Re: [PATCH] seccomp: dump core when using SECCOMP_RET_KILL

From: James Morris
Date: Mon Jan 23 2017 - 05:24:16 EST


On Mon, 23 Jan 2017, Mike Frysinger wrote:

> On Sun, Jan 22, 2017 at 4:10 PM, James Morris wrote:
> > On Fri, 20 Jan 2017, Kees Cook wrote:
> > > Yup, I think this is fine. The additional kernel code executed before
> > > the do_exit() is relatively limited, and is equivalent to leaving
> > > kill(self, SIGSEGV) exposed in a seccomp filter. Setting an RLIMIT is
> > > also sufficient to block the core generation, so really paranoid
> > > environments can still do that.
> > >
> > > The forwarded ack stands:
> > >
> > > Acked-by: Kees Cook <keescook@xxxxxxxxxxxx>
> > >
> > > James, can you add this to your tree?
> >
> > Mike, please resend the patch, I don't have it.
>
> looks like patchwork grabbed it:
> https://patchwork.kernel.org/patch/9527359/
>
> has a mbox link which should get you what you need ?

Thanks.

Applied to
git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security.git next


--
James Morris
<jmorris@xxxxxxxxx>