Application: kwin (4.6.5 (4.6.5))
KDE Platform Version: 4.6.5 (4.6.5)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-15-generic i686
Distribution: Linux Mint 11 Katya

-- Information about the crash:
- What I was doing when the application crashed:
Screen flicher when using stellarium and also crashes using atl-tab

-- Backtrace:
Application: KWin (kwin), signal: Segmentation fault
[Current thread is 1 (Thread 0xb77ae720 (LWP 1934))]

Thread 2 (Thread 0xb3e45b70 (LWP 1939)):
#0  0x0085b416 in __kernel_vsyscall ()
#1  0x010ae48c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0x003606ad in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0x00f2a817 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x103e1c0) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#4  0x00f2a851 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0x103e1c0) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#5  0x010a9e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0x003529ee in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb77ae720 (LWP 1934)):
[KCrash Handler]
#7  intel_region_buffer (intel=0x84979f8, region=0x0, flag=2) at intel_regions.c:514
#8  0x04369742 in intelClearWithBlit (ctx=0x84979f8, mask=2) at intel_blit.c:262
#9  0x04362670 in intelClear (ctx=0x84979f8, mask=2) at intel_clear.c:177
#10 0x047a4512 in _mesa_Clear (mask=<value optimized out>) at main/clear.c:241
#11 0x00d5877b in KWin::SceneOpenGL::paintBackground (this=0x8497310, region=...) at ../../kwin/scene_opengl.cpp:921
#12 0x00d4f492 in KWin::Scene::paintGenericScreen (this=0x8497310, orig_mask=544) at ../../kwin/scene.cpp:188
#13 0x00d58961 in KWin::SceneOpenGL::paintGenericScreen (this=0x8497310, mask=544, data=...) at ../../kwin/scene_opengl.cpp:909
#14 0x00d4c6f0 in KWin::Scene::finalPaintScreen (this=0x8497310, mask=544, region=..., data=...) at ../../kwin/scene.cpp:178
#15 0x00d6b20c in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=544, region=..., data=...) at ../../kwin/effects.cpp:173
#16 0x059e3159 in KWin::StartupFeedbackEffect::paintScreen (this=0x881dd18, mask=544, region=..., data=...) at ../../../kwin/effects/startupfeedback/startupfeedback.cpp:166
#17 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=544, region=..., data=...) at ../../kwin/effects.cpp:169
#18 0x001a1256 in KWin::Effect::paintScreen (this=0x8869e18, mask=544, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#19 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=544, region=..., data=...) at ../../kwin/effects.cpp:169
#20 0x059850af in KWin::LogoutEffect::paintScreen (this=0x89e8c98, mask=544, region=..., data=...) at ../../../kwin/effects/logout/logout.cpp:207
#21 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=544, region=..., data=...) at ../../kwin/effects.cpp:169
#22 0x059a0b40 in KWin::ShadowEffect::paintScreen (this=0x89871f8, mask=544, region=..., data=...) at ../../../kwin/effects/shadow/shadow.cpp:189
#23 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=544, region=..., data=...) at ../../kwin/effects.cpp:169
#24 0x059b5043 in KWin::BlurEffect::paintScreen (this=0x8820778, mask=544, region=..., data=...) at ../../../kwin/effects/blur/blur.cpp:230
#25 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=512, region=..., data=...) at ../../kwin/effects.cpp:169
#26 0x05989e9f in KWin::PresentWindowsEffect::paintScreen (this=0x88f0d08, mask=512, region=..., data=...) at ../../../kwin/effects/presentwindows/presentwindows.cpp:205
#27 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=512, region=..., data=...) at ../../kwin/effects.cpp:169
#28 0x001a1256 in KWin::Effect::paintScreen (this=0x89a49b0, mask=512, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#29 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=512, region=..., data=...) at ../../kwin/effects.cpp:169
#30 0x001a1256 in KWin::Effect::paintScreen (this=0x88dd4a8, mask=512, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#31 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=512, region=..., data=...) at ../../kwin/effects.cpp:169
#32 0x001a1256 in KWin::Effect::paintScreen (this=0x8997568, mask=512, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#33 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=512, region=..., data=...) at ../../kwin/effects.cpp:169
#34 0x001a1256 in KWin::Effect::paintScreen (this=0x88c69d8, mask=512, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#35 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=512, region=..., data=...) at ../../kwin/effects.cpp:169
#36 0x05970809 in KWin::DesktopGridEffect::paintScreen (this=0x881f4d0, mask=512, region=..., data=...) at ../../../kwin/effects/desktopgrid/desktopgrid.cpp:156
#37 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=512, region=..., data=...) at ../../kwin/effects.cpp:169
#38 0x059a7d12 in KWin::SlideEffect::paintScreen (this=0x89e6c38, mask=512, region=..., data=...) at ../../../kwin/effects/slide/slide.cpp:86
#39 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=512, region=..., data=...) at ../../kwin/effects.cpp:169
#40 0x05969799 in KWin::BoxSwitchEffect::paintScreen (this=0x89d36b8, mask=512, region=..., data=...) at ../../../kwin/effects/boxswitch/boxswitch.cpp:143
#41 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=512, region=..., data=...) at ../../kwin/effects.cpp:169
#42 0x001a1256 in KWin::Effect::paintScreen (this=0x8a363b0, mask=512, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#43 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=512, region=..., data=...) at ../../kwin/effects.cpp:169
#44 0x001a1256 in KWin::Effect::paintScreen (this=0x8a5e2e8, mask=512, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#45 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=512, region=..., data=...) at ../../kwin/effects.cpp:169
#46 0x001a1256 in KWin::Effect::paintScreen (this=0x88f8ec8, mask=512, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#47 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=512, region=..., data=...) at ../../kwin/effects.cpp:169
#48 0x001a1256 in KWin::Effect::paintScreen (this=0x881f938, mask=512, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#49 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=512, region=..., data=...) at ../../kwin/effects.cpp:169
#50 0x001a1256 in KWin::Effect::paintScreen (this=0x89922f0, mask=512, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#51 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=512, region=..., data=...) at ../../kwin/effects.cpp:169
#52 0x059b20f1 in KWin::ZoomEffect::paintScreen (this=0x88c7d60, mask=512, region=..., data=...) at ../../../kwin/effects/zoom/zoom.cpp:341
#53 0x00d6b269 in KWin::EffectsHandlerImpl::paintScreen (this=0x879ccd0, mask=512, region=..., data=...) at ../../kwin/effects.cpp:169
#54 0x00d4d8bc in KWin::Scene::paintScreen (this=0x8497310, mask=0xbf7ff1c8, region=0xbf7ff250) at ../../kwin/scene.cpp:137
#55 0x00d64892 in KWin::SceneOpenGL::paint (this=0x8497310, damage=..., toplevels=...) at ../../kwin/scene_opengl.cpp:772
#56 0x00d497b6 in KWin::Workspace::performCompositing (this=0x87bdbc0) at ../../kwin/composite.cpp:448
#57 0x01238254 in QObject::event (this=0x87bdbc0, e=0xbf7ff77c) at kernel/qobject.cpp:1190
#58 0x0148dd24 in QApplicationPrivate::notify_helper (this=0x83eddc0, receiver=0x87bdbc0, e=0xbf7ff77c) at kernel/qapplication.cpp:4462
#59 0x014928ce in QApplication::notify (this=0xbf7ffa94, receiver=0x87bdbc0, e=0xbf7ff77c) at kernel/qapplication.cpp:3862
#60 0x0068332a in KApplication::notify (this=0xbf7ffa94, receiver=0x87bdbc0, event=0xbf7ff77c) at ../../kdeui/kernel/kapplication.cpp:311
#61 0x00cd89ef in KWin::Application::notify (this=0xbf7ffa94, o=0x87bdbc0, e=0xbf7ff77c) at ../../kwin/main.cpp:376
#62 0x012230fb in QCoreApplication::notifyInternal (this=0xbf7ffa94, receiver=0x87bdbc0, event=0xbf7ff77c) at kernel/qcoreapplication.cpp:731
#63 0x01253224 in sendEvent (this=0x83eeb98) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#64 QTimerInfoList::activateTimers (this=0x83eeb98) at kernel/qeventdispatcher_unix.cpp:604
#65 0x01253378 in QEventDispatcherUNIX::processEvents (this=0x83acaa8, flags=...) at kernel/qeventdispatcher_unix.cpp:923
#66 0x0154525a in QEventDispatcherX11::processEvents (this=0x83acaa8, flags=...) at kernel/qeventdispatcher_x11.cpp:152
#67 0x012222c9 in QEventLoop::processEvents (this=0xbf7ff9d4, flags=...) at kernel/qeventloop.cpp:149
#68 0x01222562 in QEventLoop::exec (this=0xbf7ff9d4, flags=...) at kernel/qeventloop.cpp:201
#69 0x01226f0c in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#70 0x0148b8e7 in QApplication::exec () at kernel/qapplication.cpp:3736
#71 0x00cdb4e2 in kdemain (argc=3, argv=0xbf7ffd14) at ../../kwin/main.cpp:542
#72 0x080485bb in main (argc=3, argv=0xbf7ffd14) at kwin_dummy.cpp:3

Possible duplicates by query: bug 289102, bug 285432, bug 283561, bug 283498, bug 283096.

Reported using DrKonqi