https://bugs.kde.org/show_bug.cgi?id=368200

Friedrich W. H. Kossebau <kosse...@kde.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEEDSINFO                   |UNCONFIRMED
           Platform|unspecified                 |openSUSE RPMs
         Resolution|BACKTRACE                   |---
            Version|master                      |5.7.4

--- Comment #2 from Friedrich W. H. Kossebau <kosse...@kde.org> ---
Now with debug symbols for libtaskmanager. There is a chance I removed/closed a
window on the current virtual desktop a few seconds before I switched to
another. Not sure if I always did that before such crashes happen.

Thread 1 (Thread 0x7f860519a8c0 (LWP 22783)):
[KCrash Handler]
#6  0x00007f85ff0708b0 in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f85ff070b41 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f85ff078f39 in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f85ff0d81a9 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#10 0x00007f85ff151f84 in QAbstractItemModel::rowsRemoved(QModelIndex const&,
int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib64/libQt5Core.so.5
#11 0x00007f85ff05151b in QAbstractItemModel::endRemoveRows() () at
/usr/lib64/libQt5Core.so.5
#12 0x00007f854431d498 in
TaskManager::TaskGroupingProxyModel::Private::sourceRowsAboutToBeRemoved(QModelIndex
const&, int, int) (this=0x36d64a0, first=<optimized out>, last=30, parent=...)
at
/usr/src/debug/plasma-workspace-5.7.4/libtaskmanager/taskgroupingproxymodel.cpp:197
#13 0x00007f8544320469 in
TaskManager::TaskGroupingProxyModel::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) (_o=<optimized out>, _c=<optimized out>,
_id=<optimized out>, _a=<optimized out>) at
/usr/src/debug/plasma-workspace-5.7.4/build/libtaskmanager/moc_taskgroupingproxymodel.cpp:152
#14 0x00007f85ff0d81a9 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#15 0x00007f85ff151f14 in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex
const&, int, int, QAbstractItemModel::QPrivateSignal) () at
/usr/lib64/libQt5Core.so.5
#16 0x00007f85ff050dc3 in QAbstractItemModel::beginRemoveRows(QModelIndex
const&, int, int) () at /usr/lib64/libQt5Core.so.5
#17 0x00007f85ff076695 in  () at /usr/lib64/libQt5Core.so.5
#18 0x00007f85ff077b24 in  () at /usr/lib64/libQt5Core.so.5
#19 0x00007f85ff0784b1 in QSortFilterProxyModel::invalidateFilter() () at
/usr/lib64/libQt5Core.so.5
#20 0x00007f8544319265 in
TaskManager::TaskFilterProxyModel::setVirtualDesktop(unsigned int)
(this=0x36f9260, virtualDesktop=<optimized out>) at
/usr/src/debug/plasma-workspace-5.7.4/libtaskmanager/taskfilterproxymodel.cpp:80
#21 0x00007f8544323d1d in TaskManager::TasksModel::setVirtualDesktop(int)
(this=<optimized out>, virtualDesktop=<optimized out>) at
/usr/src/debug/plasma-workspace-5.7.4/libtaskmanager/tasksmodel.cpp:880
#22 0x00007f854433fe39 in TaskManager::TasksModel::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) (_o=_o@entry=0x36d5ed0,
_c=_c@entry=QMetaObject::WriteProperty, _id=_id@entry=4,
_a=_a@entry=0x7ffd174ea840) at
/usr/src/debug/plasma-workspace-5.7.4/build/libtaskmanager/moc_tasksmodel.cpp:567
#23 0x00007f8544340cab in
TaskManager::TasksModel::qt_metacall(QMetaObject::Call, int, void**)
(this=0x36d5ed0, _c=QMetaObject::WriteProperty, _id=4, _a=0x7ffd174ea840) at
/usr/src/debug/plasma-workspace-5.7.4/build/libtaskmanager/moc_tasksmodel.cpp:627
#24 0x00007f86021e2440 in QQmlVMEMetaObject::metaCall(QObject*,
QMetaObject::Call, int, void**) () at /usr/lib64/libQt5Qml.so.5
#25 0x00007f8602265255 in QQmlBinding::write(QQmlPropertyData const&,
QV4::Value const&, bool, QFlags<QQmlPropertyPrivate::WriteFlag>) () at
/usr/lib64/libQt5Qml.so.5
#26 0x00007f86022663e7 in
QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) () at
/usr/lib64/libQt5Qml.so.5
#27 0x00007f86022668be in QQmlBinding::refresh() () at
/usr/lib64/libQt5Qml.so.5
#28 0x00007f860223c454 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*,
void**) () at /usr/lib64/libQt5Qml.so.5
#29 0x00007f86021e6de4 in QQmlData::signalEmitted(QAbstractDeclarativeData*,
QObject*, int, void**) () at /usr/lib64/libQt5Qml.so.5
#30 0x00007f85ff0d7910 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#31 0x00007f85ff0d824c in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#32 0x00007f8601d9658e in KWindowSystem::currentDesktopChanged(int) () at
/usr/lib64/libKF5WindowSystem.so.5
#33 0x00007f85e71daef7 in  () at
/usr/lib64/qt5/plugins/kf5/org.kde.kwindowsystem.platforms/KF5WindowSystemX11Plugin.so
#34 0x00007f85ff0a78af in
QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) ()
at /usr/lib64/libQt5Core.so.5
#35 0x00007f85f0953195 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*)
() at /usr/lib64/libQt5XcbQpa.so.5
#36 0x00007f85f095412b in QXcbConnection::processXcbEvents() () at
/usr/lib64/libQt5XcbQpa.so.5
#37 0x00007f85ff0d8cf9 in QObject::event(QEvent*) () at
/usr/lib64/libQt5Core.so.5
#38 0x00007f860007caec in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib64/libQt5Widgets.so.5
#39 0x00007f8600081f8f in QApplication::notify(QObject*, QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#40 0x00007f85ff0aaa20 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib64/libQt5Core.so.5
#41 0x00007f85ff0ac99c in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
#42 0x00007f85ff1006c3 in  () at /usr/lib64/libQt5Core.so.5
#43 0x00007f85fae55e37 in g_main_context_dispatch () at
/usr/lib64/libglib-2.0.so.0
#44 0x00007f85fae560a0 in  () at /usr/lib64/libglib-2.0.so.0
#45 0x00007f85fae5614c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#46 0x00007f85ff100acf in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#47 0x00007f85ff0a876a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#48 0x00007f85ff0b0f6c in QCoreApplication::exec() () at
/usr/lib64/libQt5Core.so.5
#49 0x000000000041cd8f in  ()
#50 0x00007f85fe715741 in __libc_start_main () at /lib64/libc.so.6
#51 0x000000000041d109 in _start ()

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