Bug 296661

Application: kactivitymanagerd (1.0)
KDE Platform Version: 4.8.1 (4.8.1)
Qt Version: 4.8.0
Operating System: Linux 3.3.0-4.fc16.i686.PAE i686
Distribution: "Fedora release 16 (Verne)"

-- Information about the crash:
- What I was doing when the application crashed:
All I did was log out and log in after su to root to add my user name to another group.

This has happed several times right after logging in.

-- Backtrace:
Application: KDE Activity Manager (kactivitymanagerd), signal: Segmentation fault
Using host libthread_db library "/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0xb7775780 (LWP 32243))]

Thread 2 (Thread 0xb62e0b40 (LWP 32251)):
[KCrash Handler]
#11 QHash<QThread*, Soprano::Error::Error>::findNode (this=0xb5902240, akey=@0xb62dff1c, ahp=0x0) at /usr/include/QtCore/qhash.h:886
#12 0x49e5ae50 in value (akey=@0xb62dff1c, this=0xb5902240) at /usr/include/QtCore/qhash.h:609
#13 Soprano::Error::ErrorCache::lastError (this=0xb5902620) at /usr/src/debug/soprano-2.7.4/soprano/error.cpp:209
#14 0x4a29b6db in Nepomuk::MainModel::executeQuery (this=0x902dae8, query=..., language=Soprano::Query::QueryLanguageSparql, userQueryLanguage=...) at /usr/src/debug/kdelibs-4.8.1/nepomuk/core/nepomukmainmodel.cpp:213
#15 0xb62e668d in activityResource (id=...) at /usr/src/debug/kactivities-4.8.1/service/plugins/nepomuk/NepomukCommon.cpp:49
#16 0xb62edd53 in RankingsUpdateThread::run (this=0x90504f0) at /usr/src/debug/kactivities-4.8.1/service/plugins/nepomuk/Rankings.cpp:104
#17 0x47f050b1 in QThreadPrivate::start (arg=0x90504f0) at thread/qthread_unix.cpp:298
#18 0x41803cd3 in start_thread (arg=0xb62e0b40) at pthread_create.c:309
#19 0x41713a2e in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:133

Thread 1 (Thread 0xb7775780 (LWP 32243)):
[KCrash Handler]
#7  malloc_consolidate (av=0xb5900010) at malloc.c:4247
#8  0x41697e83 in malloc_consolidate (av=0xb5900010) at malloc.c:4227
#9  _int_free (av=0xb5900010, p=<optimized out>, have_lock=0) at malloc.c:4158
#10 0x47efd26c in qFree (ptr=0xb5903ad8) at global/qmalloc.cpp:60
#11 0x481ac843 in ~QByteArray (this=0xb5902ce0, __in_chrg=<optimized out>) at ../../src/corelib/tools/qbytearray.h:401
#12 ~SignalHook (this=0xb5902cc4, __in_chrg=<optimized out>) at qdbusconnection_p.h:121
#13 ~QHashNode (this=0xb5902cb8, __in_chrg=<optimized out>) at ../../src/corelib/tools/qhash.h:216
#14 deleteNode2 (node=0xb5902cb8) at ../../src/corelib/tools/qhash.h:521
#15 deleteNode (node=0xb5902cb8, this=0x8efea08) at ../../src/corelib/tools/qhash.h:511
#16 erase (it=..., this=0x8efea08) at ../../src/corelib/tools/qhash.h:840
#17 QDBusConnectionPrivate::disconnectSignal (this=0x8efe9b0, it=...) at qdbusintegrator.cpp:2213
#18 0x481ae030 in QDBusConnectionPrivate::objectDestroyed (this=0x8efe9b0, obj=0xb5902a58) at qdbusintegrator.cpp:1179
#19 0x481f2739 in qt_static_metacall (_a=0xbff544b8, _id=6, _o=0x8efe9b0, _c=<optimized out>) at .moc/release-shared/moc_qdbusconnection_p.cpp:78
#20 QDBusConnectionPrivate::qt_static_metacall (_o=0x8efe9b0, _c=QMetaObject::InvokeMetaMethod, _id=6, _a=0xbff544b8) at .moc/release-shared/moc_qdbusconnection_p.cpp:66
#21 0x4802fea1 in QMetaObject::activate (sender=0xb5902a58, m=0x80694a0, local_signal_index=0, argv=0xbff544b8) at kernel/qobject.cpp:3547
#22 0x48030876 in QObject::destroyed (this=0xb5902a58, _t1=0xb5902a58) at .moc/release-shared/moc_qobject.cpp:149
#23 0x48034710 in QObject::~QObject (this=0xb5902a58, __in_chrg=<optimized out>) at kernel/qobject.cpp:844
#24 0x481bd9e7 in ~QDBusAbstractInterfaceBase (this=0xb5902a58, __in_chrg=<optimized out>) at qdbusabstractinterface.h:67
#25 QDBusAbstractInterface::~QDBusAbstractInterface (this=0xb5902a58, __in_chrg=<optimized out>) at qdbusabstractinterface.cpp:329
#26 0x4a398ac4 in Soprano::Client::DBusAbstractInterface::~DBusAbstractInterface (this=0xb5902a58, __in_chrg=<optimized out>) at /usr/src/debug/soprano-2.7.4/client/dbus/dbusabstractinterface.cpp:33
#27 0x4a398fdb in ~DBusModelInterface (this=0xb5902a58, __in_chrg=<optimized out>) at /usr/src/debug/soprano-2.7.4/client/dbus/dbusmodelinterface.cpp:29
#28 Soprano::Client::DBusModelInterface::~DBusModelInterface (this=0xb5902a58, __in_chrg=<optimized out>) at /usr/src/debug/soprano-2.7.4/client/dbus/dbusmodelinterface.cpp:31
#29 0x4802e502 in QObjectPrivate::deleteChildren (this=0xb59029f8) at kernel/qobject.cpp:1908
#30 0x48034c0a in QObject::~QObject (this=0xb5902618, __in_chrg=<optimized out>) at kernel/qobject.cpp:927
#31 0x49e510fa in Soprano::Model::~Model (this=0xb5902618, __in_chrg=<optimized out>) at /usr/src/debug/soprano-2.7.4/soprano/model.cpp:44
#32 0x49e6a16f in Soprano::StorageModel::~StorageModel (this=0xb5902618, __in_chrg=<optimized out>) at /usr/src/debug/soprano-2.7.4/soprano/storagemodel.cpp:46
#33 0x4a3a32ff in Soprano::Client::DBusModel::~DBusModel (this=0xb5902618, __in_chrg=<optimized out>) at /usr/src/debug/soprano-2.7.4/client/dbus/dbusmodel.cpp:65
#34 0x4a3a3343 in Soprano::Client::DBusModel::~DBusModel (this=0xb5902618, __in_chrg=<optimized out>) at /usr/src/debug/soprano-2.7.4/client/dbus/dbusmodel.cpp:68
#35 0x4a295c5f in init (forced=true, this=0x902dfc0) at /usr/src/debug/kdelibs-4.8.1/nepomuk/core/nepomukmainmodel.cpp:86
#36 Nepomuk::MainModel::init (this=0x902dae8) at /usr/src/debug/kdelibs-4.8.1/nepomuk/core/nepomukmainmodel.cpp:176
#37 0x4a28cb47 in Nepomuk::ResourceManager::init (this=0x9014958) at /usr/src/debug/kdelibs-4.8.1/nepomuk/core/resourcemanager.cpp:326
#38 0x4a290b8b in Nepomuk::ResourceManagerPrivate::_k_storageServiceInitialized (this=0x900f7f0, success=true) at /usr/src/debug/kdelibs-4.8.1/nepomuk/core/resourcemanager.cpp:225
#39 0x4a290d9c in Nepomuk::ResourceManager::qt_metacall (this=0x9014958, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbff548dc) at /usr/src/debug/kdelibs-4.8.1/i686-redhat-linux-gnu/nepomuk/resourcemanager.moc:112
#40 0x481ae6a8 in QDBusConnectionPrivate::deliverCall (this=0x8efe9b0, object=0x9014958, msg=..., metaTypes=..., slotIdx=1) at qdbusintegrator.cpp:947
#41 0x481b8bde in QDBusCallDeliveryEvent::placeMetaCall (this=0x9043208, object=0x9014958) at qdbusintegrator_p.h:103
#42 0x4803542b in QObject::event (this=0x9014958, e=0x9043208) at kernel/qobject.cpp:1195
#43 0x4888a134 in notify_helper (e=0x9043208, receiver=0x9014958, this=0x8f062f0) at kernel/qapplication.cpp:4550
#44 QApplicationPrivate::notify_helper (this=0x8f062f0, receiver=0x9014958, e=0x9043208) at kernel/qapplication.cpp:4522
#45 0x4888f5d3 in QApplication::notify (this=0x9043208, receiver=0x9014958, e=0x9043208) at kernel/qapplication.cpp:4279
#46 0x499d50d2 in KApplication::notify (this=0xbff55130, receiver=0x9014958, event=0x9043208) at /usr/src/debug/kdelibs-4.8.1/kdeui/kernel/kapplication.cpp:311
#47 0x4801a5fe in QCoreApplication::notifyInternal (this=0xbff55130, receiver=0x9014958, event=0x9043208) at kernel/qcoreapplication.cpp:876
#48 0x4801e558 in sendEvent (event=<optimized out>, receiver=<optimized out>) at kernel/qcoreapplication.h:231
#49 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x8ee1a58) at kernel/qcoreapplication.cpp:1500
#50 0x4801e88d in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1393
#51 0x4804ceb5 in sendPostedEvents () at kernel/qcoreapplication.h:236
#52 postEventSourceDispatch (s=0x8f07f80) at kernel/qeventdispatcher_glib.cpp:279
#53 0x418c962f in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#54 0x418c9d70 in ?? () from /lib/libglib-2.0.so.0
#55 0x418ca01f in g_main_context_iteration () from /lib/libglib-2.0.so.0
#56 0x4804d2b8 in QEventDispatcherGlib::processEvents (this=0x8ee25c0, flags=...) at kernel/qeventdispatcher_glib.cpp:424
#57 0x4893ea9b in QGuiEventDispatcherGlib::processEvents (this=0x8ee25c0, flags=...) at kernel/qguieventdispatcher_glib.cpp:207
#58 0x480194ee in QEventLoop::processEvents (this=0xbff55094, flags=...) at kernel/qeventloop.cpp:149
#59 0x48019799 in QEventLoop::exec (this=0xbff55094, flags=...) at kernel/qeventloop.cpp:204
#60 0x4801e93b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#61 0x48887f35 in QApplication::exec () at kernel/qapplication.cpp:3811
#62 0x0804c62b in main (argc=1, argv=0xbff55234) at /usr/src/debug/kactivities-4.8.1/service/main.cpp:37

Reported using DrKonqi