[CentOS] Centos6.4 via CR-repo; boot problems -solved by removing kmod-nvidia

Thu Feb 28 11:34:35 UTC 2013
Ned Slider <ned at unixmail.co.uk>

On 28/02/13 11:42, Johan Vermeulen wrote:
>
> Op 28-02-13 12:21, Ned Slider schreef:
>> On 28/02/13 10:52, Johan Vermeulen wrote:
>>> Op 28-02-13 10:04, jvermeulen schreef:
>>>> Dear All,
>>>>
>>>> after updating to Centos6.4 via cr-repo, my laptop hangs on:
>>>>
>>>> starting crond :        ok
>>>>
>>>> I booted in single user mode but I'm not sure what to change ....
>>>>
>>>> The laptop is an older MSI, hardware details attached.
>>>>
>>>> what could be the issue here?
>>>>
>>>> greetings, J.
>>> Solved after removing Elrepo-package kmod-nvidia.
>>> I had that installed for being able to use an external monitor.
>>>
>> Without posting any details like what version of the driver you are
>> using, or a copy of your xorg.log file showing the errors it's
>> impossible to say or do much other than guess at the problem.
>>
>> However, I have done my best to test your scenario. The latest NVIDIA
>> driver to support your hardware (from elrepo) is kmod-nvidia-304xx, the
>> 304 series legacy driver (if you are unsure, trying installing and
>> running nvidia-detect from elrepo which will advise you of the correct
>> driver for your hardware).
>>
>> I can tell you that this driver works fine with the 6.4 update. There
>> was some doubt about whether older drivers would support 6.4 as Xorg
>> received an ABI update to 13.1 in the 6.4 release which older display
>> drivers might not support. However, I have confirmed that the 304.xx
>> legacy drivers and the latest 310.xx series NVIDIA drivers both fully
>> support the version of Xorg shipped with 6.4
>>
>> So, my best guess is that you were maybe running an old version of the
>> NVIDIA drivers and needed to update? But as I said above, without any
>> further clues to work with I'm really guessing in the dark.
>>
>>
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>
> Hello,
>
> thanks for looking in to this.
>
> Indeed, I should have included xorg.log. It took me longer than it
> should have to realize it was a "graphical issue".
>
> Not updating could be the issue, I installed kmod-nvidia but never ran
> an update with Elrepo repo enabled.
> I will test that and report back.
>
> Greetings, J.
>

That indeed sounds like the issue. Try (re)installing the latest version 
that supports your hardware, kmod-nvidia-304xx:

yum install kmod-nvidia-304xx

and reboot.

Hope that helps.