Comment 22 for bug 711571

I have now experienced this crash on my computer with the NVidia card, it's just much less common than my computer with the ATI card. Here's the backtrace for the crash that just happened with the NVidia card.

Backtrace:
0: /usr/bin/X (xorg_backtrace+0x26) [0x45d396]
1: /usr/bin/X (0x400000+0x617b9) [0x4617b9]
2: /lib/libpthread.so.0 (0x7f171683a000+0xf150) [0x7f1716849150]
3: /usr/bin/X (ChangeGC+0x194) [0x4400c4]
4: /usr/bin/X (miPaintWindow+0xf6) [0x458416]
5: /usr/bin/X (miWindowExposures+0xc2) [0x458682]
6: /usr/bin/X (0x400000+0x12bc0d) [0x52bc0d]
7: /usr/bin/X (miHandleValidateExposures+0x68) [0x55c398]
8: /usr/bin/X (UnmapWindow+0x200) [0x4544a0]
9: /usr/bin/X (0x400000+0x1621f4) [0x5621f4]
10: /usr/bin/X (0x400000+0xa11e9) [0x4a11e9]
11: /usr/bin/X (FreeResource+0x124) [0x44b684]
12: /usr/bin/X (0x400000+0x1616d8) [0x5616d8]
13: /usr/bin/X (0x400000+0x161a8e) [0x561a8e]
14: /usr/bin/X (0x400000+0xa11d9) [0x4a11d9]
15: /usr/bin/X (FreeClientResources+0xdc) [0x44bd5c]
16: /usr/bin/X (CloseDownClient+0x5a) [0x42deaa]
17: /usr/bin/X (0x400000+0x2e9ee) [0x42e9ee]
18: /usr/bin/X (0x400000+0x22b7e) [0x422b7e]
19: /lib/libc.so.6 (__libc_start_main+0xfd) [0x7f17157badcd]
20: /usr/bin/X (0x400000+0x22e6d) [0x422e6d]
Segmentation fault at address 0x2