Application: kactivitymanagerd (1.0)
KDE Platform Version: 4.8.3 (4.8.3)
Qt Version: 4.8.1
Operating System: Linux 3.3.2-6.fc16.i686.PAE i686
Distribution (Platform): Fedora RPMs

-- Information about the crash:
- What I was doing when the application crashed:
Observing the KDE decktop creating on the screen - no action by self!
This issue occurs every time I boot into the KDE desktop - and first occured on 2012-04-24. The boot followed a normal update of Fedora 16 & KDE packages.

-- Backtrace:
Application: KDE Activity Manager (kactivitymanagerd), signal: Segmentation fault
Using host libthread_db library "/lib/libthread_db.so.1".
[KCrash Handler]
#7  QMutex::lock (this=0x84e3ac4) at thread/qmutex.cpp:153
#8  0x4b472571 in lockInline (this=0x84e3ac4) at /usr/include/QtCore/qmutex.h:198
#9  QMutexLocker (m=0x84e3ac4, this=<synthetic pointer>) at /usr/include/QtCore/qmutex.h:109
#10 Soprano::Client::SocketHandler::~SocketHandler (this=0x84e81d0, __in_chrg=<optimized out>) at /usr/src/debug/soprano-2.7.4/client/clientconnection.cpp:58
#11 0x4b4726e3 in Soprano::Client::SocketHandler::~SocketHandler (this=0x84e81d0, __in_chrg=<optimized out>) at /usr/src/debug/soprano-2.7.4/client/clientconnection.cpp:61
#12 0x4b472714 in qThreadStorage_deleteData<Soprano::Client::SocketHandler> (d=0x84e81d0) at /usr/include/QtCore/qthreadstorage.h:97
#13 QThreadStorage<Soprano::Client::SocketHandler*>::deleteData (x=0x84e81d0) at /usr/include/QtCore/qthreadstorage.h:140
#14 0x494b51d3 in QThreadStorageData::set (this=0x84e3688, p=0x84e8ae8) at thread/qthreadstorage.cpp:165
#15 0x4b46fcf9 in qThreadStorage_setLocalData<Soprano::Client::SocketHandler> (t=<synthetic pointer>, d=<optimized out>) at /usr/include/QtCore/qthreadstorage.h:92
#16 setLocalData (t=0x84e8ae8, this=<optimized out>) at /usr/include/QtCore/qthreadstorage.h:155
#17 Soprano::Client::ClientConnection::socketForCurrentThread (this=0x84e4e90) at /usr/src/debug/soprano-2.7.4/client/clientconnection.cpp:95
#18 0x4b46fd70 in Soprano::Client::ClientConnection::connectInCurrentThread (this=0x84e4e90) at /usr/src/debug/soprano-2.7.4/client/clientconnection.cpp:800
#19 0x4b46f030 in Soprano::Client::LocalSocketClient::connect (this=0x84e9904, name=...) at /usr/src/debug/soprano-2.7.4/client/localsocketclient.cpp:141
#20 0x4b2ab1b3 in ?? () from /usr/lib/libnepomuk.so.4
#21 0x4b2a1dd7 in Nepomuk::ResourceManager::init() () from /usr/lib/libnepomuk.so.4
#22 0x4b2a5e1b in ?? () from /usr/lib/libnepomuk.so.4
#23 0x4b2a602c in Nepomuk::ResourceManager::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libnepomuk.so.4
#24 0x4991e618 in QDBusConnectionPrivate::deliverCall (this=0x8380a08, object=0x848fe30, msg=..., metaTypes=..., slotIdx=1263203112) at qdbusintegrator.cpp:947
#25 0x49928b4e in QDBusCallDeliveryEvent::placeMetaCall (this=0x84efb78, object=0x848fe30) at qdbusintegrator_p.h:103
#26 0x495e805b in QObject::event (this=0x848fe30, e=0x84efb78) at kernel/qobject.cpp:1195
#27 0x49f20354 in notify_helper (e=0x84efb78, receiver=0x848fe30, this=0x8387d50) at kernel/qapplication.cpp:4554
#28 QApplicationPrivate::notify_helper (this=0x8387d50, receiver=0x848fe30, e=0x84efb78) at kernel/qapplication.cpp:4526
#29 0x49f257f3 in QApplication::notify (this=0x84efb78, receiver=0x848fe30, e=0x84efb78) at kernel/qapplication.cpp:4283
#30 0x4aac3e42 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#31 0x495cd22e in QCoreApplication::notifyInternal (this=0xbfb003b0, receiver=0x848fe30, event=0x84efb78) at kernel/qcoreapplication.cpp:876
#32 0x495d1188 in sendEvent (event=<optimized out>, receiver=<optimized out>) at kernel/qcoreapplication.h:231
#33 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x8363a58) at kernel/qcoreapplication.cpp:1500
#34 0x495d14bd in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1393
#35 0x495ffae5 in sendPostedEvents () at kernel/qcoreapplication.h:236
#36 postEventSourceDispatch (s=0x8388220) at kernel/qeventdispatcher_glib.cpp:279
#37 0x489eaaff in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#38 0x489eb240 in ?? () from /lib/libglib-2.0.so.0
#39 0x489eb4ef in g_main_context_iteration () from /lib/libglib-2.0.so.0
#40 0x495ffee8 in QEventDispatcherGlib::processEvents (this=0x83645c0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#41 0x49fd4e4b in QGuiEventDispatcherGlib::processEvents (this=0x83645c0, flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#42 0x495cc11e in QEventLoop::processEvents (this=0xbfb00314, flags=...) at kernel/qeventloop.cpp:149
#43 0x495cc3c9 in QEventLoop::exec (this=0xbfb00314, flags=...) at kernel/qeventloop.cpp:204
#44 0x495d156b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#45 0x49f1e155 in QApplication::exec () at kernel/qapplication.cpp:3815
#46 0x0804c93b in ?? ()
#47 0x487356b3 in __libc_start_main () from /lib/libc.so.6
#48 0x0804c981 in _start ()

Possible duplicates by query: bug 299938, bug 299325, bug 297279, bug 295755, bug 293308.

Reported using DrKonqi