(II) NVIDIA(0): Setting mode "1280x1024,1280x1024"
(II) Loading extension NV-GLX
(II) NVIDIA(0): NVIDIA 3D Acceleration Architecture Initialized
(II) NVIDIA(0): Using the NVIDIA 2D acceleration architecture
(==) NVIDIA(0): Backing store disabled
(==) NVIDIA(0): Silken mouse enabled

Backtrace:
0: /usr/bin/X(xf86SigHandler+0x81) [0x80c3971]
1: [0xffffe420]
2: /usr/bin/X(miInitializeCompositeWrapper+0xf4) [0x81581b4]
3: /usr/bin/X(DamageSetup+0x265) [0x8157795]
4: /usr/bin/X(miSpriteInitialize+0x1f) [0x811a99f]
5: /usr/bin/X(miDCInitialize+0xe7) [0x8107e47]
6: [0xb7332bb6]

Fatal server error:
Caught signal 11.  Server aborting