Application: systemsettings (1.0)
KDE Platform Version: 4.9.5
Qt Version: 4.8.3
Operating System: Linux 3.5.0-25-generic x86_64
Distribution: Ubuntu 12.10

-- Information about the crash:
- What I was doing when the application crashed:
I was playing music and at the same time pushed the test button for the left box. The music kept playing, but system settings crashed.

-- Backtrace:
Application: System Settings (systemsettings), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f07fa87b780 (LWP 7341))]

Thread 3 (Thread 0x7f07ddcc3700 (LWP 7342)):
#0  0x00007f07f789a303 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f07f107cd84 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f07f107cea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f07f801ac16 in QEventDispatcherGlib::processEvents (this=0x7f07d80008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:426
#4  0x00007f07f7feb2bf in QEventLoop::processEvents (this=this@entry=0x7f07ddcc2dd0, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f07f7feb548 in QEventLoop::exec (this=0x7f07ddcc2dd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f07f7eecb10 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f07f7fcb9af in QInotifyFileSystemWatcherEngine::run (this=0x11ce0c0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f07f7eefaec in QThreadPrivate::start (arg=0x11ce0c0) at thread/qthread_unix.cpp:338
#9  0x00007f07f154be9a in start_thread (arg=0x7f07ddcc3700) at pthread_create.c:308
#10 0x00007f07f78a5cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f07d04f9700 (LWP 7346)):
#0  0x00007f07f789a303 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f07ecdefb6f in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#2  0x00007f07ecde10b5 in pa_mainloop_poll () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#3  0x00007f07ecde1719 in pa_mainloop_iterate () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#4  0x00007f07ecde17d0 in pa_mainloop_run () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#5  0x00007f07ecdefb1f in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
#6  0x00007f07ea4c3543 in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-2.1.so
#7  0x00007f07f154be9a in start_thread (arg=0x7f07d04f9700) at pthread_create.c:308
#8  0x00007f07f78a5cbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f07fa87b780 (LWP 7341)):
[KCrash Handler]
#6  0x00007f07f77e8425 in __GI_raise (sig=<optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#7  0x00007f07f77ebb8b in __GI_abort () at abort.c:91
#8  0x00007f07f77e10ee in __assert_fail_base (fmt=<optimized out>, assertion=0x7f07f3495ca5 "!xcb_xlib_unknown_req_in_deq", file=0x7f07f3495c92 "../../src/xcb_io.c", line=<optimized out>, function=<optimized out>) at assert.c:94
#9  0x00007f07f77e1192 in __GI___assert_fail (assertion=assertion@entry=0x7f07f3495ca5 "!xcb_xlib_unknown_req_in_deq", file=file@entry=0x7f07f3495c92 "../../src/xcb_io.c", line=line@entry=178, function=function@entry=0x7f07f3495da0 <__PRETTY_FUNCTION__.14322> "dequeue_pending_request") at assert.c:103
#10 0x00007f07f34242ec in dequeue_pending_request (dpy=dpy@entry=0xad6d80, req=req@entry=0x19e4ba0) at ../../src/xcb_io.c:176
#11 0x00007f07f34253cb in _XReply (dpy=dpy@entry=0xad6d80, rep=rep@entry=0x7fff16e365a0, extra=extra@entry=0, discard=discard@entry=1) at ../../src/xcb_io.c:638
#12 0x00007f07f3420d3d in XSync (dpy=0xad6d80, discard=0) at ../../src/Sync.c:44
#13 0x00007f07f8e45465 in syncX (this=0xcaef80) at painting/qwindowsurface_raster.cpp:134
#14 QRasterWindowSurface::syncX (this=0xcaef80) at painting/qwindowsurface_raster.cpp:130
#15 0x00007f07f8e45961 in QRasterWindowSurface::beginPaint (this=0xcaef80, rgn=...) at painting/qwindowsurface_raster.cpp:143
#16 0x00007f07f8e62648 in QWidgetBackingStore::sync (this=0xc92ae0) at painting/qbackingstore.cpp:1304
#17 0x00007f07f8c897f0 in QWidgetPrivate::syncBackingStore (this=this@entry=0xbcc200) at kernel/qwidget.cpp:1892
#18 0x00007f07f8c98e4c in QWidget::event (this=0xbcbfe0, event=0x7f07c4002830) at kernel/qwidget.cpp:8664
#19 0x00007f07f90611cb in QMainWindow::event (this=0xbcbfe0, event=0x7f07c4002830) at widgets/qmainwindow.cpp:1478
#20 0x00007f07f9a427c8 in KXmlGuiWindow::event (this=0xbcbfe0, ev=0x7f07c4002830) at ../../kdeui/xmlgui/kxmlguiwindow.cpp:126
#21 0x00007f07f8c48e9c in QApplicationPrivate::notify_helper (this=this@entry=0xad35a0, receiver=receiver@entry=0xbcbfe0, e=e@entry=0x7f07c4002830) at kernel/qapplication.cpp:4562
#22 0x00007f07f8c4d30a in QApplication::notify (this=0x7fff16e37510, receiver=0xbcbfe0, e=0x7f07c4002830) at kernel/qapplication.cpp:4423
#23 0x00007f07f99511f6 in KApplication::notify (this=0x7fff16e37510, receiver=0xbcbfe0, event=0x7f07c4002830) at ../../kdeui/kernel/kapplication.cpp:311
#24 0x00007f07f7fec56e in QCoreApplication::notifyInternal (this=0x7fff16e37510, receiver=receiver@entry=0xbcbfe0, event=event@entry=0x7f07c4002830) at kernel/qcoreapplication.cpp:915
#25 0x00007f07f7ff03f1 in sendEvent (event=0x7f07c4002830, receiver=0xbcbfe0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#26 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0xa9a1f0) at kernel/qcoreapplication.cpp:1539
#27 0x00007f07f801aa63 in sendPostedEvents () at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:236
#28 postEventSourceDispatch (s=0xacf520) at kernel/qeventdispatcher_glib.cpp:279
#29 0x00007f07f107cab5 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#30 0x00007f07f107cde8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007f07f107cea4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007f07f801abf6 in QEventDispatcherGlib::processEvents (this=0xad22e0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#33 0x00007f07f8cedc1e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#34 0x00007f07f7feb2bf in QEventLoop::processEvents (this=this@entry=0x7fff16e373f0, flags=...) at kernel/qeventloop.cpp:149
#35 0x00007f07f7feb548 in QEventLoop::exec (this=0x7fff16e373f0, flags=...) at kernel/qeventloop.cpp:204
#36 0x00007f07f7ff0708 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1187
#37 0x000000000040a98e in main (argc=5, argv=0x7fff16e37658) at ../../../systemsettings/app/main.cpp:49

This bug may be a duplicate of or related to bug 314052.

Possible duplicates by query: bug 315521, bug 314052, bug 311955, bug 309790, bug 303176.

Reported using DrKonqi