<int>&, QVector<int>&, QVector<int> const&, QModelIndex const&, Qt::Orientation, bool) () at /lib64/libQt5Core.so.5
#7  0x00007fc668295a4a in QSortFilterProxyModelPrivate::_q_sourceDataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () at /lib64/libQt5Core.so.5
#8  0x00007fc6682e8608 in void doActivate<false>(QObject*, int, void**) () at /lib64/libQt5Core.so.5
#9  0x00007fc668262561 in QAbstractItemModel::dataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () at /lib64/libQt5Core.so.5
#10 0x00007fc668282f4b in QConcatenateTablesProxyModelPrivate::_q_slotDataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () at /lib64/libQt5Core.so.5
#11 0x00007fc6682e8608 in void doActivate<false>(QObject*, int, void**) () at /lib64/libQt5Core.so.5
#12 0x00007fc668262561 in QAbstractItemModel::dataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () at /lib64/libQt5Core.so.5
#13 0x00007fc668286d6d in QIdentityProxyModelPrivate::_q_sourceDataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () at /lib64/libQt5Core.so.5
#14 0x00007fc6682e8608 in void doActivate<false>(QObject*, int, void**) () at /lib64/libQt5Core.so.5
#15 0x00007fc668262561 in QAbstractItemModel::dataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () at /lib64/libQt5Core.so.5
#16 0x00007fc62c1d2f55 in TaskManager::WaylandTasksModel::Private::dataChanged(KWayland::Client::PlasmaWindow*, int) () at /lib64/libtaskmanager.so.6
#17 0x00007fc6682e8481 in void doActivate<false>(QObject*, int, void**) () at /lib64/libQt5Core.so.5
#18 0x00007fc66a70c9ca in KWayland::Client::PlasmaWindow::Private::stateChangedCallback(void*, org_kde_plasma_window*, unsigned int) () at /lib64/libKF5WaylandClient.so.5
#19 0x00007fc669530be6 in ffi_call_unix64 () at /lib64/libffi.so.8
#20 0x00007fc66952d4bf in ffi_call_int.lto_priv () at /lib64/libffi.so.8
#21 0x00007fc66953018e in ffi_call () at /lib64/libffi.so.8
#22 0x00007fc66a650f0e in wl_closure_invoke.constprop () at /lib64/libwayland-client.so.0
#23 0x00007fc66a651793 in dispatch_event.isra () at /lib64/libwayland-client.so.0
#24 0x00007fc66a651a3c in wl_display_dispatch_queue_pending () at /lib64/libwayland-client.so.0
#25 0x00007fc669b26b4d in QtWaylandClient::QWaylandDisplay::flushRequests() () at /lib64/libQt5WaylandClient.so.5
#26 0x00007fc6682ded2b in QObject::event(QEvent*) () at /lib64/libQt5Core.so.5
#27 0x00007fc668faeb75 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#28 0x00007fc6682b41a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#29 0x00007fc6682b7655 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /lib64/libQt5Core.so.5
#30 0x00007fc668306c5f in postEventSourceDispatch(_GSource*, int (*)(void*), void*) () at /lib64/libQt5Core.so.5
#31 0x00007fc666e0b4fc in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#32 0x00007fc666e696b8 in g_main_context_iterate.isra () at /lib64/libglib-2.0.so.0
#33 0x00007fc666e08b83 in g_main_context_iteration () at /lib64/libglib-2.0.so.0
#34 0x00007fc668306749 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#35 0x00007fc6682b2b6b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#36 0x00007fc6682badfb in QCoreApplication::exec() () at /lib64/libQt5Core.so.5
#37 0x000056460b03d60a in main ()
[Inferior 1 (process 120429) detached]

The reporter indicates this bug may be a duplicate of or related to bug 397833, bug 413016, bug 474358.

Reported using DrKonqi