Re: [PATCH] x86_64, asm: Work around AMD SYSRET SS descriptor attribute issue

Borislav Petkov
2015-04-24T19:58:25Z

On Fri, Apr 24, 2015 at 12:59:06PM +0200, Borislav Petkov wrote:
> Yeah, that makes more sense. So I tested Andy's patch but changed it as
> above and I get
>
> $ taskset -c 0 ./sysret_ss_attrs_32
> [RUN] Syscalls followed by SS validation
> [OK] We survived

Andy, you wanted the 64-bit version too:

$ taskset -c 0 ./sysret_ss_attrs_64
[RUN] Syscalls followed by SS validation
[OK] We survived
$ taskset -c 0 ./sysret_ss_attrs_64
[RUN] Syscalls followed by SS validation
[OK] We survived

--
Regards/Gruss,
Boris.

ECO tip #101: Trim your mails when you reply.
--