Application: plasmashell (5.4.2)

Qt Version: 5.5.0
Operating System: Linux 4.1.12-1-default x86_64
Distribution: "openSUSE Leap 42.1 (x86_64)"

-- Information about the crash:
Ran gitk from command line. Upon gitk close (I think using file->quit), Plasma crashed.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f439144e7c0 (LWP 15638))]

Thread 8 (Thread 0x7f4373fff700 (LWP 15653)):
#0  0x00007f438a9cfc1d in poll () at /lib64/libc.so.6
#1  0x00007f43870c0e64 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f43870c0f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f438b2f7a5b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f438b29ea63 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f438b0c184a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f438e3915f8 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007f438b0c655f in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f438a1d90a4 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f438a9d804d in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7f43663e3700 (LWP 15664)):
#0  0x00007f438a1dd05f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f4370e76e53 in  () at /usr/lib64/dri/r600_dri.so
#2  0x00007f4370e765d7 in  () at /usr/lib64/dri/r600_dri.so
#3  0x00007f438a1d90a4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f438a9d804d in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7f4360713700 (LWP 15665)):
#0  0x00007f4387102cfb in g_mutex_lock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f43870c08fc in g_main_context_check () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f43870c0df8 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f43870c0f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f438b2f7a5b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f438b29ea63 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#6  0x00007f438b0c184a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007f438e3915f8 in  () at /usr/lib64/libQt5Qml.so.5
#8  0x00007f438b0c655f in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f438a1d90a4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f438a9d804d in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f435ec2a700 (LWP 15669)):
#0  0x00007f438a9cfc1d in poll () at /lib64/libc.so.6
#1  0x00007f43870c0e64 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f43870c0f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f438b2f7a5b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f438b29ea63 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f438b0c184a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f438e3915f8 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007f438b0c655f in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f438a1d90a4 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f438a9d804d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f435d2aa700 (LWP 15671)):
#0  0x00007f438a1dd05f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f4390b397eb in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007f4390b39819 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007f438a1d90a4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f438a9d804d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f4355649700 (LWP 15675)):
#0  0x00007f438a9cfc1d in poll () at /lib64/libc.so.6
#1  0x00007f43870c0e64 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f43870c0f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f438b2f7a5b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f438b29ea63 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f438b0c184a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f438ef1df82 in  () at /usr/lib64/libQt5Quick.so.5
#7  0x00007f438b0c655f in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f438a1d90a4 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f438a9d804d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f42c2f1e700 (LWP 15735)):
#0  0x00007f438a9cfc1d in poll () at /lib64/libc.so.6
#1  0x00007f43870c0e64 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f43870c0f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f438b2f7a5b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f438b29ea63 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f438b0c184a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f42c456bb77 in KCupsConnection::run() () at /usr/lib64/libkcupslib.so
#7  0x00007f438b0c655f in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f438a1d90a4 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f438a9d804d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f439144e7c0 (LWP 15638)):
[KCrash Handler]
#6  0x00007f438e163219 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007f438e3d0859 in QQmlDelegateModel::_q_itemsChanged(int, int, QVector<int> const&) () at /usr/lib64/libQt5Qml.so.5
#8  0x00007f438e3f82cc in  () at /usr/lib64/libQt5Qml.so.5
#9  0x00007f438e3f8b4b in QQmlDelegateModel::qt_metacall(QMetaObject::Call, int, void**) () at /usr/lib64/libQt5Qml.so.5
#10 0x00007f438b2d0a91 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#11 0x00007f438b34e93c in QAbstractItemModel::dataChanged(QModelIndex const&, QModelIndex const&, QVector<int> const&) () at /usr/lib64/libQt5Core.so.5
#12 0x00007f4354435734 in  () at /usr/lib64/libtaskmanager.so.5
#13 0x00007f4354436077 in  () at /usr/lib64/libtaskmanager.so.5
#14 0x00007f438b2d0996 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#15 0x00007f435443da48 in TaskManager::AbstractGroupableItem::changed(QFlags<TaskManager::TaskChange>) () at /usr/lib64/libtaskmanager.so.5
#16 0x00007f438b2d0996 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#17 0x00007f435443db78 in TaskManager::Task::changed(QFlags<TaskManager::TaskChange>) () at /usr/lib64/libtaskmanager.so.5
#18 0x00007f435441f2b6 in TaskManager::Task::setActive(bool) () at /usr/lib64/libtaskmanager.so.5
#19 0x00007f435443170c in TaskManager::TaskManager::activeWindowChanged(unsigned long long) () at /usr/lib64/libtaskmanager.so.5
#20 0x00007f435443378c in  () at /usr/lib64/libtaskmanager.so.5
#21 0x00007f438b2d0996 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib64/libQt5Core.so.5
#22 0x00007f438dea2292 in KWindowSystem::activeWindowChanged(unsigned long long) () at /usr/lib64/libKF5WindowSystem.so.5
#23 0x00007f4378508af3 in  () at /usr/lib64/qt5/plugins/kf5/org.kde.kwindowsystem.platforms/KF5WindowSystemX11Plugin.so
#24 0x00007f438b29dcd0 in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) () at /usr/lib64/libQt5Core.so.5
#25 0x00007f437d0630d4 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) () at /usr/lib64/libQt5XcbQpa.so.5
#26 0x00007f437d06505b in QXcbConnection::processXcbEvents() () at /usr/lib64/libQt5XcbQpa.so.5
#27 0x00007f438b2d1796 in QObject::event(QEvent*) () at /usr/lib64/libQt5Core.so.5
#28 0x00007f438c619e8c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#29 0x00007f438c61ecd8 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#30 0x00007f438b2a0ba5 in QCoreApplication::notifyInternal(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#31 0x00007f438b2a2d67 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
#32 0x00007f438b2f85c3 in  () at /usr/lib64/libQt5Core.so.5
#33 0x00007f43870c0c84 in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#34 0x00007f43870c0ed8 in  () at /usr/lib64/libglib-2.0.so.0
#35 0x00007f43870c0f7c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#36 0x00007f438b2f7a3c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#37 0x00007f438b29ea63 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#38 0x00007f438b2a65d6 in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#39 0x000000000043467b in main ()

Reported using DrKonqi