Application: systemsettings (1.0)
KDE Platform Version: 4.7.2 (4.7.2)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-13-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed:  I had just exited system settings after configuring my dual  1600X1200 monitors...

-- Backtrace:
Application: System Settings (systemsettings), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fb1c04cc780 (LWP 27479))]

Thread 2 (Thread 0x7fb1aae41700 (LWP 27480)):
#0  0x00007fb1bb72b1fd in __pthread_mutex_unlock_usercnt (mutex=<optimized out>, decr=<optimized out>) at pthread_mutex_unlock.c:52
#1  __pthread_mutex_unlock (mutex=0x2086178) at pthread_mutex_unlock.c:290
#2  0x00007fb1bb255d79 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fb1bb256429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fb1be0fff3e in QEventDispatcherGlib::processEvents (this=0x208c1d0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#5  0x00007fb1be0d3cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#6  0x00007fb1be0d3ef7 in QEventLoop::exec (this=0x7fb1aae40dd0, flags=...) at kernel/qeventloop.cpp:201
#7  0x00007fb1bdfeb27f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#8  0x00007fb1be0b6cbf in QInotifyFileSystemWatcherEngine::run (this=0x208e1b0) at io/qfilesystemwatcher_inotify.cpp:248
#9  0x00007fb1bdfedd05 in QThreadPrivate::start (arg=0x208e1b0) at thread/qthread_unix.cpp:331
#10 0x00007fb1bb727efc in start_thread (arg=0x7fb1aae41700) at pthread_create.c:304
#11 0x00007fb1bd9a389d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fb1c04cc780 (LWP 27479)):
[KCrash Handler]
#6  0x00007fb1976c80f5 in QHash<void*, PyQtProxy*>::duplicateNode(QHashData::Node*, void*) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#7  0x00007fb1be009637 in QHashData::detach_helper2 (this=0x2dd0d80, node_duplicate=0x7fb1976c80f0 <QHash<void*, PyQtProxy*>::duplicateNode(QHashData::Node*, void*)>, node_delete=0x7fb1976c80e0 <QHash<void*, PyQtProxy*>::deleteNode2(QHashData::Node*)>, nodeSize=<optimized out>, nodeAlign=8) at tools/qhash.cpp:235
#8  0x00007fb1976ccca7 in sipQtFindSipslot () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#9  0x00007fb19733f71e in sipWrapper_traverse (arg=0x0, visit=0x7fb19c5c1620 <visit_decref>, self=0x2d1f200) at /build/buildd/sip4-4.12.4/siplib/siplib.c:9648
#10 sipWrapper_traverse (self=0x2d1f200, visit=0x7fb19c5c1620 <visit_decref>, arg=0x0) at /build/buildd/sip4-4.12.4/siplib/siplib.c:9629
#11 0x00007fb19c5c18c7 in subtract_refs (containers=0x7fb19c941c80) at ../Modules/gcmodule.c:345
#12 collect (generation=2) at ../Modules/gcmodule.c:874
#13 0x00007fb19c5c25e4 in PyGC_Collect () at ../Modules/gcmodule.c:1386
#14 0x00007fb19c5aeaa6 in Py_Finalize () at ../Python/pythonrun.c:437
#15 Py_Finalize () at ../Python/pythonrun.c:393
#16 0x00007fb19c98e9e5 in KPythonPluginFactory::~KPythonPluginFactory (this=0x2507330, __in_chrg=<optimized out>) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:262
#17 0x00007fb19c98ea49 in KPythonPluginFactory::~KPythonPluginFactory (this=0x2507330, __in_chrg=<optimized out>) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:268
#18 0x00007fb1be0ed926 in QObjectCleanupHandler::clear (this=0x1e4c920) at kernel/qobjectcleanuphandler.cpp:140
#19 0x00007fb1be0ed96b in QObjectCleanupHandler::~QObjectCleanupHandler (this=0x1e4c920, __in_chrg=<optimized out>) at kernel/qobjectcleanuphandler.cpp:86
#20 0x00007fb1be0ed9b9 in QObjectCleanupHandler::~QObjectCleanupHandler (this=0x1e4c920, __in_chrg=<optimized out>) at kernel/qobjectcleanuphandler.cpp:87
#21 0x00007fb1bd8fd821 in __run_exit_handlers (status=1, listp=0x7fb1bdc5a5a8, run_list_atexit=true) at exit.c:78
#22 0x00007fb1bd8fd8a5 in __GI_exit (status=<optimized out>) at exit.c:100
#23 0x00007fb1913c4b9e in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#24 0x00007fb1bccfc06f in _XError () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#25 0x00007fb1bccf8e21 in ?? () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#26 0x00007fb1bccf9d77 in _XReply () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#27 0x00007fb1bccde34b in XGetWindowProperty () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#28 0x00007fb1bfba471b in NETWinInfo::update (this=0x7fff33d6f0a0, dirty_props=<optimized out>) at ../../kdeui/windowmanagement/netwm.cpp:3962
#29 0x00007fb1bfba5ee6 in NETWinInfo::event (this=0x7fff33d6f0a0, event=0x7fff33d6f150, properties=0x7fff33d6f070, properties_size=2) at ../../kdeui/windowmanagement/netwm.cpp:3925
#30 0x00007fb1bfb9afc8 in KWindowSystemPrivate::x11Event (this=0x21db360, ev=0x7fff33d6f150) at ../../kdeui/windowmanagement/kwindowsystem_x11.cpp:198
#31 0x00007fb1bfa8b0a6 in publicX11Event (e=0x7fff33d6f150, this=<optimized out>) at ../../kdeui/kernel/ksystemeventfilter.cpp:43
#32 KSystemEventFilterPrivate::filterEvent (this=0x21d4f20, message=0x7fff33d6f150) at ../../kdeui/kernel/ksystemeventfilter.cpp:102
#33 0x00007fb1bedf6388 in x11EventSourceDispatch (s=0x1ad1890, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:143
#34 0x00007fb1bb255a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007fb1bb256258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007fb1bb256429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007fb1be0ffed6 in QEventDispatcherGlib::processEvents (this=0x1aa8a10, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#38 0x00007fb1bedf607e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#39 0x00007fb1be0d3cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#40 0x00007fb1be0d3ef7 in QEventLoop::exec (this=0x7fff33d6f520, flags=...) at kernel/qeventloop.cpp:201
#41 0x00007fb1be0d8789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#42 0x000000000040a7c5 in main (argc=5, argv=0x7fff33d6f858) at ../../../systemsettings/app/main.cpp:49

Possible duplicates by query: bug 287655, bug 287522, bug 287452, bug 287406, bug 287287.

Reported using DrKonqi