(II) Setting vga for screen 0.
(II) Loading sub module "vgahw"
(II) LoadModule: "vgahw"
(II) Loading /usr/lib/xorg/modules//libvgahw.so
(II) Module vgahw: vendor="X.Org Foundation"
        compiled for 1.3.0, module version = 0.1.0
        ABI class: X.Org Video Driver, version 1.2

Backtrace:
0: Xorg(xf86SigHandler+0x81) [0x80c9581]
1: [0xffffe420]
2: /usr/lib/xorg/modules/drivers//amd_drv.so [0xb7c84a35]
3: Xorg(DoConfigure+0x118e) [0x80bb72e]
4: Xorg(InitOutput+0x655) [0x80a8b05]
5: Xorg(main+0x27b) [0x8076ceb]
6: /lib/libc.so.6(__libc_start_main+0xe0) [0xb7d9f050]
7: Xorg(FontFileCompleteXLFD+0x1e1) [0x8076241]

Fatal server error:
Caught signal 11.  Server aborting