Comment 40 for bug 441653

Have exactly the same problem.

Linux my-lnx 2.6.32-23-generic #37-Ubuntu SMP Fri Jun 11 08:03:28 UTC 2010 x86_64 GNU/Linux

# lspci |grep VGA
01:00.0 VGA compatible controller: nVidia Corporation G86M [Quadro NVS 150M] (rev a1)

X.Org X Server 1.7.6
Release Date: 2010-03-17
X Protocol Version 11, Revision 0
Build Operating System: Linux 2.6.24-27-server x86_64 Ubuntu
Current Operating System: Linux my-lnx 2.6.32-23-generic #37-Ubuntu SMP Fri Jun 11 08:03:28 UTC 2010 x86_64
Kernel command line: BOOT_IMAGE=/boot/vmlinuz-2.6.32-23-generic root=UUID=f9b4d685-e4dd-4725-8cd9-6cf6dcc18270 ro vga=792 splash quiet splash
Build Date: 16 June 2010 09:34:29AM
xorg-server 2:1.7.6-2ubuntu7.2 (For technical support please see http://www.ubuntu.com/support)
Current version of pixman: 0.16.4
        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: Wed Jul 21 20:22:21 2010
(==) Using config file: "/etc/X11/xorg.conf"
(==) Using config directory: "/usr/lib/X11/xorg.conf.d"
(==) ServerLayout "Layout0"
(**) |-->Screen "Screen0" (0)
(**) | |-->Monitor "Monitor0"
(**) | |-->Device "Device0"
(==) Automatically adding devices
(==) Automatically enabling devices
(WW) The directory "/usr/share/fonts/X11/cyrillic" does not exist.
        Entry deleted from font path.
(==) FontPath set to:
        /usr/share/fonts/X11/misc,
        /usr/share/fonts/X11/100dpi/:unscaled,
        /usr/share/fonts/X11/75dpi/:unscaled,
        /usr/share/fonts/X11/Type1,
        /usr/share/fonts/X11/100dpi,
        /usr/share/fonts/X11/75dpi,
        /var/lib/defoma/x-ttcidfont-conf.d/dirs/TrueType,
        built-ins
(==) ModulePath set to "/usr/lib/xorg/extra-modules,/usr/lib/xorg/modules"
(II) The server relies on udev to provide the list of input devices.
        If no devices become available, reconfigure udev or disable AutoAddDevices.
(II) Loader magic: 0x7ca300
(II) Module ABI versions:
        X.Org ANSI C Emulation: 0.4
        X.Org Video Driver: 6.0
        X.Org XInput driver : 7.0
        X.Org Server Extension : 2.0
(--) using VT number 1

Fatal server error:
xf86OpenConsole: VT_WAITACTIVE failed: Interrupted system call

Please consult the The X.Org Foundation support
         at http://wiki.x.org
 for help.
Please also check the log file at "/var/log/Xorg.1.log" for additional information.

 ddxSigGiveUp: Closing log