Application: kpackagekit (0.5.4)
KDE Platform Version: 4.4.2 (KDE 4.4.2)
Qt Version: 4.6.2
Operating System: Linux 2.6.32-20-generic i686
Distribution: Ubuntu lucid (development branch)

-- Information about the crash:
I have selected the updates left button and left it searching for updates. After some time I got the crash report.

 -- Backtrace:
Application: KPackageKit (kpackagekit), signal: Segmentation fault
[Current thread is 1 (Thread 0xb7775710 (LWP 1567))]

Thread 2 (Thread 0xb6038b70 (LWP 1587)):
#0  0x003e4422 in __kernel_vsyscall ()
#1  0x07847b56 in poll () from /lib/tls/i686/cmov/libc.so.6
#2  0x030264eb in g_poll () from /lib/libglib-2.0.so.0
#3  0x030190ac in ?? () from /lib/libglib-2.0.so.0
#4  0x030194b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#5  0x0057960f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#6  0x0054c059 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#7  0x0054c4aa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#8  0x004485a8 in QThread::exec() () from /usr/lib/libQtCore.so.4
#9  0x0052bc1b in ?? () from /usr/lib/libQtCore.so.4
#10 0x0044b32e in ?? () from /usr/lib/libQtCore.so.4
#11 0x0023a96e in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#12 0x078559de in clone () from /lib/tls/i686/cmov/libc.so.6

Thread 1 (Thread 0xb7775710 (LWP 1567)):
[KCrash Handler]
#6  0x00445f37 in QMutex::lock() () from /usr/lib/libQtCore.so.4
#7  0x0054d634 in QCoreApplication::postEvent(QObject*, QEvent*, int) () from /usr/lib/libQtCore.so.4
#8  0x0054d9ac in QCoreApplication::postEvent(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#9  0x0055d8a4 in QObject::deleteLater() () from /usr/lib/libQtCore.so.4
#10 0x0076b384 in PackageKit::ClientPrivate::serviceOwnerChanged(QString const&, QString const&, QString const&) () from /usr/lib/libpackagekit-qt.so.12
#11 0x0076d453 in PackageKit::ClientPrivate::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libpackagekit-qt.so.12
#12 0x00552c9a in QMetaObject::metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib/libQtCore.so.4
#13 0x005613d5 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#14 0x00f34d9f in QDBusConnectionInterface::serviceOwnerChanged(QString const&, QString const&, QString const&) () from /usr/lib/libQtDBus.so.4
#15 0x00f350c3 in QDBusConnectionInterface::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libQtDBus.so.4
#16 0x00552c9a in QMetaObject::metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib/libQtCore.so.4
#17 0x005613d5 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib/libQtCore.so.4
#18 0x00f34c4f in QDBusConnectionInterface::NameOwnerChanged(QString const&, QString const&, QString const&) () from /usr/lib/libQtDBus.so.4
#19 0x00f35153 in QDBusConnectionInterface::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libQtDBus.so.4
#20 0x00ef5b34 in ?? () from /usr/lib/libQtDBus.so.4
#21 0x00f00ea7 in ?? () from /usr/lib/libQtDBus.so.4
#22 0x0055e3fe in QObject::event(QEvent*) () from /usr/lib/libQtCore.so.4
#23 0x010834dc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#24 0x0108a05e in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQtGui.so.4
#25 0x00baaf2a in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#26 0x0054da3b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQtCore.so.4
#27 0x00550473 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQtCore.so.4
#28 0x005505dd in QCoreApplication::sendPostedEvents(QObject*, int) () from /usr/lib/libQtCore.so.4
#29 0x00579adf in ?? () from /usr/lib/libQtCore.so.4
#30 0x030155e5 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#31 0x030192d8 in ?? () from /lib/libglib-2.0.so.0
#32 0x030194b8 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#33 0x005795d5 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#34 0x01143135 in ?? () from /usr/lib/libQtGui.so.4
#35 0x0054c059 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#36 0x0054c4aa in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQtCore.so.4
#37 0x0055069f in QCoreApplication::exec() () from /usr/lib/libQtCore.so.4
#38 0x01083577 in QApplication::exec() () from /usr/lib/libQtGui.so.4
#39 0x0804d44b in _start ()

This bug may be a duplicate of or related to bug 225494.

Possible duplicates by query: bug 232826, bug 232701, bug 232663, bug 229693, bug 228338.

Reported using DrKonqi