Bug 287114

Application: systemsettings (1.0)
KDE Platform Version: 4.7.2 (4.7.2)
Qt Version: 4.7.4
Operating System: Linux 3.0.0-12-generic-pae i686
Distribution: Ubuntu 11.10

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

I was updating System Settings and the application crashed.

The crash can be reproduced some of the time.

-- Backtrace:
Application: System Settings (systemsettings), signal: Segmentation fault
[KCrash Handler]
#7  0xb6ef6fe4 in QAbstractScrollArea::viewport (this=0x0) at widgets/qabstractscrollarea.cpp:574
#8  0xb3d657b2 in QAccessibleItemView::object (this=0x98d2e08) at complexwidgets.cpp:879
#9  0xb3da80ab in QSpiAccessibleBridge::interfaceToAccessible(QAccessibleInterface*, int, bool) () from /usr/lib/qt4/plugins/accessiblebridge/libqspiaccessiblebridge.so
#10 0xb3dae5bb in QSpiAdaptor::getChild(int) const () from /usr/lib/qt4/plugins/accessiblebridge/libqspiaccessiblebridge.so
#11 0xb3db4426 in QSpiAdaptor::GetChildren() const () from /usr/lib/qt4/plugins/accessiblebridge/libqspiaccessiblebridge.so
#12 0xb3db4c9e in QSpiAdaptor::getCacheItem() const () from /usr/lib/qt4/plugins/accessiblebridge/libqspiaccessiblebridge.so
#13 0xb3da8ecc in QSpiAccessibleBridge::notifyAboutCreation(QSpiAdaptor*) () from /usr/lib/qt4/plugins/accessiblebridge/libqspiaccessiblebridge.so
#14 0xb3da857a in QSpiAccessibleBridge::interfaceToAccessible(QAccessibleInterface*, int, bool) () from /usr/lib/qt4/plugins/accessiblebridge/libqspiaccessiblebridge.so
#15 0xb3da9554 in QSpiAccessibleBridge::objectToAccessible(QObject*) () from /usr/lib/qt4/plugins/accessiblebridge/libqspiaccessiblebridge.so
#16 0xb3dc5fa4 in QSpiAccessible::getParentReference() const () from /usr/lib/qt4/plugins/accessiblebridge/libqspiaccessiblebridge.so
#17 0xb3db4ba8 in QSpiAdaptor::getCacheItem() const () from /usr/lib/qt4/plugins/accessiblebridge/libqspiaccessiblebridge.so
#18 0xb3da8ecc in QSpiAccessibleBridge::notifyAboutCreation(QSpiAdaptor*) () from /usr/lib/qt4/plugins/accessiblebridge/libqspiaccessiblebridge.so
#19 0xb3da857a in QSpiAccessibleBridge::interfaceToAccessible(QAccessibleInterface*, int, bool) () from /usr/lib/qt4/plugins/accessiblebridge/libqspiaccessiblebridge.so
#20 0xb3da9b7d in QSpiAccessibleBridge::notifyAccessibilityUpdate(int, QAccessibleInterface*, int) () from /usr/lib/qt4/plugins/accessiblebridge/libqspiaccessiblebridge.so
#21 0xb6f9339e in QAccessible::updateAccessibility (o=0x9ba2698, who=0, reason=QAccessible::ObjectShow) at accessible/qaccessible_unix.cpp:107
#22 0xb6a6273d in QWidgetPrivate::show_helper (this=0x9a72180) at kernel/qwidget.cpp:7492
#23 0xb6a62a21 in QWidget::setVisible (this=0x9ba2698, visible=true) at kernel/qwidget.cpp:7697
#24 0xb6a62540 in show (this=0x9ba2698) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:487
#25 QWidgetPrivate::showChildren (this=0x9b9ef40, spontaneous=false) at kernel/qwidget.cpp:7785
#26 0xb6a625e0 in QWidgetPrivate::show_helper (this=0x9b9ef40) at kernel/qwidget.cpp:7422
#27 0xb6a62a21 in QWidget::setVisible (this=0x995b630, visible=true) at kernel/qwidget.cpp:7697
#28 0xb6a62540 in show (this=0x995b630) at ../../include/QtGui/../../src/gui/kernel/qwidget.h:487
#29 QWidgetPrivate::showChildren (this=0x9a96b28, spontaneous=false) at kernel/qwidget.cpp:7785
#30 0xb6a625e0 in QWidgetPrivate::show_helper (this=0x9a96b28) at kernel/qwidget.cpp:7422
#31 0xb6a62a21 in QWidget::setVisible (this=0x9c98558, visible=true) at kernel/qwidget.cpp:7697
#32 0x08055a10 in KToolTip::showTip (pos=..., content=0x995b630) at ../../../systemsettings/app/ToolTips/ktooltip.cpp:94
#33 0x08056ae6 in ToolTipManager::showToolTip (this=0x9611110, menuItem=...) at ../../../systemsettings/app/ToolTips/tooltipmanager.cpp:178
#34 0x08056b46 in ToolTipManager::prepareToolTip (this=0x9611110) at ../../../systemsettings/app/ToolTips/tooltipmanager.cpp:128
#35 0x08056bec in ToolTipManager::qt_metacall (this=0x9611110, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>, _a=0xbfc59704) at ./tooltipmanager.moc:77
#36 0xb6434b7d in metacall (argv=0xbfc59704, idx=5, cl=QMetaObject::InvokeMetaMethod, object=0x9611110) at kernel/qmetaobject.cpp:237
#37 QMetaObject::metacall (object=0x9611110, cl=QMetaObject::InvokeMetaMethod, idx=5, argv=0xbfc59704) at kernel/qmetaobject.cpp:232
#38 0xb6443a6a in QMetaObject::activate (sender=0x981aeb0, m=0xb65655f8, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3278
#39 0xb64927d5 in QTimer::timeout (this=0x981aeb0) at .moc/release-shared/moc_qtimer.cpp:134
#40 0xb644b286 in QTimer::timerEvent (this=0x981aeb0, e=0xbfc59afc) at kernel/qtimer.cpp:271
#41 0xb6446994 in QObject::event (this=0x981aeb0, e=0xbfc59afc) at kernel/qobject.cpp:1181
#42 0xb6a03d54 in notify_helper (e=0xbfc59afc, receiver=0x981aeb0, this=0x94d8ee0) at kernel/qapplication.cpp:4486
#43 QApplicationPrivate::notify_helper (this=0x94d8ee0, receiver=0x981aeb0, e=0xbfc59afc) at kernel/qapplication.cpp:4458
#44 0xb6a09103 in QApplication::notify (this=0xbfc59afc, receiver=0x981aeb0, e=0xbfc59afc) at kernel/qapplication.cpp:3886
#45 0xb7559681 in KApplication::notify (this=0xbfc59e1c, receiver=0x981aeb0, event=0xbfc59afc) at ../../kdeui/kernel/kapplication.cpp:311
#46 0xb642e19e in QCoreApplication::notifyInternal (this=0xbfc59e1c, receiver=0x981aeb0, event=0xbfc59afc) at kernel/qcoreapplication.cpp:787
#47 0xb645ec10 in sendEvent (event=0xbfc59afc, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#48 QTimerInfoList::activateTimers (this=0x94dc0bc) at kernel/qeventdispatcher_unix.cpp:603
#49 0xb645c122 in timerSourceDispatch (source=0x94dc088) at kernel/qeventdispatcher_glib.cpp:184
#50 0xb584625f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
#51 0xb5846990 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
#52 0xb5846c2a in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
#53 0xb645cada in QEventDispatcherGlib::processEvents (this=0x94b5bb0, flags=...) at kernel/qeventdispatcher_glib.cpp:422
#54 0xb6abbe3a in QGuiEventDispatcherGlib::processEvents (this=0x94b5bb0, flags=...) at kernel/qguieventdispatcher_glib.cpp:204
#55 0xb642d1dd in QEventLoop::processEvents (this=0xbfc59d74, flags=...) at kernel/qeventloop.cpp:149
#56 0xb642d421 in QEventLoop::exec (this=0xbfc59d74, flags=...) at kernel/qeventloop.cpp:201
#57 0xb643219d in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1064
#58 0xb6a018f4 in QApplication::exec () at kernel/qapplication.cpp:3760
#59 0x080502b8 in main (argc=48, argv=0x40000000) at ../../../systemsettings/app/main.cpp:49

Possible duplicates by query: bug 284156, bug 284005.

Reported using DrKonqi