On Tue, Jan 19, 2010 at 4:58 PM, Jeffrey J. Kosowsky
<atr...@kosowsky.org> wrote:
> nvidia driver was working fine until I rebooted.
> When rebooted, screen flashed (in console mode) on and off multiple
> times but stayed in consult mode:
>
> /var/log/messages says:
>  gdm-binary[5460]: WARNING: GdmDisplay: display lasted 0.114100 seconds
>  gdm-binary[5460]: WARNING: GdmDisplay: display lasted 0.097133 seconds
>  gdm-binary[5460]: WARNING: GdmDisplay: display lasted 0.091895 seconds
> ... (multiple similar lines clipped)...
>  gdm-binary[5460]: WARNING: GdmLocalDisplayFactory: maximum number of
>      X display failures reached: check X server log for errors
>  init: prefdm main process (5460) terminated with status
>
> /var/log/Xorg.0.log says:
>        (II) LoadModule: "nvidia"
>        (II) Loading /usr/lib/xorg/modules/drivers/nvidia_drv.so
>        (II) Module nvidia: vendor="NVIDIA Corporation"
>        compiled for 4.0.2, module version = 1.0.0
>        Module class: X.Org Video Driver
>    (EE) NVIDIA: Failed to load the NVIDIA kernel module. Please check your
>        (EE) NVIDIA:     system's kernel log for additional error messages.
>        (II) UnloadModule: "nvidia"
>        (II) Unloading /usr/lib/xorg/modules/drivers/nvidia_drv.so
>        (EE) Failed to load module "nvidia" (module-specific error, 0)
>        (EE) No drivers available.
>
>        Fatal server error:
>        no screens found
>
> Note: I have the following relevant lines in /etc/modprobe.conf:
>        # nvidia kernel module
>        alias char-major-195 nvidia-190_42
>        alias nvidia nvidia-190_42
>
>        #Turn on AGP "Fast Write" and "SBA" for NvAGP
>        options nvidia NVreg_EnableAGPSBA=1 NVreg_EnableAGPFW=1
>        #Blacklist nouveau since it conflicts with nvidia driver
>        blacklist nouveau
>
> Also, I have the following nvidia rpms installed:
>        nvidia-graphics-devices-1.0-6.fc12.noarch.rpm
>        nvidia-graphics-helpers-0.0.29-30.fc12.i686.rpm
>        nvidia-graphics190.42-190.42-119.fc12.i686.rpm
>        nvidia-graphics190.42-kmdl-2.6.31.6-166.fc12-190.42-119.fc12.i686.rpm
>        nvidia-graphics190.42-libs-190.42-119.fc12.i686.rpm
>
> Finally, my kernel line in grub.conf is:
>   kernel /vmlinuz-2.6.31.9-174.fc12.i686 ro root=LABEL=root
>   LANG=en_US.UTF-8 SYSFONT=latarcyrheb-sun16 KEYBOARDTYPE=pc KEYTABLE=us
>   agp=off rhgb quiet
>
> Not sure what if anything changed... though I hadn't rebooted in about
> a month and there have been many extensive yum updates since. But I
> know I haven't updated kernels or graphic drivers so at least that
> hasn't changed.
>
> Any ideas what may be going wrong and how to fix?
>
> _______________________________________________

Sure sounds like the nouveau driver has taken over to me.  Are you
sure you haven't updated the kernel?  That's the only way I've seen
this happen, although I guess it's possible some other update did it
as well.

Search the list and google around for 'fedora blacklist nouveau'.
This has been brought up many times all over the place.

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