[kde] [Bug 353243] New: System Settings app crashes when "Appearance" is selected

[Oleg]

https://bugs.kde.org/show_bug.cgi?id=353243

            Bug ID: 353243
           Summary: System Settings app crashes when "Appearance" is
                    selected
           Product: kde
           Version: unspecified
          Platform: unspecified
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: unassigned-bugs at kde.org
          Reporter: oleg.synelnykov at gmail.com

Application: systemsettings5 (5.2.2)

Qt Version: 5.4.1
Operating System: Linux 3.19.0-28-generic x86_64
Distribution: Ubuntu 15.04

-- Information about the crash:
- What I was doing when the application crashed:
Selected (or lets say "entered") Appearance section in the system settings app.

The crash can be reproduced every time.

-- Backtrace:
Application: Параметры системы (systemsettings5), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f2f471dd780 (LWP 25068))]

Thread 3 (Thread 0x7f2f349a8700 (LWP 25069)):
#0  0x00007f2f4393f8dd in poll () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f2f41c59b72 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f2f41c5b64f in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f2f3773b099 in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#4  0x00007f2f43fc0b0e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f2f40b736aa in start_thread (arg=0x7f2f349a8700) at
pthread_create.c:333
#6  0x00007f2f4394aeed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f2f25b23700 (LWP 25070)):
#0  0x00007ffd41700cee in clock_gettime ()
#1  0x00007f2f4395938d in __GI___clock_gettime (clock_id=<optimized out>,
tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:115
#2  0x00007f2f44076cb6 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f2f44255639 in QTimerInfoList::updateCurrentTime() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f2f44255ba5 in QTimerInfoList::timerWait(timespec&) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f2f4425703e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f2f406543fd in g_main_context_prepare () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#7  0x00007f2f40654de8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#8  0x00007f2f40654fcc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#9  0x00007f2f44257c6c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f2f441fc3e2 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f2f43fbbb44 in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f2f42f86f65 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#13 0x00007f2f43fc0b0e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007f2f40b736aa in start_thread (arg=0x7f2f25b23700) at
pthread_create.c:333
#15 0x00007f2f4394aeed in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f2f471dd780 (LWP 25068)):
[KCrash Handler]
#6  0x00007f2f43879267 in __GI_raise (sig=sig at entry=6) at
../sysdeps/unix/sysv/linux/raise.c:55
#7  0x00007f2f4387aeca in __GI_abort () at abort.c:89
#8  0x00007f2f43fadedf in QMessageLogger::fatal(char const*, ...) const () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f2f42a2e791 in
QSGRenderLoop::handleContextCreationFailure(QQuickWindow*, bool) () from
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007f2f42a3806f in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007f2f42a3830a in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007f2f44a367b5 in QWindow::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#13 0x00007f2f42a69dd3 in QQuickWindow::event(QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#14 0x00007f2f44feab2c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007f2f44ff0000 in QApplication::notify(QObject*, QEvent*) () from
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007f2f441fec2b in QCoreApplication::notifyInternal(QObject*, QEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f2f44a2ee86 in
QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#18 0x00007f2f44a2fbbd in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#19 0x00007f2f44a1434f in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#20 0x00007f2f37765590 in ?? () from
/usr/lib/x86_64-linux-gnu/qt5/plugins/platforms/libqxcb.so
#21 0x00007f2f40654c3d in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007f2f40654f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007f2f40654fcc in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007f2f44257c57 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007f2f441fc3e2 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f2f4420402c in QCoreApplication::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#27 0x000000000040eebc in main ()

Reported using DrKonqi

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