Application: plasma-discover (5.8.3)

Qt Version: 5.7.0
Frameworks Version: 5.27.0
Operating System: Linux 4.8.6-1-ARCH x86_64
Distribution: "Arch Linux"

-- Information about the crash:
- What I was doing when the application crashed:

I tried opening Discover from the system tray icon to install updates

The crash can be reproduced every time.

-- Backtrace:
Application: Discover (plasma-discover), signal: Aborted
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7ffb5ae757c0 (LWP 14591))]

Thread 8 (Thread 0x7ffb1ed4e700 (LWP 14601)):
#0  0x00007ffb5697748d in poll () at /usr/lib/libc.so.6
#1  0x00007ffb51c6a786 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007ffb51c6ab12 in g_main_loop_run () at /usr/lib/libglib-2.0.so.0
#3  0x00007ffb2091b316 in  () at /usr/lib/libgio-2.0.so.0
#4  0x00007ffb51c920d5 in  () at /usr/lib/libglib-2.0.so.0
#5  0x00007ffb53977454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007ffb569807df in clone () at /usr/lib/libc.so.6

Thread 7 (Thread 0x7ffb1f54f700 (LWP 14600)):
#0  0x00007ffb569734ed in read () at /usr/lib/libc.so.6
#1  0x00007ffb51caea10 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007ffb51c6a235 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007ffb51c6a724 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007ffb51c6a89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007ffb51c6a8e1 in  () at /usr/lib/libglib-2.0.so.0
#6  0x00007ffb51c920d5 in  () at /usr/lib/libglib-2.0.so.0
#7  0x00007ffb53977454 in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007ffb569807df in clone () at /usr/lib/libc.so.6

Thread 6 (Thread 0x7ffb34f56700 (LWP 14596)):
#0  0x00007ffb569734ed in read () at /usr/lib/libc.so.6
#1  0x00007ffb51caea10 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007ffb51c6a235 in g_main_context_check () at /usr/lib/libglib-2.0.so.0
#3  0x00007ffb51c6a724 in  () at /usr/lib/libglib-2.0.so.0
#4  0x00007ffb51c6a89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#5  0x00007ffb575a372b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007ffb5754d23a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#7  0x00007ffb573700f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#8  0x00007ffb57374d78 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007ffb53977454 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007ffb569807df in clone () at /usr/lib/libc.so.6

Thread 5 (Thread 0x7ffb35757700 (LWP 14595)):
#0  0x00007ffb51cafdb9 in g_mutex_lock () at /usr/lib/libglib-2.0.so.0
#1  0x00007ffb51c69c95 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#2  0x00007ffb51c6a6ab in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007ffb51c6a89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007ffb575a372b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007ffb5754d23a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007ffb573700f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007ffb5a444856 in  () at /usr/lib/libQt5Quick.so.5
#8  0x00007ffb57374d78 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007ffb53977454 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007ffb569807df in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7ffb3ebaf700 (LWP 14594)):
#0  0x00007ffb51cafdd4 in g_mutex_unlock () at /usr/lib/libglib-2.0.so.0
#1  0x00007ffb51c696de in g_main_context_acquire () at /usr/lib/libglib-2.0.so.0
#2  0x00007ffb51c6a635 in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007ffb51c6a89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007ffb575a372b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007ffb5754d23a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007ffb573700f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007ffb57f0d2d5 in  () at /usr/lib/libQt5Qml.so.5
#8  0x00007ffb57374d78 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007ffb53977454 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007ffb569807df in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7ffb3fdc7700 (LWP 14593)):
#0  0x00007fff94a02939 in  ()
#1  0x00007fff94a02bc5 in clock_gettime ()
#2  0x00007ffb5698d6b6 in clock_gettime () at /usr/lib/libc.so.6
#3  0x00007ffb5741a1a1 in  () at /usr/lib/libQt5Core.so.5
#4  0x00007ffb575a13a9 in QTimerInfoList::updateCurrentTime() () at /usr/lib/libQt5Core.so.5
#5  0x00007ffb575a1955 in QTimerInfoList::timerWait(timespec&) () at /usr/lib/libQt5Core.so.5
#6  0x00007ffb575a2cfe in  () at /usr/lib/libQt5Core.so.5
#7  0x00007ffb51c69c89 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#8  0x00007ffb51c6a6ab in  () at /usr/lib/libglib-2.0.so.0
#9  0x00007ffb51c6a89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#10 0x00007ffb575a372b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#11 0x00007ffb5754d23a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#12 0x00007ffb573700f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#13 0x00007ffb591ede55 in  () at /usr/lib/libQt5DBus.so.5
#14 0x00007ffb57374d78 in  () at /usr/lib/libQt5Core.so.5
#15 0x00007ffb53977454 in start_thread () at /usr/lib/libpthread.so.0
#16 0x00007ffb569807df in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7ffb489af700 (LWP 14592)):
#0  0x00007ffb5697748d in poll () at /usr/lib/libc.so.6
#1  0x00007ffb517f48e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007ffb517f6679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007ffb4b16a449 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007ffb57374d78 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007ffb53977454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007ffb569807df in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7ffb5ae757c0 (LWP 14591)):
[KCrash Handler]
#6  0x00007ffb568cb04f in raise () at /usr/lib/libc.so.6
#7  0x00007ffb568cc47a in abort () at /usr/lib/libc.so.6
#8  0x00007ffb5735b4a1 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007ffb5a4aaef3 in QSGRenderLoop::handleContextCreationFailure(QQuickWindow*, bool) () at /usr/lib/libQt5Quick.so.5
#10 0x00007ffb5a4b2a22 in  () at /usr/lib/libQt5Quick.so.5
#11 0x00007ffb5a4b2e03 in  () at /usr/lib/libQt5Quick.so.5
#12 0x00007ffb58341e15 in QWindow::event(QEvent*) () at /usr/lib/libQt5Gui.so.5
#13 0x00007ffb5a4e8883 in QQuickWindow::event(QEvent*) () at /usr/lib/libQt5Quick.so.5
#14 0x00007ffb58acbe0c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#15 0x00007ffb58ad3581 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#16 0x00007ffb5754ede0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#17 0x00007ffb583372ed in QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*) () at /usr/lib/libQt5Gui.so.5
#18 0x00007ffb58337efd in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib/libQt5Gui.so.5
#19 0x00007ffb58315cab in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Gui.so.5
#20 0x00007ffb4b1a02f0 in  () at /usr/lib/libQt5XcbQpa.so.5
#21 0x00007ffb51c6a587 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#22 0x00007ffb51c6a7f0 in  () at /usr/lib/libglib-2.0.so.0
#23 0x00007ffb51c6a89c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#24 0x00007ffb575a370f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#25 0x00007ffb5754d23a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#26 0x00007ffb5755573c in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#27 0x0000000000409f89 in  ()
#28 0x00007ffb568b8291 in __libc_start_main () at /usr/lib/libc.so.6
#29 0x000000000040a0aa in _start ()

Reported using DrKonqi