linux-kernel - Re: [PATCH] seccomp: dump core when using SECCOMP_RET

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Message-ID: <CAAbOScnzHaeyo1zNrNvtjSH1EqUEOnjQKE9LBfkWq+3DzxcqPQ@mail.gmail.com>
Date:   Mon, 23 Jan 2017 01:37:43 -0600
From:   Mike Frysinger <vapier@...omium.org>
To:     James Morris <jmorris@...ei.org>
Cc:     Kees Cook <keescook@...omium.org>,
        Mike Frysinger <vapier@...too.org>,
        James Morris <james.l.morris@...cle.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Andy Lutomirski <luto@...capital.net>,
        Will Drewry <wad@...omium.org>
Subject: Re: [PATCH] seccomp: dump core when using SECCOMP_RET_KILL

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@...omium.org>
> >
> > 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 ?
-mike