[kde] [Bug 343543] New: KDE System Settings crashed when dispaly settings changed

[Raul Malea]

https://bugs.kde.org/show_bug.cgi?id=343543

            Bug ID: 343543
           Summary: KDE System Settings crashed when dispaly settings
                    changed
           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: raul.malea at gmail.com

Application: systemsettings5 (5.2.0)

Qt Version: 5.4.0
Operating System: Linux 3.16.7-7-desktop x86_64
Distribution: "openSUSE 13.2 (Harlequin) (x86_64)"

-- Information about the crash:
- What I was doing when the application crashed:
I try to chenged Dyspaly settings.
- Unusual behavior I noticed:
When saving settings this app are crashing.
- Custom settings of the application:
Normal settings.

The crash can be reproduced sometimes.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f6e82352780 (LWP 2262))]

Thread 5 (Thread 0x7f6e6fb00700 (LWP 2264)):
#0  0x00007f6e7e1bb3cd in poll () at /lib64/libc.so.6
#1  0x00007f6e7cac9322 in  () at /usr/lib64/libxcb.so.1
#2  0x00007f6e7cacadef in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007f6e7289abf9 in  () at /usr/lib64/qt5/plugins/platforms/libqxcb.so
#4  0x00007f6e7e8356ff in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f6e7b3480a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f6e7e1c37fd in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f6e411f9700 (LWP 3051)):
#0  0x00007f6e7e1bb3cd in poll () at /lib64/libc.so.6
#1  0x00007f6e7ae2cbe4 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f6e7ae2ccec in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#3  0x00007f6e7ea66f2b in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#4  0x00007f6e7ea0db4b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#5  0x00007f6e7e830ada in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f6e7e8356ff in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f6e7b3480a4 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f6e7e1c37fd in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f6e5724b700 (LWP 3166)):
#0  0x00007f6e7e1bb3cd in poll () at /lib64/libc.so.6
#1  0x00007f6e7ae2cbe4 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f6e7ae2cf0a in g_main_loop_run () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f6e4e927586 in  () at /usr/lib64/libgio-2.0.so.0
#4  0x00007f6e7ae51b85 in  () at /usr/lib64/libglib-2.0.so.0
#5  0x00007f6e7b3480a4 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f6e7e1c37fd in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f6e1f7fe700 (LWP 3281)):
#0  0x00007f6e7e1bb3cd in poll () at /lib64/libc.so.6
#1  0x00007f6e156d4268 in  () at /usr/lib64/libusb-1.0.so.0
#2  0x00007f6e7b3480a4 in start_thread () at /lib64/libpthread.so.0
#3  0x00007f6e7e1c37fd in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f6e82352780 (LWP 2262)):
[KCrash Handler]
#5  0x00007f6e5fad8640 in QQuickWindow::maybeUpdate() () at
/usr/lib64/libQt5Quick.so.5
#6  0x00007f6e5fac5838 in
QQuickItemPrivate::dirty(QQuickItemPrivate::DirtyType) () at
/usr/lib64/libQt5Quick.so.5
#7  0x00007f6e5facf345 in  () at /usr/lib64/libQt5Quick.so.5
#8  0x00007f6e7ea40246 in QObject::event(QEvent*) () at
/usr/lib64/libQt5Core.so.5
#9  0x00007f6e5facddb3 in QQuickItem::event(QEvent*) () at
/usr/lib64/libQt5Quick.so.5
#10 0x00007f6e7fe2a1dc in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib64/libQt5Widgets.so.5
#11 0x00007f6e7fe2f1f0 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#12 0x00007f6e7ea0fbe5 in QCoreApplication::notifyInternal(QObject*, QEvent*)
() at /usr/lib64/libQt5Core.so.5
#13 0x00007f6e7ea11a7f in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
#14 0x00007f6e7ea67a93 in  () at /usr/lib64/libQt5Core.so.5
#15 0x00007f6e7ae2ca04 in g_main_context_dispatch () at
/usr/lib64/libglib-2.0.so.0
#16 0x00007f6e7ae2cc48 in  () at /usr/lib64/libglib-2.0.so.0
#17 0x00007f6e7ae2ccec in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#18 0x00007f6e7ea66f0c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#19 0x00007f6e7ea0db4b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#20 0x00007f6e7ea151b6 in QCoreApplication::exec() () at
/usr/lib64/libQt5Core.so.5
#21 0x000000000040fa00 in main ()

Reported using DrKonqi

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