Re: 答复: I'm now looking into kvm-unit-tests and encounted with some problems.

[Lucas Meneghel Rodrigues <lmr@redhat.com>]

Paolo,

I did try with unrestricted_guest=0, and I'm still getting the failure.

On Mon, Sep 7, 2015 at 9:32 AM, Paolo Bonzini <pbonzini@redhat.com> 
wrote:
> 
> 
> On 02/09/2015 05:33, Guoyanjuan wrote:
>>  Hi,  I found my code is old and I git the latest code from
>>  
>> <https://git.kernel.org/pub/scm/virt/kvm/kvm-unit-tests.git>https://git.kernel.org/pub/scm/virt/kvm/kvm-unit-tests.git,
>>  some problems are solved but one.
>> 
>>  when I run emulate unittest, it failed.
>> 
>>  command:
>>  qemu-kvm --enable-kvm -device pc-testdev -device
>>  isa-debug-exit,iobase=0xf4,iosize=0x4 -serial stdio -device
>>  pci-testdev -kernel x86/emulator.flat -vnc none
>> 
>>  logs:
>>  FAIL: mov null, %ss
> 
> Lucas Meneghel Rodrigues also reproduced this, it seems to be 
> processor
> dependent.  I haven't debugged it yet because it doesn't reproduce on
> the two systems I've tested on (Ivy Bridge i7 and Haswell Xeon E5).
> 
> Can you please also try loading the kvm-intel module with the
> "unrestricted_guest=0" parameter, and see if it also reproduce?
> 
> It might be a processor bug too.
> 
> Paolo
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