[CentOS] Kernel panic after update to 6.4

Thu Mar 14 10:08:47 UTC 2013
Liam O'Toole <liam.p.otoole at gmail.com>

On 2013-03-13, Johnny Hughes <johnny at centos.org> wrote:

(...)

> On 03/13/2013 04:19 PM, Liam O'Toole wrote:
>> On 2013-03-13, Emmett Culley <emmett at webengineer.com> wrote:
>>
>> (...)
>>
>>> So let's start again.
>>>
>>> Kernel panic - Not syncing: Attempted to kill init!
>>> Pid: 1, comm: init not tainted: 2.6.32-358.0.1.el6.x86_64 #1
>>>
>>> After yum upgrade --enablerepo=3Depel on two of five machines, one of =
> which is the host for the three VM's that succeeded and the one that fail=
> ed, just as the host.
>>>
>>> I have a screen shot of that VM's boot failure, but I don't know the p=
> roper way to include it in a post.
>>>
>>> I've uninstalled that kernel and ran yum upgrade again, it still fails=
>  on that kernel, on both the host and the VM.  I suppose the good thing i=
> s that it happened on a VM guest that is not critical, so I don't have to=
>  experiment with the host that has four important guests running on it.
>>>
>>> Any ideas?
>>>
>>> Emmett
>> I saw this problem on one machine I upgraded from 6.3 to 6.4 recently.
>> When I boot it in verbose mode I see the following messages:
>>
>> 	dracut: /proc/misc: No entry for device-mapper found
>> 	dracut: Failure to communicate with kernel device-mapper driver
>>
>> which led me to the following bug report:
>>
>> 	http://bugs.centos.org/view.php?id=3D6304
>>
>> Just today kernel 2.6.32-358.2.1 became available. The problem is still=
>
>> present, but only on the same one machine.
>>
>
> What does this command say:
>
> rpm -q device-mapper

The output is

	device-mapper-1.02.77-9.el6.i686

Ditto on the machines which are *not* affected.

-- 

Liam