Anthony Liguori wrote:
> Using the KVM git tree on a 32-bit host, I can't boot a kernel with
> -kernel.  a wrmsr() to EFER is resulting in the guest getting a GP.  The
> very curious thing is the call is wrmsr_safe() so I don't think it
> should be failing.  Moreover, if I allow wrmsr to succeed, the guest
> just hangs.
>
> I know the efer MSR stuff changed recently, anyone have any thought on
> what's wrong?
>
>   

EFER isn't supported on 32-bits.


> I'll start bisecting if noone has any ideas.
>   

My bet is on the switch to qemu-system-x86_64 for i386 hosts.

-- 
Any sufficiently difficult bug is indistinguishable from a feature.


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