Re: [PATCH v3] ARM: smp: add support for per-task stack canaries

From: Kees Cook
Date: Wed Dec 12 2018 - 16:26:45 EST


On Mon, Dec 10, 2018 at 2:34 PM Kees Cook <keescook@xxxxxxxxxxxx> wrote:
>
> On Sun, Dec 9, 2018 at 2:38 AM Russell King - ARM Linux
> <linux@xxxxxxxxxxxxxxx> wrote:
> >
> > On Sun, Dec 09, 2018 at 06:28:11PM +0800, kbuild test robot wrote:
> > > Hi Ard,
> > >
> > > I love your patch! Perhaps something to improve:
> >
> > Hi,
> >
> > This looks to me like a false warning - how can a patch touching arch
> > code affect the result of lib/test_ubsan.c? Please can you double-
> > check this result?
>
> Yeah, no idea. Do you want me to toss this into the ARM patch queue?
> If not, I can this through the gcc-plugin tree.

Since the ARM changes are relatively small, and it adds a new plugin,
I'll take this via the gcc-plugins tree for -next now. Please yell if
this should be done differently.

Thanks!

--
Kees Cook