Application: plasmashell (5.10.1)

Qt Version: 5.9.0
Frameworks Version: 5.35.0
Operating System: Linux 4.11.3-1-ARCH x86_64
Distribution: "Arch Linux"

-- Information about the crash:
- What I was doing when the application crashed:
I open 5 chrome application and close it at once the kde crashed

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f7ebe4acd80 (LWP 646))]

Thread 6 (Thread 0x7f7e05e48700 (LWP 1244)):
#0  0x00007f7eb26fda29 in g_mutex_lock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f7eb26b8786 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#2  0x00007f7eb26b8c78 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f7eb26b8d0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f7eb8425e9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f7eb83cc21a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f7eb81ee40a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f7ebbf15836 in  () at /usr/lib/libQt5Quick.so.5
#8  0x00007f7eb81f2cbd in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f7eb73bb297 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f7eb7b0725f in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7f7e935b1700 (LWP 840)):
#0  0x00007f7eb73c139d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007f7ebdc30ac4 in  () at /usr/lib/libQt5Script.so.5
#2  0x00007f7ebdc30b09 in  () at /usr/lib/libQt5Script.so.5
#3  0x00007f7eb73bb297 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007f7eb7b0725f in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7f7e9d95c700 (LWP 809)):
#0  0x00007f7eb26fda44 in g_mutex_unlock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f7eb26b8bb6 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f7eb26b8d0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f7eb8425e9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f7eb83cc21a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f7eb81ee40a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f7ebb35d645 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007f7eb81f2cbd in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f7eb73bb297 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f7eb7b0725f in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f7e9ffff700 (LWP 711)):
#0  0x00007f7eb7afd2bd in poll () at /usr/lib/libc.so.6
#1  0x00007f7eb26b8bf9 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f7eb26b8d0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f7eb8425e9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f7eb83cc21a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f7eb81ee40a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f7ebb35d645 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007f7eb81f2cbd in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f7eb73bb297 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f7eb7b0725f in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f7ea62af700 (LWP 681)):
#0  0x00007f7eb7af902d in read () at /usr/lib/libc.so.6
#1  0x00007f7eb26fc6f0 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f7eb26b86db in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007f7eb26b8ba0 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007f7eb26b8d0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007f7eb8425e9b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f7eb83cc21a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007f7eb81ee40a in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007f7eb8fb9d45 in  () at /usr/lib/libQt5DBus.so.5
#9  0x00007f7eb81f2cbd in  () at /usr/lib/libQt5Core.so.5
#10 0x00007f7eb73bb297 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007f7eb7b0725f in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f7ebe4acd80 (LWP 646)):
[KCrash Handler]
#5  0x00007f7eb8391129 in  () at /usr/lib/libQt5Core.so.5
#6  0x00007f7eb839148c in  () at /usr/lib/libQt5Core.so.5
#7  0x00007f7eb8397e09 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f7eb83fc465 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#9  0x00007f7eb8475fce in QAbstractItemModel::rowsRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib/libQt5Core.so.5
#10 0x00007f7eb837052b in QAbstractItemModel::endRemoveRows() () at /usr/lib/libQt5Core.so.5
#11 0x00007f7e05125caf in TaskManager::TaskGroupingProxyModel::Private::sourceRowsAboutToBeRemoved(QModelIndex const&, int, int) () at /usr/lib/libtaskmanager.so.6
#12 0x00007f7e05128019 in  () at /usr/lib/libtaskmanager.so.6
#13 0x00007f7eb83fc465 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#14 0x00007f7eb8475f4e in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib/libQt5Core.so.5
#15 0x00007f7eb836fe0b in QAbstractItemModel::beginRemoveRows(QModelIndex const&, int, int) () at /usr/lib/libQt5Core.so.5
#16 0x00007f7eb8395635 in  () at /usr/lib/libQt5Core.so.5
#17 0x00007f7eb83957d3 in  () at /usr/lib/libQt5Core.so.5
#18 0x00007f7eb8397de8 in  () at /usr/lib/libQt5Core.so.5
#19 0x00007f7eb83fc465 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#20 0x00007f7eb8475f4e in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib/libQt5Core.so.5
#21 0x00007f7eb836fe0b in QAbstractItemModel::beginRemoveRows(QModelIndex const&, int, int) () at /usr/lib/libQt5Core.so.5
#22 0x00007f7e04eaf57b in  () at /usr/lib/libKF5ItemModels.so.5
#23 0x00007f7eb83fc465 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#24 0x00007f7eb8475f4e in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib/libQt5Core.so.5
#25 0x00007f7eb836fe0b in QAbstractItemModel::beginRemoveRows(QModelIndex const&, int, int) () at /usr/lib/libQt5Core.so.5
#26 0x00007f7eb838c811 in  () at /usr/lib/libQt5Core.so.5
#27 0x00007f7eb83fc465 in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#28 0x00007f7eb8475f4e in QAbstractItemModel::rowsAboutToBeRemoved(QModelIndex const&, int, int, QAbstractItemModel::QPrivateSignal) () at /usr/lib/libQt5Core.so.5
#29 0x00007f7eb836fe0b in QAbstractItemModel::beginRemoveRows(QModelIndex const&, int, int) () at /usr/lib/libQt5Core.so.5
#30 0x00007f7e0514127a in TaskManager::XWindowTasksModel::Private::removeWindow(unsigned long long) () at /usr/lib/libtaskmanager.so.6
#31 0x00007f7eb83fc57f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#32 0x00007f7ebae75a92 in KWindowSystem::windowRemoved(unsigned long long) () at /usr/lib/libKF5WindowSystem.so.5
#33 0x00007f7ea455b429 in  () at /usr/lib/qt/plugins/kf5/org.kde.kwindowsystem.platforms/KF5WindowSystemX11Plugin.so
#34 0x00007f7ebae6e498 in NETRootInfo::update(QFlags<NET::Property>, QFlags<NET::Property2>) () at /usr/lib/libKF5WindowSystem.so.5
#35 0x00007f7ebae6f802 in NETRootInfo::event(xcb_generic_event_t*, QFlags<NET::Property>*, QFlags<NET::Property2>*) () at /usr/lib/libKF5WindowSystem.so.5
#36 0x00007f7ebae6fb65 in NETRootInfo::event(xcb_generic_event_t*, unsigned long*, int) () at /usr/lib/libKF5WindowSystem.so.5
#37 0x00007f7ea455a95d in  () at /usr/lib/qt/plugins/kf5/org.kde.kwindowsystem.platforms/KF5WindowSystemX11Plugin.so
#38 0x00007f7eb83cad7f in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) () at /usr/lib/libQt5Core.so.5
#39 0x00007f7eaa63d2c0 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) () at /usr/lib/libQt5XcbQpa.so.5
#40 0x00007f7eaa63df4c in QXcbConnection::processXcbEvents() () at /usr/lib/libQt5XcbQpa.so.5
#41 0x00007f7eb83fce72 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#42 0x00007f7eb938346c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#43 0x00007f7eb938acf4 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#44 0x00007f7eb83cdb98 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#45 0x00007f7eb83d002d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#46 0x00007f7eb8425a63 in  () at /usr/lib/libQt5Core.so.5
#47 0x00007f7eb26b8a47 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#48 0x00007f7eb26b8c78 in  () at /usr/lib/libglib-2.0.so.0
#49 0x00007f7eb26b8d0c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#50 0x00007f7eb8425e7f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#51 0x00007f7eb83cc21a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#52 0x00007f7eb83d4a74 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#53 0x000000000041cce2 in  ()
#54 0x00007f7eb7a3a43a in __libc_start_main () at /usr/lib/libc.so.6
#55 0x000000000041d05a in _start ()

Reported using DrKonqi