Application: kded4 ($Id: kded.cpp 1156841 2010-07-29 19:59:05Z zander $)
KDE Platform Version: 4.5.4 (KDE 4.5.4)
Qt Version: 4.7.1
Operating System: Linux 2.6.35.9-libre.64.fc14.i686 i686
Distribution (Platform): Fedora RPMs

-- Information about the crash:
I'm actually not very sure, after entering my kwallet's password, this crash appeared. Hopefully the backtrace will be helpful.

-- Backtrace:
Application: KDE Daemon (kded4), signal: Segmentation fault
[KCrash Handler]
#7  0x09721ad3 in ?? ()
#8  0x07f140e5 in ConnectionUsageMonitor::handleActivationStateChange (this=0x960f348, state=Knm::InterfaceConnection::Activated) at /usr/src/debug/networkmanagement-0.9/libs/service/connectionusagemonitor.cpp:114
#9  0x07f06649 in ConnectionUsageMonitor::qt_metacall (this=0x960f348, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0xbfb60158) at /usr/src/debug/networkmanagement-0.9/i686-redhat-linux-gnu/libs/service/moc_connectionusagemonitor.cpp:79
#10 0x050c3b6b in QMetaObject::metacall (object=0x960f348, cl=QMetaObject::InvokeMetaMethod, idx=4, argv=0xbfb60158) at kernel/qmetaobject.cpp:237
#11 0x050d3047 in QMetaObject::activate (sender=0x95c1428, m=0x33216f4, local_signal_index=0, argv=0xbfb60158) at kernel/qobject.cpp:3272
#12 0x032f6984 in Knm::InterfaceConnection::activationStateChanged (this=0x95c1428, _t1=Knm::InterfaceConnection::Activated) at /usr/src/debug/networkmanagement-0.9/i686-redhat-linux-gnu/libs/internals/moc_interfaceconnection.cpp:133
#13 0x0330d25d in Knm::InterfaceConnection::setActivationState (this=0x95c1428, state=Knm::InterfaceConnection::Activated) at /usr/src/debug/networkmanagement-0.9/libs/internals/interfaceconnection.cpp:83
#14 0x03d149a9 in NMDBusActiveConnectionProxy::handlePropertiesChanged (this=0x97b1f50, changedProps=...) at /usr/src/debug/networkmanagement-0.9/backends/NetworkManager/nmdbusactiveconnectionmonitor.cpp:76
#15 0x03ce85dc in NMDBusActiveConnectionProxy::qt_metacall (this=0x97b1f50, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0xbfb602f8) at /usr/src/debug/networkmanagement-0.9/i686-redhat-linux-gnu/backends/NetworkManager/moc_nmdbusactiveconnectionmonitor.cpp:138
#16 0x050c3b6b in QMetaObject::metacall (object=0x97b1f50, cl=QMetaObject::InvokeMetaMethod, idx=4, argv=0xbfb602f8) at kernel/qmetaobject.cpp:237
#17 0x050d3047 in QMetaObject::activate (sender=0x972c748, m=0x3d250a4, local_signal_index=0, argv=0xbfb602f8) at kernel/qobject.cpp:3272
#18 0x03ce8aa4 in OrgFreedesktopNetworkManagerConnectionActiveInterface::PropertiesChanged (this=0x972c748, _t1=...) at /usr/src/debug/networkmanagement-0.9/i686-redhat-linux-gnu/backends/NetworkManager/moc_nm-active-connectioninterface.cpp:127
#19 0x03ce9a51 in OrgFreedesktopNetworkManagerConnectionActiveInterface::qt_metacall (this=0x972c748, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0xbfb604cc) at /usr/src/debug/networkmanagement-0.9/i686-redhat-linux-gnu/backends/NetworkManager/moc_nm-active-connectioninterface.cpp:86
#20 0x003aca15 in QDBusConnectionPrivate::deliverCall (this=0x96053f0, object=0x972c748, msg=..., metaTypes=..., slotIdx=5) at qdbusintegrator.cpp:919
#21 0x003b83f8 in QDBusCallDeliveryEvent::placeMetaCall (this=0x9575a28, object=0x972c748) at qdbusintegrator_p.h:103
#22 0x050d2b4f in QObject::event (this=0x972c748, e=0x9575a28) at kernel/qobject.cpp:1211
#23 0x0586f26c in QApplicationPrivate::notify_helper (this=0x9476c98, receiver=0x972c748, e=0x9575a28) at kernel/qapplication.cpp:4445
#24 0x05873ed2 in QApplication::notify (this=0xbfb60d70, receiver=0x972c748, e=0x9575a28) at kernel/qapplication.cpp:3845
#25 0x063adf7b in KApplication::notify (this=0xbfb60d70, receiver=0x972c748, event=0x9575a28) at /usr/src/debug/kdelibs-4.5.4/kdeui/kernel/kapplication.cpp:310
#26 0x050bd333 in QCoreApplication::notifyInternal (this=0xbfb60d70, receiver=0x972c748, event=0x9575a28) at kernel/qcoreapplication.cpp:732
#27 0x050c1085 in sendEvent (receiver=0x0, event_type=0, data=0x94568e8) at kernel/qcoreapplication.h:215
#28 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x94568e8) at kernel/qcoreapplication.cpp:1373
#29 0x050c125e in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1266
#30 0x050eaeb5 in sendPostedEvents (s=0x9479110) at kernel/qcoreapplication.h:220
#31 postEventSourceDispatch (s=0x9479110) at kernel/qeventdispatcher_glib.cpp:277
#32 0x00791192 in g_main_dispatch (context=0x9479090) at gmain.c:2149
#33 g_main_context_dispatch (context=0x9479090) at gmain.c:2702
#34 0x00791978 in g_main_context_iterate (context=0x9479090, block=1, dispatch=1, self=<value optimized out>) at gmain.c:2780
#35 0x00791c35 in g_main_context_iteration (context=0x9479090, may_block=1) at gmain.c:2843
#36 0x050eb02d in QEventDispatcherGlib::processEvents (this=0x9456398, flags=...) at kernel/qeventdispatcher_glib.cpp:415
#37 0x05922406 in QGuiEventDispatcherGlib::processEvents (this=0x9456398, flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#38 0x050bc4ca in QEventLoop::processEvents (this=0xbfb60cc4, flags=...) at kernel/qeventloop.cpp:149
#39 0x050bc77a in QEventLoop::exec (this=0xbfb60cc4, flags=...) at kernel/qeventloop.cpp:201
#40 0x050c1327 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#41 0x0586d078 in QApplication::exec () at kernel/qapplication.cpp:3719
#42 0x06bd7efb in kdemain (argc=1, argv=0xbfb60f94) at /usr/src/debug/kdelibs-4.5.4/kded/kded.cpp:894
#43 0x080486cc in main (argc=1, argv=0xbfb60f94) at /usr/src/debug/kdelibs-4.5.4/i686-redhat-linux-gnu/kded/kded4_dummy.cpp:3

Reported using DrKonqi