Application that crashed: kded4
Version of the application: $Id: kded.cpp 1031638 2009-10-05 16:59:11Z lunakl $
KDE Version: 4.3.4 (KDE 4.3.4)
Qt Version: 4.5.3
Operating System: Linux 2.6.31.12-174.2.3.fc12.x86_64 x86_64

What I was doing when the application crashed:
was just surfing the web and the crash handler reported this crash.  had just done a yum update (no reboot was required, or at least it didn't prompt me to reboot)

 -- Backtrace:
Application: KDE Daemon (kded4), signal: Segmentation fault
[KCrash Handler]
#5  0x0000003521454f8c in QMutex::lock() () from /usr/lib64/libQtCore.so.4
#6  0x0000003521554325 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib64/libQtCore.so.4
#7  0x00007ff9da300faf in PackageKit::Transaction::finished(PackageKit::Transaction::ExitStatus, unsigned int) () from /usr/lib64/libpackagekit-qt.so.12
#8  0x00007ff9da2fce39 in PackageKit::ClientPrivate::serviceOwnerChanged(QString const&, QString const&, QString const&) () from /usr/lib64/libpackagekit-qt.so.12
#9  0x00007ff9da2fe288 in PackageKit::ClientPrivate::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/libpackagekit-qt.so.12
#10 0x000000352155408c in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib64/libQtCore.so.4
#11 0x0000003521a558cf in QDBusConnectionInterface::serviceOwnerChanged(QString const&, QString const&, QString const&) () from /usr/lib64/libQtDBus.so.4
#12 0x0000003521a55b64 in QDBusConnectionInterface::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/libQtDBus.so.4
#13 0x000000352155408c in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib64/libQtCore.so.4
#14 0x0000003521a557ff in QDBusConnectionInterface::NameOwnerChanged(QString const&, QString const&, QString const&) () from /usr/lib64/libQtDBus.so.4
#15 0x0000003521a55bcc in QDBusConnectionInterface::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/libQtDBus.so.4
#16 0x0000003521a22e84 in ?? () from /usr/lib64/libQtDBus.so.4
#17 0x0000003521a2a61f in ?? () from /usr/lib64/libQtDBus.so.4
#18 0x000000352154e401 in QObject::event(QEvent*) () from /usr/lib64/libQtCore.so.4
#19 0x000000352498f65c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/libQtGui.so.4
#20 0x00000035249968ce in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/libQtGui.so.4
#21 0x0000003525a11a66 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#22 0x000000352153ee6c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/libQtCore.so.4
#23 0x000000352153fa42 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib64/libQtCore.so.4
#24 0x0000003521567573 in ?? () from /usr/lib64/libQtCore.so.4
#25 0x0000003518c3922e in g_main_context_dispatch () from /lib64/libglib-2.0.so.0
#26 0x0000003518c3cc18 in ?? () from /lib64/libglib-2.0.so.0
#27 0x0000003518c3cd3a in g_main_context_iteration () from /lib64/libglib-2.0.so.0
#28 0x00000035215671e6 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#29 0x0000003524a21ffe in ?? () from /usr/lib64/libQtGui.so.4
#30 0x000000352153d772 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#31 0x000000352153db44 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#32 0x000000352153fcd9 in QCoreApplication::exec() () from /usr/lib64/libQtCore.so.4
#33 0x000000352760b6eb in kdemain () from /usr/lib64/libkdeinit4_kded4.so
#34 0x0000003516c1eb1d in __libc_start_main () from /lib64/libc.so.6
#35 0x0000000000400709 in _start ()

This bug may be a duplicate of or related to bug 222621

Reported using DrKonqi