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 3.2.0-35-generic-pae i686
Distribution: Ubuntu 12.04.1 LTS

-- Information about the crash:
- What I was doing when the application crashed:
loading kwin for the first time. it happened right after i entered keyring Pw

-- Backtrace:
Application: KWin (kwin), signal: Segmentation fault
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
[KCrash Handler]
#7  nouveau_flush (ctx=0x8426ce0) at nouveau_driver.c:70
#8  nouveau_flush (ctx=0x8426ce0) at nouveau_driver.c:57
#9  0xae9914d0 in _mesa_flush (ctx=0x8426ce0) at main/context.c:1652
#10 0xae991572 in _mesa_make_current (newCtx=0x0, drawBuffer=0x0, readBuffer=0x0) at main/context.c:1431
#11 0xaeb17a34 in _mesa_meta_free (ctx=0x8426ce0) at drivers/common/meta.c:417
#12 0xaebd802c in nouveau_context_deinit (ctx=0x8426ce0) at nouveau_context.c:171
#13 0xaebe19d8 in nv10_context_destroy (ctx=0x8426ce0) at nv10_context.c:414
#14 0xaebd8088 in nouveau_context_destroy (dri_ctx=0x841be48) at nouveau_context.c:187
#15 0xaebd493a in driDestroyContext (pcp=0x841be48) at ../common/dri_util.c:277
#16 0xb645439a in dri2_destroy_context (context=0x83e6d58) at dri2_glx.c:132
#17 0xb642ada2 in glXDestroyContext (ctx=0x83e6d58, dpy=0x8329e58) at glxcmds.c:424
#18 glXDestroyContext (dpy=0x8329e58, ctx=0x83e6d58) at glxcmds.c:405
#19 0xb76d1826 in KWin::CompositingPrefs::deleteGLXContext (this=0xbf9f7f78) at ../../kwin/compositingprefs.cpp:282
#20 0xb76d2234 in KWin::CompositingPrefs::detect (this=0xbf9f7f78) at ../../kwin/compositingprefs.cpp:223
#21 0xb764c020 in KWin::Options::reloadCompositingSettings (this=0x83e7ee8, force=false) at ../../kwin/options.cpp:313
#22 0xb76512ea in KWin::Options::updateSettings (this=0x83e7ee8) at ../../kwin/options.cpp:256
#23 0xb764900e in KWin::Application::Application (this=0xbf9f8cc8) at ../../kwin/main.cpp:319
#24 0xb764b3ae in kdemain (argc=1, argv=0xbf9f8f74) at ../../kwin/main.cpp:511
#25 0x0804850b in main (argc=1, argv=0xbf9f8f74) at kwin_dummy.cpp:3

This bug may be a duplicate of or related to bug 306795.

Possible duplicates by query: bug 309328, bug 308780, bug 306795.

Reported using DrKonqi