https://bugs.kde.org/show_bug.cgi?id=361019

            Bug ID: 361019
           Summary: Plasma Crashes at Random Times
           Product: plasmashell
           Version: 5.5.5
          Platform: openSUSE RPMs
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: k...@davidedmundson.co.uk
          Reporter: calend...@gmail.com
                CC: bhus...@gmail.com, plasma-b...@kde.org

Application: plasmashell (5.5.5)

Qt Version: 5.5.1
Operating System: Linux 4.1.15-8-default x86_64
Distribution: "openSUSE Leap 42.1 (x86_64)"

-- Information about the crash:
- What I was doing when the application crashed:
Watching a Youtube video. Plasma seems to crash at random times, and I can't
duplictae it.

The crash does not seem to be reproducible.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f8e712567c0 (LWP 1829))]

Thread 14 (Thread 0x7f8e5bfed700 (LWP 1843)):
#0  0x00007f8e6a6f2bbd in poll () at /lib64/libc.so.6
#1  0x00007f8e6f691422 in  () at /usr/lib64/libxcb.so.1
#2  0x00007f8e6f69300f in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007f8e5e7a63c9 in  () at /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f8e6adf132f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8e69eee0a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8e6a6fafed in clone () at /lib64/libc.so.6

Thread 13 (Thread 0x7f8e58f35700 (LWP 1912)):
#0  0x00007f8e6a6eec8d in read () at /lib64/libc.so.6
#1  0x00007f8e66daab60 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f8e66d69999 in g_main_context_check () at
/usr/lib64/libglib-2.0.so.0
#3  0x00007f8e66d69df8 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f8e66d69f7c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#5  0x00007f8e6b023d8b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#6  0x00007f8e6afcad53 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#7  0x00007f8e6adec61a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8  0x00007f8e6e136df8 in  () at /usr/lib64/libQt5Qml.so.5
#9  0x00007f8e6adf132f in  () at /usr/lib64/libQt5Core.so.5
#10 0x00007f8e69eee0a4 in start_thread () at /lib64/libpthread.so.0
#11 0x00007f8e6a6fafed in clone () at /lib64/libc.so.6

Thread 12 (Thread 0x7f8e45005700 (LWP 1973)):
#0  0x00007f8e66dabcf9 in g_mutex_lock () at /usr/lib64/libglib-2.0.so.0
#1  0x00007f8e66d69387 in g_main_context_prepare () at
/usr/lib64/libglib-2.0.so.0
#2  0x00007f8e66d69d80 in  () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f8e66d69f7c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#4  0x00007f8e6b023d8b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#5  0x00007f8e6afcad53 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#6  0x00007f8e6adec61a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#7  0x00007f8e6e136df8 in  () at /usr/lib64/libQt5Qml.so.5
#8  0x00007f8e6adf132f in  () at /usr/lib64/libQt5Core.so.5
#9  0x00007f8e69eee0a4 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f8e6a6fafed in clone () at /lib64/libc.so.6

Thread 11 (Thread 0x7f8e3f7b5700 (LWP 1979)):
#0  0x00007f8e6a6f2bbd in poll () at /lib64/libc.so.6
#1  0x00007f8e66d69e64 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f8e66d69f7c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#3  0x00007f8e6b023d8b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#4  0x00007f8e6afcad53 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#5  0x00007f8e6adec61a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f8e6e136df8 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007f8e6adf132f in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f8e69eee0a4 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f8e6a6fafed in clone () at /lib64/libc.so.6

Thread 10 (Thread 0x7f8e3de35700 (LWP 1991)):
#0  0x00007f8e69ef203f in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f8e7092986b in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007f8e70929899 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007f8e69eee0a4 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f8e6a6fafed in clone () at /lib64/libc.so.6

Thread 9 (Thread 0x7f8db6845700 (LWP 2002)):
#0  0x00007f8e6a6eec8d in read () at /lib64/libc.so.6
#1  0x00007f8e66daab60 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f8e66d69999 in g_main_context_check () at
/usr/lib64/libglib-2.0.so.0
#3  0x00007f8e66d69df8 in  () at /usr/lib64/libglib-2.0.so.0
#4  0x00007f8e66d69f7c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#5  0x00007f8e6b023d8b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#6  0x00007f8e6afcad53 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#7  0x00007f8e6adec61a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#8  0x00007f8e6ecd9282 in  () at /usr/lib64/libQt5Quick.so.5
#9  0x00007f8e6adf132f in  () at /usr/lib64/libQt5Core.so.5
#10 0x00007f8e69eee0a4 in start_thread () at /lib64/libpthread.so.0
#11 0x00007f8e6a6fafed in clone () at /lib64/libc.so.6

Thread 8 (Thread 0x7f8db57d0700 (LWP 2005)):
#0  0x00007f8e69ef203f in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f8e6adf234b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f8e6ed4c25b in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f8e6ed4c6f3 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f8e6adf132f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8e69eee0a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8e6a6fafed in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7f8da367d700 (LWP 2019)):
#0  0x00007f8e69ef203f in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f8e6adf234b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f8e6ed4c25b in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f8e6ed4c6f3 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f8e6adf132f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8e69eee0a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8e6a6fafed in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7f8da1cac700 (LWP 2020)):
#0  0x00007f8e69ef203f in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f8e6adf234b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f8e6ed4c25b in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f8e6ed4c6f3 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f8e6adf132f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8e69eee0a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8e6a6fafed in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f8d9a515700 (LWP 2058)):
#0  0x00007f8e69ef203f in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f8e6adf234b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f8e6ed4c25b in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f8e6ed4c6f3 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f8e6adf132f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8e69eee0a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8e6a6fafed in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f8d98b0f700 (LWP 2059)):
#0  0x00007f8e69ef203f in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f8e6adf234b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f8e6ed4c25b in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f8e6ed4c6f3 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f8e6adf132f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8e69eee0a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8e6a6fafed in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f8d8a5e5700 (LWP 2306)):
#0  0x00007f8e69ef203f in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f8e6adf234b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f8e6ed4c25b in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f8e6ed4c6f3 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f8e6adf132f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8e69eee0a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8e6a6fafed in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f8d83fff700 (LWP 2614)):
#0  0x00007f8e69ef203f in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f8e6adf234b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f8e6ed4c25b in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f8e6ed4c6f3 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f8e6adf132f in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f8e69eee0a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f8e6a6fafed in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f8e712567c0 (LWP 1829)):
[KCrash Handler]
#6  0x00007f8e6df08339 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007f8e6e176009 in QQmlDelegateModel::_q_itemsChanged(int, int,
QVector<int> const&) () at /usr/lib64/libQt5Qml.so.5
#8  0x00007f8e6e19da8c in  () at /usr/lib64/libQt5Qml.so.5
#9  0x00007f8e6e19e30b in QQmlDelegateModel::qt_metacall(QMetaObject::Call,
int, void**) () at /usr/lib64/libQt5Qml.so.5
#10 0x00007f8e6affcdc1 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#11 0x00007f8e6b07b82c in QAbstractItemModel::dataChanged(QModelIndex const&,
QModelIndex const&, QVector<int> const&) () at /usr/lib64/libQt5Core.so.5
#12 0x00007f8dae9a9364 in  () at /usr/lib64/libtaskmanager.so.5
#13 0x00007f8dae9a9ca7 in  () at /usr/lib64/libtaskmanager.so.5
#14 0x00007f8e6affccc6 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#15 0x00007f8dae9b1738 in
TaskManager::AbstractGroupableItem::changed(QFlags<TaskManager::TaskChange>) ()
at /usr/lib64/libtaskmanager.so.5
#16 0x00007f8e6affccc6 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#17 0x00007f8dae9b1868 in
TaskManager::Task::changed(QFlags<TaskManager::TaskChange>) () at
/usr/lib64/libtaskmanager.so.5
#18 0x00007f8dae991a86 in TaskManager::Task::setActive(bool) () at
/usr/lib64/libtaskmanager.so.5
#19 0x00007f8dae9a4999 in
TaskManager::TaskManager::activeWindowChanged(unsigned long long) () at
/usr/lib64/libtaskmanager.so.5
#20 0x00007f8e6affc73f in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#21 0x00007f8e6dc45952 in KWindowSystem::activeWindowChanged(unsigned long
long) () at /usr/lib64/libKF5WindowSystem.so.5
#22 0x00007f8e59150eed in  () at
/usr/lib64/qt5/plugins/kf5/org.kde.kwindowsystem.platforms/KF5WindowSystemX11Plugin.so
#23 0x00007f8e6afc9fc0 in
QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) ()
at /usr/lib64/libQt5Core.so.5
#24 0x00007f8e5e7a4044 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*)
() at /usr/lib64/libQt5XcbQpa.so.5
#25 0x00007f8e5e7a601b in QXcbConnection::processXcbEvents() () at
/usr/lib64/libQt5XcbQpa.so.5
#26 0x00007f8e6affdac6 in QObject::event(QEvent*) () at
/usr/lib64/libQt5Core.so.5
#27 0x00007f8e6c359e7c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib64/libQt5Widgets.so.5
#28 0x00007f8e6c35ecc8 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#29 0x00007f8e6afcce95 in QCoreApplication::notifyInternal(QObject*, QEvent*)
() at /usr/lib64/libQt5Core.so.5
#30 0x00007f8e6afcf057 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
#31 0x00007f8e6b0248f3 in  () at /usr/lib64/libQt5Core.so.5
#32 0x00007f8e66d69c84 in g_main_context_dispatch () at
/usr/lib64/libglib-2.0.so.0
#33 0x00007f8e66d69ed8 in  () at /usr/lib64/libglib-2.0.so.0
#34 0x00007f8e66d69f7c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#35 0x00007f8e6b023d6c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#36 0x00007f8e6afcad53 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#37 0x00007f8e6afd28f6 in QCoreApplication::exec() () at
/usr/lib64/libQt5Core.so.5
#38 0x0000000000436b3d in main ()

Reported using DrKonqi

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