Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422728AbWJLQSf (ORCPT ); Thu, 12 Oct 2006 12:18:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932656AbWJLQSe (ORCPT ); Thu, 12 Oct 2006 12:18:34 -0400 Received: from mustang.oldcity.dca.net ([216.158.38.3]:54220 "HELO mustang.oldcity.dca.net") by vger.kernel.org with SMTP id S932644AbWJLQSe (ORCPT ); Thu, 12 Oct 2006 12:18:34 -0400 Subject: Re: Userspace process may be able to DoS kernel From: Lee Revell To: Jan Engelhardt Cc: =?ISO-8859-1?Q?G=FCnther?= Starnberger , linux-kernel@vger.kernel.org In-Reply-To: References: <474c7c2f0610110954y46b68a14q17b88a5e28ffe8d9@mail.gmail.com> <1160668565.24931.33.camel@mindpipe> Content-Type: text/plain Date: Thu, 12 Oct 2006 12:19:27 -0400 Message-Id: <1160669968.24931.38.camel@mindpipe> Mime-Version: 1.0 X-Mailer: Evolution 2.6.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 864 Lines: 19 On Thu, 2006-10-12 at 18:10 +0200, Jan Engelhardt wrote: > >> As most users who reported this problem are using Ubuntu, > >> the problem may be related to one of the settings in Ubuntu's kernel > >> config. The configuration of my kernel is also based on the Ubuntu > >> kernel config. As I am not using the patched kernel by Ubuntu I hope > >> that the LKML is the right place to report this issue. > > > >IIRC Ubuntu is the only major distro that ships with CONFIG_PREEMPT=y. > >Any difference if you disable it? > > SUSE uses CONFIG_PREEMPT(?) Voluntary Preemption too. CONFIG_PREEMPT_VOLUNTARY != CONFIG_PREEMPT - 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/