From owner-freebsd-stable Sun Nov 17 13:23:56 2002 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 DE28A37B401; Sun, 17 Nov 2002 13:23:52 -0800 (PST) Received: from goliath.siemens.de (goliath.siemens.de [192.35.17.28]) by mx1.FreeBSD.org (Postfix) with ESMTP id D1E5843E6E; Sun, 17 Nov 2002 13:23:50 -0800 (PST) (envelope-from udo.schweigert@siemens.com) Received: from mail2.siemens.de (mail2.siemens.de [139.25.208.11]) by goliath.siemens.de (8.11.6/8.11.6) with ESMTP id gAHLNc418506; Sun, 17 Nov 2002 22:23:38 +0100 (MET) Received: from mars.cert.siemens.de (ust.mchp.siemens.de [139.23.201.17]) by mail2.siemens.de (8.11.6/8.11.6) with ESMTP id gAHLNbx02294; Sun, 17 Nov 2002 22:23:37 +0100 (MET) Received: from alaska.cert.siemens.de (alaska.cert.siemens.de [139.23.202.134]) by mars.cert.siemens.de (8.12.6/8.12.6/Siemens CERT [ $Revision: 1.30 ]) with ESMTP id gAHLNbUu037520; Sun, 17 Nov 2002 22:23:37 +0100 (CET) (envelope-from ust@alaska.cert.siemens.de) Received: from alaska.cert.siemens.de (alaska.cert.siemens.de [127.0.0.1]) by alaska.cert.siemens.de (8.12.6/8.12.6/alaska [ $Revision: 1.14 ]) with ESMTP id gAHLNbNF098942; Sun, 17 Nov 2002 22:23:37 +0100 (CET) (envelope-from ust@alaska.cert.siemens.de) Received: (from ust@localhost) by alaska.cert.siemens.de (8.12.6/8.12.6/alaska [ $Revision: 1.3 ]) id gAHLNbKR068829; Sun, 17 Nov 2002 22:23:37 +0100 (CET) (envelope-from ust) Date: Sun, 17 Nov 2002 22:23:37 +0100 From: Udo Schweigert To: Maxim Sobolev Cc: stable@FreeBSD.org, marks@ripe.net, tlambert2@mindspring.com, bmilekic@unixdaemons.com, dl-freebsd@catspoiler.org, stranger@sberbank.sibnet.ru, vova@sw.ru, sos@freebsd.dk, udo.schweigert@siemens.com, ktsin@acm.org, hackers@FreeBSD.org Subject: Re: Memory corruption in -STABLE on P4/2GHz Message-ID: <20021117212337.GA97399@alaska.cert.siemens.de> References: <20021117211654.GE6115@vega.vega.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20021117211654.GE6115@vega.vega.com> X-Operating-System: FreeBSD 4.7-STABLE User-Agent: Mutt/1.5.1i Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Sun, Nov 17, 2002 at 23:16:54 +0200, Maxim Sobolev wrote: > Hi there, > > I'm observing very strange memory corruption problems with 2GHz P4 > system running 4.7 (security branch as of today). Under the load > (make -j20 buildworld) the compiler or make(1) often die with signal > 11. I found in mailing lists that there is similarly looking problem > with -current, any chances that -stable is affected as well? > > Adding `options DISABLE_PSE', as suggested, reduced the likelyhood > of the problem, but didn't eliminate it completely (-j20 fails > with sig11 from time to time, but much less frequently than without > the said option. > > Any ideas? > I had similar problems which only disappeared after changing to a non-debug kernel, i.e. without -g. Since then I never had the sig11s (but I ususally build world with -j8, not -j20). Also I didn't try DISABLE_PSE. Best regards -- Udo Schweigert, Siemens AG | Voice : +49 89 636 42170 CT IC CERT, Siemens CERT | Fax : +49 89 636 41166 D-81730 Muenchen / Germany | email : udo.schweigert@siemens.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message