Comment 3 for bug 158761

Backtrace:
0: /usr/bin/X(xf86SigHandler+0x81) [0x80c9581]
1: [0xffffe420]
2: /usr/lib/xorg/modules//libfb.so(fbFillRegionSolid+0xd5) [0xb7afbd75]
3: /usr/lib/xorg/modules//libfb.so(fbPaintWindow+0xb3) [0xb7afbed3]
4: /usr/lib/xorg/modules//libxaa.so(XAAPaintWindow+0x150) [0xb7aa11a0]
5: /usr/bin/X [0x817ca2e]
6: /usr/bin/X [0x81780f1]
7: /usr/bin/X(compPaintWindowBackground+0x6d) [0x810a77d]
8: /usr/bin/X(miWindowExposures+0xfa) [0x81265ea]
9: /usr/bin/X [0x80debbc]
10: /usr/lib/xorg/modules/extensions//libdri.so(DRIWindowExposures+0x89) [0xb7c6caf9]
11: /usr/bin/X(miHandleValidateExposures+0x78) [0x813e168]
12: /usr/bin/X(MapWindow+0x3e7) [0x807b857]
13: /usr/bin/X(ProcMapWindow+0x59) [0x808edb9]
14: /usr/bin/X [0x81575b1]
15: /usr/bin/X(Dispatch+0x1aa) [0x808f47a]
16: /usr/bin/X(main+0x495) [0x8076f05]
17: /lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xe0) [0xb7de0050]
18: /usr/bin/X(FontFileCompleteXLFD+0x1e1) [0x8076241]

Fatal server error:
Caught signal 11. Server aborting