From owner-freebsd-stable@FreeBSD.ORG Wed Nov 24 16:56:06 2004 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id DC75216A4CE for ; Wed, 24 Nov 2004 16:56:06 +0000 (GMT) Received: from obh.snafu.de (obh.snafu.de [213.73.92.34]) by mx1.FreeBSD.org (Postfix) with ESMTP id 2671443D5E for ; Wed, 24 Nov 2004 16:56:04 +0000 (GMT) (envelope-from ob@gruft.de) Received: from ob by obh.snafu.de with local (Exim 4.43 (FreeBSD)) id 1CX0R0-00023s-Qm; Wed, 24 Nov 2004 17:56:02 +0100 Date: Wed, 24 Nov 2004 17:56:02 +0100 From: Oliver Brandmueller To: Uwe Doering Message-ID: <20041124165602.GK65645@e-Gitt.NET> References: <4168578F.7060706@geminix.org> <20041103191641.K63546@is.park.rambler.ru> <4189666A.9020500@geminix.org> <20041104124616.S92154@is.park.rambler.ru> <418BEBC2.3020304@geminix.org> <20041122144851.GE62928@e-Gitt.NET> <41A20D78.3080704@geminix.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <41A20D78.3080704@geminix.org> User-Agent: Mutt/1.5.6i Sender: Oliver Brandmueller cc: stable@freebsd.org Subject: Re: vnode_pager_putpages errors and DOS? [5-STABLE, too] X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 24 Nov 2004 16:56:07 -0000 Hi. On Mon, Nov 22, 2004 at 05:02:00PM +0100, Uwe Doering wrote: > With the attached test program you'll probably find out soon whether PR > and fix apply to RELENG_5 (and possibly above) as well. Please keep us > posted. I was able to DoS the machine (non-root user!) on 5-STABLE as of today without the patch with your program. With the patch applied to 5-STABLE the machine keeps responsive and is running fine. So, please committers, commit this fix to 5-STABLE and 4-STABLE! - Oliver -- | Oliver Brandmueller | Offenbacher Str. 1 | Germany D-14197 Berlin | | Fon +49-172-3130856 | Fax +49-172-3145027 | WWW: http://the.addict.de/ | | Ich bin das Internet. Sowahr ich Gott helfe. | | Eine gewerbliche Nutzung aller enthaltenen Adressen ist nicht gestattet! |