On Wed, Oct 2, 2013 at 11:47 AM, Stefan G. Weichinger <li...@xunil.at> wrote:
> Am 02.10.2013 18:31, schrieb Stefan G. Weichinger:
>> Am 02.10.2013 15:54, schrieb Kerin Millar:
>>
>>> Run "modinfo kvm kvm-amd" and check for discrepancies between the
>>> details of the two, especially regarding the vermagic field.
>>
>> [...]
>>
>>> I would suggest "make mrproper" to clean the source tree. Ensure that
>>> the .config has been backed up because it will be deleted as a result.
>>
>> I had no module "kvm" because one was built as module and one into the
>> kernel. I now did mrproper and recompile both kvm and kvm_amd into the
>> kernel. The next reboot will show ...
>
> Rather simple issue:
>
> I have a kernel in boot with the suffix -safe ... and this one got
> listed first in grub.conf.

kerninst is pretty stupid. To create the list of kernels (in GRUB, not
GRUB2), it simply lists the kernels in /boot, sorts them inverted by
version, and then uses that order for the listing.

Therefore, if you have:

vmlinuz-3.9
vmlinuz-3.8
vmlinuz-3.10
vmlinuz-blah

the inverted sort by version will be:

vmlinuz-blah
vmlinuz-3.10
vmlinuz-3.9
vmlinuz-3.8

and the kernel with an alphanumeric "version" will be always be the default.

> kerninst found that one and always set that one as default so my various
> recompilings never changed the kernel itself but only the modules ...
> which lead to strange mismatches ...

That should explain everything.

As I said before, kerninst was not written to test configurations; is
for when you have nailed the configuration and want to automatize the
kernel update.

Regards.
-- 
Canek Peláez Valdés
Posgrado en Ciencia e Ingeniería de la Computación
Universidad Nacional Autónoma de México

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