Application: kontact (4.4.7)
KDE Platform Version: 4.5.2 (KDE 4.5.2) "release 10"
Qt Version: 4.6.3
Operating System: Linux 2.6.34.7-0.4-desktop x86_64
Distribution: "openSUSE 11.3 (x86_64)"

-- Information about the crash:
system just started
i've also tried the following:
    rm $(kde4-config --localprefix)/cache-*
    rm $(kde4-config --localprefix)/tmp-*
    rm $(kde4-config --localprefix)/socket-*

The crash can be reproduced every time.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
[KCrash Handler]
#4  ref (this=0x919148, other=@0x7f8d6c9de7f8) at ../../src/corelib/arch/qatomic_x86_64.h:121
#5  QString::operator= (this=0x919148, other=@0x7f8d6c9de7f8) at tools/qstring.cpp:1280
#6  0x00007f8d51e72d9c in KMFilterActionAddTag::argsFromString (this=0x919130, argsStr=...) at /usr/src/debug/kdepim-4.4.7/kmail/kmfilteraction.cpp:942
#7  0x00007f8d51e85b9c in KMFilter::readConfig (this=0xbf6960, config=...) at /usr/src/debug/kdepim-4.4.7/kmail/kmfilter.cpp:295
#8  0x00007f8d51e86de4 in KMFilter::KMFilter (this=0xbf6960, aConfig=..., popFilter=<value optimized out>) at /usr/src/debug/kdepim-4.4.7/kmail/kmfilter.cpp:67
#9  0x00007f8d51e65cbc in KMail::FilterImporterExporter::readFiltersFromConfig (config=..., bPopFilter=false) at /usr/src/debug/kdepim-4.4.7/kmail/filterimporterexporter.cpp:114
#10 0x00007f8d51e64a37 in KMFilterMgr::readConfig (this=0x8b6850) at /usr/src/debug/kdepim-4.4.7/kmail/kmfiltermgr.cpp:74
#11 0x00007f8d51f239fa in KMKernel::init (this=0xc3ea90) at /usr/src/debug/kdepim-4.4.7/kmail/kmkernel.cpp:1543
#12 0x00007f8d52520708 in KMailPart::KMailPart (this=0xb30950, parentWidget=0x785820, parent=<value optimized out>, __in_chrg=<value optimized out>, __vtt_parm=<value optimized out>)
    at /usr/src/debug/kdepim-4.4.7/kmail/kmail_part.cpp:73
#13 0x00007f8d5252195f in KPluginFactory::createPartInstance<KMailPart> (parentWidget=0x785820, parent=0x785820, args=...) at /usr/include/kpluginfactory.h:467
#14 0x00007f8d6cb1db14 in KPluginFactory::create (this=0xa5f3e0, iface=0x7f8d6b07bea0 "KParts::ReadOnlyPart", parentWidget=0x785820, parent=0x785820, args=..., keyword=<value optimized out>)
    at /usr/src/debug/kdelibs-4.5.2/kdecore/util/kpluginfactory.cpp:191
#15 0x00007f8d6d856127 in create<KParts::ReadOnlyPart> (this=0x785820, libname=0xc33018 "kmailpart") at /usr/include/kpluginfactory.h:491
#16 KontactInterface::Core::createPart (this=0x785820, libname=0xc33018 "kmailpart") at /usr/src/debug/kdepimlibs-4.5.2/kontactinterface/core.cpp:87
#17 0x00007f8d531fbbf0 in KMailPlugin::createPart (this=0xb29820) at /usr/src/debug/kdepim-4.4.7/kontact/plugins/kmail/kmail_plugin.cpp:179
#18 0x00007f8d6d8557a9 in KontactInterface::Plugin::part (this=0xb29820) at /usr/src/debug/kdepimlibs-4.5.2/kontactinterface/plugin.cpp:191
#19 0x00007f8d6ddf638e in Kontact::MainWindow::selectPlugin (this=0x785820, plugin=0xb29820) at /usr/src/debug/kdepim-4.4.7/kontact/src/mainwindow.cpp:778
#20 0x00007f8d6ddf24ac in Kontact::MainWindow::loadSettings (this=0x785820) at /usr/src/debug/kdepim-4.4.7/kontact/src/mainwindow.cpp:944
#21 0x00007f8d6ddf4f78 in Kontact::MainWindow::initObject (this=0x785820) at /usr/src/debug/kdepim-4.4.7/kontact/src/mainwindow.cpp:210
#22 0x00007f8d6ddf536c in Kontact::MainWindow::MainWindow (this=0x785820, __in_chrg=<value optimized out>, __vtt_parm=<value optimized out>)
    at /usr/src/debug/kdepim-4.4.7/kontact/src/mainwindow.cpp:146
#23 0x0000000000403514 in KontactApp::newInstance (this=0x7fff8d171db0) at /usr/src/debug/kdepim-4.4.7/kontact/src/main.cpp:136
#24 0x00007f8d6d0e0308 in ?? () from /usr/lib64/libkdeui.so.5
#25 0x00007f8d6d0e0382 in ?? () from /usr/lib64/libkdeui.so.5
#26 0x00007f8d69b9c188 in QDBusConnectionPrivate::deliverCall (this=0x62fa20, object=0x72dc10, msg=..., metaTypes=..., slotIdx=4) at qdbusintegrator.cpp:904
#27 0x00007f8d69b9e1ae in QDBusConnectionPrivate::activateCall (this=0x62fa20, object=0x72dc10, flags=337, msg=...) at qdbusintegrator.cpp:809
#28 0x00007f8d69b9eaae in QDBusConnectionPrivate::activateObject (this=0x62fa20, node=..., msg=..., pathStartPos=<value optimized out>) at qdbusintegrator.cpp:1364
#29 0x00007f8d69b9ecf8 in QDBusActivateObjectEvent::placeMetaCall (this=0x745350) at qdbusintegrator.cpp:1477
#30 0x00007f8d6c6da509 in QObject::event (this=0x7fff8d171db0, e=0x745350) at kernel/qobject.cpp:1248
#31 0x00007f8d6babcb0d in QApplication::event(QEvent*) () from /usr/lib64/libQtGui.so.4
#32 0x00007f8d6baba4d4 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/libQtGui.so.4
#33 0x00007f8d6bac2aca in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/libQtGui.so.4
#34 0x00007f8d6cfee7b6 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#35 0x00007f8d6c6c8e4c in QCoreApplication::notifyInternal (this=0x7fff8d171db0, receiver=0x7fff8d171db0, event=0x745350) at kernel/qcoreapplication.cpp:726
#36 0x00007f8d6c6cc5ba in sendEvent (receiver=0x0, event_type=0, data=0x60db90) at kernel/qcoreapplication.h:215
#37 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x60db90) at kernel/qcoreapplication.cpp:1367
#38 0x00007f8d6c6f1173 in sendPostedEvents (s=<value optimized out>) at kernel/qcoreapplication.h:220
#39 postEventSourceDispatch (s=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:276
#40 0x00007f8d63d15a93 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#41 0x00007f8d63d16270 in ?? () from /usr/lib64/libglib-2.0.so.0
#42 0x00007f8d63d16510 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#43 0x00007f8d6c6f167f in QEventDispatcherGlib::processEvents (this=0x613220, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:412
#44 0x00007f8d6bb5b14e in ?? () from /usr/lib64/libQtGui.so.4
#45 0x00007f8d6c6c8292 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#46 0x00007f8d6c6c8495 in QEventLoop::exec (this=0x7fff8d171d00, flags=...) at kernel/qeventloop.cpp:201
#47 0x00007f8d6c6cc88b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1003
#48 0x000000000040417e in main (argc=1, argv=0x7fff8d172398) at /usr/src/debug/kdepim-4.4.7/kontact/src/main.cpp:224

Possible duplicates by query: bug 235444.

Reported using DrKonqi