Application: kcmshell4 ()
KDE Platform Version: 4.7.2 (4.7.2)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic x86_64
Distribution: Ubuntu 11.10

-- Information about the crash:
- What I was doing when the application crashed:
I installed a printer via the kde module which worked fine and the test page printed as well. After closing the kde module the crash appeared.

-- Backtrace:
Application: KDE-Kontrollmodul (kcmshell4), signal: Segmentation fault
[KCrash Handler]
#6  0x00007f76ad8240f5 in QHash<void*, PyQtProxy*>::duplicateNode(QHashData::Node*, void*) () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#7  0x00007f76bc8aa637 in QHashData::detach_helper2 (this=0x113d700, node_duplicate=0x7f76ad8240f0 <QHash<void*, PyQtProxy*>::duplicateNode(QHashData::Node*, void*)>, node_delete=0x7f76ad8240e0 <QHash<void*, PyQtProxy*>::deleteNode2(QHashData::Node*)>, nodeSize=<optimized out>, nodeAlign=8) at tools/qhash.cpp:235
#8  0x00007f76ad828ca7 in sipQtFindSipslot () from /usr/lib/python2.7/dist-packages/PyQt4/QtCore.so
#9  0x00007f76ad49b71e in sipWrapper_traverse (arg=0x0, visit=0x7f76ae700620 <visit_decref>, self=0x1093170) at /build/buildd/sip4-4.12.4/siplib/siplib.c:9648
#10 sipWrapper_traverse (self=0x1093170, visit=0x7f76ae700620 <visit_decref>, arg=0x0) at /build/buildd/sip4-4.12.4/siplib/siplib.c:9629
#11 0x00007f76ae7008c7 in subtract_refs (containers=0x7f76aea80c80) at ../Modules/gcmodule.c:345
#12 collect (generation=2) at ../Modules/gcmodule.c:874
#13 0x00007f76ae7015e4 in PyGC_Collect () at ../Modules/gcmodule.c:1386
#14 0x00007f76ae6edaa6 in Py_Finalize () at ../Python/pythonrun.c:437
#15 Py_Finalize () at ../Python/pythonrun.c:393
#16 0x00007f76aeacd9e5 in KPythonPluginFactory::~KPythonPluginFactory (this=0xb4a160, __in_chrg=<optimized out>) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:262
#17 0x00007f76aeacda49 in KPythonPluginFactory::~KPythonPluginFactory (this=0xb4a160, __in_chrg=<optimized out>) at ../../kpythonpluginfactory/kpythonpluginfactory.cpp:268
#18 0x00007f76bc98e926 in QObjectCleanupHandler::clear (this=0x9f89d0) at kernel/qobjectcleanuphandler.cpp:140
#19 0x00007f76bc98e96b in QObjectCleanupHandler::~QObjectCleanupHandler (this=0x9f89d0, __in_chrg=<optimized out>) at kernel/qobjectcleanuphandler.cpp:86
#20 0x00007f76bc98e9b9 in QObjectCleanupHandler::~QObjectCleanupHandler (this=0x9f89d0, __in_chrg=<optimized out>) at kernel/qobjectcleanuphandler.cpp:87
#21 0x00007f76bdcd0821 in __run_exit_handlers (status=1, listp=0x7f76be02d5a8, run_list_atexit=true) at exit.c:78
#22 0x00007f76bdcd08a5 in __GI_exit (status=<optimized out>) at exit.c:100
#23 0x00007f76a72e5b9e in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#24 0x00007f76bb10c06f in _XError () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#25 0x00007f76bb108e21 in ?? () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#26 0x00007f76bb109d77 in _XReply () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#27 0x00007f76bb0ee34b in XGetWindowProperty () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#28 0x00007f76bd76671b in NETWinInfo::update (this=0x7fffa6a6b250, dirty_props=<optimized out>) at ../../kdeui/windowmanagement/netwm.cpp:3962
#29 0x00007f76bd767ee6 in NETWinInfo::event (this=0x7fffa6a6b250, event=0x7fffa6a6b300, properties=0x7fffa6a6b220, properties_size=2) at ../../kdeui/windowmanagement/netwm.cpp:3925
#30 0x00007f76bd75cfc8 in KWindowSystemPrivate::x11Event (this=0x4908120, ev=0x7fffa6a6b300) at ../../kdeui/windowmanagement/kwindowsystem_x11.cpp:198
#31 0x00007f76bd64d0a6 in publicX11Event (e=0x7fffa6a6b300, this=<optimized out>) at ../../kdeui/kernel/ksystemeventfilter.cpp:43
#32 KSystemEventFilterPrivate::filterEvent (this=0x4995070, message=0x7fffa6a6b300) at ../../kdeui/kernel/ksystemeventfilter.cpp:102
#33 0x00007f76bbdce388 in x11EventSourceDispatch (s=0x7c49b0, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:143
#34 0x00007f76b87fca5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007f76b87fd258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#36 0x00007f76b87fd429 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#37 0x00007f76bc9a0ed6 in QEventDispatcherGlib::processEvents (this=0x7a4cd0, flags=<optimized out>) at kernel/qeventdispatcher_glib.cpp:422
#38 0x00007f76bbdce07e in QGuiEventDispatcherGlib::processEvents (this=<optimized out>, flags=<optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#39 0x00007f76bc974cf2 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#40 0x00007f76bc974ef7 in QEventLoop::exec (this=0x7fffa6a6b6d0, flags=...) at kernel/qeventloop.cpp:201
#41 0x00007f76bc1dd216 in QDialog::exec (this=0x9a0db0) at dialogs/qdialog.cpp:552
#42 0x00007f76be03bc6c in kdemain (_argc=<optimized out>, _argv=<optimized out>) at ../../kcmshell/main.cpp:292
#43 0x00007f76bdcb630d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=2, ubp_av=0x7fffa6a6bf98, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffa6a6bf88) at libc-start.c:226
#44 0x0000000000400671 in _start ()

Possible duplicates by query: bug 283970, bug 283710, bug 254657.

Reported using DrKonqi