Application: kwin (4.6.2 (4.6.2))
KDE Platform Version: 4.6.2 (4.6.2)
Qt Version: 4.7.2
Operating System: Linux 2.6.38-11-generic-pae i686
Distribution: Ubuntu 11.04

-- Information about the crash:
- Unusual behavior I noticed:
Notebook Asus P81IJ
VGA Intel GMA 4500M
Kwin crash in full screen games.
Only with 1366x768.
In Compiz manager it works fine.

The crash can be reproduced every time.

-- Backtrace:
Application: KWin (kwin), signal: Segmentation fault
[Current thread is 1 (Thread 0xb28b2720 (LWP 1369))]

Thread 3 (Thread 0xad206b70 (LWP 1392)):
#0  0xb7751424 in __kernel_vsyscall ()
#1  0xb7590681 in select () from /lib/i386-linux-gnu/libc.so.6
#2  0xb655738b in qt_safe_select (nfds=17, fdread=0x8ed8860, fdwrite=0x8ed8a74, fdexcept=0x8ed8c88, orig_timeout=0x0) at kernel/qcore_unix.cpp:82
#3  0xb655b6e9 in QEventDispatcherUNIX::select (this=0x8f35220, nfds=17, readfds=0x8ed8860, writefds=0x8ed8a74, exceptfds=0x8ed8c88, timeout=0x0) at kernel/qeventdispatcher_unix.cpp:632
#4  0xb655c66b in QEventDispatcherUNIXPrivate::doSelect (this=0x8ed8768, flags=..., timeout=0x0) at kernel/qeventdispatcher_unix.cpp:219
#5  0xb655d326 in QEventDispatcherUNIX::processEvents (this=0x8f35220, flags=...) at kernel/qeventdispatcher_unix.cpp:919
#6  0xb652c289 in QEventLoop::processEvents (this=0xad206280, flags=...) at kernel/qeventloop.cpp:149
#7  0xb652c522 in QEventLoop::exec (this=0xad206280, flags=...) at kernel/qeventloop.cpp:201
#8  0xb64362a0 in QThread::exec (this=0x8cb57a0) at thread/qthread.cpp:492
#9  0xb650dfdb in QInotifyFileSystemWatcherEngine::run (this=0x8cb57a0) at io/qfilesystemwatcher_inotify.cpp:248
#10 0xb6438da2 in QThreadPrivate::start (arg=0x8cb57a0) at thread/qthread_unix.cpp:320
#11 0xb38cae99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#12 0xb759773e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 2 (Thread 0xaca05b70 (LWP 1393)):
#0  0xb7751424 in __kernel_vsyscall ()
#1  0xb38cf48c in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/i386-linux-gnu/libpthread.so.0
#2  0xb75a53fd in pthread_cond_wait () from /lib/i386-linux-gnu/libc.so.6
#3  0xb6d23817 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0xb6e371c0) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#4  0xb6d23851 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=0xb6e371c0) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#5  0xb38cae99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
#6  0xb759773e in clone () from /lib/i386-linux-gnu/libc.so.6

Thread 1 (Thread 0xb28b2720 (LWP 1369)):
[KCrash Handler]
#7  intel_region_buffer (intel=0x88f87a8, region=0x0, flag=2) at intel_regions.c:514
#8  0xaf86fce2 in intelClearWithBlit (ctx=0x88f87a8, mask=2) at intel_blit.c:262
#9  0xaf8724c0 in intelClear (ctx=0x88f87a8, mask=2) at intel_clear.c:177
#10 0xaf69c512 in _mesa_Clear (mask=<value optimized out>) at main/clear.c:241
#11 0xb770484b in KWin::SceneOpenGL::paintBackground (this=0x8931cd8, region=...) at ../../kwin/scene_opengl.cpp:921
#12 0xb76fb562 in KWin::Scene::paintGenericScreen (this=0x8931cd8, orig_mask=40) at ../../kwin/scene.cpp:188
#13 0xb7704a31 in KWin::SceneOpenGL::paintGenericScreen (this=0x8931cd8, mask=40, data=...) at ../../kwin/scene_opengl.cpp:909
#14 0xb76f87c0 in KWin::Scene::finalPaintScreen (this=0x8931cd8, mask=40, region=..., data=...) at ../../kwin/scene.cpp:178
#15 0xb771a0fc in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=40, region=..., data=...) at ../../kwin/effects.cpp:173
#16 0xae4730e9 in KWin::StartupFeedbackEffect::paintScreen (this=0x8d77818, mask=40, region=..., data=...) at ../../../kwin/effects/startupfeedback/startupfeedback.cpp:166
#17 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=40, region=..., data=...) at ../../kwin/effects.cpp:169
#18 0xb6b23256 in KWin::Effect::paintScreen (this=0x8d56f80, mask=40, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#19 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=40, region=..., data=...) at ../../kwin/effects.cpp:169
#20 0xae41507f in KWin::LogoutEffect::paintScreen (this=0x8ea7808, mask=40, region=..., data=...) at ../../../kwin/effects/logout/logout.cpp:207
#21 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=40, region=..., data=...) at ../../kwin/effects.cpp:169
#22 0xae430b10 in KWin::ShadowEffect::paintScreen (this=0x8df7280, mask=40, region=..., data=...) at ../../../kwin/effects/shadow/shadow.cpp:189
#23 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=40, region=..., data=...) at ../../kwin/effects.cpp:169
#24 0xae445013 in KWin::BlurEffect::paintScreen (this=0x8c8abf0, mask=40, region=..., data=...) at ../../../kwin/effects/blur/blur.cpp:230
#25 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=8, region=..., data=...) at ../../kwin/effects.cpp:169
#26 0xae419e6f in KWin::PresentWindowsEffect::paintScreen (this=0x8c8bc60, mask=8, region=..., data=...) at ../../../kwin/effects/presentwindows/presentwindows.cpp:205
#27 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=8, region=..., data=...) at ../../kwin/effects.cpp:169
#28 0xb6b23256 in KWin::Effect::paintScreen (this=0x8da4e68, mask=8, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#29 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=8, region=..., data=...) at ../../kwin/effects.cpp:169
#30 0xb6b23256 in KWin::Effect::paintScreen (this=0x8e14b78, mask=8, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#31 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=8, region=..., data=...) at ../../kwin/effects.cpp:169
#32 0xb6b23256 in KWin::Effect::paintScreen (this=0x8c6aab8, mask=8, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#33 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=8, region=..., data=...) at ../../kwin/effects.cpp:169
#34 0xb6b23256 in KWin::Effect::paintScreen (this=0x8cdcdf8, mask=8, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#35 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=8, region=..., data=...) at ../../kwin/effects.cpp:169
#36 0xae4007e9 in KWin::DesktopGridEffect::paintScreen (this=0x8c6b458, mask=8, region=..., data=...) at ../../../kwin/effects/desktopgrid/desktopgrid.cpp:155
#37 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=8, region=..., data=...) at ../../kwin/effects.cpp:169
#38 0xae437ce2 in KWin::SlideEffect::paintScreen (this=0x8df5530, mask=8, region=..., data=...) at ../../../kwin/effects/slide/slide.cpp:86
#39 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=8, region=..., data=...) at ../../kwin/effects.cpp:169
#40 0xae3f9799 in KWin::BoxSwitchEffect::paintScreen (this=0x8dc57e0, mask=8, region=..., data=...) at ../../../kwin/effects/boxswitch/boxswitch.cpp:143
#41 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=8, region=..., data=...) at ../../kwin/effects.cpp:169
#42 0xae453bcc in KWin::CubeEffect::paintScreen (this=0x8e48ca0, mask=8, region=..., data=...) at ../../../kwin/effects/cube/cube.cpp:698
#43 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=8, region=..., data=...) at ../../kwin/effects.cpp:169
#44 0xb6b23256 in KWin::Effect::paintScreen (this=0x8d4eab8, mask=8, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#45 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=8, region=..., data=...) at ../../kwin/effects.cpp:169
#46 0xb6b23256 in KWin::Effect::paintScreen (this=0x8d90b30, mask=8, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#47 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=8, region=..., data=...) at ../../kwin/effects.cpp:169
#48 0xb6b23256 in KWin::Effect::paintScreen (this=0x8cfbca8, mask=8, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#49 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=8, region=..., data=...) at ../../kwin/effects.cpp:169
#50 0xae44ca0c in KWin::CoverSwitchEffect::paintScreen (this=0x8e23788, mask=8, region=..., data=...) at ../../../kwin/effects/coverswitch/coverswitch.cpp:126
#51 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=8, region=..., data=...) at ../../kwin/effects.cpp:169
#52 0xb6b23256 in KWin::Effect::paintScreen (this=0x8c685a0, mask=8, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#53 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=8, region=..., data=...) at ../../kwin/effects.cpp:169
#54 0xb6b23256 in KWin::Effect::paintScreen (this=0x8c8bf60, mask=8, region=..., data=...) at ../../../kwin/lib/kwineffects.cpp:227
#55 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=8, region=..., data=...) at ../../kwin/effects.cpp:169
#56 0xae4420c1 in KWin::ZoomEffect::paintScreen (this=0x8e12c80, mask=8, region=..., data=...) at ../../../kwin/effects/zoom/zoom.cpp:341
#57 0xb771a172 in KWin::EffectsHandlerImpl::paintScreen (this=0x8a86b50, mask=8, region=..., data=...) at ../../kwin/effects.cpp:169
#58 0xb76f998c in KWin::Scene::paintScreen (this=0x8931cd8, mask=0xbfc71ae8, region=0xbfc71b70) at ../../kwin/scene.cpp:137
#59 0xb7710962 in KWin::SceneOpenGL::paint (this=0x8931cd8, damage=..., toplevels=...) at ../../kwin/scene_opengl.cpp:772
#60 0xb76f5886 in KWin::Workspace::performCompositing (this=0x8c287c8) at ../../kwin/composite.cpp:448
#61 0xb6542214 in QObject::event (this=0x8c287c8, e=0xbfc7209c) at kernel/qobject.cpp:1190
#62 0xb5a84d24 in QApplicationPrivate::notify_helper (this=0x883bf18, receiver=0x8c287c8, e=0xbfc7209c) at kernel/qapplication.cpp:4462
#63 0xb5a898ce in QApplication::notify (this=0xbfc723b4, receiver=0x8c287c8, e=0xbfc7209c) at kernel/qapplication.cpp:3862
#64 0xb72fd3ca in KApplication::notify (this=0xbfc723b4, receiver=0x8c287c8, event=0xbfc7209c) at ../../kdeui/kernel/kapplication.cpp:311
#65 0xb7684abf in KWin::Application::notify (this=0xbfc723b4, o=0x8c287c8, e=0xbfc7209c) at ../../kwin/main.cpp:376
#66 0xb652d0bb in QCoreApplication::notifyInternal (this=0xbfc723b4, receiver=0x8c287c8, event=0xbfc7209c) at kernel/qcoreapplication.cpp:731
#67 0xb655d1e4 in sendEvent (this=0x883e5b0) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#68 QTimerInfoList::activateTimers (this=0x883e5b0) at kernel/qeventdispatcher_unix.cpp:604
#69 0xb655d338 in QEventDispatcherUNIX::processEvents (this=0x87fbaa8, flags=...) at kernel/qeventdispatcher_unix.cpp:923
#70 0xb5b3c25a in QEventDispatcherX11::processEvents (this=0x87fbaa8, flags=...) at kernel/qeventdispatcher_x11.cpp:152
#71 0xb652c289 in QEventLoop::processEvents (this=0xbfc722f4, flags=...) at kernel/qeventloop.cpp:149
#72 0xb652c522 in QEventLoop::exec (this=0xbfc722f4, flags=...) at kernel/qeventloop.cpp:201
#73 0xb6530ecc in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1008
#74 0xb5a828e7 in QApplication::exec () at kernel/qapplication.cpp:3736
#75 0xb76875b2 in kdemain (argc=1, argv=0xbfc72634) at ../../kwin/main.cpp:542
#76 0x080485bb in main (argc=1, argv=0xbfc72634) at kwin_dummy.cpp:3

Possible duplicates by query: bug 280059, bug 279129, bug 278979, bug 278796, bug 278595.

Reported using DrKonqi