Re: [PATCH 1/2] unwind: prevent KASAN false positive warnings in guess unwinder

From: Ingo Molnar
Date: Fri Nov 18 2016 - 03:38:33 EST



* Josh Poimboeuf <jpoimboe@xxxxxxxxxx> wrote:

> On Thu, Nov 17, 2016 at 09:57:23AM -0600, Josh Poimboeuf wrote:
> > The guess unwinder scans the entire stack, which can cause KASAN
> > "stack-out-of-bounds" false positive warnings. Tell KASAN to ignore it.
> >
> > Reported-by: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
> > Signed-off-by: Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
>
> Whoops, forgot to prefix the patch subjects with "x86/".

No problem, fixed it up.

Thanks,

Ingo