Bug 270578

Application: systemsettings (1.0)
KDE Platform Version: 4.6.2 (4.6.2)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-25-generic-pae i686
Distribution: Linux Mint 10 KDE

-- Information about the crash:
- What I was doing when the application crashed:
i opened system settings and clicked on login screen(Anmeldebilschirm)
--> instant crash ,always
often when i lock out , i'll get crashreport from policy kit
and since 4.6.2 i can't power off , the system is always going to console mode, and i have to power off manually with the poweroff command
i am using linux mit 10 , kde edition

The crash can be reproduced every time.

-- Backtrace:
Application: Systemeinstellungen (systemsettings), signal: Segmentation fault
[Current thread is 1 (Thread 0xb5998710 (LWP 2531))]

Thread 3 (Thread 0xb056fb70 (LWP 2532)):
#0  0xb5a78e36 in clock_gettime () from /lib/librt.so.1
#1  0xb63ec50b in do_gettime () at tools/qelapsedtimer_unix.cpp:105
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:119
#3  0xb64c36e5 in QTimerInfoList::updateCurrentTime (this=0xafc01134) at kernel/qeventdispatcher_unix.cpp:339
#4  0xb64c372a in QTimerInfoList::timerWait (this=0xafc01134, tm=...) at kernel/qeventdispatcher_unix.cpp:442
#5  0xb64c17a8 in timerSourcePrepareHelper (src=<value optimized out>, timeout=0xb056f0bc) at kernel/qeventdispatcher_glib.cpp:136
#6  0xb64c183d in timerSourcePrepare (source=0x0, timeout=0xb5a7cff4) at kernel/qeventdispatcher_glib.cpp:169
#7  0xb5c02e6a in g_main_context_prepare () from /lib/libglib-2.0.so.0
#8  0xb5c03279 in ?? () from /lib/libglib-2.0.so.0
#9  0xb5c03848 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#10 0xb64c159f in QEventDispatcherGlib::processEvents (this=0x8e62bc0, flags=...) at kernel/qeventdispatcher_glib.cpp:417
#11 0xb6491609 in QEventLoop::processEvents (this=0xb056f290, flags=) at kernel/qeventloop.cpp:149
#12 0xb6491a8a in QEventLoop::exec (this=0xb056f290, flags=...) at kernel/qeventloop.cpp:201
#13 0xb638db7e in QThread::exec (this=0x8e72968) at thread/qthread.cpp:490
#14 0xb647035b in QInotifyFileSystemWatcherEngine::run (this=0x8e72968) at io/qfilesystemwatcher_inotify.cpp:248
#15 0xb6390df9 in QThreadPrivate::start (arg=0x8e72968) at thread/qthread_unix.cpp:266
#16 0xb5cadcc9 in start_thread () from /lib/libpthread.so.0
#17 0xb61b669e in clone () from /lib/libc.so.6

Thread 2 (Thread 0xabbb8b70 (LWP 2533)):
#0  0xb61c3f7b in pthread_mutex_unlock () from /lib/libc.so.6
#1  0xb5c014fb in g_main_context_release () from /lib/libglib-2.0.so.0
#2  0xb5c03473 in ?? () from /lib/libglib-2.0.so.0
#3  0xb5c03ba7 in g_main_loop_run () from /lib/libglib-2.0.so.0
#4  0xabc8e9c4 in ?? () from /usr/lib/libgio-2.0.so.0
#5  0xb5c2a48f in ?? () from /lib/libglib-2.0.so.0
#6  0xb5cadcc9 in start_thread () from /lib/libpthread.so.0
#7  0xb61b669e in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb5998710 (LWP 2531)):
[KCrash Handler]
#7  0xb767f16b in KCModule::setNeedsAuthorization (this=0x8e900e0, needsAuth=true) at ../../kdeui/widgets/kcmodule.cpp:150
#8  0xafd5e869 in ?? () from /usr/lib/kde4/kcm_kdm.so
#9  0xafd624fd in QObject* KPluginFactory::createInstance<KDModule, QWidget>(QWidget*, QObject*, QList<QVariant> const&) () from /usr/lib/kde4/kcm_kdm.so
#10 0xb6883919 in KPluginFactory::create (this=0x8e94a80, iface=0xafd6a551 "2clearUsers()", parentWidget=0x0, parent=0x8e643a8, args=..., keyword=...) at ../../kdecore/util/kpluginfactory.cpp:203
#11 0xb77d64d8 in create<KCModule> (mod=..., report=KCModuleLoader::Inline, parent=0x8e643a8, args=...) at ../../kdecore/util/kpluginfactory.h:527
#12 createInstance<KCModule> (mod=..., report=KCModuleLoader::Inline, parent=0x8e643a8, args=...) at ../../kdecore/services/kservice.h:551
#13 createInstance<KCModule> (mod=..., report=KCModuleLoader::Inline, parent=0x8e643a8, args=...) at ../../kdecore/services/kservice.h:528
#14 KCModuleLoader::loadModule (mod=..., report=KCModuleLoader::Inline, parent=0x8e643a8, args=...) at ../../kutils/kcmoduleloader.cpp:89
#15 0xb77dc04d in KCModuleProxyPrivate::loadModule (this=0x8e89b90) at ../../kutils/kcmoduleproxy.cpp:106
#16 0xb77dcd43 in KCModuleProxy::realModule (this=0x8e643a8) at ../../kutils/kcmoduleproxy.cpp:83
#17 0xb77ba716 in ModuleView::stateChanged() () from /usr/lib/libsystemsettingsview.so.2
#18 0xb77ba8c1 in ModuleView::activeModuleChanged(KPageWidgetItem*, KPageWidgetItem*) () from /usr/lib/libsystemsettingsview.so.2
#19 0xb77bca50 in ModuleView::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib/libsystemsettingsview.so.2
#20 0xb64988ca in QMetaObject::metacall (object=0x8de5ad0, cl=3055813568, idx=8, argv=0x0) at kernel/qmetaobject.cpp:237
#21 0xb64ab6ad in QMetaObject::activate (sender=0x8e01a90, m=0xb779b750, local_signal_index=0, argv=0x8fd4230) at kernel/qobject.cpp:3280
#22 0xb75fceb9 in KPageWidget::currentPageChanged (this=0x8e01a90, _t1=0x8cce9c8, _t2=0x0) at ./kpagewidget.moc:96
#23 0xb75fcff2 in KPageWidgetPrivate::_k_slotCurrentPageChanged (this=0x8e06110, current=..., before=...) at ../../kdeui/paged/kpagewidget.cpp:43
#24 0xb75fd0b1 in KPageWidget::qt_metacall (this=0x8e01a90, _c=QMetaObject::InvokeMetaMethod, _id=35, _a=0xbf9f2e64) at ./kpagewidget.moc:84
#25 0xb64988ca in QMetaObject::metacall (object=0x8e01a90, cl=3055813568, idx=35, argv=0xbf9f2e64) at kernel/qmetaobject.cpp:237
#26 0xb64ab6ad in QMetaObject::activate (sender=0x8e01a90, m=0xb779ac2c, local_signal_index=0, argv=0x8fd4230) at kernel/qobject.cpp:3280
#27 0xb75f7099 in KPageView::currentPageChanged (this=0x8e01a90, _t1=..., _t2=...) at ./kpageview.moc:140
#28 0xb75f8a42 in KPageViewPrivate::_k_pageSelected (this=0x8e06110, index=..., previous=...) at ../../kdeui/paged/kpageview.cpp:244
#29 0xb75f8cb7 in KPageView::qt_metacall (this=0x8e01a90, _c=QMetaObject::InvokeMetaMethod, _id=3, _a=0xbf9f3054) at ./kpageview.moc:100
#30 0xb75fd06a in KPageWidget::qt_metacall (this=0x8e01a90, _c=QMetaObject::InvokeMetaMethod, _id=30, _a=0xbf9f3054) at ./kpagewidget.moc:76
#31 0xb64988ca in QMetaObject::metacall (object=0x8e01a90, cl=3055813568, idx=30, argv=0xbf9f3054) at kernel/qmetaobject.cpp:237
#32 0xb64ab6ad in QMetaObject::activate (sender=0x8cca718, m=0xb73a1a50, local_signal_index=0, argv=0x8fd4230) at kernel/qobject.cpp:3280
#33 0xb7040369 in QItemSelectionModel::selectionChanged (this=0x8cca718, _t1=..., _t2=...) at .moc/release-shared/moc_qitemselectionmodel.cpp:152
#34 0xb70435b0 in QItemSelectionModel::emitSelectionChanged (this=0x8cca718, newSelection=..., oldSelection=...) at itemviews/qitemselectionmodel.cpp:1525
#35 0xb7044d44 in QItemSelectionModel::select (this=0x8cca718, selection=..., command=...) at itemviews/qitemselectionmodel.cpp:1088
#36 0xb7041d30 in QItemSelectionModel::select (this=0x8cca718, index=..., command=...) at itemviews/qitemselectionmodel.cpp:976
#37 0xb70405d4 in QItemSelectionModel::setCurrentIndex (this=0x8cca718, index=..., command=...) at itemviews/qitemselectionmodel.cpp:1155
#38 0xb75f80a9 in KPageViewPrivate::_k_rebuildGui (this=0x8e06110) at ../../kdeui/paged/kpageview.cpp:70
#39 0xb75f87f8 in KPageViewPrivate::_k_modelChanged (this=0x8e06110) at ../../kdeui/paged/kpageview.cpp:190
#40 0xb75f8cce in KPageView::qt_metacall (this=0x8e01a90, _c=QMetaObject::InvokeMetaMethod, _id=2, _a=0xbf9f344c) at ./kpageview.moc:99
#41 0xb75fd06a in KPageWidget::qt_metacall (this=0x8e01a90, _c=QMetaObject::InvokeMetaMethod, _id=29, _a=0xbf9f344c) at ./kpagewidget.moc:76
#42 0xb64988ca in QMetaObject::metacall (object=0x8e01a90, cl=3055813568, idx=29, argv=0xbf9f344c) at kernel/qmetaobject.cpp:237
#43 0xb64ab6ad in QMetaObject::activate (sender=0x8e04350, m=0xb65c5198, local_signal_index=2, argv=0x8fd4230) at kernel/qobject.cpp:3280
#44 0xb64fc4a7 in QAbstractItemModel::layoutChanged (this=0x8e04350) at .moc/release-shared/moc_qabstractitemmodel.cpp:161
#45 0xb75feedb in KPageWidgetModel::addPage (this=0x8e04350, item=0x8cce9c8) at ../../kdeui/paged/kpagewidgetmodel.cpp:401
#46 0xb75fd32a in KPageWidget::addPage (this=0x8e01a90, item=0x8cce9c8) at ../../kdeui/paged/kpagewidget.cpp:87
#47 0xb77bb167 in ModuleView::addModule(KCModuleInfo*) () from /usr/lib/libsystemsettingsview.so.2
#48 0xb77bc1a7 in ModuleView::loadModule(QModelIndex) () from /usr/lib/libsystemsettingsview.so.2
#49 0xb197059a in ?? () from /usr/lib/kde4/icon_mode.so
#50 0xb197065d in ?? () from /usr/lib/kde4/icon_mode.so
#51 0xb64988ca in QMetaObject::metacall (object=0x8db5b30, cl=3055813568, idx=148912712, argv=0x8db5b30) at kernel/qmetaobject.cpp:237
#52 0xb64ab6ad in QMetaObject::activate (sender=0x8c30680, m=0xb73a0d64, local_signal_index=3, argv=0x8fd4230) at kernel/qobject.cpp:3280
#53 0xb6fde093 in QAbstractItemView::activated (this=0x8c30680, _t1=...) at .moc/release-shared/moc_qabstractitemview.cpp:345
#54 0xb6fee620 in QAbstractItemView::mouseReleaseEvent (this=0x8c30680, event=0xbf9f4380) at itemviews/qabstractitemview.cpp:1796
#55 0xb700456f in QListView::mouseReleaseEvent (this=0x8c30680, e=0xbf9f4380) at itemviews/qlistview.cpp:796
#56 0xb75928fa in KCategorizedView::mouseReleaseEvent (this=0x8c30680, event=0xbf9f4380) at ../../kdeui/itemviews/kcategorizedview.cpp:1034
#57 0xb6a73e08 in QWidget::event (this=0x8c30680, event=0xbf9f4380) at kernel/qwidget.cpp:8187
#58 0xb6e95763 in QFrame::event (this=0x8c30680, e=0xbf9f4380) at widgets/qframe.cpp:557
#59 0xb6f32a82 in QAbstractScrollArea::viewportEvent (this=0xb62403c0, e=0x0) at widgets/qabstractscrollarea.cpp:1043
#60 0xb6fef0f7 in QAbstractItemView::viewportEvent (this=0x8c30680, event=0xbf9f4380) at itemviews/qabstractitemview.cpp:1619
#61 0xb6f354d5 in viewportEvent (this=0x8dea590, o=0x8c25a60, e=0xbf9f4380) at widgets/qabstractscrollarea_p.h:100
#62 QAbstractScrollAreaFilter::eventFilter (this=0x8dea590, o=0x8c25a60, e=0xbf9f4380) at widgets/qabstractscrollarea_p.h:116
#63 0xb649229a in QCoreApplicationPrivate::sendThroughObjectEventFilters (this=0x8c34c68, receiver=0x8c25a60, event=0xbf9f4380) at kernel/qcoreapplication.cpp:847
#64 0xb6a15fb9 in QApplicationPrivate::notify_helper (this=0x8c34c68, receiver=0x8c25a60, e=0xbf9f4380) at kernel/qapplication.cpp:4392
#65 0xb6a1cc2e in QApplication::notify (this=0xbf9f4c3c, receiver=0x8c25a60, e=0xbf9f4380) at kernel/qapplication.cpp:3959
#66 0xb75bd82a in KApplication::notify (this=0xbf9f4c3c, receiver=0x8c25a60, event=0xbf9f4380) at ../../kdeui/kernel/kapplication.cpp:311
#67 0xb6492b3b in QCoreApplication::notifyInternal (this=0xbf9f4c3c, receiver=0x8c25a60, event=0xbf9f4380) at kernel/qcoreapplication.cpp:732
#68 0xb6a1b094 in sendEvent (receiver=0x8c25a60, event=0xbf9f4380, alienWidget=0x8c25a60, nativeWidget=0x8c322f8, buttonDown=0xb73b03c0, lastMouseReceiver=..., spontaneous=true) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#69 QApplicationPrivate::sendMouseEvent (receiver=0x8c25a60, event=0xbf9f4380, alienWidget=0x8c25a60, nativeWidget=0x8c322f8, buttonDown=0xb73b03c0, lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:3058
#70 0xb6aa9d10 in QETWidget::translateMouseEvent (this=0x8c322f8, event=0xbf9f489c) at kernel/qapplication_x11.cpp:4403
#71 0xb6aa9151 in QApplication::x11ProcessEvent (this=0xbf9f4c3c, event=0xbf9f489c) at kernel/qapplication_x11.cpp:3414
#72 0xb6ad836a in x11EventSourceDispatch (s=0x8c37ea8, callback=0, user_data=0x0) at kernel/qguieventdispatcher_glib.cpp:146
#73 0xb5bff855 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#74 0xb5c03668 in ?? () from /lib/libglib-2.0.so.0
#75 0xb5c03848 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#76 0xb64c1565 in QEventDispatcherGlib::processEvents (this=0x8c0e9d0, flags=...) at kernel/qeventdispatcher_glib.cpp:415
#77 0xb6ad7be5 in QGuiEventDispatcherGlib::processEvents (this=0x8c0e9d0, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#78 0xb6491609 in QEventLoop::processEvents (this=0xbf9f4b94, flags=) at kernel/qeventloop.cpp:149
#79 0xb6491a8a in QEventLoop::exec (this=0xbf9f4b94, flags=...) at kernel/qeventloop.cpp:201
#80 0xb649600f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#81 0xb6a14e07 in QApplication::exec () at kernel/qapplication.cpp:3672
#82 0x0805736e in _start ()

Possible duplicates by query: bug 268285, bug 267923, bug 267576, bug 267119, bug 266306.

Reported using DrKonqi