On 25/04/13 03:23, Joseph Areeda wrote:
> Here I am again.
>
> I have my system working well with nouveau drivers but I need to install
> the nvidia drivers because I do do some GPU work.
>
> I tried installing kmod-nvidia and nvidia-x11-drv from ELREPO but X
> won't start.
>
> BTW - if this happens to you it is very helpful to set the boot level to
> 3 so you can poke around.  Edit /etc/inittab and change the level in the
> last line from 5 to 3.
>
> I reread the thread from a few weeks ago on this problem but didn't see
> any resolution.
>
> The error messages that seem pertinent are:
>
>  From /var/log/Xorg.0.log.old (I'm now running nouveau drivers)
>
>     [    45.437] (II) LoadModule: "glx"
>     [    45.449] (II) Loading
>     /usr/lib64/xorg/modules/extensions/nvidia/libglx.so
>     [    46.197] (II) Module glx: vendor="NVIDIA Corporation"
>     [    46.197]    compiled for 4.0.2, module version = 1.0.0
>     [    46.197]    Module class: X.Org Server Extension
>     [    46.197] (II) NVIDIA GLX Module  310.44  Wed Mar 27 15:10:55 PDT
>     2013
>     [    46.197] Loading extension GLX
>     [    46.197] (II) LoadModule: "nvidia"
>     [    46.206] (II) Loading /usr/lib64/xorg/modules/drivers/nvidia_drv.so
>     [    46.269] (II) Module nvidia: vendor="NVIDIA Corporation"
>     [    46.269]    compiled for 4.0.2, module version = 1.0.0
>     [    46.269]    Module class: X.Org Video Driver
>     [    46.581] (EE) NVIDIA: Failed to load the NVIDIA kernel module.
>     Please check your
>     [    46.581] (EE) NVIDIA:     system's kernel log for additional
>     error messages.
>     [    46.581] (II) UnloadModule: "nvidia"
>     [    46.581] (II) Unloading nvidia
>     [    46.581] (EE) Failed to load module "nvidia" (module-specific
>     error, 0)
>     [    46.581] (EE) No drivers available.
>
> from /var/log/messages:
>
>     Apr 24 18:53:21 george kernel: nvidia: module license 'NVIDIA'
>     taints kernel.
>     Apr 24 18:53:21 george kernel: Disabling lock debugging due to
>     kernel taint
>     Apr 24 18:53:21 george kernel: NVRM: The NVIDIA probe routine was
>     not called for 1 device(s).
>     Apr 24 18:53:21 george kernel: NVRM: This can occur when a driver
>     such as nouveau, rivafb,
>     Apr 24 18:53:21 george kernel: NVRM: nvidiafb, or rivatv was loaded
>     and obtained ownership of
>     Apr 24 18:53:21 george kernel: NVRM: the NVIDIA device(s).
>     Apr 24 18:53:21 george kernel: NVRM: Try unloading the conflicting
>     kernel module (and/or
>     Apr 24 18:53:21 george kernel: NVRM: reconfigure your kernel without
>     the conflicting
>     Apr 24 18:53:21 george kernel: NVRM: driver(s)), then try loading
>     the NVIDIA kernel module
>     Apr 24 18:53:21 george kernel: NVRM: again.
>     Apr 24 18:53:21 george kernel: NVRM: No NVIDIA graphics adapter probed!
>
> Checking /etc/modprobe.d (with the nvidia drivers installed) showed
> those modules were either in bloacklist.conf or blacklist-nouveau.conf.
>
> I also tried
>
>     dracut -f /boot/initramfs-$(uname -r).img $(uname -r)
>
> which has worked in the past when blacklist wasn't really blacklisting.
>
> I'm not sure I will be running 6.4 from now on.  It has not been tested
> with the rpms from our group.
>
> I'd appreciate any suggestions.
>
> Joe
>
I've just had what looks like a similar problem on Fedora 17, solved by 
editing the 'files' section of xorg.conf.  Modules sourced by X.org were 
being loaded instead of those from nvidia.  Here's an extract from the 
thread (304.64) on rpmfusion-users.

>> Section "Files"
>> #    ModulePath   "/usr/lib64/xorg/modules/extensions/nvidia"
>>           ModulePath   "/usr/lib64/nvidia/xorg"
>> #    ModulePath   "/usr/lib64/xorg/modules/extensions"
>>     ModulePath   "/usr/lib64/xorg/modules"
>>     FontPath     "/usr/share/fonts/default/Type1"
>> EndSection
>>
>> as suggested here:
>>
>> http://forums.fedoraforum.org/showthread.php?t=286084

John P