Application: kwin (4.8.5 (4.8.5))
KDE Platform Version: 4.8.5 (4.8.5)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-29-generic x86_64
Distribution: Ubuntu 12.04.1 LTS

-- Information about the crash:
- What I was doing when the application crashed: I was seeing a flv video with VLC on full screen. I exites full-screen, stoped it, close VLC from close button, and KWin crashed.

-- Backtrace:
Application: KWin (kwin), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f104c4577c0 (LWP 1949))]

Thread 3 (Thread 0x7f10278ab700 (LWP 1954)):
#0  0x00007fff60bff8de in ?? ()
#1  0x00007f1040eee15d in __GI_clock_gettime (clock_id=<optimized out>, tp=<optimized out>) at ../sysdeps/unix/clock_gettime.c:116
#2  0x00007f10472dabb4 in do_gettime (frac=0x7f10278aaa58, sec=0x7f10278aaa50) at tools/qelapsedtimer_unix.cpp:123
#3  qt_gettime () at tools/qelapsedtimer_unix.cpp:140
#4  0x00007f10473b2b8d in QTimerInfoList::updateCurrentTime (this=0x7f101c001198) at kernel/qeventdispatcher_unix.cpp:343
#5  0x00007f10473b4476 in QEventDispatcherUNIXPrivate::doSelect (this=0x7f101c000930, flags=..., timeout=0x0) at kernel/qeventdispatcher_unix.cpp:186
#6  0x00007f10473b4ca3 in QEventDispatcherUNIX::processEvents (this=0x7f101c000910, flags=...) at kernel/qeventdispatcher_unix.cpp:926
#7  0x00007f1047381c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#8  0x00007f1047381ed7 in QEventLoop::exec (this=0x7f10278aacd0, flags=...) at kernel/qeventloop.cpp:204
#9  0x00007f1047280fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#10 0x00007f10473619ff in QInotifyFileSystemWatcherEngine::run (this=0x1a3e150) at io/qfilesystemwatcher_inotify.cpp:248
#11 0x00007f1047283fcb in QThreadPrivate::start (arg=0x1a3e150) at thread/qthread_unix.cpp:298
#12 0x00007f1047ed5b74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#13 0x00007f10404aae9a in start_thread (arg=0x7f10278ab700) at pthread_create.c:308
#14 0x00007f104bc744bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#15 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f10270aa700 (LWP 1955)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f104872a222 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f104872a259 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f1047ed5b74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#4  0x00007f10404aae9a in start_thread (arg=0x7f10270aa700) at pthread_create.c:308
#5  0x00007f104bc744bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f104c4577c0 (LWP 1949)):
[KCrash Handler]
#6  pointInsideRectAndMask (p=..., this=0x29598e0) at .moc/release-shared/moc_qwidget.cpp:375
#7  QWidgetPrivate::childAt_helper (this=0x29598e0, p=..., ignoreChildrenInDestructor=false) at kernel/qwidget.cpp:9959
#8  0x00007f1046785b40 in QETWidget::translateMouseEvent (this=0x29bdc70, event=<optimized out>) at kernel/qapplication_x11.cpp:4605
#9  0x00007f1046784bae in QApplication::x11ProcessEvent (this=0x7fff60b3a400, event=0x7fff60b3a0f0) at kernel/qapplication_x11.cpp:3732
#10 0x00007f10467aeb3a in QEventDispatcherX11::processEvents (this=0x11c9ad0, flags=...) at kernel/qeventdispatcher_x11.cpp:132
#11 0x00007f1047381c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#12 0x00007f1047381ed7 in QEventLoop::exec (this=0x7fff60b3a340, flags=...) at kernel/qeventloop.cpp:204
#13 0x00007f1047386f67 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1148
#14 0x00007f104bf9fc36 in kdemain (argc=<optimized out>, argv=<optimized out>) at ../../kwin/main.cpp:541
#15 0x00007f104bba376d in __libc_start_main (main=0x400630 <main(int, char**)>, argc=3, ubp_av=0x7fff60b3ab28, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff60b3ab18) at libc-start.c:226
#16 0x0000000000400661 in _start ()

This bug may be a duplicate of or related to bug 303575, bug 288454.

Possible duplicates by query: bug 303575, bug 288454.

Reported using DrKonqi