Application that crashed: kwin
Version of the application: 4.3.4 (KDE 4.3.4) "release 2"
KDE Version: 4.3.4 (KDE 4.3.4) "release 2"
Qt Version: 4.6.0
Operating System: Linux 2.6.31.5-0.1-desktop x86_64
Distribution: "openSUSE 11.2 (x86_64)"

What I was doing when the application crashed:
Plasma-desktop was down because of its crash. No unusual operation was done, just opening thunderbird, netbeans okular, psi. All names application were openning at the same time. Some widgets are on desktop.

 -- Backtrace:
Application: KWin (kwin), signal: Segmentation fault
[KCrash Handler]
#5  0x00007f5bd9a2e026 in QPixmap::handle (this=0xa5eb48) at image/qpixmap.cpp:1168
#6  0x00007f5bdd2da8b9 in KWin::SceneOpenGL::Window::paintDecoration (this=0xac7c20, decoration=0xa5eb48, decorationType=DecorationLeft, region=<value optimized out>, rect=<value optimized out>, 
    data=..., quads=..., updateDeco=true) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/scene_opengl.cpp:1554
#7  0x00007f5bdd2db2af in KWin::SceneOpenGL::Window::performPaint (this=0xac7c20, mask=<value optimized out>, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/scene_opengl.cpp:1516
#8  0x00007f5bdd2c84db in KWin::Scene::finalDrawWindow (this=<value optimized out>, w=<value optimized out>, mask=38, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/scene.cpp:324
#9  0x00007f5bdd2de509 in KWin::EffectsHandlerImpl::drawWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:178
#10 0x00007f5bdbe3de8c in KWin::Effect::drawWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:231
#11 0x00007f5bdd2de5a5 in KWin::EffectsHandlerImpl::drawWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:174
#12 0x00007f5bdbe3de8c in KWin::Effect::drawWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:231
#13 0x00007f5bdd2de5a5 in KWin::EffectsHandlerImpl::drawWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:174
#14 0x00007f5bcd9e5b7f in KWin::ShadowEffect::drawWindow (this=<value optimized out>, w=0xb36470, mask=38, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/shadow/shadow.cpp:241
#15 0x00007f5bdd2de5a5 in KWin::EffectsHandlerImpl::drawWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:174
#16 0x00007f5bdbe3de8c in KWin::Effect::drawWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:231
#17 0x00007f5bdd2de5a5 in KWin::EffectsHandlerImpl::drawWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:174
#18 0x00007f5bdbe3de8c in KWin::Effect::drawWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:231
#19 0x00007f5bdd2de5a5 in KWin::EffectsHandlerImpl::drawWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:174
#20 0x00007f5bdbe3de8c in KWin::Effect::drawWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:231
#21 0x00007f5bdd2de5a5 in KWin::EffectsHandlerImpl::drawWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:174
#22 0x00007f5bdbe3de8c in KWin::Effect::drawWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:231
#23 0x00007f5bdd2de5a5 in KWin::EffectsHandlerImpl::drawWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:174
#24 0x00007f5bdbe3de8c in KWin::Effect::drawWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:231
#25 0x00007f5bdd2de5a5 in KWin::EffectsHandlerImpl::drawWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:174
#26 0x00007f5bdbe3de8c in KWin::Effect::drawWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:231
#27 0x00007f5bdd2de5a5 in KWin::EffectsHandlerImpl::drawWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:174
#28 0x00007f5bdbe3de8c in KWin::Effect::drawWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:231
#29 0x00007f5bdd2de5a5 in KWin::EffectsHandlerImpl::drawWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:174
#30 0x00007f5bdbe3de8c in KWin::Effect::drawWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:231
#31 0x00007f5bdd2de5a5 in KWin::EffectsHandlerImpl::drawWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:174
#32 0x00007f5bdbe3de8c in KWin::Effect::drawWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:231
#33 0x00007f5bdd2de5a5 in KWin::EffectsHandlerImpl::drawWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:174
#34 0x00007f5bdbe3de8c in KWin::Effect::drawWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:231
#35 0x00007f5bdd2de5a5 in KWin::EffectsHandlerImpl::drawWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:174
#36 0x00007f5bdbe3de8c in KWin::Effect::drawWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:231
#37 0x00007f5bdd2de5a5 in KWin::EffectsHandlerImpl::drawWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:174
#38 0x00007f5bdbe3de8c in KWin::Effect::drawWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:231
#39 0x00007f5bdd2de5a5 in KWin::EffectsHandlerImpl::drawWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:174
#40 0x00007f5bdd2c7b5c in KWin::Scene::finalPaintWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/scene.cpp:318
#41 0x00007f5bdd2de629 in KWin::EffectsHandlerImpl::paintWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:157
#42 0x00007f5bcda1a8a9 in KWin::SnowEffect::paintWindow (this=0x999740, w=0xb36470, mask=<value optimized out>, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/snow/snow.cpp:232
#43 0x00007f5bdd2de6c5 in KWin::EffectsHandlerImpl::paintWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:153
#44 0x00007f5bcd9c79dd in KWin::LogoutEffect::paintWindow (this=<value optimized out>, w=0xb36470, mask=<value optimized out>, region=)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/logout/logout.cpp:173
#45 0x00007f5bdd2de6c5 in KWin::EffectsHandlerImpl::paintWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:153
#46 0x00007f5bdbe3df1c in KWin::Effect::paintWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:221
#47 0x00007f5bdd2de6c5 in KWin::EffectsHandlerImpl::paintWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:153
#48 0x00007f5bcd9ce895 in KWin::PresentWindowsEffect::paintWindow (this=<value optimized out>, w=0xb36470, mask=38, region=)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/presentwindows/presentwindows.cpp:313
#49 0x00007f5bdd2de6c5 in KWin::EffectsHandlerImpl::paintWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:153
#50 0x00007f5bcd9ee157 in KWin::TaskbarThumbnailEffect::paintWindow (this=0x997110, w=0xb36470, mask=38, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/taskbarthumbnail/taskbarthumbnail.cpp:71
#51 0x00007f5bdd2de6c5 in KWin::EffectsHandlerImpl::paintWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:153
#52 0x00007f5bcd9bd8ed in KWin::DialogParentEffect::paintWindow (this=<value optimized out>, w=0xb36470, mask=38, region=)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/dialogparent/dialogparent.cpp:70
#53 0x00007f5bdd2de6c5 in KWin::EffectsHandlerImpl::paintWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:153
#54 0x00007f5bcd9c10b4 in KWin::FadeEffect::paintWindow (this=0x8f8f90, w=0xb36470, mask=<value optimized out>, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/fade/fade.cpp:150
#55 0x00007f5bdd2de6c5 in KWin::EffectsHandlerImpl::paintWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:153
#56 0x00007f5bcd9bab8d in KWin::DesktopGridEffect::paintWindow (this=<value optimized out>, w=0xb36470, mask=<value optimized out>, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/desktopgrid/desktopgrid.cpp:299
#57 0x00007f5bdd2de6c5 in KWin::EffectsHandlerImpl::paintWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:153
#58 0x00007f5bcd9b0244 in KWin::BoxSwitchEffect::paintWindow (this=<value optimized out>, w=0xb36470, mask=38, region=)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/boxswitch/boxswitch.cpp:223
#59 0x00007f5bdd2de6c5 in KWin::EffectsHandlerImpl::paintWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:153
#60 0x00007f5bcda0799e in KWin::CubeSlideEffect::paintWindow (this=<value optimized out>, w=0xb36470, mask=38, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/cube/cubeslide.cpp:404
#61 0x00007f5bdd2de6c5 in KWin::EffectsHandlerImpl::paintWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:153
#62 0x00007f5bcd9cb99f in KWin::TranslucencyEffect::paintWindow (this=<value optimized out>, w=0xb36470, mask=38, region=)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/translucency/translucency.cpp:180
#63 0x00007f5bdd2de6c5 in KWin::EffectsHandlerImpl::paintWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:153
#64 0x00007f5bcd9cdb46 in KWin::MinimizeAnimationEffect::paintWindow (this=<value optimized out>, w=0xb36470, mask=38, region=)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/minimizeanimation/minimizeanimation.cpp:96
#65 0x00007f5bdd2de6c5 in KWin::EffectsHandlerImpl::paintWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:153
#66 0x00007f5bcda1e4c2 in KWin::WobblyWindowsEffect::paintWindow (this=<value optimized out>, w=0xb36470, mask=<value optimized out>, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/wobblywindows/wobblywindows.cpp:357
#67 0x00007f5bdd2de6c5 in KWin::EffectsHandlerImpl::paintWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:153
#68 0x00007f5bcd9c7283 in KWin::LoginEffect::paintWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/login/login.cpp:69
#69 0x00007f5bdd2de6c5 in KWin::EffectsHandlerImpl::paintWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:153
#70 0x00007f5bdbe3df1c in KWin::Effect::paintWindow (this=<value optimized out>, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:221
#71 0x00007f5bdd2de6c5 in KWin::EffectsHandlerImpl::paintWindow (this=0x896eb0, w=0xb36470, mask=38, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:153
#72 0x00007f5bdd2c974c in KWin::Scene::paintWindow (this=<value optimized out>, w=0xac7c20, mask=38, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/scene.cpp:312
#73 0x00007f5bdd2c8b3f in KWin::Scene::paintGenericScreen (this=0x860380, orig_mask=<value optimized out>) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/scene.cpp:210
#74 0x00007f5bdd2c7c3a in KWin::Scene::finalPaintScreen (this=0x860380, mask=32, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/scene.cpp:174
#75 0x00007f5bdd2de746 in KWin::EffectsHandlerImpl::paintScreen (this=<value optimized out>, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:126
#76 0x00007f5bcda1ac58 in KWin::SnowEffect::paintScreen (this=0x999740, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/snow/snow.cpp:120
#77 0x00007f5bdd2de7db in KWin::EffectsHandlerImpl::paintScreen (this=0x896eb0, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:122
#78 0x00007f5bcd9c847f in KWin::LogoutEffect::paintScreen (this=0x9c9ba0, mask=32, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/logout/logout.cpp:184
#79 0x00007f5bdd2de7db in KWin::EffectsHandlerImpl::paintScreen (this=0x896eb0, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:122
#80 0x00007f5bcd9e5740 in KWin::ShadowEffect::paintScreen (this=0x8f8440, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/shadow/shadow.cpp:181
#81 0x00007f5bdd2de7db in KWin::EffectsHandlerImpl::paintScreen (this=0x896eb0, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:122
#82 0x00007f5bcd9ce792 in KWin::PresentWindowsEffect::paintScreen (this=0x971110, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/presentwindows/presentwindows.cpp:157
#83 0x00007f5bdd2de7db in KWin::EffectsHandlerImpl::paintScreen (this=0x896eb0, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:122
#84 0x00007f5bdbe3df9f in KWin::Effect::paintScreen (this=<value optimized out>, mask=32, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:206
#85 0x00007f5bdd2de7db in KWin::EffectsHandlerImpl::paintScreen (this=0x896eb0, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:122
#86 0x00007f5bdbe3df9f in KWin::Effect::paintScreen (this=<value optimized out>, mask=32, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:206
#87 0x00007f5bdd2de7db in KWin::EffectsHandlerImpl::paintScreen (this=0x896eb0, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:122
#88 0x00007f5bdbe3df9f in KWin::Effect::paintScreen (this=<value optimized out>, mask=32, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:206
#89 0x00007f5bdd2de7db in KWin::EffectsHandlerImpl::paintScreen (this=0x896eb0, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:122
#90 0x00007f5bcd9b930d in KWin::DesktopGridEffect::paintScreen (this=<value optimized out>, mask=<value optimized out>, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/desktopgrid/desktopgrid.cpp:140
#91 0x00007f5bdd2de7db in KWin::EffectsHandlerImpl::paintScreen (this=0x896eb0, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:122
#92 0x00007f5bcd9b7068 in KWin::BoxSwitchEffect::paintScreen (this=0x96de10, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/boxswitch/boxswitch.cpp:130
#93 0x00007f5bdd2de7db in KWin::EffectsHandlerImpl::paintScreen (this=0x896eb0, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:122
#94 0x00007f5bcda09082 in KWin::CubeSlideEffect::paintScreen (this=<value optimized out>, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/cube/cubeslide.cpp:109
#95 0x00007f5bdd2de7db in KWin::EffectsHandlerImpl::paintScreen (this=0x896eb0, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:122
#96 0x00007f5bdbe3df9f in KWin::Effect::paintScreen (this=<value optimized out>, mask=32, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:206
#97 0x00007f5bdd2de7db in KWin::EffectsHandlerImpl::paintScreen (this=0x896eb0, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:122
#98 0x00007f5bdbe3df9f in KWin::Effect::paintScreen (this=<value optimized out>, mask=32, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:206
#99 0x00007f5bdd2de7db in KWin::EffectsHandlerImpl::paintScreen (this=0x896eb0, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:122
#100 0x00007f5bdbe3df9f in KWin::Effect::paintScreen (this=<value optimized out>, mask=32, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:206
#101 0x00007f5bdd2de7db in KWin::EffectsHandlerImpl::paintScreen (this=0x896eb0, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:122
#102 0x00007f5bdbe3df9f in KWin::Effect::paintScreen (this=<value optimized out>, mask=32, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.3.4/kwin/lib/kwineffects.cpp:206
#103 0x00007f5bdd2de7db in KWin::EffectsHandlerImpl::paintScreen (this=0x896eb0, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:122
#104 0x00007f5bcd9f1771 in KWin::ZoomEffect::paintScreen (this=<value optimized out>, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects/zoom/zoom.cpp:73
#105 0x00007f5bdd2de7db in KWin::EffectsHandlerImpl::paintScreen (this=0x896eb0, mask=32, region=) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/effects.cpp:122
#106 0x00007f5bdd2c9975 in KWin::Scene::paintScreen (this=0x860380, mask=0x7fff937cbe3c, region=0x7fff937cbf60) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/scene.cpp:134
#107 0x00007f5bdd2d8023 in KWin::SceneOpenGL::paint (this=0x860380, damage=<value optimized out>, toplevels=<value optimized out>) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/scene_opengl.cpp:746
#108 0x00007f5bdd2c57bf in KWin::Workspace::performCompositing (this=<value optimized out>) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/composite.cpp:421
#109 0x00007f5bdd261846 in KWin::Workspace::qt_metacall (this=0x833d30, _c=InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff937cc110)
    at /usr/src/debug/kdebase-workspace-4.3.4/build/kwin/workspace.moc:473
#110 0x00007f5bd9218d73 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) () from /usr/lib64/libQtCore.so.4
#111 0x00007f5bd92159e3 in QObject::event(QEvent*) () from /usr/lib64/libQtCore.so.4
#112 0x00007f5bd994ebcc in QApplicationPrivate::notify_helper (this=0x626a10, receiver=0x834158, e=0x7fff937cc810) at kernel/qapplication.cpp:4242
#113 0x00007f5bd99551fd in QApplication::notify (this=0x7fff937ccc20, receiver=0x834158, e=0x7fff937cc810) at kernel/qapplication.cpp:4125
#114 0x00007f5bdcae0f26 in KApplication::notify(QObject*, QEvent*) () from /usr/lib64/libkdeui.so.5
#115 0x00007f5bd920601c in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/libQtCore.so.4
#116 0x00007f5bd9232d55 in ?? () from /usr/lib64/libQtCore.so.4
#117 0x00007f5bd922f8c8 in ?? () from /usr/lib64/libQtCore.so.4
#118 0x00007f5bd3350dde in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#119 0x00007f5bd33547a8 in ?? () from /usr/lib64/libglib-2.0.so.0
#120 0x00007f5bd33548d0 in g_main_context_iteration () from /usr/lib64/libglib-2.0.so.0
#121 0x00007f5bd922f593 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#122 0x00007f5bd99fb9be in QGuiEventDispatcherGlib::processEvents (this=0xa5eb48, flags=<value optimized out>) at kernel/qguieventdispatcher_glib.cpp:202
#123 0x00007f5bd9204942 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#124 0x00007f5bd9204d1c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/libQtCore.so.4
#125 0x00007f5bd9208a5b in QCoreApplication::exec() () from /usr/lib64/libQtCore.so.4
#126 0x00007f5bdd278114 in kdemain (argc=<value optimized out>, argv=<value optimized out>) at /usr/src/debug/kdebase-workspace-4.3.4/kwin/main.cpp:522
#127 0x00007f5bdcef6a7d in __libc_start_main () from /lib64/libc.so.6
#128 0x0000000000400699 in _start () at ../sysdeps/x86_64/elf/start.S:113

Reported using DrKonqi