Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756353AbbFCOpw (ORCPT ); Wed, 3 Jun 2015 10:45:52 -0400 Received: from mail-ig0-f171.google.com ([209.85.213.171]:36826 "EHLO mail-ig0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756088AbbFCOpd (ORCPT ); Wed, 3 Jun 2015 10:45:33 -0400 Date: Wed, 3 Jun 2015 08:45:31 -0600 From: Tycho Andersen To: Andy Lutomirski Cc: Pavel Emelyanov , Oleg Nesterov , "linux-kernel@vger.kernel.org" , Linux API , Kees Cook , Will Drewry , Roland McGrath , "Serge E. Hallyn" Subject: Re: [PATCH] seccomp: add ptrace commands for suspend/resume Message-ID: <20150603144531.GD3160@smitten> References: <1433186918-9626-1-git-send-email-tycho.andersen@canonical.com> <20150602182829.GA23449@redhat.com> <556DFDB2.3050205@parallels.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 518 Lines: 14 On Tue, Jun 02, 2015 at 12:27:42PM -0700, Andy Lutomirski wrote: > > It might be worth changing the check to verify that the task trying to > suspect seccomp isn't itself subject to seccomp. That should get most > of the safety. Sounds good, I'll make the change. Tycho -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/