Bug 287766

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 i686
Distribution: Ubuntu 11.10

-- Information about the crash:
- Unusual behavior I noticed:

System Settings crashed on exit in Kubuntu 11.10

The crash can be reproduced some of the time.

-- Backtrace:
Application: Preferencias del sistema (systemsettings), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7835930 (LWP 6277))]

Thread 2 (Thread 0xb534eb70 (LWP 6278)):
#0  0x05db0d10 in clock_gettime () from /lib/i386-linux-gnu/librt.so.1
#1  0x024227d5 in do_gettime (frac=0xb534e020, sec=0xb534e018) at tools/qelapsedtimer_unix.cpp:123
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#3  0x024f54b6 in QTimerInfoList::updateCurrentTime (this=0x8ce696c) at kernel/qeventdispatcher_unix.cpp:339
#4  0x024f580a in QTimerInfoList::timerWait (this=0x8ce696c, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0x024f4053 in timerSourcePrepareHelper (src=<optimized out>, timeout=0xb534e12c) at kernel/qeventdispatcher_glib.cpp:136
#6  0x024f40ed in timerSourcePrepare (source=0x8ce6938, timeout=<optimized out>) at kernel/qeventdispatcher_glib.cpp:169
#7  0x055ed88c in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0
#8  0x055ee637 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#9  0x055eec2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#10 0x024f4b37 in QEventDispatcherGlib::processEvents (this=0x8b5e388, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#11 0x024c51dd in QEventLoop::processEvents (this=0xb534e2b0, flags=...) at kernel/qeventloop.cpp:149
#12 0x024c5421 in QEventLoop::exec (this=0xb534e2b0, flags=...) at kernel/qeventloop.cpp:201
#13 0x023c890b in QThread::exec (this=0x8ceedf0) at thread/qthread.cpp:498
#14 0x024a5e2d in QInotifyFileSystemWatcherEngine::run (this=0x8ceedf0) at io/qfilesystemwatcher_inotify.cpp:248
#15 0x023cb7b3 in QThreadPrivate::start (arg=0x8ceedf0) at thread/qthread_unix.cpp:331
#16 0x00b06d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#17 0x0525b0ce in clone () from /lib/i386-linux-gnu/libc.so.6
Backtrace stopped: Not enough registers or memory available to unwind further

Thread 1 (Thread 0xb7835930 (LWP 6277)):
[KCrash Handler]
#7  0x05c8830c in QHash<void*, PyQtProxy*>::duplicateNode(QHashData::Node*, void*) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#8  0x023e9c99 in QHashData::detach_helper2 (this=0x8ed30a8, node_duplicate=0x5c88300 <QHash<void*, PyQtProxy*>::duplicateNode(QHashData::Node*, void*)>, node_delete=0x5c882f0 <QHash<void*, PyQtProxy*>::deleteNode2(QHashData::Node*)>, nodeSize=16, nodeAlign=4) at tools/qhash.cpp:235
#9  0x05c8d30c in sipQtFindSipslot () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#10 0x045bac00 in sipWrapper_traverse (arg=0x0, visit=0x40d5720 <visit_decref>, self=0xb49cd77c) at /build/buildd/sip4-4.12.4/siplib/siplib.c:9648
#11 sipWrapper_traverse (self=0xb49cd77c, visit=0x40d5720 <visit_decref>, arg=0x0) at /build/buildd/sip4-4.12.4/siplib/siplib.c:9629
#12 0x04051252 in subtype_traverse (self=<QApplication at remote 0xb49cd77c>, visit=0x40d5720 <visit_decref>, arg=0x0) at ../Objects/typeobject.c:838
#13 0x040d5990 in subtract_refs (containers=0x424c728) at ../Modules/gcmodule.c:345
#14 collect (generation=2) at ../Modules/gcmodule.c:874
#15 0x040d66bc in PyGC_Collect () at ../Modules/gcmodule.c:1386
#16 0x040c1adb in Py_Finalize () at ../Python/pythonrun.c:437
#17 Py_Finalize () at ../Python/pythonrun.c:393
#18 0x06aacf75 in KPythonPluginFactory::~KPythonPluginFactory (this=0x8dbcc40, __in_chrg=<optimized out>) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:262
#19 0x06aad002 in KPythonPluginFactory::~KPythonPluginFactory (this=0x8dbcc40, __in_chrg=<optimized out>) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:268
#20 0x024e0b45 in QObjectCleanupHandler::clear (this=0x8b6cad8) at kernel/qobjectcleanuphandler.cpp:140
#21 0x024e0b8d in QObjectCleanupHandler::~QObjectCleanupHandler (this=0x8b6cad8, __in_chrg=<optimized out>) at kernel/qobjectcleanuphandler.cpp:86
#22 0x024e0c02 in QObjectCleanupHandler::~QObjectCleanupHandler (this=0x8b6cad8, __in_chrg=<optimized out>) at kernel/qobjectcleanuphandler.cpp:87
#23 0x00512992 in destroy () at ../../kdecore/util/kpluginfactory.cpp:29
#24 0x00386379 in KCleanUpGlobalStatic::~KCleanUpGlobalStatic (this=0x5c30f0, __in_chrg=<optimized out>) at ../../kdecore/kernel/kglobal.h:62
#25 0x051bb981 in ?? () from /lib/i386-linux-gnu/libc.so.6
#26 0x051bba0d in exit () from /lib/i386-linux-gnu/libc.so.6
#27 0x02ebad90 in ?? () from /usr/lib/i386-linux-gnu/libgdk-x11-2.0.so.0
#28 0x0166dd6b in _XError () from /usr/lib/i386-linux-gnu/libX11.so.6
#29 0x0166a93d in ?? () from /usr/lib/i386-linux-gnu/libX11.so.6
#30 0x0166b927 in _XReply () from /usr/lib/i386-linux-gnu/libX11.so.6
#31 0x016502b8 in XGetWindowProperty () from /usr/lib/i386-linux-gnu/libX11.so.6
#32 0x0097c510 in NETWinInfo::update (this=0xbfd66ba8, dirty_props=0xbfd66b28) at ../../kdeui/windowmanagement/netwm.cpp:3962
#33 0x0097ddb6 in NETWinInfo::event (this=0xbfd66ba8, event=0xbfd66c8c, properties=0xbfd66b94, properties_size=2) at ../../kdeui/windowmanagement/netwm.cpp:3925
#34 0x009720b0 in KWindowSystemPrivate::x11Event (this=0x8b919d0, ev=0xbfd66c8c) at ../../kdeui/windowmanagement/kwindowsystem_x11.cpp:198
#35 0x00839fab in publicX11Event (e=0xbfd66c8c, this=<optimized out>) at ../../kdeui/kernel/ksystemeventfilter.cpp:43
#36 KSystemEventFilterPrivate::filterEvent (this=0x8dbf8c8, message=0xbfd66c8c) at ../../kdeui/kernel/ksystemeventfilter.cpp:102
#37 0x0083a046 in _k_eventFilter (message=0xbfd66c8c) at ../../kdeui/kernel/ksystemeventfilter.cpp:91
#38 0x024b87cc in QAbstractEventDispatcher::filterEvent (this=0x8880bb0, message=0xbfd66c8c) at kernel/qabstracteventdispatcher.cpp:501
#39 0x00d7d181 in x11EventSourceDispatch (s=0x88a3000, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:143
#40 0x055ee25f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#41 0x055ee990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#42 0x055eec2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#43 0x024f4ada in QEventDispatcherGlib::processEvents (this=0x8880bb0, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#44 0x00d7ce3a in QGuiEventDispatcherGlib::processEvents (this=0x8880bb0, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#45 0x024c51dd in QEventLoop::processEvents (this=0xbfd66f94, flags=...) at kernel/qeventloop.cpp:149
#46 0x024c5421 in QEventLoop::exec (this=0xbfd66f94, flags=...) at kernel/qeventloop.cpp:201
#47 0x024ca19d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#48 0x00cc28f4 in QApplication::exec () at kernel/qapplication.cpp:3760
#49 0x080502b8 in main (argc=0, argv=0x19) at ../../../systemsettings/app/main.cpp:49

This bug may be a duplicate of or related to bug 287655.

Possible duplicates by query: bug 287721, bug 287657, bug 287655, bug 287522, bug 287452.

Reported using DrKonqi