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SubjectRe: [BUG] broken ebba638ae723d8a8fc2f7abce5ec18b688b791d7
On Mon, Jan 31, 2011 at 05:10:03PM -0800, H. Peter Anvin wrote:
> On 01/31/2011 03:52 PM, Kees Cook wrote:
> >
> >This worked, thanks! If this tests cleanly for you in qemu, we should get
> >this committed.
> >
>
> This is wrong for at least one reason; possibly two:
>
> a) it ignores the control to not reload the segment registers (not
> sure if anything still uses them, but...)
>
> b) I'm not sure that init_thread_union is safe for the non-BSP CPU here.

What's the best way to move forward? Or, how can we find answers to these
questions?

-Kees

--
Kees Cook
Ubuntu Security Team


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