Application: kwin (4.8.2 (4.8.2))
KDE Platform Version: 4.8.2 (4.8.2)
Qt Version: 4.8.1
Operating System: Linux 3.2.0-23-generic x86_64
Distribution: Ubuntu precise (development branch)

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

I was just using the kde power off button to shut down everything and then it 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 0x7ff84659e780 (LWP 2248))]

Thread 3 (Thread 0x7ff8288de700 (LWP 2369)):
#0  0x00007ff845db1823 in select () at ../sysdeps/unix/syscall-template.S:82
#1  0x00007ff8415b2366 in qt_safe_select (nfds=22, fdread=0x7ff820000ac8, fdwrite=0x7ff820000d60, fdexcept=0x7ff820000ff8, orig_timeout=<optimized out>) at kernel/qcore_unix.cpp:83
#2  0x00007ff8415b77b2 in QEventDispatcherUNIXPrivate::doSelect (this=0x7ff820000910, flags=..., timeout=0x0) at kernel/qeventdispatcher_unix.cpp:223
#3  0x00007ff8415b7ca3 in QEventDispatcherUNIX::processEvents (this=0x7ff8200008f0, flags=...) at kernel/qeventdispatcher_unix.cpp:926
#4  0x00007ff841584c82 in QEventLoop::processEvents (this=<optimized out>, flags=...) at kernel/qeventloop.cpp:149
#5  0x00007ff841584ed7 in QEventLoop::exec (this=0x7ff8288dddd0, flags=...) at kernel/qeventloop.cpp:204
#6  0x00007ff841483fa7 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:501
#7  0x00007ff8415649ff in QInotifyFileSystemWatcherEngine::run (this=0x12b01b0) at io/qfilesystemwatcher_inotify.cpp:248
#8  0x00007ff841486fcb in QThreadPrivate::start (arg=0x12b01b0) at thread/qthread_unix.cpp:298
#9  0x00007ff83a6b1e9a in start_thread (arg=0x7ff8288de700) at pthread_create.c:308
#10 0x00007ff845db84bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#11 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7ff81bfff700 (LWP 2370)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
#1  0x00007ff842870222 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007ff842870259 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007ff83a6b1e9a in start_thread (arg=0x7ff81bfff700) at pthread_create.c:308
#4  0x00007ff845db84bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7ff84659e780 (LWP 2248)):
[KCrash Handler]
#6  0x00007ff84614f654 in KWin::Deleted::copyToDeleted (this=0x15228b0, c=0x16517c0) at ../../kwin/deleted.cpp:78
#7  0x00007ff84614f8dd in KWin::Deleted::create (c=0x16517c0) at ../../kwin/deleted.cpp:53
#8  0x00007ff8461312a0 in KWin::Unmanaged::release (this=0x16517c0) at ../../kwin/unmanaged.cpp:85
#9  0x00007ff8460c9bed in KWin::Workspace::~Workspace (this=0x1115e40, __in_chrg=<optimized out>) at ../../kwin/workspace.cpp:533
#10 0x00007ff8460ca459 in KWin::Workspace::~Workspace (this=0x1115e40, __in_chrg=<optimized out>) at ../../kwin/workspace.cpp:563
#11 0x00007ff8460e1065 in KWin::Application::~Application (this=0x7fff3ec61320, __in_chrg=<optimized out>) at ../../kwin/main.cpp:340
#12 0x00007ff8460e39f4 in kdemain (argc=<optimized out>, argv=<optimized out>) at ../../kwin/main.cpp:541
#13 0x00007ff845ce776d in __libc_start_main (main=0x400640 <main(int, char**)>, argc=1, ubp_av=0x7fff3ec61a48, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff3ec61a38) at libc-start.c:226
#14 0x0000000000400671 in _start ()

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

Possible duplicates by query: bug 297893, bug 293182, bug 286637, bug 282933.

Reported using DrKonqi