Application: kwin (4.6.5 (4.6.5) "release 7")
KDE Platform Version: 4.6.5 (4.6.5) "release 7"
Qt Version: 4.7.3
Operating System: Linux 2.6.34.10-0.2-desktop x86_64
Distribution: "openSUSE 11.3 (x86_64)"

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

I was clicking on the close tab button of firefox.
I was clicking on the close tab button of firefox.
I was clicking on the close tab button of firefox.

-- Backtrace:
Application: KWin (kwin), signal: Segmentation fault
[Current thread is 1 (Thread 0x7fc12e5957a0 (LWP 5304))]

Thread 2 (Thread 0x7fc111fd6710 (LWP 5310)):
#0  0x00007fc129db439c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fc12cc62934 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7fc12cf85180) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007fc12cc62969 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x7fc12cf93254) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007fc12b646ae3 in ?? () from /usr/lib64/libGL.so.1
#4  0x00007fc129dafa4f in start_thread () from /lib64/libpthread.so.0
#5  0x00007fc12de0582d in clone () from /lib64/libc.so.6
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fc12e5957a0 (LWP 5304)):
[KCrash Handler]
#6  0x00007fc122afe030 in ?? () from /usr/lib64/libnvidia-glcore.so.260.19.29
#7  0x00007fc122afe5d1 in ?? () from /usr/lib64/libnvidia-glcore.so.260.19.29
#8  0x00007fc12295f9a5 in ?? () from /usr/lib64/libnvidia-glcore.so.260.19.29
#9  0x00007fc1229d568d in ?? () from /usr/lib64/libnvidia-glcore.so.260.19.29
#10 0x00007fc122c611a6 in ?? () from /usr/lib64/libnvidia-glcore.so.260.19.29
#11 0x00007fc122959c81 in ?? () from /usr/lib64/libnvidia-glcore.so.260.19.29
#12 0x00007fc122959e6e in ?? () from /usr/lib64/libnvidia-glcore.so.260.19.29
#13 0x00007fc12c24af10 in KWin::GLRenderTarget::enable (this=<value optimized out>) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwinglutils.cpp:990
#14 0x00007fc12e173db5 in KWin::EffectsHandlerImpl::pushRenderTarget (this=0xa9cc50, target=0xb51ae0) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:774
#15 0x00007fc113bee0e3 in KWin::BlurEffect::doBlur (this=0xb7a880, shape=..., screen=<value optimized out>, opacity=1) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/blur/blur.cpp:288
#16 0x00007fc113bee7f2 in KWin::BlurEffect::drawWindow (this=0xb7a880, w=0x1b99120, mask=41, region=..., data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/blur/blur.cpp:250
#17 0x00007fc12e1727b5 in KWin::EffectsHandlerImpl::drawWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:243
#18 0x00007fc12c23ddec in KWin::Effect::drawWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:262
#19 0x00007fc12e1727b5 in KWin::EffectsHandlerImpl::drawWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:243
#20 0x00007fc12c23ddec in KWin::Effect::drawWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:262
#21 0x00007fc12e1727b5 in KWin::EffectsHandlerImpl::drawWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:243
#22 0x00007fc12c23ddec in KWin::Effect::drawWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:262
#23 0x00007fc12e1727b5 in KWin::EffectsHandlerImpl::drawWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:243
#24 0x00007fc12c23ddec in KWin::Effect::drawWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:262
#25 0x00007fc12e1727b5 in KWin::EffectsHandlerImpl::drawWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:243
#26 0x00007fc12c23ddec in KWin::Effect::drawWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:262
#27 0x00007fc12e1727b5 in KWin::EffectsHandlerImpl::drawWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:243
#28 0x00007fc12c23ddec in KWin::Effect::drawWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:262
#29 0x00007fc12e1727b5 in KWin::EffectsHandlerImpl::drawWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:243
#30 0x00007fc12c23ddec in KWin::Effect::drawWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:262
#31 0x00007fc12e1727b5 in KWin::EffectsHandlerImpl::drawWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:243
#32 0x00007fc12c23ddec in KWin::Effect::drawWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:262
#33 0x00007fc12e1727b5 in KWin::EffectsHandlerImpl::drawWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:243
#34 0x00007fc12c23ddec in KWin::Effect::drawWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:262
#35 0x00007fc12e1727b5 in KWin::EffectsHandlerImpl::drawWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:243
#36 0x00007fc12c23ddec in KWin::Effect::drawWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:262
#37 0x00007fc12e1727b5 in KWin::EffectsHandlerImpl::drawWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:243
#38 0x00007fc12c23ddec in KWin::Effect::drawWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:262
#39 0x00007fc12e1727b5 in KWin::EffectsHandlerImpl::drawWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:243
#40 0x00007fc12c23ddec in KWin::Effect::drawWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:262
#41 0x00007fc12e1727b5 in KWin::EffectsHandlerImpl::drawWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:243
#42 0x00007fc12c23ddec in KWin::Effect::drawWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:262
#43 0x00007fc12e1727b5 in KWin::EffectsHandlerImpl::drawWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:243
#44 0x00007fc12c23ddec in KWin::Effect::drawWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:262
#45 0x00007fc12e1727b5 in KWin::EffectsHandlerImpl::drawWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:243
#46 0x00007fc12e15536c in KWin::Scene::finalPaintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/scene.cpp:323
#47 0x00007fc12e1722c9 in KWin::EffectsHandlerImpl::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:204
#48 0x00007fc12c23defc in KWin::Effect::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:242
#49 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#50 0x00007fc113bbe1b5 in KWin::LogoutEffect::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=..., data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/logout/logout.cpp:198
#51 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#52 0x00007fc113ba6ddc in KWin::DashboardEffect::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=..., data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/dashboard/dashboard.cpp:100
#53 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#54 0x00007fc12c23defc in KWin::Effect::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:242
#55 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#56 0x00007fc12c23defc in KWin::Effect::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:242
#57 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#58 0x00007fc113bc532c in KWin::PresentWindowsEffect::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=..., data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/presentwindows/presentwindows.cpp:379
#59 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#60 0x00007fc113bbb3d5 in KWin::HighlightWindowEffect::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=..., data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/highlightwindow/highlightwindow.cpp:104
#61 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#62 0x00007fc113be6787 in KWin::TaskbarThumbnailEffect::paintWindow (this=0xacf510, w=0x1b99120, mask=41, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/taskbarthumbnail/taskbarthumbnail.cpp:70
#63 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#64 0x00007fc113bb2af8 in KWin::DialogParentEffect::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/dialogparent/dialogparent.cpp:62
#65 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#66 0x00007fc113bb709a in KWin::FadeEffect::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=..., data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/fade/fade.cpp:160
#67 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#68 0x00007fc113baba05 in KWin::DesktopGridEffect::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=..., data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/desktopgrid/desktopgrid.cpp:401
#69 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#70 0x00007fc113bc289f in KWin::MinimizeAnimationEffect::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=..., data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/minimizeanimation/minimizeanimation.cpp:103
#71 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#72 0x00007fc113bc1aaf in KWin::TranslucencyEffect::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=..., data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/translucency/translucency.cpp:180
#73 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#74 0x00007fc12c23defc in KWin::Effect::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:242
#75 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#76 0x00007fc113ba07e4 in KWin::BoxSwitchEffect::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=..., data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/boxswitch/boxswitch.cpp:245
#77 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#78 0x00007fc113bb9402 in KWin::FadeDesktopEffect::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=..., data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/fadedesktop/fadedesktop.cpp:93
#79 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#80 0x00007fc113be4675 in KWin::SlidingPopupsEffect::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/slidingpopups/slidingpopups.cpp:127
#81 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#82 0x00007fc113bbced3 in KWin::LoginEffect::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/login/login.cpp:69
#83 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#84 0x00007fc12c23defc in KWin::Effect::paintWindow (this=<value optimized out>, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:242
#85 0x00007fc12e172365 in KWin::EffectsHandlerImpl::paintWindow (this=0xa9cc50, w=0x1b99120, mask=41, region=<value optimized out>, data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:200
#86 0x00007fc12e155ce8 in KWin::Scene::paintWindow (this=<value optimized out>, w=0x16eb5f0, mask=41, region=..., quads=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/scene.cpp:317
#87 0x00007fc12e1580df in KWin::Scene::paintGenericScreen (this=0x7dab40, orig_mask=40) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/scene.cpp:214
#88 0x00007fc12e15530a in KWin::Scene::finalPaintScreen (this=0x7dab40, mask=40, region=<value optimized out>, data=<value optimized out>) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/scene.cpp:178
#89 0x00007fc12e17260f in KWin::EffectsHandlerImpl::paintScreen (this=<value optimized out>, mask=40, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:173
#90 0x00007fc113c1875b in KWin::StartupFeedbackEffect::paintScreen (this=0xb55ba0, mask=40, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/startupfeedback/startupfeedback.cpp:166
#91 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=40, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#92 0x00007fc113bbe54f in KWin::LogoutEffect::paintScreen (this=0xaf3d60, mask=40, region=..., data=<value optimized out>) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/logout/logout.cpp:207
#93 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=40, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#94 0x00007fc12c23df7f in KWin::Effect::paintScreen (this=<value optimized out>, mask=40, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:227
#95 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=40, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#96 0x00007fc113bda0b2 in KWin::ShadowEffect::paintScreen (this=0xad5050, mask=40, region=..., data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/shadow/shadow.cpp:189
#97 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=40, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#98 0x00007fc113becebe in KWin::BlurEffect::paintScreen (this=<value optimized out>, mask=40, region=..., data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/blur/blur.cpp:230
#99 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=8, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#100 0x00007fc113bc2fe2 in KWin::PresentWindowsEffect::paintScreen (this=0xae0e00, mask=8, region=..., data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/presentwindows/presentwindows.cpp:205
#101 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=8, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#102 0x00007fc12c23df7f in KWin::Effect::paintScreen (this=<value optimized out>, mask=8, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:227
#103 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=8, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#104 0x00007fc12c23df7f in KWin::Effect::paintScreen (this=<value optimized out>, mask=8, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:227
#105 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=8, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#106 0x00007fc12c23df7f in KWin::Effect::paintScreen (this=<value optimized out>, mask=8, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:227
#107 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=8, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#108 0x00007fc12c23df7f in KWin::Effect::paintScreen (this=<value optimized out>, mask=8, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:227
#109 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=8, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#110 0x00007fc113ba96f3 in KWin::DesktopGridEffect::paintScreen (this=0xb1f6e0, mask=8, region=..., data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/desktopgrid/desktopgrid.cpp:156
#111 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=8, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#112 0x00007fc12c23df7f in KWin::Effect::paintScreen (this=<value optimized out>, mask=8, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:227
#113 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=8, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#114 0x00007fc12c23df7f in KWin::Effect::paintScreen (this=<value optimized out>, mask=8, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:227
#115 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=8, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#116 0x00007fc12c23df7f in KWin::Effect::paintScreen (this=<value optimized out>, mask=8, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:227
#117 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=8, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#118 0x00007fc113ba2ef2 in KWin::BoxSwitchEffect::paintScreen (this=0xcd8cc0, mask=8, region=..., data=<value optimized out>)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/boxswitch/boxswitch.cpp:143
#119 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=8, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#120 0x00007fc12c23df7f in KWin::Effect::paintScreen (this=<value optimized out>, mask=8, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:227
#121 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=8, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#122 0x00007fc12c23df7f in KWin::Effect::paintScreen (this=<value optimized out>, mask=8, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:227
#123 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=8, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#124 0x00007fc12c23df7f in KWin::Effect::paintScreen (this=<value optimized out>, mask=8, region=<value optimized out>, data=...)
    at /usr/src/debug/kdebase-workspace-4.6.5/kwin/lib/kwineffects.cpp:227
#125 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=8, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#126 0x00007fc113bea51f in KWin::ZoomEffect::paintScreen (this=0xada5a0, mask=8, region=..., data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects/zoom/zoom.cpp:341
#127 0x00007fc12e17269c in KWin::EffectsHandlerImpl::paintScreen (this=0xa9cc50, mask=8, region=<value optimized out>, data=...) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/effects.cpp:169
#128 0x00007fc12e157935 in KWin::Scene::paintScreen (this=0x7dab40, mask=0x7fff357c7b8c, region=0x7fff357c7ca0) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/scene.cpp:137
#129 0x00007fc12e16a889 in KWin::SceneOpenGL::paint (this=0x7dab40, damage=..., toplevels=<value optimized out>) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/scene_opengl.cpp:772
#130 0x00007fc12e1529ca in KWin::Workspace::performCompositing (this=0x63a460) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/composite.cpp:442
#131 0x00007fc12a13f259 in QObject::event (this=0x63a460, e=<value optimized out>) at kernel/qobject.cpp:1181
#132 0x00007fc1292c9114 in QApplicationPrivate::notify_helper (this=0x68a2f0, receiver=0x63a460, e=0x7fff357c84c0) at kernel/qapplication.cpp:4462
#133 0x00007fc1292d16aa in QApplication::notify (this=<value optimized out>, receiver=0x63a460, e=0x7fff357c84c0) at kernel/qapplication.cpp:4341
#134 0x00007fc12d8787f6 in KApplication::notify (this=0x7fff357c89a0, receiver=0x63a460, event=0x7fff357c84c0) at /usr/src/debug/kdelibs-4.6.5/kdeui/kernel/kapplication.cpp:311
#135 0x00007fc12a12b65c in QCoreApplication::notifyInternal (this=0x7fff357c89a0, receiver=0x63a460, event=0x7fff357c84c0) at kernel/qcoreapplication.cpp:731
#136 0x00007fc12a158f28 in sendEvent (this=0x68ad70) at kernel/qcoreapplication.h:215
#137 QTimerInfoList::activateTimers (this=0x68ad70) at kernel/qeventdispatcher_unix.cpp:619
#138 0x00007fc12a159610 in QEventDispatcherUNIX::processEvents (this=0x6547c0, flags=...) at kernel/qeventdispatcher_unix.cpp:938
#139 0x00007fc12936fa7c in QEventDispatcherX11::processEvents (this=0x6547c0, flags=...) at kernel/qeventdispatcher_x11.cpp:152
#140 0x00007fc12a12aa92 in QEventLoop::processEvents (this=<value optimized out>, flags=...) at kernel/qeventloop.cpp:149
#141 0x00007fc12a12aca5 in QEventLoop::exec (this=0x7fff357c8890, flags=...) at kernel/qeventloop.cpp:201
#142 0x00007fc12a12f10b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#143 0x00007fc12e0f0fd5 in kdemain (argc=<value optimized out>, argv=0x7fff357c8a00) at /usr/src/debug/kdebase-workspace-4.6.5/kwin/main.cpp:533
#144 0x00007fc12dd53b7d in __libc_start_main () from /lib64/libc.so.6
#145 0x0000000000400699 in _start () at ../sysdeps/x86_64/elf/start.S:113

Reported using DrKonqi