Kernel Panic is making me panic

[Rick Stevens]

On 03/02/2012 03:35 PM, Arthur Dent wrote:
> On Fri, 2012-03-02 at 13:33 -0800, Rick Stevens wrote:
>> On 03/02/2012 12:40 PM, Arthur Dent wrote:
>>> Hello all,
>>>
>>> On Feb 29 my Fedora 16 box updated itself (I'm not wild about the only
>>> options being completely manual update or completely automatic update -
>>> but that's another story). It must have updated the Kernel because the
>>> next day when I turned on the PC I had a kernel panic (details below)
>>> and the machine failed to boot.
>>>
>>
>> Looks like either dracut didn't put the driver you need for your hard
>> drive in the ramdisk image or the grub configuration is telling it to
>> use the wrong root partition.  Check the grub config first and make sure
>> the entry for the faulty kernel has the same root partition as the
>> working kernel.
>
> Ah yes! Thanks for pointing me in the right direction.
>
> Looking at my /etc/grub2.cfg I noticed that the stanza for the most
> recent kernel was the same (except for kernel version) in every respect
> as its predecessor - EXCEPT that it lacked the line:
> initrd /boot/initramfs-3.2.7-1.fc16.i686.PAE.img
>
> Looking in /boot I see that the following files are present:
> config-3.2.7-1.fc16.i686.PAE
> System.map-3.2.7-1.fc16.i686.PAE
> vmlinuz-3.2.7-1.fc16.i686.PAE
>
> but NO initramfs-3.2.7-1.fc16.i686.PAE.img !
>
> I have done a yum reinstall kernel-3.2.7-1.fc16.i686.PAE and I am now
> speaking to you from that new kernel!

Great! Glad to hear it and very happy to have helped.

> It has however pointed up to me the fact that the last yum update did
> not complete properly and there are several (about 24) other errors. I
> will make that the subject of another post.
>
> Thank you once again.

Yes, one should always keep an eye on updates. I never permit automatic
updates...I always want to watch it when it happens to catch glitches
like that. Also, keep an eye on the /var/log/yum.log file--just in case!
----------------------------------------------------------------------
- Rick Stevens, Systems Engineer, AllDigital    ricks at alldigital.com -
- AIM/Skype: therps2        ICQ: 22643734            Yahoo: origrps2 -
-                                                                    -
-                Huked on foniks reely wurked for me!                -
----------------------------------------------------------------------