(In reply to comment #3)
> 9800 GT and 8300 mGPU in my linux box.
> Disabling mGPU (in mainboard) -> This problem doesn't appear.
swap partition is mounted. then gdm doesn't start.
So, after disabling nouveau kernel module, starting X works well.
nouveau kernel module conflicts with nvidia (proprietary) driver in i686(x86).
(In reply to comment #3)
> 9800 GT and 8300 mGPU in my linux box.
> Disabling mGPU (in mainboard) -> This problem doesn't appear.
swap partition is mounted. then gdm doesn't start.
So, after disabling nouveau kernel module, starting X works well.
nouveau kernel module conflicts with nvidia (proprietary) driver in i686(x86).