[kontact] [Bug 362282] New: Kontact crashes when opening task section

Knut Hansen via KDE Bugzilla bugzilla_noreply at kde.org
Tue Apr 26 09:33:10 BST 2016 

https://bugs.kde.org/show_bug.cgi?id=362282

            Bug ID: 362282
           Summary: Kontact crashes when opening task section
           Product: kontact
           Version: unspecified
          Platform: Fedora RPMs
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: kdepim-bugs at kde.org
          Reporter: knut.tr at gmail.com

Application: kontact (4.14.10)
KDE Platform Version: 4.14.18
Qt Version: 4.8.7
Operating System: Linux 4.4.7-300.fc23.x86_64 x86_64
Distribution: "Fedora release 23 (Twenty Three)"

-- Information about the crash:
- What I was doing when the application crashed:
Pressed the button "Tasks" in the left panel. This seems to happen each time.

The crash can be reproduced every time.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f010fc78940 (LWP 18774))]

Thread 3 (Thread 0x7f00a3750700 (LWP 18775)):
#0  0x00007f010a3edb10 in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f010ee29071 in JSC::BlockAllocator::blockFreeingThreadMain() () at
/lib64/libQtWebKit.so.4
#2  0x00007f010f12d4c6 in WTF::wtfThreadEntryPoint(void*) () at
/lib64/libQtWebKit.so.4
#3  0x00007f010a3e860a in start_thread () at /lib64/libpthread.so.0
#4  0x00007f01090f9a4d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f00942e6700 (LWP 18779)):
#0  0x00007f01090edfdd in poll () at /lib64/libc.so.6
#1  0x00007f01060d716c in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#2  0x00007f01060d727c in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#3  0x00007f0109e1ee7e in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQtCore.so.4
#4  0x00007f0109ded131 in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQtCore.so.4
#5  0x00007f0109ded4a5 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQtCore.so.4
#6  0x00007f0109cdca99 in QThread::exec() () at /lib64/libQtCore.so.4
#7  0x00007f0109cdf38c in QThreadPrivate::start(void*) () at
/lib64/libQtCore.so.4
#8  0x00007f010a3e860a in start_thread () at /lib64/libpthread.so.0
#9  0x00007f01090f9a4d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f010fc78940 (LWP 18774)):
[KCrash Handler]
#6  0x00007f01030ba2b0 in KCalCore::Incidence::summary() const () at
/lib64/libkcalcore.so.4
#7  0x00007f00919636cc in TodoModel::entityData(Akonadi::Item const&, int, int)
const () at /usr/lib64/kde4/zanshin_part.so
#8  0x00007f010343d9ef in Akonadi::EntityTreeModel::data(QModelIndex const&,
int) const () at /lib64/libakonadi-kde.so.4
#9  0x00007f010b50f338 in QAbstractProxyModel::data(QModelIndex const&, int)
const () at /lib64/libQtGui.so.4
#10 0x00007f0091960d97 in TodoMetadataModel::data(QModelIndex const&, int)
const () at /usr/lib64/kde4/zanshin_part.so
#11 0x00007f00919644dc in TodoNode::data(int, int) const () at
/usr/lib64/kde4/zanshin_part.so
#12 0x00007f0091957913 in TodoProxyModelBase::data(QModelIndex const&, int)
const () at /usr/lib64/kde4/zanshin_part.so
#13 0x00007f010b510af9 in QSortFilterProxyModel::data(QModelIndex const&, int)
const () at /lib64/libQtGui.so.4
#14 0x00007f00919488ba in SelectionProxyModel::data(QModelIndex const&, int)
const () at /usr/lib64/kde4/zanshin_part.so
#15 0x00007f010b510af9 in QSortFilterProxyModel::data(QModelIndex const&, int)
const () at /lib64/libQtGui.so.4
#16 0x00007f0091971fd3 in GroupLabellingProxyModel::data(QModelIndex const&,
int) const () at /usr/lib64/kde4/zanshin_part.so
#17 0x00007f010b511326 in QSortFilterProxyModel::lessThan(QModelIndex const&,
QModelIndex const&) const () at /lib64/libQtGui.so.4
#18 0x00007f0091971d5e in GroupSortingProxyModel::lessThan(QModelIndex const&,
QModelIndex const&) const () at /usr/lib64/kde4/zanshin_part.so
#19 0x00007f010b512796 in
QSortFilterProxyModelPrivate::proxy_intervals_for_source_items_to_add(QVector<int>
const&, QVector<int> const&, QModelIndex const&, Qt::Orientation) const () at
/lib64/libQtGui.so.4
#20 0x00007f010b512b08 in
QSortFilterProxyModelPrivate::insert_source_items(QVector<int>&, QVector<int>&,
QVector<int> const&, QModelIndex const&, Qt::Orientation, bool) () at
/lib64/libQtGui.so.4
#21 0x00007f010b5168f7 in
QSortFilterProxyModelPrivate::source_items_inserted(QModelIndex const&, int,
int, Qt::Orientation) () at /lib64/libQtGui.so.4
#22 0x00007f010b516b3f in
QSortFilterProxyModelPrivate::_q_sourceRowsInserted(QModelIndex const&, int,
int) () at /lib64/libQtGui.so.4
#23 0x00007f0109e02a50 in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) () at /lib64/libQtCore.so.4
#24 0x00007f0109e53044 in QAbstractItemModel::rowsInserted(QModelIndex const&,
int, int) () at /lib64/libQtCore.so.4
#25 0x00007f0109de8512 in QAbstractItemModel::endInsertRows() () at
/lib64/libQtCore.so.4
#26 0x00007f010b512dc5 in
QSortFilterProxyModelPrivate::insert_source_items(QVector<int>&, QVector<int>&,
QVector<int> const&, QModelIndex const&, Qt::Orientation, bool) () at
/lib64/libQtGui.so.4
#27 0x00007f010b5168f7 in
QSortFilterProxyModelPrivate::source_items_inserted(QModelIndex const&, int,
int, Qt::Orientation) () at /lib64/libQtGui.so.4
#28 0x00007f010b516b3f in
QSortFilterProxyModelPrivate::_q_sourceRowsInserted(QModelIndex const&, int,
int) () at /lib64/libQtGui.so.4
#29 0x00007f0109e02a50 in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) () at /lib64/libQtCore.so.4
#30 0x00007f0109e53044 in QAbstractItemModel::rowsInserted(QModelIndex const&,
int, int) () at /lib64/libQtCore.so.4
#31 0x00007f0109de8512 in QAbstractItemModel::endInsertRows() () at
/lib64/libQtCore.so.4
#32 0x00007f010b512dc5 in
QSortFilterProxyModelPrivate::insert_source_items(QVector<int>&, QVector<int>&,
QVector<int> const&, QModelIndex const&, Qt::Orientation, bool) () at
/lib64/libQtGui.so.4
#33 0x00007f010b5168f7 in
QSortFilterProxyModelPrivate::source_items_inserted(QModelIndex const&, int,
int, Qt::Orientation) () at /lib64/libQtGui.so.4
#34 0x00007f010b516b3f in
QSortFilterProxyModelPrivate::_q_sourceRowsInserted(QModelIndex const&, int,
int) () at /lib64/libQtGui.so.4
#35 0x00007f0109df70d4 in QMetaMethod::invoke(QObject*, Qt::ConnectionType,
QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument,
QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument,
QGenericArgument, QGenericArgument, QGenericArgument) const () at
/lib64/libQtCore.so.4
#36 0x00007f0109df970e in QMetaObject::invokeMethod(QObject*, char const*,
Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument,
QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument,
QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) () at
/lib64/libQtCore.so.4
#37 0x00007f010bca0fcd in
KRecursiveFilterProxyModelPrivate::sourceRowsInserted(QModelIndex const&, int,
int) () at /lib64/libkdeui.so.5
#38 0x00007f0109e02a50 in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) () at /lib64/libQtCore.so.4
#39 0x00007f0109e53044 in QAbstractItemModel::rowsInserted(QModelIndex const&,
int, int) () at /lib64/libQtCore.so.4
#40 0x00007f0109de8512 in QAbstractItemModel::endInsertRows() () at
/lib64/libQtCore.so.4
#41 0x00007f0091957b4d in TodoProxyModelBase::addChildNode(QModelIndex const&,
TodoNode*) () at /usr/lib64/kde4/zanshin_part.so
#42 0x00007f009195b84f in TodoTreeModel::onSourceInsertRows(QModelIndex const&,
int, int) () at /usr/lib64/kde4/zanshin_part.so
#43 0x00007f0109e02a50 in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) () at /lib64/libQtCore.so.4
#44 0x00007f0109e53044 in QAbstractItemModel::rowsInserted(QModelIndex const&,
int, int) () at /lib64/libQtCore.so.4
#45 0x00007f0109de8512 in QAbstractItemModel::endInsertRows() () at
/lib64/libQtCore.so.4
#46 0x00007f0109e02a50 in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) () at /lib64/libQtCore.so.4
#47 0x00007f0109e53044 in QAbstractItemModel::rowsInserted(QModelIndex const&,
int, int) () at /lib64/libQtCore.so.4
#48 0x00007f0109de8512 in QAbstractItemModel::endInsertRows() () at
/lib64/libQtCore.so.4
#49 0x00007f010344d1ca in Akonadi::EntityTreeModelPrivate::itemsFetched(long
long, QList<Akonadi::Item> const&) () at /lib64/libakonadi-kde.so.4
#50 0x00007f010344dad5 in
Akonadi::EntityTreeModelPrivate::itemsFetched(QList<Akonadi::Item> const&) ()
at /lib64/libakonadi-kde.so.4
#51 0x00007f0109e02a50 in QMetaObject::activate(QObject*, QMetaObject const*,
int, void**) () at /lib64/libQtCore.so.4
#52 0x00007f0103478772 in
Akonadi::ItemFetchJob::itemsReceived(QList<Akonadi::Item> const&) () at
/lib64/libakonadi-kde.so.4
#53 0x00007f010347a74b in Akonadi::ItemFetchJobPrivate::aboutToFinish() () at
/lib64/libakonadi-kde.so.4
#54 0x00007f01034934a2 in Akonadi::Job::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) [clone .part.11] () at
/lib64/libakonadi-kde.so.4
#55 0x00007f0109e087f1 in QObject::event(QEvent*) () at /lib64/libQtCore.so.4
#56 0x00007f010af5393c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /lib64/libQtGui.so.4
#57 0x00007f010af5a796 in QApplication::notify(QObject*, QEvent*) () at
/lib64/libQtGui.so.4
#58 0x00007f010bcdf60a in KApplication::notify(QObject*, QEvent*) () at
/lib64/libkdeui.so.5
#59 0x00007f0109dee8bd in QCoreApplication::notifyInternal(QObject*, QEvent*)
() at /lib64/libQtCore.so.4
#60 0x00007f0109df1ed6 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /lib64/libQtCore.so.4
#61 0x00007f0109e1ecee in postEventSourceDispatch(_GSource*, int (*)(void*),
void*) () at /lib64/libQtCore.so.4
#62 0x00007f01060d6e3a in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#63 0x00007f01060d71d0 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#64 0x00007f01060d727c in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#65 0x00007f0109e1ee5e in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQtCore.so.4
#66 0x00007f010affc436 in
QGuiEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /lib64/libQtGui.so.4
#67 0x00007f0109ded131 in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQtCore.so.4
#68 0x00007f0109ded4a5 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQtCore.so.4
#69 0x00007f0109df3039 in QCoreApplication::exec() () at /lib64/libQtCore.so.4
#70 0x0000560f380a2b4e in main ()

Reported using DrKonqi

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