Bug 255881

Application: systemsettings (1.0)
KDE Platform Version: 4.5.1 (KDE 4.5.1)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-22-generic x86_64
Distribution: Ubuntu 10.10

-- Information about the crash:
- What I was doing when the application crashed:

Trying to open Login Screen in System Settings.
This has crashed before trying to open different parts of System Settings.

-- Backtrace:
Application: System Settings (systemsettings), signal: Segmentation fault
[Current thread is 1 (Thread 0x7f6cd30aa760 (LWP 3112))]

Thread 2 (Thread 0x7f6cbd351710 (LWP 3113)):
#0  0x00007f6cd05b61d3 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007f6ccd7ab009 in ?? () from /lib/libglib-2.0.so.0
#2  0x00007f6ccd7ab45c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#3  0x00007f6cd0cfa1e6 in QEventDispatcherGlib::processEvents (this=0x2603d80, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:417
#4  0x00007f6cd0ccca02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007f6cd0cccdec in QEventLoop::exec (this=0x7f6cbd350db0, flags=) at kernel/qeventloop.cpp:201
#6  0x00007f6cd0bd72fd in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#7  0x00007f6cd0cac5f8 in QInotifyFileSystemWatcherEngine::run (this=0x2606020) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f6cd0bda27e in QThreadPrivate::start (arg=0x2606020) at thread/qthread_unix.cpp:266
#9  0x00007f6cd02c6971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#10 0x00007f6cd05c291d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f6cd30aa760 (LWP 3112)):
[KCrash Handler]
#6  QString (this=0x4000400000030) at /usr/include/qt4/QtCore/qstring.h:727
#7  KAboutData::appName (this=0x4000400000030) at ../../kdecore/kernel/kaboutdata.cpp:665
#8  0x00007f6cd2706af2 in KCModule::setNeedsAuthorization (this=0x270c130, needsAuth=<value optimized out>) at ../../kdeui/widgets/kcmodule.cpp:143
#9  0x00007f6cbc93aeb7 in ?? () from /usr/lib/kde4/kcm_kdm.so
#10 0x00007f6cbc93e455 in QObject* KPluginFactory::createInstance<KDModule, QWidget>(QWidget*, QObject*, QList<QVariant> const&) () from /usr/lib/kde4/kcm_kdm.so
#11 0x00007f6cd149f97f in KPluginFactory::create (this=0x2702490, iface=0x7f6cd27dc640 "KCModule", parentWidget=<value optimized out>, parent=0x222f260, args=..., keyword=<value optimized out>) at ../../kdecore/util/kpluginfactory.cpp:191
#12 0x00007f6cd2ca171b in create<KCModule> (mod=..., report=<value optimized out>, parent=<value optimized out>, args=<value optimized out>) at ../../kdecore/util/kpluginfactory.h:515
#13 createInstance<KCModule> (mod=..., report=<value optimized out>, parent=<value optimized out>, args=<value optimized out>) at ../../kdecore/services/kservice.h:532
#14 createInstance<KCModule> (mod=..., report=<value optimized out>, parent=<value optimized out>, args=<value optimized out>) at ../../kdecore/services/kservice.h:509
#15 createInstance<KCModule> (mod=..., report=<value optimized out>, parent=<value optimized out>, args=<value optimized out>) at ../../kdecore/services/kservice.h:552
#16 KCModuleLoader::loadModule (mod=..., report=<value optimized out>, parent=<value optimized out>, args=<value optimized out>) at ../../kutils/kcmoduleloader.cpp:89
#17 0x00007f6cd2ca6699 in KCModuleProxyPrivate::loadModule (this=0x22936c0) at ../../kutils/kcmoduleproxy.cpp:106
#18 0x00007f6cd2ca71c5 in KCModuleProxy::realModule (this=<value optimized out>) at ../../kutils/kcmoduleproxy.cpp:83
#19 0x00007f6cd2a7f2bc in ModuleView::stateChanged() () from /usr/lib/libsystemsettingsview.so.2
#20 0x00007f6cd2a81008 in ModuleView::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libsystemsettingsview.so.2
#21 0x00007f6cd0ce5b27 in QMetaObject::activate (sender=0x22023c0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x2) at kernel/qobject.cpp:3280
#22 0x00007f6cd2690da8 in KPageWidget::currentPageChanged (this=0x7fff13e39180, _t1=0x25f5ea0, _t2=0x0) at ./kpagewidget.moc:96
#23 0x00007f6cd2690f48 in KPageWidget::qt_metacall (this=0x22023c0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff13e3a450) at ./kpagewidget.moc:84
#24 0x00007f6cd0ce5b27 in QMetaObject::activate (sender=0x22023c0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x2) at kernel/qobject.cpp:3280
#25 0x00007f6cd268bcf7 in KPageView::currentPageChanged (this=0x7fff13e39180, _t1=<value optimized out>, _t2=<value optimized out>) at ./kpageview.moc:140
#26 0x00007f6cd268d4a5 in KPageViewPrivate::_k_pageSelected (this=0x22084a0, index=<value optimized out>, previous=...) at ../../kdeui/paged/kpageview.cpp:244
#27 0x00007f6cd268d6f2 in KPageView::qt_metacall (this=0x22023c0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff13e3a6b0) at ./kpageview.moc:100
#28 0x00007f6cd2690f00 in KPageWidget::qt_metacall (this=0x7fff13e39180, _c=48, _id=4, _a=0x2) at ./kpagewidget.moc:76
#29 0x00007f6cd0ce5b27 in QMetaObject::activate (sender=0x22836c0, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x2) at kernel/qobject.cpp:3280
#30 0x00007f6cd1ea5647 in QItemSelectionModel::selectionChanged (this=0x7fff13e39180, _t1=<value optimized out>, _t2=<value optimized out>) at .moc/release-shared/moc_qitemselectionmodel.cpp:152
#31 0x00007f6cd1ea8815 in QItemSelectionModel::emitSelectionChanged (this=<value optimized out>, newSelection=..., oldSelection=...) at itemviews/qitemselectionmodel.cpp:1525
#32 0x00007f6cd1eaa09b in QItemSelectionModel::select (this=0x22836c0, selection=<value optimized out>, command=<value optimized out>) at itemviews/qitemselectionmodel.cpp:1088
#33 0x00007f6cd1ea6f01 in QItemSelectionModel::select (this=0x22836c0, index=<value optimized out>, command=) at itemviews/qitemselectionmodel.cpp:976
#34 0x00007f6cd1ea589f in QItemSelectionModel::setCurrentIndex (this=0x22836c0, index=..., command=<value optimized out>) at itemviews/qitemselectionmodel.cpp:1155
#35 0x00007f6cd268cb20 in KPageViewPrivate::_k_rebuildGui (this=0x22084a0) at ../../kdeui/paged/kpageview.cpp:70
#36 0x00007f6cd268d215 in KPageViewPrivate::_k_modelChanged (this=0x7fff13e39180) at ../../kdeui/paged/kpageview.cpp:190
#37 0x00007f6cd268d702 in KPageView::qt_metacall (this=0x22023c0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff13e3ac20) at ./kpageview.moc:99
#38 0x00007f6cd2690f00 in KPageWidget::qt_metacall (this=0x7fff13e39180, _c=48, _id=4, _a=0x2) at ./kpagewidget.moc:76
#39 0x00007f6cd0ce5b27 in QMetaObject::activate (sender=0x2202180, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x2) at kernel/qobject.cpp:3280
#40 0x00007f6cd2a7fa95 in ModuleView::addModule(KCModuleInfo*) () from /usr/lib/libsystemsettingsview.so.2
#41 0x00007f6cd2a7fe26 in ModuleView::loadModule(QModelIndex) () from /usr/lib/libsystemsettingsview.so.2
#42 0x00007f6cbf8ef190 in ?? () from /usr/lib/kde4/icon_mode.so
#43 0x00007f6cbf8ef261 in ?? () from /usr/lib/kde4/icon_mode.so
#44 0x00007f6cd0ce5b27 in QMetaObject::activate (sender=0x22ae020, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x2) at kernel/qobject.cpp:3280
#45 0x00007f6cd1e49705 in QAbstractItemView::activated (this=0x7fff13e39180, _t1=<value optimized out>) at .moc/release-shared/moc_qabstractitemview.cpp:345
#46 0x00007f6cd1e58efa in QAbstractItemView::mouseReleaseEvent (this=0x22ae020, event=<value optimized out>) at itemviews/qabstractitemview.cpp:1796
#47 0x00007f6cd1e6d22e in QListView::mouseReleaseEvent (this=0x7fff13e39180, e=0x4000400000030) at itemviews/qlistview.cpp:796
#48 0x00007f6cd2629e02 in KCategorizedView::mouseReleaseEvent (this=0x22ae020, event=<value optimized out>) at ../../kdeui/itemviews/kcategorizedview.cpp:1031
#49 0x00007f6cd195504e in QWidget::event (this=0x22ae020, event=0x7fff13e3c230) at kernel/qwidget.cpp:8187
#50 0x00007f6cd1d205e6 in QFrame::event (this=0x22ae020, e=0x7fff13e3c230) at widgets/qframe.cpp:557
#51 0x00007f6cd1e59a8b in QAbstractItemView::viewportEvent (this=0x22ae020, event=0x7fff13e3c230) at itemviews/qabstractitemview.cpp:1619
#52 0x00007f6cd0ccd507 in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=<value optimized out>, receiver=0x22c9420, event=0x7fff13e3c230) at kernel/qcoreapplication.cpp:847
#53 0x00007f6cd18fefac in QApplicationPrivate::notify_helper (this=0x2110650, receiver=0x22c9420, e=0x7fff13e3c230) at kernel/qapplication.cpp:4392
#54 0x00007f6cd190530e in QApplication::notify (this=0x7fff13e3cf30, receiver=0x22c9420, e=0x7fff13e3c230) at kernel/qapplication.cpp:3959
#55 0x00007f6cd2651156 in KApplication::notify (this=0x7fff13e3cf30, receiver=0x22c9420, event=0x7fff13e3c230) at ../../kdeui/kernel/kapplication.cpp:310
#56 0x00007f6cd0ccdcdc in QCoreApplication::notifyInternal (this=0x7fff13e3cf30, receiver=0x22c9420, event=0x7fff13e3c230) at kernel/qcoreapplication.cpp:732
#57 0x00007f6cd1903dbe in sendEvent (receiver=0x22c9420, event=0x7fff13e3c230, alienWidget=0x22c9420, nativeWidget=0x21e5fb0, buttonDown=<value optimized out>, lastMouseReceiver=<value optimized out>, spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#58 QApplicationPrivate::sendMouseEvent (receiver=0x22c9420, event=0x7fff13e3c230, alienWidget=0x22c9420, nativeWidget=0x21e5fb0, buttonDown=<value optimized out>, lastMouseReceiver=<value optimized out>, spontaneous=true) at kernel/qapplication.cpp:3058
#59 0x00007f6cd1987345 in QETWidget::translateMouseEvent (this=0x21e5fb0, event=<value optimized out>) at kernel/qapplication_x11.cpp:4403
#60 0x00007f6cd1985c5c in QApplication::x11ProcessEvent (this=<value optimized out>, event=0x7fff13e3cb50) at kernel/qapplication_x11.cpp:3536
#61 0x00007f6cd19b20e2 in x11EventSourceDispatch (s=0x2108500, callback=<value optimized out>, user_data=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:146
#62 0x00007f6ccd7a7342 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#63 0x00007f6ccd7ab2a8 in ?? () from /lib/libglib-2.0.so.0
#64 0x00007f6ccd7ab45c in g_main_context_iteration () from /lib/libglib-2.0.so.0
#65 0x00007f6cd0cfa193 in QEventDispatcherGlib::processEvents (this=0x20d81f0, flags=<value optimized out>) at kernel/qeventdispatcher_glib.cpp:415
#66 0x00007f6cd19b1a4e in QGuiEventDispatcherGlib::processEvents (this=0x7fff13e39180, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:204
#67 0x00007f6cd0ccca02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#68 0x00007f6cd0cccdec in QEventLoop::exec (this=0x7fff13e3ce80, flags=) at kernel/qeventloop.cpp:201
#69 0x00007f6cd0cd0ebb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#70 0x00000000004118a9 in _start ()

Possible duplicates by query: bug 255235, bug 253747, bug 249026.

Reported using DrKonqi