From owner-freebsd-stable Wed Sep 30 15:41:00 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id PAA13604 for freebsd-stable-outgoing; Wed, 30 Sep 1998 15:41:00 -0700 (PDT) (envelope-from owner-freebsd-stable@FreeBSD.ORG) Received: from ifi.uio.no (ifi.uio.no [129.240.64.2]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id PAA13484 for ; Wed, 30 Sep 1998 15:40:14 -0700 (PDT) (envelope-from dag-erli@ifi.uio.no) Received: from grjottunagard.ifi.uio.no (2602@grjottunagard.ifi.uio.no [129.240.64.131]) by ifi.uio.no (8.8.8/8.8.7/ifi0.2) with ESMTP id AAA06319; Thu, 1 Oct 1998 00:39:53 +0200 (MET DST) Received: (from dag-erli@localhost) by grjottunagard.ifi.uio.no ; Thu, 1 Oct 1998 00:39:52 +0200 (MET DST) Mime-Version: 1.0 To: Christian Perrier Cc: freebsd-stable@FreeBSD.ORG Subject: Re: rc5des software crash under 2.2.7-RELEASE References: <19980929141718.A26543@kernighan.onera> Organization: University of Oslo, Department of Informatics X-url: http://www.stud.ifi.uio.no/~dag-erli/ X-other-addresses: 'finger dag-erli@ifi.uio.no' for a list X-disclaimer-1: The views expressed in this article are mine alone, and do X-disclaimer-2: not necessarily coincide with those of any organisation or X-disclaimer-3: company with which I am or have been affiliated. X-Stop-Spam: http://www.cauce.org/ From: dag-erli@ifi.uio.no (Dag-Erling C. =?iso-8859-1?Q?Sm=F8rgrav?= ) Date: 01 Oct 1998 00:39:51 +0200 In-Reply-To: Christian Perrier's message of "Tue, 29 Sep 1998 14:17:18 +0200" Message-ID: Lines: 13 X-Mailer: Gnus v5.6.44/Emacs 20.3 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from quoted-printable to 8bit by hub.freebsd.org id PAA13508 Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Christian Perrier writes: > maroussia# ./rc5des > rc5des in free(): warning: junk pointer, too high to make sense. > Segmentation fault (core dumped) There is a subtle and elusive bug in the VM system that will cause some programs to print that under some circumstances. The segfault comes from rc5des trying to parse the warning message as something else and not being robust enough to handle unexpected input. DES -- Dag-Erling Smørgrav - dag-erli@ifi.uio.no To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message