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 2.6.36-020636rc7-generic i686
Distribution: Ubuntu 10.10

-- Information about the crash:
- Custom settings of the application:
A l'activation des effets du bureau, kwin plante.

The crash can be reproduced every time.

-- Backtrace:
Application: KWin (kwin), signal: Segmentation fault
[Current thread is 1 (Thread 0xb332d720 (LWP 2408))]

Thread 2 (Thread 0xaaa37b70 (LWP 2412)):
#0  0xb3e2fe36 in clock_gettime () from /lib/librt.so.1
#1  0xb681250b in do_gettime () at tools/qelapsedtimer_unix.cpp:105
#2  qt_gettime () at tools/qelapsedtimer_unix.cpp:119
#3  0xb68e96e5 in QTimerInfoList::updateCurrentTime (this=0x9932390) at kernel/qeventdispatcher_unix.cpp:339
#4  0xb68e9d55 in QEventDispatcherUNIXPrivate::doSelect (this=0x9931cf0, flags=..., timeout=0x0) at kernel/qeventdispatcher_unix.cpp:182
#5  0xb68eac25 in QEventDispatcherUNIX::processEvents (this=0x996b238, flags=...) at kernel/qeventdispatcher_unix.cpp:919
#6  0xb68b7609 in QEventLoop::processEvents (this=0xaaa37280, flags=) at kernel/qeventloop.cpp:149
#7  0xb68b7a8a in QEventLoop::exec (this=0xaaa37280, flags=...) at kernel/qeventloop.cpp:201
#8  0xb67b3b7e in QThread::exec (this=0x98df1b0) at thread/qthread.cpp:490
#9  0xb689635b in QInotifyFileSystemWatcherEngine::run (this=0x98df1b0) at io/qfilesystemwatcher_inotify.cpp:248
#10 0xb67b6df9 in QThreadPrivate::start (arg=0x98df1b0) at thread/qthread_unix.cpp:266
#11 0xb6740cc9 in start_thread () from /lib/libpthread.so.0
#12 0xb769d6ae in clone () from /lib/libc.so.6

Thread 1 (Thread 0xb332d720 (LWP 2408)):
[KCrash Handler]
#7  0xa967bddd in ?? () from /usr/lib/dri/i965_dri.so
#8  0xb6d4b1bc in ?? () from /usr/lib/mesa/libGL.so.1
#9  0xb6d241f7 in glXSwapBuffers () from /usr/lib/mesa/libGL.so.1
#10 0xb7809e3e in KWin::SceneOpenGL::flushBuffer (this=0x97229c8, mask=161031384, damage=...) at ../../kwin/scene_opengl.cpp:837
#11 0xb780aed4 in KWin::SceneOpenGL::paint (this=0x97229c8, damage=..., toplevels=...) at ../../kwin/scene_opengl.cpp:767
#12 0xb77f2be4 in KWin::Workspace::performCompositing (this=0x9715200) at ../../kwin/composite.cpp:454
#13 0xb7763c1e in KWin::Workspace::qt_metacall (this=0x9715200, _c=QMetaObject::InvokeMetaMethod, _id=190, _a=0xbffdf98c) at ./workspace.moc:583
#14 0xb68be8ca in QMetaObject::metacall (object=0x9715200, cl=161031176, idx=190, argv=0xbffdf98c) at kernel/qmetaobject.cpp:237
#15 0xb68d16ad in QMetaObject::activate (sender=0x97154b0, m=0xb69eb5a4, local_signal_index=0, argv=0x0) at kernel/qobject.cpp:3280
#16 0xb69231e7 in QTimer::timeout (this=0x97154b0) at .moc/release-shared/moc_qtimer.cpp:134
#17 0xb68d71ce in QTimer::timerEvent (this=0x97154b0, e=0xbffdfee0) at kernel/qtimer.cpp:271
#18 0xb68cb504 in QObject::event (this=0x97154b0, e=0xa9963dd0) at kernel/qobject.cpp:1183
#19 0xb5d9dfdc in QApplicationPrivate::notify_helper (this=0x965ffe0, receiver=0x97154b0, e=0xbffdfee0) at kernel/qapplication.cpp:4396
#20 0xb5da404e in QApplication::notify (this=0xbffe01e4, receiver=0x97154b0, e=0xbffdfee0) at kernel/qapplication.cpp:3798
#21 0xb73ed68a in KApplication::notify (this=0xbffe01e4, receiver=0x97154b0, event=0xbffdfee0) at ../../kdeui/kernel/kapplication.cpp:310
#22 0xb7780aef in KWin::Application::notify (this=0xbffe01e4, o=0x97154b0, e=0xbffdfee0) at ../../kwin/main.cpp:372
#23 0xb68b8b3b in QCoreApplication::notifyInternal (this=0xbffe01e4, receiver=0x97154b0, event=0xbffdfee0) at kernel/qcoreapplication.cpp:732
#24 0xb68eaad6 in sendEvent (this=0x9660768) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:215
#25 QTimerInfoList::activateTimers (this=0x9660768) at kernel/qeventdispatcher_unix.cpp:602
#26 0xb68eac37 in QEventDispatcherUNIX::processEvents (this=0x9643980, flags=...) at kernel/qeventdispatcher_unix.cpp:923
#27 0xb5e610d2 in QEventDispatcherX11::processEvents (this=0x9643980, flags=...) at kernel/qeventdispatcher_x11.cpp:152
#28 0xb68b7609 in QEventLoop::processEvents (this=0xbffe0134, flags=) at kernel/qeventloop.cpp:149
#29 0xb68b7a8a in QEventLoop::exec (this=0xbffe0134, flags=...) at kernel/qeventloop.cpp:201
#30 0xb68bc00f in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1009
#31 0xb5d9ce07 in QApplication::exec () at kernel/qapplication.cpp:3672
#32 0xb7782c54 in kdemain (argc=3, argv=0xbffe0444) at ../../kwin/main.cpp:531
#33 0x080485ab in main (argc=3, argv=0xbffe0444) at kwin_dummy.cpp:3

Possible duplicates by query: bug 253703, bug 246047.

Reported using DrKonqi