Version:            (using KDE 4.3.4)
OS:                Linux
Installed from:    Ubuntu Packages

Application: kwin (4.3.80 (KDE 4.3.80 (KDE 4.4 Beta1)))
KDE Platform Version: 4.3.80 (KDE 4.3.80 (KDE 4.4 Beta1))
Qt Version: 4.6.0
Operating System: Linux 2.6.31-17-generic i686
Distribution: Ubuntu 9.10


 -- Backtrace:
Application: KWin (kwin), signal: Segmentation fault
[KCrash Handler]
#6  0x00c2548a in KWin::Scene::Window::buildQuads (this=0x936c938, force=false) at ../../kwin/scene.cpp:485
#7  0x00c265ce in KWin::Scene::paintSimpleScreen (this=0x8b70ef8, orig_mask=0, region=...) at ../../kwin/scene.cpp:237
#8  0x00c23df9 in KWin::Scene::finalPaintScreen (this=0x8b70ef8, mask=0, region=..., data=...) at ../../kwin/scene.cpp:176
#9  0x00c3d65c in KWin::EffectsHandlerImpl::paintScreen (this=0x8ba4470, mask=0, region=..., data=...) at ../../kwin/effects.cpp:126
#10 0x07de8331 in KWin::SnowEffect::paintScreen (this=0x8c38210, mask=0, region=) at ../../../kwin/effects/snow/snow.cpp:120
#11 0x00c3d6e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x8ba4470, mask=0, region=..., data=...) at ../../kwin/effects.cpp:122
#12 0x07d8de47 in KWin::LogoutEffect::paintScreen (this=0x8c07098, mask=0, region=..., data=...) at ../../../kwin/effects/logout/logout.cpp:196
#13 0x00c3d6e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x8ba4470, mask=0, region=..., data=...) at ../../kwin/effects.cpp:122
#14 0x07dae43f in KWin::ShadowEffect::paintScreen (this=0x8c13740, mask=<value optimized out>, region=..., data=...) at ../../../kwin/effects/shadow/shadow.cpp:182
#15 0x00c3d6e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x8ba4470, mask=0, region=..., data=...) at ../../kwin/effects.cpp:122
#16 0x07d946ff in KWin::PresentWindowsEffect::paintScreen (this=0x8c036e8, mask=0, region=..., data=...) at ../../../kwin/effects/presentwindows/presentwindows.cpp:191
#17 0x00c3d6e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x8ba4470, mask=0, region=..., data=...) at ../../kwin/effects.cpp:122
#18 0x00292d96 in KWin::Effect::paintScreen (this=0x8c47c98, mask=0, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#19 0x00c3d6e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x8ba4470, mask=0, region=..., data=...) at ../../kwin/effects.cpp:122
#20 0x00292d96 in KWin::Effect::paintScreen (this=0x8c0cb88, mask=0, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#21 0x00c3d6e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x8ba4470, mask=0, region=..., data=...) at ../../kwin/effects.cpp:122
#22 0x00292d96 in KWin::Effect::paintScreen (this=0x8c069b8, mask=0, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#23 0x00c3d6e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x8ba4470, mask=0, region=..., data=...) at ../../kwin/effects.cpp:122
#24 0x07d794a3 in KWin::DesktopGridEffect::paintScreen (this=0x8bf3510, mask=0, region=..., data=...) at ../../../kwin/effects/desktopgrid/desktopgrid.cpp:151
#25 0x00c3d6e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x8ba4470, mask=0, region=..., data=...) at ../../kwin/effects.cpp:122
#26 0x00292d96 in KWin::Effect::paintScreen (this=0x8c247e8, mask=0, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#27 0x00c3d6e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x8ba4470, mask=0, region=..., data=...) at ../../kwin/effects.cpp:122
#28 0x07db38fa in KWin::SlideEffect::paintScreen (this=0x8bfb380, mask=0, region=..., data=...) at ../../../kwin/effects/slide/slide.cpp:86
#29 0x00c3d6e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x8ba4470, mask=0, region=..., data=...) at ../../kwin/effects.cpp:122
#30 0x00292d96 in KWin::Effect::paintScreen (this=0x8b544f0, mask=0, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#31 0x00c3d6e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x8ba4470, mask=0, region=..., data=...) at ../../kwin/effects.cpp:122
#32 0x00292d96 in KWin::Effect::paintScreen (this=0x8bfdb00, mask=0, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#33 0x00c3d6e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x8ba4470, mask=0, region=..., data=...) at ../../kwin/effects.cpp:122
#34 0x00292d96 in KWin::Effect::paintScreen (this=0x8c47d70, mask=0, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#35 0x00c3d6e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x8ba4470, mask=0, region=..., data=...) at ../../kwin/effects.cpp:122
#36 0x07dc0dfc in KWin::CoverSwitchEffect::paintScreen (this=0x8c1ba08, mask=0, region=..., data=...) at ../../../kwin/effects/coverswitch/coverswitch.cpp:124
#37 0x00c3d6e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x8ba4470, mask=0, region=..., data=...) at ../../kwin/effects.cpp:122
#38 0x00292d96 in KWin::Effect::paintScreen (this=0x8bf59c0, mask=0, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#39 0x00c3d6e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x8ba4470, mask=0, region=..., data=...) at ../../kwin/effects.cpp:122
#40 0x07de146c in KWin::MouseMarkEffect::paintScreen (this=0x8c11758, mask=0, region=..., data=...) at ../../../kwin/effects/mousemark/mousemark.cpp:78
#41 0x00c3d6e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x8ba4470, mask=0, region=..., data=...) at ../../kwin/effects.cpp:122
#42 0x00292d96 in KWin::Effect::paintScreen (this=0x8c3ccb8, mask=0, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#43 0x00c3d6e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x8ba4470, mask=0, region=..., data=...) at ../../kwin/effects.cpp:122
#44 0x00c260e4 in KWin::Scene::paintScreen (this=0x8b70ef8, mask=0xbfd9a7b8, region=0xbfd9a884) at ../../kwin/scene.cpp:134
#45 0x00c35e9a in KWin::SceneOpenGL::paint (this=0x8b70ef8, damage=..., toplevels=...) at ../../kwin/scene_opengl.cpp:747
#46 0x00c20224 in KWin::Workspace::performCompositing (this=0x8bb05e0) at ../../kwin/composite.cpp:424
#47 0x00b9c736 in KWin::Workspace::qt_metacall (this=0x8bb05e0, _c=QMetaObject::InvokeMetaMethod, _id=173, _a=0xbfd9a9ac) at ./workspace.moc:535
#48 0x01d9011a in QMetaObject::metacall (object=0x8bb05e0, cl=QMetaObject::InvokeMetaMethod, idx=173, argv=0xbfd9a9ac) at kernel/qmetaobject.cpp:237
#49 0x01d9e89b in QMetaObject::activate (sender=0x8bb0868, m=0x1e9f5a4, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3294
#50 0x01df01c7 in QTimer::timeout (this=0x8bb0868) at .moc/release-shared/moc_qtimer.cpp:134
#51 0x01da6b4e in QTimer::timerEvent (this=0x8bb0868, e=0xbfd9ae90) at kernel/qtimer.cpp:271
#52 0x01d9b704 in QObject::event (this=0x8bb0868, e=0xbfd9938c) at kernel/qobject.cpp:1224
#53 0x023ae19c in QApplicationPrivate::notify_helper (this=0x8a81d48, receiver=0x8bb0868, e=0xbfd9ae90) at kernel/qapplication.cpp:4242
#54 0x023b4df7 in QApplication::notify (this=0xbfd9b208, receiver=0x8bb0868, e=0xbfd9ae90) at kernel/qapplication.cpp:3661
#55 0x00727f8a in KApplication::notify (this=0xbfd9b208, receiver=0x8bb0868, event=0xbfd9ae90) at ../../kdeui/kernel/kapplication.cpp:302
#56 0x00bb61ff in KWin::Application::notify (this=0xbfd9b208, o=0x8bb0868, e=0xbfd9ae90) at ../../kwin/main.cpp:370
#57 0x01d8aeab in QCoreApplication::notifyInternal (this=0xbfd9b208, receiver=0x8bb0868, event=0xbfd9ae90) at kernel/qcoreapplication.cpp:704
#58 0x01dba286 in QCoreApplication::sendEvent (this=0x8a85034) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#59 QTimerInfoList::activateTimers (this=0x8a85034) at kernel/qeventdispatcher_unix.cpp:603
#60 0x01db6f17 in timerSourceDispatch (source=0x8a84bc0) at kernel/qeventdispatcher_glib.cpp:184
#61 idleTimerSourceDispatch (source=0x8a84bc0) at kernel/qeventdispatcher_glib.cpp:231
#62 0x0151ce88 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#63 0x01520730 in ?? () from /lib/libglib-2.0.so.0
#64 0x01520863 in g_main_context_iteration () from /lib/libglib-2.0.so.0
#65 0x01db6bd5 in QEventDispatcherGlib::processEvents (this=0x8a81c40, flags=...) at kernel/qeventdispatcher_glib.cpp:407
#66 0x0246bb75 in QGuiEventDispatcherGlib::processEvents (this=0x8a81c40, flags=...) at kernel/qguieventdispatcher_glib.cpp:202
#67 0x01d894c9 in QEventLoop::processEvents (this=0xbfd9b154, flags=) at kernel/qeventloop.cpp:149
#68 0x01d8991a in QEventLoop::exec (this=0xbfd9b154, flags=...) at kernel/qeventloop.cpp:201
#69 0x01d8db0f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:981
#70 0x023ae237 in QApplication::exec () at kernel/qapplication.cpp:3570
#71 0x00bb7e10 in kdemain (argc=1, argv=0xbfd9b414) at ../../kwin/main.cpp:526
#72 0x080485cb in main (argc=1, argv=0xbfd9b414) at kwin_dummy.cpp:3

Possible duplicates by query: bug 220810, bug 220633, bug 220369, bug 220038, bug 219607.