From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932837AbXDRHYY (ORCPT ); Wed, 18 Apr 2007 03:24:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932840AbXDRHYX (ORCPT ); Wed, 18 Apr 2007 03:24:23 -0400 Received: from rwcrmhc13.comcast.net ([204.127.192.83]:50794 "EHLO rwcrmhc13.comcast.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932837AbXDRHYX (ORCPT ); Wed, 18 Apr 2007 03:24:23 -0400 X-Greylist: delayed 301 seconds by postgrey-1.27 at vger.kernel.org; Wed, 18 Apr 2007 03:24:23 EDT From: Jeremy Maitin-Shepard To: linux-kernel@vger.kernel.org Subject: Re: [patch 00/10] mount ownership and unprivileged mount syscall (v3) References: <20070416110308.739051445@szeredi.hu> X-Habeas-SWE-9: mark in spam to . X-Habeas-SWE-8: Message (HCM) and not spam. Please report use of this X-Habeas-SWE-7: warrant mark warrants that this is a Habeas Compliant X-Habeas-SWE-6: email in exchange for a license for this Habeas X-Habeas-SWE-5: Sender Warranted Email (SWE) (tm). The sender of this X-Habeas-SWE-4: Copyright 2002 Habeas (tm) X-Habeas-SWE-3: like Habeas SWE (tm) X-Habeas-SWE-2: brightly anticipated X-Habeas-SWE-1: winter into spring Date: Wed, 18 Apr 2007 03:08:07 -0400 In-Reply-To: <20070416110308.739051445@szeredi.hu> (Miklos Szeredi's message of "Mon, 16 Apr 2007 13:03:08 +0200") Message-ID: <87d522kvmw.fsf@jbms.ath.cx> User-Agent: Gnus/5.110003 (No Gnus v0.3) Emacs/22.0.50 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org It seems that this might introduce serious denial of service possibilities due to the fact that many of the file systems are not robust to invalid on-block-device data. -- Jeremy Maitin-Shepard