From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752974Ab0F3HcE (ORCPT ); Wed, 30 Jun 2010 03:32:04 -0400 Received: from bombadil.infradead.org ([18.85.46.34]:34397 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752907Ab0F3Hb7 (ORCPT ); Wed, 30 Jun 2010 03:31:59 -0400 Date: Wed, 30 Jun 2010 03:31:58 -0400 From: Christoph Hellwig To: Kees Cook Cc: linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/2] Yama: add PTRACE exception tracking Message-ID: <20100630073158.GA4453@infradead.org> References: <20100630003844.GE4837@outflux.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20100630003844.GE4837@outflux.net> User-Agent: Mutt/1.5.20 (2009-08-17) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Err, no. This is just a very clear sign that your ptrace restrictions were completely wrong to start with and break applications left, right and center. Just get rid of it instead of letting workarounds for your bad design creep into the core kernel and applications.