Application: plasmashell (5.9.1)

Qt Version: 5.8.0
Frameworks Version: 5.30.0
Operating System: Linux 4.9.8-1-ARCH x86_64
Distribution (Platform): Archlinux Packages

-- Information about the crash:
- What I was doing when the application crashed:
Booting up PC on Arch Linux. Happen after a normal login through SDDM.
Plasma installed from normal Arch repos.

-- Backtrace:
Application: Plasma (plasmashell), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fbff67ee800 (LWP 685))]

Thread 8 (Thread 0x7fbf40da3700 (LWP 912)):
#0  0x00007fbfef45d10f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fbff058d58b in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib/libQt5Core.so.5
#2  0x00007fbff42e9665 in  () at /usr/lib/libQt5Quick.so.5
#3  0x00007fbff42e9f72 in  () at /usr/lib/libQt5Quick.so.5
#4  0x00007fbff058c6d8 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007fbfef457454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007fbfefea17df in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7fbf415a4700 (LWP 909)):
#0  0x00007fbfefe9848d in poll () at /usr/lib/libc.so.6
#1  0x00007fbfeacb1786 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fbfeacb189c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fbff07bc06b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fbff076589a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fbff0587a73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fbff4277fd6 in  () at /usr/lib/libQt5Quick.so.5
#7  0x00007fbff058c6d8 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fbfef457454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fbfefea17df in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7fbfd0f1e700 (LWP 895)):
#0  0x00007fbfef45d10f in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fbff5f6d234 in  () at /usr/lib/libQt5Script.so.5
#2  0x00007fbff5f6d279 in  () at /usr/lib/libQt5Script.so.5
#3  0x00007fbfef457454 in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fbfefea17df in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7fbfd2b81700 (LWP 859)):
#0  0x00007fbfeacb131a in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#1  0x00007fbfeacb17f0 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fbfeacb189c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007fbff07bc06b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fbff076589a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007fbff0587a73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007fbff36c3025 in  () at /usr/lib/libQt5Qml.so.5
#7  0x00007fbff058c6d8 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007fbfef457454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007fbfefea17df in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7fbfd8d3c700 (LWP 746)):
#0  0x00007fbfefe944ed in read () at /usr/lib/libc.so.6
#1  0x00007fbfeacf5a10 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007fbfeacb1235 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007fbfeacb1724 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007fbfeacb189c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007fbff07bc06b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007fbff076589a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007fbff0587a73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007fbff36c3025 in  () at /usr/lib/libQt5Qml.so.5
#9  0x00007fbff058c6d8 in  () at /usr/lib/libQt5Core.so.5
#10 0x00007fbfef457454 in start_thread () at /usr/lib/libpthread.so.0
#11 0x00007fbfefea17df in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7fbfda784700 (LWP 720)):
#0  0x00007fff3fda4939 in  ()
#1  0x00007fff3fda4bc5 in clock_gettime ()
#2  0x00007fbfefeae6b6 in clock_gettime () at /usr/lib/libc.so.6
#3  0x00007fbff07bb201 in  () at /usr/lib/libQt5Core.so.5
#4  0x00007fbff07b99c9 in QTimerInfoList::updateCurrentTime() () at /usr/lib/libQt5Core.so.5
#5  0x00007fbff07b9f75 in QTimerInfoList::timerWait(timespec&) () at /usr/lib/libQt5Core.so.5
#6  0x00007fbff07bb63e in  () at /usr/lib/libQt5Core.so.5
#7  0x00007fbfeacb0c89 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#8  0x00007fbfeacb16ab in  () at /usr/lib/libglib-2.0.so.0
#9  0x00007fbfeacb189c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#10 0x00007fbff07bc06b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#11 0x00007fbff076589a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#12 0x00007fbff0587a73 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#13 0x00007fbff130c125 in  () at /usr/lib/libQt5DBus.so.5
#14 0x00007fbff058c6d8 in  () at /usr/lib/libQt5Core.so.5
#15 0x00007fbfef457454 in start_thread () at /usr/lib/libpthread.so.0
#16 0x00007fbfefea17df in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7fbfe0865700 (LWP 704)):
#0  0x00007fbfefe9848d in poll () at /usr/lib/libc.so.6
#1  0x00007fbff4e938e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007fbff4e95679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007fbfe2dd7239 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007fbff058c6d8 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007fbfef457454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007fbfefea17df in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7fbff67ee800 (LWP 685)):
[KCrash Handler]
#6  0x00007fbff4322de1 in QQuickItemPrivate::setEffectiveVisibleRecur(bool) () at /usr/lib/libQt5Quick.so.5
#7  0x00007fbff4322dea in QQuickItemPrivate::setEffectiveVisibleRecur(bool) () at /usr/lib/libQt5Quick.so.5
#8  0x00007fbff4322f44 in QQuickItem::setVisible(bool) () at /usr/lib/libQt5Quick.so.5
#9  0x00007fbff62a04bc in  () at /usr/lib/libKF5PlasmaQuick.so.5
#10 0x00007fbff62a1bee in PlasmaQuick::Dialog::event(QEvent*) () at /usr/lib/libKF5PlasmaQuick.so.5
#11 0x00007fbff16d534c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#12 0x00007fbff16dcb61 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#13 0x00007fbff0767440 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#14 0x00007fbff0cbe78e in QWindow::setVisible(bool) () at /usr/lib/libQt5Gui.so.5
#15 0x00007fbff629ddd4 in PlasmaQuick::Dialog::setVisible(bool) () at /usr/lib/libKF5PlasmaQuick.so.5
#16 0x00007fbff62a0c48 in  () at /usr/lib/libKF5PlasmaQuick.so.5
#17 0x00007fbff62a238b in PlasmaQuick::Dialog::qt_metacall(QMetaObject::Call, int, void**) () at /usr/lib/libKF5PlasmaQuick.so.5
#18 0x00007fbff3636ac9 in  () at /usr/lib/libQt5Qml.so.5
#19 0x00007fbff3635498 in QQmlPropertyPrivate::write(QObject*, QQmlPropertyData const&, QVariant const&, QQmlContextData*, QFlags<QQmlPropertyData::WriteFlag>) () at /usr/lib/libQt5Qml.so.5
#20 0x00007fbff35ffb7b in QV4::QObjectWrapper::setProperty(QV4::ExecutionEngine*, QObject*, QQmlPropertyData*, QV4::Value const&) () at /usr/lib/libQt5Qml.so.5
#21 0x00007fbff3600390 in QV4::QObjectWrapper::setQmlProperty(QV4::ExecutionEngine*, QQmlContextData*, QObject*, QV4::String*, QV4::QObjectWrapper::RevisionMode, QV4::Value const&) () at /usr/lib/libQt5Qml.so.5
#22 0x00007fbff36004a6 in QV4::QObjectWrapper::put(QV4::Managed*, QV4::String*, QV4::Value const&) () at /usr/lib/libQt5Qml.so.5
#23 0x00007fbff3610f56 in QV4::Runtime::method_setProperty(QV4::ExecutionEngine*, QV4::Value const&, int, QV4::Value const&) () at /usr/lib/libQt5Qml.so.5
#24 0x00007fbf42a2cf42 in  ()
#25 0x0000000000000018 in  ()
#26 0x00007fbf42a2d504 in  ()
#27 0x0000000100000100 in  ()
#28 0x0003400000000001 in  ()
#29 0x0000000001cb4870 in  ()
#30 0x0003400000000000 in  ()
#31 0x0000000001cb5010 in  ()
#32 0x0000000000000000 in  ()

Reported using DrKonqi