Re: Kernel GPF in vmx_save_host_state()

Amit Shah
2009-03-19T10:16:38Z

On (Thu) Mar 19 2009 [11:55:57], Avi Kivity wrote:
> Amit Shah wrote:
>> On (Tue) Mar 17 2009 [19:24:44], Benjamin Gilbert wrote:
>>
>>> I accidentally tried to run a 64-bit guest on a 32-bit host. Even
>>> though this isn't supported, it shouldn't crash my kernel. :-)
>>>
>>
>> Glauber had a patch that fixes this; it needs a refresh now though:
>>
>> http://marc.info/?l=qemu-devel&m=123324996718919&w=2
>>
>
> That won't fix the kernel crash.

Right.

What action should the kernel take, though? If lm is advertised and we
don't let the guest enter long mode -- exit to userspace and close the
VM?