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 3.2.0-33-generic x86_64
Distribution: Ubuntu 12.04.1 LTS

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

I wanted to shutdown the computer then crash. I was surfing and the las t thing i did is to listen an audio with gnome-player.

-- 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 0x7f5b2fae1780 (LWP 2363))]

Thread 3 (Thread 0x7f5b0ffff700 (LWP 2369)):
#0  0x00007f5b2f2e9023 in select () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007f5b2ab38366 in qt_safe_select (nfds=18, fdread=0x7f5b08000ac8, fdwrite=0x7f5b08000d60, fdexcept=0x7f5b08000ff8, orig_timeout=<optimized out>) at kernel/qcore_unix.cpp:83
#2  0x00007f5b2ab3d7b2 in QEventDispatcherUNIXPrivate::doSelect (this=0x7f5b08000910, flags=..., timeout=0x0) at kernel/qeventdispatcher_unix.cpp:223
#3  0x00007f5b2ab3dca3 in QEventDispatcherUNIX::processEvents (this=0x7f5b080008f0, flags=...) at kernel/qeventdispatcher_unix.cpp:926
#4  0x00007f5b2ab0ac82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007f5b2ab0aed7 in QEventLoop::exec (this=0x7f5b0fffedd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007f5b2aa09fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007f5b2aaea9ff in QInotifyFileSystemWatcherEngine::run (this=0x1fec2d0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007f5b2aa0cfcb in QThreadPrivate::start (arg=0x1fec2d0) at thread/qthread_unix.cpp:298
#9  0x00007f5b23c31e9a in start_thread (arg=0x7f5b0ffff700) at pthread_create.c:308
#10 0x00007f5b2f2efcbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7f5b0f7fe700 (LWP 2370)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007f5b2bda4222 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f5b2bda4259 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f5b23c31e9a in start_thread (arg=0x7f5b0f7fe700) at pthread_create.c:308
#4  0x00007f5b2f2efcbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7f5b2fae1780 (LWP 2363)):
[KCrash Handler]
#6  0x0000000000000000 in ?? ()
#7  0x00007f5b2f68792a in KWin::Deleted::copyToDeleted (this=0x225dec0, c=0x24b3010) at ../../kwin/deleted.cpp:78
#8  0x00007f5b2f687bad in KWin::Deleted::create (c=0x24b3010) at ../../kwin/deleted.cpp:53
#9  0x00007f5b2f669570 in KWin::Unmanaged::release (this=0x24b3010) at ../../kwin/unmanaged.cpp:85
#10 0x00007f5b2f601ced in KWin::Workspace::~Workspace (this=0x1f531c0, __in_chrg=<optimized out>) at ../../kwin/workspace.cpp:533
#11 0x00007f5b2f602559 in KWin::Workspace::~Workspace (this=0x1f531c0, __in_chrg=<optimized out>) at ../../kwin/workspace.cpp:563
#12 0x00007f5b2f619305 in KWin::Application::~Application (this=0x7fffa01c99f0, __in_chrg=<optimized out>) at ../../kwin/main.cpp:340
#13 0x00007f5b2f61bc94 in kdemain (argc=<optimized out>, argv=<optimized out>) at ../../kwin/main.cpp:541
#14 0x00007f5b2f21d76d in __libc_start_main (main=0x400630 <main(int, char**)>, argc=3, ubp_av=0x7fffa01ca118, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffa01ca108) at libc-start.c:226
#15 0x0000000000400661 in _start ()

This bug may be a duplicate of or related to bug 299076.

Possible duplicates by query: bug 309862, bug 308636, bug 308593, bug 307068, bug 302768.

Reported using DrKonqi