Bug 285755

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:
I had to change my printer driver for our printer at work, and system settings crashed almost every time.
Please let me know if I can do anything to help.

The crash can be reproduced some of the time.

-- Backtrace:
Application: Systemeinstellungen (systemsettings), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f2d01b3d780 (LWP 3135))]

Thread 2 (Thread 0x7f2cec00c700 (LWP 3136)):
#0  0x00007f2cfeffc773 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f2cfc8baf68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f2cfc8bb429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f2cff764f3e in QEventDispatcherGlib::processEvents (this=0xed3450, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:424
#4  0x00007f2cff738cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f2cff738ef7 in QEventLoop::exec (this=0x7f2cec00bdd0, flags=...) at kernel/qeventloop.cpp:201
#6  0x00007f2cff65027f in QThread::exec (this=<optimized out>) at thread/qthread.cpp:498
#7  0x00007f2cff71bcbf in QInotifyFileSystemWatcherEngine::run (this=0x1358680) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f2cff652d05 in QThreadPrivate::start (arg=0x1358680) at thread/qthread_unix.cpp:331
#9  0x00007f2cfcd8cefc in start_thread (arg=0x7f2cec00c700) at pthread_create.c:304
#10 0x00007f2cff00889d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f2d01b3d780 (LWP 3135)):
[KCrash Handler]
#6  0x00007f2ce9de80f5 in QHash<void*, PyQtProxy*>::duplicateNode(QHashData::Node*, void*) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#7  0x00007f2cff66e637 in QHashData::detach_helper2 (this=0x1af7590, node_duplicate=0x7f2ce9de80f0 <QHash<void*, PyQtProxy*>::duplicateNode(QHashData::Node*, void*)>, node_delete=0x7f2ce9de80e0 <QHash<void*, PyQtProxy*>::deleteNode2(QHashData::Node*)>, nodeSize=<optimized out>, nodeAlign=8) at tools/qhash.cpp:235
#8  0x00007f2ce9decca7 in sipQtFindSipslot () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#9  0x00007f2ce9a5f71e in sipWrapper_traverse (arg=0x0, visit=0x7f2ceaca5620 <visit_decref>, self=0x1a4d170) at /build/buildd/sip4-4.12.4/siplib/siplib.c:9648
#10 sipWrapper_traverse (self=0x1a4d170, visit=0x7f2ceaca5620 <visit_decref>, arg=0x0) at /build/buildd/sip4-4.12.4/siplib/siplib.c:9629
#11 0x00007f2ceaca58c7 in subtract_refs (containers=0x7f2ceb025c80) at ../Modules/gcmodule.c:345
#12 collect (generation=2) at ../Modules/gcmodule.c:874
#13 0x00007f2ceaca65e4 in PyGC_Collect () at ../Modules/gcmodule.c:1386
#14 0x00007f2ceac92aa6 in Py_Finalize () at ../Python/pythonrun.c:437
#15 Py_Finalize () at ../Python/pythonrun.c:393
#16 0x00007f2ceb0729e5 in KPythonPluginFactory::~KPythonPluginFactory (this=0x13ebf40, __in_chrg=<optimized out>) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:262
#17 0x00007f2ceb072a49 in KPythonPluginFactory::~KPythonPluginFactory (this=0x13ebf40, __in_chrg=<optimized out>) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:268
#18 0x00007f2cff752926 in QObjectCleanupHandler::clear (this=0x10e4d90) at kernel/qobjectcleanuphandler.cpp:140
#19 0x00007f2cff75296b in QObjectCleanupHandler::~QObjectCleanupHandler (this=0x10e4d90, __in_chrg=<optimized out>) at kernel/qobjectcleanuphandler.cpp:86
#20 0x00007f2cff7529b9 in QObjectCleanupHandler::~QObjectCleanupHandler (this=0x10e4d90, __in_chrg=<optimized out>) at kernel/qobjectcleanuphandler.cpp:87
#21 0x00007f2cfef62821 in __run_exit_handlers (status=1, listp=0x7f2cff2bf5a8, run_list_atexit=true) at exit.c:78
#22 0x00007f2cfef628a5 in __GI_exit (status=<optimized out>) at exit.c:100
#23 0x00007f2cdfaacb9e in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#24 0x00007f2cfe36106f in _XError () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#25 0x00007f2cfe35de21 in ?? () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#26 0x00007f2cfe35ed77 in _XReply () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#27 0x00007f2cfe34334b in XGetWindowProperty () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#28 0x00007f2d0120971b in NETWinInfo::update (this=0x7fff73892580, dirty_props=<optimized out>) at ../../kdeui/windowmanagement/netwm.cpp:3962
#29 0x00007f2d0120aee6 in NETWinInfo::event (this=0x7fff73892580, event=0x7fff73892630, properties=0x7fff73892550, properties_size=2) at ../../kdeui/windowmanagement/netwm.cpp:3925
#30 0x00007f2d011fffc8 in KWindowSystemPrivate::x11Event (this=0x14ebd00, ev=0x7fff73892630) at ../../kdeui/windowmanagement/kwindowsystem_x11.cpp:198
#31 0x00007f2d010f00a6 in publicX11Event (e=0x7fff73892630, this=<optimized out>) at ../../kdeui/kernel/ksystemeventfilter.cpp:43
#32 KSystemEventFilterPrivate::filterEvent (this=0x14eb640, message=0x7fff73892630) at ../../kdeui/kernel/ksystemeventfilter.cpp:102
#33 0x00007f2d0045b388 in x11EventSourceDispatch (s=0xd97590, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:143
#34 0x00007f2cfc8baa5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f2cfc8bb258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007f2cfc8bb429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007f2cff764ed6 in QEventDispatcherGlib::processEvents (this=0xd68a10, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#38 0x00007f2d0045b07e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#39 0x00007f2cff738cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#40 0x00007f2cff738ef7 in QEventLoop::exec (this=0x7fff73892a00, flags=...) at kernel/qeventloop.cpp:201
#41 0x00007f2cff73d789 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#42 0x000000000040a7c5 in main (argc=5, argv=0x7fff73892d38) at ../../../systemsettings/app/main.cpp:49

This bug may be a duplicate of or related to bug 285607.

Possible duplicates by query: bug 285607, bug 285586, bug 285572, bug 285457, bug 285421.

Reported using DrKonqi