Application: kwin (4.5.1 (KDE 4.5.1))
KDE Platform Version: 4.5.1 (KDE 4.5.1)
Qt Version: 4.7.0
Operating System: Linux 2.6.35-22-generic x86_64
Distribution: Ubuntu maverick (development branch)

-- Information about the crash:
I opened desktop effects, moved to all effects then enabled wobbly windows. After clicking on OK Kwin crashes.

The crash can be reproduced every time.

-- Backtrace:
Application: KWin (kwin), signal: Segmentation fault
[Current thread is 1 (Thread 0x7ff53bf9d780 (LWP 1386))]

Thread 2 (Thread 0x7ff51d14e710 (LWP 1403)):
#0  0x00007ff53b8102c3 in select () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007ff5380ea76e in qt_safe_select (nfds=18, fdread=0x137e380, fdwrite=0x137e618, fdexcept=0x137e8b0, orig_timeout=0x0) at kernel/qcore_unix.cpp:82
#2  0x00007ff5380efbeb in QEventDispatcherUNIXPrivate::doSelect (this=0x137e1c0, flags=<value optimized out>, timeout=<value optimized out>) at kernel/qeventdispatcher_unix.cpp:219
#3  0x00007ff5380f081b in QEventDispatcherUNIX::processEvents (this=0x1386fd0, flags=) at kernel/qeventdispatcher_unix.cpp:919
#4  0x00007ff5380bfa02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#5  0x00007ff5380bfdec in QEventLoop::exec (this=0x7ff51d14dd90, flags=) at kernel/qeventloop.cpp:201
#6  0x00007ff537fca2fd in QThread::exec (this=<value optimized out>) at thread/qthread.cpp:490
#7  0x00007ff53809f5f8 in QInotifyFileSystemWatcherEngine::run (this=0x1389ed0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007ff537fcd27e in QThreadPrivate::start (arg=0x1389ed0) at thread/qthread_unix.cpp:266
#9  0x00007ff537d42971 in start_thread (arg=<value optimized out>) at pthread_create.c:304
#10 0x00007ff53b81792d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7ff53bf9d780 (LWP 1386)):
[KCrash Handler]
#6  0x00007ff524b844d2 in ?? () from /usr/lib/dri/i965_dri.so
#7  0x00007ff524b68e86 in ?? () from /usr/lib/dri/i965_dri.so
#8  0x00007ff524b5b64c in ?? () from /usr/lib/dri/i965_dri.so
#9  0x00007ff524c4a19f in ?? () from /usr/lib/dri/i965_dri.so
#10 0x00007ff524c45b8c in ?? () from /usr/lib/dri/i965_dri.so
#11 0x00007ff524c47882 in ?? () from /usr/lib/dri/i965_dri.so
#12 0x00007ff524b9e7be in ?? () from /usr/lib/dri/i965_dri.so
#13 0x00007ff53a149f29 in KWin::PaintClipper::Iterator::~Iterator (this=0x7fff30c73570, __in_chrg=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:969
#14 0x00007ff53a156428 in KWin::renderGLGeometry (region=<value optimized out>, count=4, vertices=<value optimized out>, texture=0x13f1f40, color=0x0, dim=2, stride=0) at ../../../kwin/lib/kwinglutils.cpp:187
#15 0x00007ff53bb79198 in KWin::SceneOpenGL::Window::renderQuads (this=<value optimized out>, region=..., quads=...) at ../../kwin/scene_opengl.cpp:1655
#16 0x00007ff53bb7e1d1 in KWin::SceneOpenGL::Window::performPaint (this=0x1d38540, mask=33, region=) at ../../kwin/scene_opengl.cpp:1525
#17 0x00007ff53bb6dd03 in KWin::Scene::finalDrawWindow (this=<value optimized out>, w=<value optimized out>, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/scene.cpp:330
#18 0x00007ff53bb86789 in KWin::EffectsHandlerImpl::drawWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:232
#19 0x00007ff53a14980c in KWin::Effect::drawWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:252
#20 0x00007ff53bb86828 in KWin::EffectsHandlerImpl::drawWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:228
#21 0x00007ff5240fbbc6 in KWin::ShadowEffect::drawWindow (this=<value optimized out>, w=0x124db20, mask=<value optimized out>, region=<value optimized out>, data=...) at ../../../kwin/effects/shadow/shadow.cpp:250
#22 0x00007ff53bb86828 in KWin::EffectsHandlerImpl::drawWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:228
#23 0x00007ff53a14980c in KWin::Effect::drawWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:252
#24 0x00007ff53bb86828 in KWin::EffectsHandlerImpl::drawWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:228
#25 0x00007ff53a14980c in KWin::Effect::drawWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:252
#26 0x00007ff53bb86828 in KWin::EffectsHandlerImpl::drawWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:228
#27 0x00007ff53a14980c in KWin::Effect::drawWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:252
#28 0x00007ff53bb86828 in KWin::EffectsHandlerImpl::drawWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:228
#29 0x00007ff53a14980c in KWin::Effect::drawWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:252
#30 0x00007ff53bb86828 in KWin::EffectsHandlerImpl::drawWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:228
#31 0x00007ff53a14980c in KWin::Effect::drawWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:252
#32 0x00007ff53bb86828 in KWin::EffectsHandlerImpl::drawWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:228
#33 0x00007ff53a14980c in KWin::Effect::drawWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:252
#34 0x00007ff53bb86828 in KWin::EffectsHandlerImpl::drawWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:228
#35 0x00007ff53a14980c in KWin::Effect::drawWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:252
#36 0x00007ff53bb86828 in KWin::EffectsHandlerImpl::drawWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:228
#37 0x00007ff53a14980c in KWin::Effect::drawWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:252
#38 0x00007ff53bb86828 in KWin::EffectsHandlerImpl::drawWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:228
#39 0x00007ff53a14980c in KWin::Effect::drawWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:252
#40 0x00007ff53bb86828 in KWin::EffectsHandlerImpl::drawWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:228
#41 0x00007ff53a14980c in KWin::Effect::drawWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:252
#42 0x00007ff53bb86828 in KWin::EffectsHandlerImpl::drawWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:228
#43 0x00007ff53a14980c in KWin::Effect::drawWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:252
#44 0x00007ff53bb86828 in KWin::EffectsHandlerImpl::drawWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:228
#45 0x00007ff53a14980c in KWin::Effect::drawWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:252
#46 0x00007ff53bb86828 in KWin::EffectsHandlerImpl::drawWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:228
#47 0x00007ff53a14980c in KWin::Effect::drawWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:252
#48 0x00007ff53bb86828 in KWin::EffectsHandlerImpl::drawWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:228
#49 0x00007ff53a14980c in KWin::Effect::drawWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:252
#50 0x00007ff53bb86828 in KWin::EffectsHandlerImpl::drawWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:228
#51 0x00007ff53a14980c in KWin::Effect::drawWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:252
#52 0x00007ff53bb86828 in KWin::EffectsHandlerImpl::drawWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:228
#53 0x00007ff53a14980c in KWin::Effect::drawWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:252
#54 0x00007ff53bb86828 in KWin::EffectsHandlerImpl::drawWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:228
#55 0x00007ff53bb6c9ac in KWin::Scene::finalPaintWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/scene.cpp:321
#56 0x00007ff53bb868a9 in KWin::EffectsHandlerImpl::paintWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:203
#57 0x00007ff5240db2c5 in KWin::LogoutEffect::paintWindow (this=<value optimized out>, w=0x124db20, mask=33, region=) at ../../../kwin/effects/logout/logout.cpp:198
#58 0x00007ff53bb86948 in KWin::EffectsHandlerImpl::paintWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:199
#59 0x00007ff53a14989c in KWin::Effect::paintWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:242
#60 0x00007ff53bb86948 in KWin::EffectsHandlerImpl::paintWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:199
#61 0x00007ff5240e13da in KWin::PresentWindowsEffect::paintWindow (this=<value optimized out>, w=0x124db20, mask=33, region=) at ../../../kwin/effects/presentwindows/presentwindows.cpp:370
#62 0x00007ff53bb86948 in KWin::EffectsHandlerImpl::paintWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:199
#63 0x00007ff5241069c7 in KWin::TaskbarThumbnailEffect::paintWindow (this=0x1d2c510, w=0x124db20, mask=33, region=<value optimized out>, data=...) at ../../../kwin/effects/taskbarthumbnail/taskbarthumbnail.cpp:70
#64 0x00007ff53bb86948 in KWin::EffectsHandlerImpl::paintWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:199
#65 0x00007ff5240d82b4 in KWin::HighlightWindowEffect::paintWindow (this=<value optimized out>, w=0x124db20, mask=33, region=) at ../../../kwin/effects/highlightwindow/highlightwindow.cpp:104
#66 0x00007ff53bb86948 in KWin::EffectsHandlerImpl::paintWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:199
#67 0x00007ff5240cfadd in KWin::DialogParentEffect::paintWindow (this=<value optimized out>, w=0x124db20, mask=33, region=) at ../../../kwin/effects/dialogparent/dialogparent.cpp:70
#68 0x00007ff53bb86948 in KWin::EffectsHandlerImpl::paintWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:199
#69 0x00007ff5240d3b72 in KWin::FadeEffect::paintWindow (this=<value optimized out>, w=0x124db20, mask=<value optimized out>, region=<value optimized out>, data=...) at ../../../kwin/effects/fade/fade.cpp:160
#70 0x00007ff53bb86948 in KWin::EffectsHandlerImpl::paintWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:199
#71 0x00007ff524106142 in KWin::SlidingPopupsEffect::paintWindow (this=<value optimized out>, w=0x124db20, mask=<value optimized out>, region=<value optimized out>, data=...) at ../../../kwin/effects/slidingpopups/slidingpopups.cpp:127
#72 0x00007ff53bb86948 in KWin::EffectsHandlerImpl::paintWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:199
#73 0x00007ff52412b013 in KWin::FlipSwitchEffect::paintWindow (this=<value optimized out>, w=0x124db20, mask=33, region=) at ../../../kwin/effects/flipswitch/flipswitch.cpp:543
#74 0x00007ff53bb86948 in KWin::EffectsHandlerImpl::paintWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:199
#75 0x00007ff5240c939a in KWin::DesktopGridEffect::paintWindow (this=<value optimized out>, w=0x124db20, mask=<value optimized out>, region=<value optimized out>, data=...) at ../../../kwin/effects/desktopgrid/desktopgrid.cpp:392
#76 0x00007ff53bb86948 in KWin::EffectsHandlerImpl::paintWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:199
#77 0x00007ff524100374 in KWin::SlideEffect::paintWindow (this=<value optimized out>, w=0x124db20, mask=33, region=) at ../../../kwin/effects/slide/slide.cpp:165
#78 0x00007ff53bb86948 in KWin::EffectsHandlerImpl::paintWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:199
#79 0x00007ff5240b8ee4 in KWin::BoxSwitchEffect::paintWindow (this=<value optimized out>, w=0x124db20, mask=33, region=) at ../../../kwin/effects/boxswitch/boxswitch.cpp:241
#80 0x00007ff53bb86948 in KWin::EffectsHandlerImpl::paintWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:199
#81 0x00007ff5240debaf in KWin::TranslucencyEffect::paintWindow (this=<value optimized out>, w=0x124db20, mask=33, region=) at ../../../kwin/effects/translucency/translucency.cpp:180
#82 0x00007ff53bb86948 in KWin::EffectsHandlerImpl::paintWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:199
#83 0x00007ff5240e04fd in KWin::MinimizeAnimationEffect::paintWindow (this=<value optimized out>, w=0x124db20, mask=33, region=) at ../../../kwin/effects/minimizeanimation/minimizeanimation.cpp:103
#84 0x00007ff53bb86948 in KWin::EffectsHandlerImpl::paintWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:199
#85 0x00007ff52410ea2d in KWin::CoverSwitchEffect::paintWindow (this=<value optimized out>, w=0x124db20, mask=33, region=) at ../../../kwin/effects/coverswitch/coverswitch.cpp:500
#86 0x00007ff53bb86948 in KWin::EffectsHandlerImpl::paintWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:199
#87 0x00007ff52413fc4f in KWin::WobblyWindowsEffect::paintWindow (this=<value optimized out>, w=0x124db20, mask=<value optimized out>, region=<value optimized out>, data=...) at ../../../kwin/effects/wobblywindows/wobblywindows.cpp:357
#88 0x00007ff53bb86948 in KWin::EffectsHandlerImpl::paintWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:199
#89 0x00007ff5240d9fa3 in KWin::LoginEffect::paintWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/effects/login/login.cpp:69
#90 0x00007ff53bb86948 in KWin::EffectsHandlerImpl::paintWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:199
#91 0x00007ff53a14989c in KWin::Effect::paintWindow (this=<value optimized out>, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../../kwin/lib/kwineffects.cpp:242
#92 0x00007ff53bb86948 in KWin::EffectsHandlerImpl::paintWindow (this=0x1476cc0, w=0x124db20, mask=33, region=<value optimized out>, data=<value optimized out>) at ../../kwin/effects.cpp:199
#93 0x00007ff53bb6df4c in KWin::Scene::paintWindow (this=<value optimized out>, w=0x1d38540, mask=33, region=) at ../../kwin/scene.cpp:315
#94 0x00007ff53bb6f4df in KWin::Scene::paintGenericScreen (this=0x130a120, orig_mask=<value optimized out>) at ../../kwin/scene.cpp:213
#95 0x00007ff53bb6ca8a in KWin::Scene::finalPaintScreen (this=0x130a120, mask=32, region=<value optimized out>, data=...) at ../../kwin/scene.cpp:177
#96 0x00007ff53bb869c6 in KWin::EffectsHandlerImpl::paintScreen (this=<value optimized out>, mask=32, region=) at ../../kwin/effects.cpp:172
#97 0x00007ff5240db6ef in KWin::LogoutEffect::paintScreen (this=0x1d5d5f0, mask=32, region=<value optimized out>, data=...) at ../../../kwin/effects/logout/logout.cpp:207
#98 0x00007ff53bb86a5e in KWin::EffectsHandlerImpl::paintScreen (this=0x1476cc0, mask=32, region=) at ../../kwin/effects.cpp:168
#99 0x00007ff5240fb77c in KWin::ShadowEffect::paintScreen (this=0x1d34cc0, mask=32, region=) at ../../../kwin/effects/shadow/shadow.cpp:189
#100 0x00007ff53bb86a5e in KWin::EffectsHandlerImpl::paintScreen (this=0x1476cc0, mask=32, region=) at ../../kwin/effects.cpp:168
#101 0x00007ff5240e1b32 in KWin::PresentWindowsEffect::paintScreen (this=0x1d34d50, mask=32, region=) at ../../../kwin/effects/presentwindows/presentwindows.cpp:196
#102 0x00007ff53bb86a5e in KWin::EffectsHandlerImpl::paintScreen (this=0x1476cc0, mask=32, region=) at ../../kwin/effects.cpp:168
#103 0x00007ff53a14991f in KWin::Effect::paintScreen (this=<value optimized out>, mask=32, region=<value optimized out>, data=...) at ../../../kwin/lib/kwineffects.cpp:227
#104 0x00007ff53bb86a5e in KWin::EffectsHandlerImpl::paintScreen (this=0x1476cc0, mask=32, region=) at ../../kwin/effects.cpp:168
#105 0x00007ff53a14991f in KWin::Effect::paintScreen (this=<value optimized out>, mask=32, region=<value optimized out>, data=...) at ../../../kwin/lib/kwineffects.cpp:227
#106 0x00007ff53bb86a5e in KWin::EffectsHandlerImpl::paintScreen (this=0x1476cc0, mask=32, region=) at ../../kwin/effects.cpp:168
#107 0x00007ff53a14991f in KWin::Effect::paintScreen (this=<value optimized out>, mask=32, region=<value optimized out>, data=...) at ../../../kwin/lib/kwineffects.cpp:227
#108 0x00007ff53bb86a5e in KWin::EffectsHandlerImpl::paintScreen (this=0x1476cc0, mask=32, region=) at ../../kwin/effects.cpp:168
#109 0x00007ff53a14991f in KWin::Effect::paintScreen (this=<value optimized out>, mask=32, region=<value optimized out>, data=...) at ../../../kwin/lib/kwineffects.cpp:227
#110 0x00007ff53bb86a5e in KWin::EffectsHandlerImpl::paintScreen (this=0x1476cc0, mask=32, region=) at ../../kwin/effects.cpp:168
#111 0x00007ff53a14991f in KWin::Effect::paintScreen (this=<value optimized out>, mask=32, region=<value optimized out>, data=...) at ../../../kwin/lib/kwineffects.cpp:227
#112 0x00007ff53bb86a5e in KWin::EffectsHandlerImpl::paintScreen (this=0x1476cc0, mask=32, region=) at ../../kwin/effects.cpp:168
#113 0x00007ff524128e57 in KWin::FlipSwitchEffect::paintScreen (this=0x13f5e60, mask=32, region=<value optimized out>, data=...) at ../../../kwin/effects/flipswitch/flipswitch.cpp:146
#114 0x00007ff53bb86a5e in KWin::EffectsHandlerImpl::paintScreen (this=0x1476cc0, mask=32, region=) at ../../kwin/effects.cpp:168
#115 0x00007ff5240c4fe9 in KWin::DesktopGridEffect::paintScreen (this=<value optimized out>, mask=32, region=<value optimized out>, data=...) at ../../../kwin/effects/desktopgrid/desktopgrid.cpp:155
#116 0x00007ff53bb86a5e in KWin::EffectsHandlerImpl::paintScreen (this=0x1476cc0, mask=32, region=) at ../../kwin/effects.cpp:168
#117 0x00007ff524100ba5 in KWin::SlideEffect::paintScreen (this=<value optimized out>, mask=<value optimized out>, region=<value optimized out>, data=...) at ../../../kwin/effects/slide/slide.cpp:86
#118 0x00007ff53bb86a5e in KWin::EffectsHandlerImpl::paintScreen (this=0x1476cc0, mask=32, region=) at ../../kwin/effects.cpp:168
#119 0x00007ff5240bfb82 in KWin::BoxSwitchEffect::paintScreen (this=0x1d4eaa0, mask=32, region=) at ../../../kwin/effects/boxswitch/boxswitch.cpp:142
#120 0x00007ff53bb86a5e in KWin::EffectsHandlerImpl::paintScreen (this=0x1476cc0, mask=32, region=) at ../../kwin/effects.cpp:168
#121 0x00007ff53a14991f in KWin::Effect::paintScreen (this=<value optimized out>, mask=32, region=<value optimized out>, data=...) at ../../../kwin/lib/kwineffects.cpp:227
#122 0x00007ff53bb86a5e in KWin::EffectsHandlerImpl::paintScreen (this=0x1476cc0, mask=32, region=) at ../../kwin/effects.cpp:168
#123 0x00007ff53a14991f in KWin::Effect::paintScreen (this=<value optimized out>, mask=32, region=<value optimized out>, data=...) at ../../../kwin/lib/kwineffects.cpp:227
#124 0x00007ff53bb86a5e in KWin::EffectsHandlerImpl::paintScreen (this=0x1476cc0, mask=32, region=) at ../../kwin/effects.cpp:168
#125 0x00007ff524110d54 in KWin::CoverSwitchEffect::paintScreen (this=0x13f4ca0, mask=32, region=<value optimized out>, data=...) at ../../../kwin/effects/coverswitch/coverswitch.cpp:124
#126 0x00007ff53bb86a5e in KWin::EffectsHandlerImpl::paintScreen (this=0x1476cc0, mask=32, region=) at ../../kwin/effects.cpp:168
#127 0x00007ff53a14991f in KWin::Effect::paintScreen (this=<value optimized out>, mask=32, region=<value optimized out>, data=...) at ../../../kwin/lib/kwineffects.cpp:227
#128 0x00007ff53bb86a5e in KWin::EffectsHandlerImpl::paintScreen (this=0x1476cc0, mask=32, region=) at ../../kwin/effects.cpp:168
#129 0x00007ff53a14991f in KWin::Effect::paintScreen (this=<value optimized out>, mask=32, region=<value optimized out>, data=...) at ../../../kwin/lib/kwineffects.cpp:227
#130 0x00007ff53bb86a5e in KWin::EffectsHandlerImpl::paintScreen (this=0x1476cc0, mask=32, region=) at ../../kwin/effects.cpp:168
#131 0x00007ff524109fe1 in KWin::ZoomEffect::paintScreen (this=<value optimized out>, mask=32, region=) at ../../../kwin/effects/zoom/zoom.cpp:73
#132 0x00007ff53bb86a5e in KWin::EffectsHandlerImpl::paintScreen (this=0x1476cc0, mask=32, region=) at ../../kwin/effects.cpp:168
#133 0x00007ff53bb6e175 in KWin::Scene::paintScreen (this=0x130a120, mask=0x7fff30c77f7c, region=0x7fff30c780a0) at ../../kwin/scene.cpp:137
#134 0x00007ff53bb7f430 in KWin::SceneOpenGL::paint (this=0x130a120, damage=<value optimized out>, toplevels=<value optimized out>) at ../../kwin/scene_opengl.cpp:754
#135 0x00007ff53bb69287 in KWin::Workspace::performCompositing (this=<value optimized out>) at ../../kwin/composite.cpp:454
#136 0x00007ff53baea7dd in KWin::Workspace::qt_metacall (this=0x156e0a0, _c=QMetaObject::InvokeMetaMethod, _id=<value optimized out>, _a=0x7fff30c78250) at ./workspace.moc:583
#137 0x00007ff5380d8b27 in QMetaObject::activate (sender=0x156e568, m=<value optimized out>, local_signal_index=<value optimized out>, argv=0x500) at kernel/qobject.cpp:3280
#138 0x00007ff5380d28f9 in QObject::event (this=0x156e568, e=0x1) at kernel/qobject.cpp:1183
#139 0x00007ff53720afdc in QApplicationPrivate::notify_helper (this=0x1131e30, receiver=0x156e568, e=0x7fff30c789a0) at kernel/qapplication.cpp:4396
#140 0x00007ff537210aed in QApplication::notify (this=0x7fff30c78d90, receiver=0x156e568, e=0x7fff30c789a0) at kernel/qapplication.cpp:4277
#141 0x00007ff53b313156 in KApplication::notify (this=0x7fff30c78d90, receiver=0x156e568, event=0x7fff30c789a0) at ../../kdeui/kernel/kapplication.cpp:310
#142 0x00007ff5380c0cdc in QCoreApplication::notifyInternal (this=0x7fff30c78d90, receiver=0x156e568, event=0x7fff30c789a0) at kernel/qcoreapplication.cpp:732
#143 0x00007ff5380f06f2 in sendEvent (this=0x1132840) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#144 QTimerInfoList::activateTimers (this=0x1132840) at kernel/qeventdispatcher_unix.cpp:602
#145 0x00007ff5380f082c in QEventDispatcherUNIX::processEvents (this=0x110f6e0, flags=) at kernel/qeventdispatcher_unix.cpp:923
#146 0x00007ff5372bec4f in QEventDispatcherX11::processEvents (this=<value optimized out>, flags=) at kernel/qeventdispatcher_x11.cpp:152
#147 0x00007ff5380bfa02 in QEventLoop::processEvents (this=<value optimized out>, flags=) at kernel/qeventloop.cpp:149
#148 0x00007ff5380bfdec in QEventLoop::exec (this=0x7fff30c78cd0, flags=) at kernel/qeventloop.cpp:201
#149 0x00007ff5380c3ebb in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#150 0x00007ff53bb06f7d in kdemain (argc=<value optimized out>, argv=<value optimized out>) at ../../kwin/main.cpp:531
#151 0x00007ff53b74fd8e in __libc_start_main (main=<value optimized out>, argc=<value optimized out>, ubp_av=<value optimized out>, init=<value optimized out>, fini=<value optimized out>, rtld_fini=<value optimized out>, stack_end=0x7fff30c79398) at libc-start.c:226
#152 0x0000000000400669 in _start ()

This bug may be a duplicate of or related to bug 250639.

Possible duplicates by query: bug 250639.

Reported using DrKonqi