Application: plasmashell (5.9.0)

Qt Version: 5.8.0
Frameworks Version: 5.30.0
Operating System: Linux 4.9.6-1-ARCH x86_64
Distribution: "Arch Linux"

-- Information about the crash:
Just clicked on desktop menu (3 vertical lines icon) after waking up the laptop. After killing plasma by executing this command "kquitapp5 plasmashell; /usr/bin/plasmashell --shut-up &>/dev/null" it works now normally.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fdebfe8d800 (LWP 749))]

Thread 8 (Thread 0x7fddf6427700 (LWP 1404)):
#0  0x00007fdeb43afdb9 in g_mutex_lock () at /usr/lib/libglib-2.0.so.0
#1  0x00007fdeb436a184 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#2  0x00007fdeb436a724 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007fdeb436a89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007fdeb9e6f46b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fdeb9e18c9a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007fdeb9c3aa73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007fddf8cf90a7 in KCupsConnection::run() () at /usr/lib/libkcupslib.so
#8  0x00007fdeb9c3f6d8 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007fdeb8b0a454 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007fdeb95547df in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7fde0b486700 (LWP 1140)):
#0  0x00007fdeb43af996 in g_private_get () at /usr/lib/libglib-2.0.so.0
#1  0x00007fdeb43925d0 in g_thread_self () at /usr/lib/libglib-2.0.so.0
#2  0x00007fdeb436a88d in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fdeb9e6f46b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fdeb9e18c9a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fdeb9c3aa73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fdebd92afd6 in  () at /usr/lib/libQt5Quick.so.5
#7  0x00007fdeb9c3f6d8 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fdeb8b0a454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fdeb95547df in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7fde9939c700 (LWP 1049)):
#0  0x00007fdeb8b1010f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fdebf620234 in  () at /usr/lib/libQt5Script.so.5
#2  0x00007fdebf620279 in  () at /usr/lib/libQt5Script.so.5
#3  0x00007fdeb8b0a454 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fdeb95547df in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7fde9b3b5700 (LWP 923)):
#0  0x00007fdeb954b48d in poll () at /usr/lib/libc.so.6
#1  0x00007fdeb436a786 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fdeb436a89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fdeb9e6f46b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fdeb9e18c9a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fdeb9c3aa73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fdebcd76025 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007fdeb9c3f6d8 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fdeb8b0a454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fdeb95547df in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7fdea0f59700 (LWP 883)):
#0  0x00007fdeb954b48d in poll () at /usr/lib/libc.so.6
#1  0x00007fdeb436a786 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fdeb436a89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fdeb9e6f46b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fdeb9e18c9a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fdeb9c3aa73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fdebcd76025 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007fdeb9c3f6d8 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fdeb8b0a454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fdeb95547df in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7fdea29a1700 (LWP 811)):
#0  0x00007fdeb9c368a9 in QMutex::lock() () at /usr/lib/libQt5Core.so.5
#1  0x00007fdeb9e6ebdf in  () at /usr/lib/libQt5Core.so.5
#2  0x00007fdeb4369c89 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#3  0x00007fdeb436a6ab in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007fdeb436a89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007fdeb9e6f46b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007fdeb9e18c9a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007fdeb9c3aa73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007fdeba9bf125 in  () at /usr/lib/libQt5DBus.so.5
#9  0x00007fdeb9c3f6d8 in  () at /usr/lib/libQt5Core.so.5
#10 0x00007fdeb8b0a454 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007fdeb95547df in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7fdea9156700 (LWP 767)):
#0  0x00007fdeb954b48d in poll () at /usr/lib/libc.so.6
#1  0x00007fdebe5468e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007fdebe548679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007fdeab095239 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007fdeb9c3f6d8 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007fdeb8b0a454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007fdeb95547df in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7fdebfe8d800 (LWP 749)):
[KCrash Handler]
#6  0x00007fdebd9d5de1 in QQuickItemPrivate::setEffectiveVisibleRecur(bool) () at /usr/lib/libQt5Quick.so.5
#7  0x00007fdebd9d5dea in QQuickItemPrivate::setEffectiveVisibleRecur(bool) () at /usr/lib/libQt5Quick.so.5
#8  0x00007fdebd9d5f44 in QQuickItem::setVisible(bool) () at /usr/lib/libQt5Quick.so.5
#9  0x00007fdebf9534bc in  () at /usr/lib/libKF5PlasmaQuick.so.5
#10 0x00007fdebf954bee in PlasmaQuick::Dialog::event(QEvent*) () at /usr/lib/libKF5PlasmaQuick.so.5
#11 0x00007fdebad8834c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#12 0x00007fdebad8fb61 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#13 0x00007fdeb9e1a840 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#14 0x00007fdeba37178e in QWindow::setVisible(bool) () at /usr/lib/libQt5Gui.so.5
#15 0x00007fdebf950dd4 in PlasmaQuick::Dialog::setVisible(bool) () at /usr/lib/libKF5PlasmaQuick.so.5
#16 0x00007fdebf953c48 in  () at /usr/lib/libKF5PlasmaQuick.so.5
#17 0x00007fdebf95538b in PlasmaQuick::Dialog::qt_metacall(QMetaObject::Call, int, void**) () at /usr/lib/libKF5PlasmaQuick.so.5
#18 0x00007fdebcce9ac9 in  () at /usr/lib/libQt5Qml.so.5
#19 0x00007fdebcce8498 in QQmlPropertyPrivate::write(QObject*, QQmlPropertyData const&, QVariant const&, QQmlContextData*, QFlags<QQmlPropertyData::WriteFlag>) () at /usr/lib/libQt5Qml.so.5
#20 0x00007fdebccb2b7b in QV4::QObjectWrapper::setProperty(QV4::ExecutionEngine*, QObject*, QQmlPropertyData*, QV4::Value const&) () at /usr/lib/libQt5Qml.so.5
#21 0x00007fdebccb3390 in QV4::QObjectWrapper::setQmlProperty(QV4::ExecutionEngine*, QQmlContextData*, QObject*, QV4::String*, QV4::QObjectWrapper::RevisionMode, QV4::Value const&) () at /usr/lib/libQt5Qml.so.5
#22 0x00007fdebccb34a6 in QV4::QObjectWrapper::put(QV4::Managed*, QV4::String*, QV4::Value const&) () at /usr/lib/libQt5Qml.so.5
#23 0x00007fdebccc3f56 in QV4::Runtime::method_setProperty(QV4::ExecutionEngine*, QV4::Value const&, int, QV4::Value const&) () at /usr/lib/libQt5Qml.so.5
#24 0x00007fde988ccf42 in  ()
#25 0x00000000009960a0 in  ()
#26 0x00007fde988cd504 in  ()
#27 0x00007fff8485b2a0 in  ()
#28 0x0003400000000001 in  ()
#29 0x00007fde9a3b6368 in  ()
#30 0x0003400000000000 in  ()
#31 0x00007fff8485b0e0 in  ()
#32 0x0000000000000000 in  ()

Reported using DrKonqi