https://bugs.kde.org/show_bug.cgi?id=377703

            Bug ID: 377703
           Summary: korganizer crashed on task delete from the local file
           Product: korganizer
           Version: unspecified
          Platform: Mageia RPMs
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: korganizer-de...@kde.org
          Reporter: krne...@gmail.com
  Target Milestone: ---

Application: korganizer (5.4.3)

Qt Version: 5.6.2
Frameworks Version: 5.32.0
Operating System: Linux 4.9.14-desktop-1.mga6 x86_64
Distribution: "Mageia 6"

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

I deleted task, that I added earlier to the local file and korganizer crashed.

May be this is somehow related to the Mageia packaging issues, see
https://bugs.mageia.org/show_bug.cgi?id=20497

The crash can be reproduced every time.

-- Backtrace:
Application: KOrganizer (korganizer), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb0a2a77840 (LWP 5364))]

Thread 6 (Thread 0x7fb05b7fe700 (LWP 5378)):
#0  0x00007fb0a04cdf9d in poll () at /lib64/libc.so.6
#1  0x00007fb097c5da54 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#2  0x00007fb097c5db5c in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#3  0x00007fb0a0ff695b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQt5Core.so.5
#4  0x00007fb0a0fa1f9a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQt5Core.so.5
#5  0x00007fb0a0ddb3bc in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fb0a0ddfff9 in QThreadPrivate::start(void*) () at
/lib64/libQt5Core.so.5
#7  0x00007fb09dcb366d in start_thread () at /lib64/libpthread.so.0
#8  0x00007fb0a04d9ded in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7fb05bfff700 (LWP 5372)):
#0  0x00007fb0a04cdf9d in poll () at /lib64/libc.so.6
#1  0x00007fb097c5da54 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#2  0x00007fb097c5db5c in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#3  0x00007fb0a0ff695b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQt5Core.so.5
#4  0x00007fb0a0fa1f9a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQt5Core.so.5
#5  0x00007fb0a0ddb3bc in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fb0a0ddfff9 in QThreadPrivate::start(void*) () at
/lib64/libQt5Core.so.5
#7  0x00007fb09dcb366d in start_thread () at /lib64/libpthread.so.0
#8  0x00007fb0a04d9ded in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7fb06140b700 (LWP 5371)):
#0  0x00007fb097ca2604 in g_mutex_unlock () at /lib64/libglib-2.0.so.0
#1  0x00007fb097c5da49 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#2  0x00007fb097c5db5c in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#3  0x00007fb0a0ff695b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQt5Core.so.5
#4  0x00007fb0a0fa1f9a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQt5Core.so.5
#5  0x00007fb0a0ddb3bc in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007fb0a45e1615 in QDBusConnectionManager::run() () at
/lib64/libQt5DBus.so.5
#7  0x00007fb0a0ddfff9 in QThreadPrivate::start(void*) () at
/lib64/libQt5Core.so.5
#8  0x00007fb09dcb366d in start_thread () at /lib64/libpthread.so.0
#9  0x00007fb0a04d9ded in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7fb068c33700 (LWP 5370)):
#0  0x00007fb09dcb8c4f in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007fb069ace81b in util_queue_thread_func () at
/usr/lib64/dri/r600_dri.so
#2  0x00007fb069ace587 in impl_thrd_routine () at /usr/lib64/dri/r600_dri.so
#3  0x00007fb09dcb366d in start_thread () at /lib64/libpthread.so.0
#4  0x00007fb0a04d9ded in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7fb06b3cb700 (LWP 5368)):
#0  0x00007fb0a04cdf9d in poll () at /lib64/libc.so.6
#1  0x00007fb095f78902 in _xcb_conn_wait () at /lib64/libxcb.so.1
#2  0x00007fb095f7a657 in xcb_wait_for_event () at /lib64/libxcb.so.1
#3  0x00007fb06ceceba9 in QXcbEventReader::run() () at /lib64/libQt5XcbQpa.so.5
#4  0x00007fb0a0ddfff9 in QThreadPrivate::start(void*) () at
/lib64/libQt5Core.so.5
#5  0x00007fb09dcb366d in start_thread () at /lib64/libpthread.so.0
#6  0x00007fb0a04d9ded in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7fb0a2a77840 (LWP 5364)):
[KCrash Handler]
#6  0x00007fb0a0d23558 in vtable for __cxxabiv1::__si_class_type_info () at
/lib64/libstdc++.so.6
#7  0x00007fb0a3610f58 in
KCalCore::Calendar::notifyIncidenceDeleted(QSharedPointer<KCalCore::Incidence>
const&) () at /lib64/libKF5CalendarCore.so.5
#8  0x00007fb09e83fe1c in
Akonadi::CalendarBasePrivate::internalRemove(Akonadi::Item const&) () at
/lib64/libKF5AkonadiCalendar.so.5
#9  0x00007fb09e84b048 in
Akonadi::ETMCalendarPrivate::itemsRemoved(QVector<Akonadi::Item> const&) () at
/lib64/libKF5AkonadiCalendar.so.5
#10 0x00007fb09e84d502 in
Akonadi::ETMCalendarPrivate::onRowsAboutToBeRemovedInFilteredModel(QModelIndex
const&, int, int) () at /lib64/libKF5AkonadiCalendar.so.5
#11 0x00007fb0a0fcf42c in QMetaObject::activate(QObject*, int, int, void**) ()
at /lib64/libQt5Core.so.5
#12 0x00007fb0a1043da4 in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex
const&, int, int, QAbstractItemModel::QPrivateSignal) () at
/lib64/libQt5Core.so.5
#13 0x00007fb0a0f4e4e3 in QAbstractItemModel::beginRemoveRows(QModelIndex
const&, int, int) () at /lib64/libQt5Core.so.5
#14 0x00007fb0a0f71f35 in
QSortFilterProxyModelPrivate::remove_source_items(QVector<int>&, QVector<int>&,
QVector<int> const&, QModelIndex const&, Qt::Orientation, bool) () at
/lib64/libQt5Core.so.5
#15 0x00007fb0a0f72113 in
QSortFilterProxyModelPrivate::source_items_about_to_be_removed(QModelIndex
const&, int, int, Qt::Orientation) () at /lib64/libQt5Core.so.5
#16 0x00007fb0a0f74500 in QSortFilterProxyModel::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) () at /lib64/libQt5Core.so.5
#17 0x00007fb0a0fcf379 in QMetaObject::activate(QObject*, int, int, void**) ()
at /lib64/libQt5Core.so.5
#18 0x00007fb0a1043da4 in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex
const&, int, int, QAbstractItemModel::QPrivateSignal) () at
/lib64/libQt5Core.so.5
#19 0x00007fb0a0f4e4e3 in QAbstractItemModel::beginRemoveRows(QModelIndex
const&, int, int) () at /lib64/libQt5Core.so.5
#20 0x00007fb0a0f71f35 in
QSortFilterProxyModelPrivate::remove_source_items(QVector<int>&, QVector<int>&,
QVector<int> const&, QModelIndex const&, Qt::Orientation, bool) () at
/lib64/libQt5Core.so.5
#21 0x00007fb0a0f72113 in
QSortFilterProxyModelPrivate::source_items_about_to_be_removed(QModelIndex
const&, int, int, Qt::Orientation) () at /lib64/libQt5Core.so.5
#22 0x00007fb0a0f74500 in QSortFilterProxyModel::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) () at /lib64/libQt5Core.so.5
#23 0x00007fb0a0fcf379 in QMetaObject::activate(QObject*, int, int, void**) ()
at /lib64/libQt5Core.so.5
#24 0x00007fb0a1043da4 in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex
const&, int, int, QAbstractItemModel::QPrivateSignal) () at
/lib64/libQt5Core.so.5
#25 0x00007fb0a0f4e4e3 in QAbstractItemModel::beginRemoveRows(QModelIndex
const&, int, int) () at /lib64/libQt5Core.so.5
#26 0x00007fb0a0f71f35 in
QSortFilterProxyModelPrivate::remove_source_items(QVector<int>&, QVector<int>&,
QVector<int> const&, QModelIndex const&, Qt::Orientation, bool) () at
/lib64/libQt5Core.so.5
#27 0x00007fb0a0f72113 in
QSortFilterProxyModelPrivate::source_items_about_to_be_removed(QModelIndex
const&, int, int, Qt::Orientation) () at /lib64/libQt5Core.so.5
#28 0x00007fb0a0f74500 in QSortFilterProxyModel::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) () at /lib64/libQt5Core.so.5
#29 0x00007fb0a0fcf379 in QMetaObject::activate(QObject*, int, int, void**) ()
at /lib64/libQt5Core.so.5
#30 0x00007fb0a1043da4 in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex
const&, int, int, QAbstractItemModel::QPrivateSignal) () at
/lib64/libQt5Core.so.5
#31 0x00007fb0a0f4e4e3 in QAbstractItemModel::beginRemoveRows(QModelIndex
const&, int, int) () at /lib64/libQt5Core.so.5
#32 0x00007fb09c24dc2d in
KSelectionProxyModelPrivate::sourceRowsAboutToBeRemoved(QModelIndex const&,
int, int) () at /lib64/libKF5ItemModels.so.5
#33 0x00007fb0a0fcf379 in QMetaObject::activate(QObject*, int, int, void**) ()
at /lib64/libQt5Core.so.5
#34 0x00007fb0a1043da4 in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex
const&, int, int, QAbstractItemModel::QPrivateSignal) () at
/lib64/libQt5Core.so.5
#35 0x00007fb0a0f4e4e3 in QAbstractItemModel::beginRemoveRows(QModelIndex
const&, int, int) () at /lib64/libQt5Core.so.5
#36 0x00007fb09c5f9b9c in
Akonadi::EntityTreeModelPrivate::monitoredItemRemoved(Akonadi::Item const&) ()
at /lib64/libKF5AkonadiCore.so.5
#37 0x00007fb0a0fcf379 in QMetaObject::activate(QObject*, int, int, void**) ()
at /lib64/libQt5Core.so.5
#38 0x00007fb09c538a95 in Akonadi::Monitor::itemRemoved(Akonadi::Item const&)
() at /lib64/libKF5AkonadiCore.so.5
#39 0x00007fb09c544b82 in
Akonadi::MonitorPrivate::emitItemsNotification(Akonadi::Protocol::ItemChangeNotification
const&, QVector<Akonadi::Item> const&, Akonadi::Collection const&,
Akonadi::Collection const&) () at /lib64/libKF5AkonadiCore.so.5
#40 0x00007fb09c54568e in
Akonadi::MonitorPrivate::emitNotification(Akonadi::Protocol::ChangeNotification
const&) () at /lib64/libKF5AkonadiCore.so.5
#41 0x00007fb09c542ccb in Akonadi::MonitorPrivate::flushPipeline() () at
/lib64/libKF5AkonadiCore.so.5
#42 0x00007fb09c542ef9 in Akonadi::MonitorPrivate::dataAvailable() () at
/lib64/libKF5AkonadiCore.so.5
#43 0x00007fb0a0fcf379 in QMetaObject::activate(QObject*, int, int, void**) ()
at /lib64/libQt5Core.so.5
#44 0x00007fb09c4e9b7d in Akonadi::EntityCache<Akonadi::Collection,
Akonadi::CollectionFetchJob,
Akonadi::CollectionFetchScope>::processResult(KJob*) () at
/lib64/libKF5AkonadiCore.so.5
#45 0x00007fb09c51ca74 in
Akonadi::EntityCacheBase::qt_static_metacall(QObject*, QMetaObject::Call, int,
void**) () at /lib64/libKF5AkonadiCore.so.5
#46 0x00007fb0a0fcf379 in QMetaObject::activate(QObject*, int, int, void**) ()
at /lib64/libQt5Core.so.5
#47 0x00007fb0a2059732 in KJob::result(KJob*, KJob::QPrivateSignal) () at
/lib64/libKF5CoreAddons.so.5
#48 0x00007fb0a205aee1 in KJob::finishJob(bool) () at
/lib64/libKF5CoreAddons.so.5
#49 0x00007fb09c5b0799 in Akonadi::Job::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) () at /lib64/libKF5AkonadiCore.so.5
#50 0x00007fb0a0fcfeca in QObject::event(QEvent*) () at /lib64/libQt5Core.so.5
#51 0x00007fb0a1b0fc4c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /lib64/libQt5Widgets.so.5
#52 0x00007fb0a1b14db6 in QApplication::notify(QObject*, QEvent*) () at
/lib64/libQt5Widgets.so.5
#53 0x00007fb0a0fa4118 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /lib64/libQt5Core.so.5
#54 0x00007fb0a0fa5f3b in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /lib64/libQt5Core.so.5
#55 0x00007fb0a0ff6523 in postEventSourceDispatch(_GSource*, int (*)(void*),
void*) () at /lib64/libQt5Core.so.5
#56 0x00007fb097c5d887 in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#57 0x00007fb097c5dab8 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#58 0x00007fb097c5db5c in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#59 0x00007fb0a0ff6936 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQt5Core.so.5
#60 0x00007fb0a0fa1f9a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQt5Core.so.5
#61 0x00007fb0a0faa301 in QCoreApplication::exec() () at /lib64/libQt5Core.so.5
#62 0x0000000000408109 in main ()

Reported using DrKonqi

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