Re: KVM behaves weird on AMD64

[Tobias Brink <tobias.brink-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>]

Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org> writes:

> Tobias Brink wrote:
>> I have a probably similar problem with OpenBSD 4.1 and kvm-37 and
>> kvm-39 (didn't have time to test any further versions).  Kernel is
>> 2.6.22-gentoo-r5 and processor is Intel Core2 Quad.  I use the modules
>> from the unpatched (Gentoo) kernel.
>>
>> I installed OpenBSD with vanilla qemu and it works perfectly but as
>> soon as I use kvm the OpenBSD kernel panics on boot with
>>
>>   root on wd0a
>>   rootdev=0x0 rrootdev=0x300 rawdev=0x302
>>   panic: root filesystem has size 0
>>
>> and then enters the debugger.  With -no-kvm it works as flawlessly as
>> in vanilla qemu.
>>
>> I don't have much time at the moment but I'll try to find a working
>> kvm version.  If you need further information I'll see if I can
>> provide it as I'd really like to see OpenBSD working with kvm.
>>   
>
> I think this is fixed in the latest release.

It is. Thank you very much. I'm now running OpenBSD 4.1 on kvm-43
without issues.

Greetings,
Tobias


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