Bug 370974

Application: systemsettings5 (5.8.1)
 (Compiled from sources)
Qt Version: 5.7.0
Frameworks Version: 5.27.0
Operating System: Linux 4.6.4-1-ARCH x86_64
Distribution (Platform): Archlinux Packages

-- Information about the crash:
Semplicemente aprendo le impostazioni "Schermo e video" sotto il paragrafo Hardware nelle Impostazioni di sistema, l'applicativo Impostazioni di sistema crasha.

The crash can be reproduced every time.

-- Backtrace:
Application: Impostazioni di sistema (systemsettings5), signal: Aborted
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f97d4f2a0c0 (LWP 4698))]

Thread 4 (Thread 0x7f97a820d700 (LWP 4759)):
#0  0x00007f97cb06cdb9 in g_mutex_lock () at /usr/lib/libglib-2.0.so.0
#1  0x00007f97cb026c95 in g_main_context_prepare () at /usr/lib/libglib-2.0.so.0
#2  0x00007f97cb0276ab in  () at /usr/lib/libglib-2.0.so.0
#3  0x00007f97cb02789c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#4  0x00007f97d155d72b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f97d150723a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#6  0x00007f97d132a0f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#7  0x00007f97cf6812d5 in  () at /usr/lib/libQt5Qml.so.5
#8  0x00007f97d132ed78 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f97ccd0f454 in start_thread () at /usr/lib/libpthread.so.0
#10 0x00007f97d0c447df in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7f97b9e05700 (LWP 4703)):
#0  0x00007f97d0c3b48d in poll () at /usr/lib/libc.so.6
#1  0x00007f97cb027786 in  () at /usr/lib/libglib-2.0.so.0
#2  0x00007f97cb02789c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#3  0x00007f97d155d72b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007f97d150723a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#5  0x00007f97d132a0f3 in QThread::exec() () at /usr/lib/libQt5Core.so.5
#6  0x00007f97d1e71e55 in  () at /usr/lib/libQt5DBus.so.5
#7  0x00007f97d132ed78 in  () at /usr/lib/libQt5Core.so.5
#8  0x00007f97ccd0f454 in start_thread () at /usr/lib/libpthread.so.0
#9  0x00007f97d0c447df in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7f97c27e7700 (LWP 4702)):
#0  0x00007f97d0c3b48d in poll () at /usr/lib/libc.so.6
#1  0x00007f97cd5928e0 in  () at /usr/lib/libxcb.so.1
#2  0x00007f97cd594679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3  0x00007f97c4f6c449 in  () at /usr/lib/libQt5XcbQpa.so.5
#4  0x00007f97d132ed78 in  () at /usr/lib/libQt5Core.so.5
#5  0x00007f97ccd0f454 in start_thread () at /usr/lib/libpthread.so.0
#6  0x00007f97d0c447df in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7f97d4f2a0c0 (LWP 4698)):
[KCrash Handler]
#6  0x00007f97d0b8f04f in raise () at /usr/lib/libc.so.6
#7  0x00007f97d0b9047a in abort () at /usr/lib/libc.so.6
#8  0x00007f97d13154a1 in  () at /usr/lib/libQt5Core.so.5
#9  0x00007f97cfb15ef3 in QSGRenderLoop::handleContextCreationFailure(QQuickWindow*, bool) () at /usr/lib/libQt5Quick.so.5
#10 0x00007f97cfb1da22 in  () at /usr/lib/libQt5Quick.so.5
#11 0x00007f97cfb1de03 in  () at /usr/lib/libQt5Quick.so.5
#12 0x00007f97d2910e15 in QWindow::event(QEvent*) () at /usr/lib/libQt5Gui.so.5
#13 0x00007f97cfb53883 in QQuickWindow::event(QEvent*) () at /usr/lib/libQt5Quick.so.5
#14 0x00007f97d3096e0c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#15 0x00007f97d309e581 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#16 0x00007f97d1508de0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#17 0x00007f97d29062ed in QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*) () at /usr/lib/libQt5Gui.so.5
#18 0x00007f97d2906efd in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () at /usr/lib/libQt5Gui.so.5
#19 0x00007f97d28e4cab in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Gui.so.5
#20 0x00007f97c4fa22f0 in  () at /usr/lib/libQt5XcbQpa.so.5
#21 0x00007f97cb027587 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#22 0x00007f97cb0277f0 in  () at /usr/lib/libglib-2.0.so.0
#23 0x00007f97cb02789c in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#24 0x00007f97d155d70f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#25 0x00007f97d150723a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#26 0x00007f97d150f73c in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#27 0x000000000040c0b0 in  ()
#28 0x00007f97d0b7c291 in __libc_start_main () at /usr/lib/libc.so.6
#29 0x000000000040c12a in _start ()

Reported using DrKonqi