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 3.2.0-32-generic x86_64
Distribution: Ubuntu 12.04.1 LTS

-- Information about the crash:
- What I was doing when the application crashed:

I happens nearly any time a restart my pc. I have the same problem on two different computers.

-- 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 0x7f7718dd67c0 (LWP 3415))]

Thread 3 (Thread 0x7f76fad9d700 (LWP 3501)):
#0  0x00007f77185eb123 in select () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007f7713d2b366 in qt_safe_select (nfds=18, fdread=0x7f76ec000ae8, fdwrite=0x7f76ec000d80, fdexcept=0x7f76ec001018, orig_timeout=<optimized out>) at kernel/qcore_unix.cpp:83
#2  0x00007f7713d307b2 in QEventDispatcherUNIXPrivate::doSelect (this=0x7f76ec000930, flags=..., timeout=0x0) at kernel/qeventdispatcher_unix.cpp:223
#3  0x00007f7713d30ca3 in QEventDispatcherUNIX::processEvents (this=0x7f76ec000910, flags=...) at kernel/qeventdispatcher_unix.cpp:926
#4  0x00007f7713cfdc82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f7713cfded7 in QEventLoop::exec (this=0x7f76fad9ccd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f7713bfcfa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f7713cdd9ff in QInotifyFileSystemWatcherEngine::run (this=0x2008010) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f7713bfffcb in QThreadPrivate::start (arg=0x2008010) at thread/qthread_unix.cpp:298
#9  0x00007f7714851b74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#10 0x00007f770ce26e9a in start_thread (arg=0x7f76fad9d700) at pthread_create.c:308
#11 0x00007f77185f1dbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#12 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f76fa59c700 (LWP 3502)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f77150a6222 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f77150a6259 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f7714851b74 in ?? () from /usr/lib/nvidia-current/libGL.so.1
#4  0x00007f770ce26e9a in start_thread (arg=0x7f76fa59c700) at pthread_create.c:308
#5  0x00007f77185f1dbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#6  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f7718dd67c0 (LWP 3415)):
[KCrash Handler]
#6  0x0000000000000000 in ?? ()
#7  0x00007f771898992a in KWin::Deleted::copyToDeleted (this=0x296e500, c=0x2e7c4a0) at ../../kwin/deleted.cpp:78
#8  0x00007f7718989bad in KWin::Deleted::create (c=0x2e7c4a0) at ../../kwin/deleted.cpp:53
#9  0x00007f771896b570 in KWin::Unmanaged::release (this=0x2e7c4a0) at ../../kwin/unmanaged.cpp:85
#10 0x00007f7718903ced in KWin::Workspace::~Workspace (this=0x1e98a00, __in_chrg=<optimized out>) at ../../kwin/workspace.cpp:533
#11 0x00007f7718904559 in KWin::Workspace::~Workspace (this=0x1e98a00, __in_chrg=<optimized out>) at ../../kwin/workspace.cpp:563
#12 0x00007f771891b305 in KWin::Application::~Application (this=0x7fff0e258740, __in_chrg=<optimized out>) at ../../kwin/main.cpp:340
#13 0x00007f771891dc94 in kdemain (argc=<optimized out>, argv=<optimized out>) at ../../kwin/main.cpp:541
#14 0x00007f771851f76d in __libc_start_main (main=0x400630 <main(int, char**)>, argc=3, ubp_av=0x7fff0e258e68, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff0e258e58) at libc-start.c:226
#15 0x0000000000400661 in _start ()

This bug may be a duplicate of or related to bug 282933.

Possible duplicates by query: bug 307068, bug 302768, bug 301165, bug 299933, bug 299076.

Reported using DrKonqi