Comment 4 for bug 412113

and

X.Org X Server 1.6.0
Release Date: 2009-2-25
X Protocol Version 11, Revision 0
Build Operating System: Linux 2.6.24-23-server i686 Ubuntu
Current Operating System: Linux ntp-dp 2.6.28-11-server #42-Ubuntu SMP Fri Apr 17 02:48:10 UTC 2009 i686
Build Date: 09 April 2009 02:10:02AM
xorg-server 2:1.6.0-0ubuntu14 (<email address hidden>)
Before reporting problems, check http://wiki.x.org
to make sure that you have the latest version.
Markers: (--) probed, (**) from config file, (==) default setting,
(++) from command line, (!!) notice, (II) informational,
(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
(==) Log file: "/var/log/Xorg.1.log", Time: Thu Apr 30 09:29:09 2009
(==) Using config file: "/etc/X11/xorg.conf.failsafe"
error setting MTRR (base = 0xd5000000, size = 0x00e00000, type = 1) Invalid argument (22)
(EE) Failed to initialize GLX extension (Compatible NVIDIA X driver not found)
The XKEYBOARD keymap compiler (xkbcomp) reports:
> Warning: Type "ONE_LEVEL" has 1 levels, but <RALT> has 2 symbols
> Ignoring extra symbols
Errors from xkbcomp are not fatal to the X server
The XKEYBOARD keymap compiler (xkbcomp) reports:
> Warning: Type "ONE_LEVEL" has 1 levels, but <RALT> has 2 symbols
> Ignoring extra symbols
Errors from xkbcomp are not fatal to the X server
The XKEYBOARD keymap compiler (xkbcomp) reports:
> Warning: Type "ONE_LEVEL" has 1 levels, but <RALT> has 2 symbols
> Ignoring extra symbols
Errors from xkbcomp are not fatal to the X server
error setting MTRR (base = 0xd5000000, size = 0x00e00000, type = 1) Invalid argument (22)

Backtrace:
0: /usr/X11R6/bin/X(xorg_backtrace+0x3b) [0x813518b]
1: /usr/X11R6/bin/X(xf86SigHandler+0x55) [0x80c7be5]
2: [0xb7f59400]
3: /usr/lib/xorg/modules//libshadow.so(shadowRemove+0x4e) [0xb66fdeee]
4: /usr/lib/xorg/modules//libshadow.so [0xb66fe3a4]
5: /usr/X11R6/bin/X [0x80c6a07]
6: /usr/X11R6/bin/X [0x811289c]
7: /usr/X11R6/bin/X [0x811ec9c]
8: /usr/X11R6/bin/X [0x81254fc]
9: /usr/X11R6/bin/X [0x80cf45e]
10: /usr/lib/xorg/modules/drivers//vesa_drv.so [0xb688ebc2]
11: /usr/X11R6/bin/X [0x80c76db]
12: /usr/X11R6/bin/X [0x816272b]
13: /usr/X11R6/bin/X [0x80e1958]
14: /usr/X11R6/bin/X [0x80cc073]
15: /usr/X11R6/bin/X [0x814bb35]
16: /usr/X11R6/bin/X [0x817cd5c]
17: /usr/X11R6/bin/X [0x814589b]
18: /usr/X11R6/bin/X(main+0x44c) [0x807237c]
19: /lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xe5) [0xb7b2a775]
20: /usr/X11R6/bin/X [0x80717a1]
Saw signal 11. Server aborting.
ddxSigGiveUp: Closing log
ddxSigGiveUp: re-raising 11