From owner-freebsd-current Thu Aug 22 2: 7:21 2002 Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 7FB9037B42B; Thu, 22 Aug 2002 02:07:15 -0700 (PDT) Received: from birch.ripe.net (birch.ripe.net [193.0.1.96]) by mx1.FreeBSD.org (Postfix) with ESMTP id 7796D43E70; Thu, 22 Aug 2002 02:07:14 -0700 (PDT) (envelope-from marks@ripe.net) Received: from laptop.6bone.nl (cow.ripe.net [193.0.1.239]) by birch.ripe.net (8.12.5/8.11.6) with SMTP id g7M973BG030739; Thu, 22 Aug 2002 11:07:03 +0200 Received: (nullmailer pid 2390 invoked by uid 1000); Thu, 22 Aug 2002 09:06:51 -0000 Date: Thu, 22 Aug 2002 11:06:51 +0200 From: Mark Santcroos To: Martin Blapp Cc: Don Lewis , ktsin@acm.org, freebsd-current@FreeBSD.ORG, hackers@FreeBSD.ORG Subject: Re: Memory corruption in CURRENT Message-ID: <20020822090651.GA2024@laptop.6bone.nl> References: <200208220704.g7M74Lwr035988@gw.catspoiler.org> <20020822094025.L34509-100000@levais.imp.ch> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20020822094025.L34509-100000@levais.imp.ch> User-Agent: Mutt/1.4i X-Handles: MS6-6BONE, MS18417-RIPE X-RIPE-Spam-Status: NONE ; -1023 X-RIPE-Spam-Level: Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Thu, Aug 22, 2002 at 09:43:45AM +0200, Martin Blapp wrote: > I suspect all the SIG4 and SIG11 problems we see are due > memory corruption in CURRENT. > > > In the latter case, the affected file looks like: > > > > case HASH('^', 'e'): > > case HASH('^', 'i'): > > case HASH('^' 'o'): > > \xc0 case HASH('^', 'u'): > > %case HADH('`', \xc0A'): > > ^@ase HASH('`', 'E'): > > case HASH('`', 'I'): > > case HASH('`', 'O'): > > case HASH('`', 'U'): > > > > The file is correct after a reboot, so the corruption was limited to the > > copy cached in RAM. > > Thats memory corruption. I'm also not able anymore > to make 10 buildworlds (without -j, that triggers > panics in pmap code). > > Bye the way, I'm experiencing this since about 4-5 months. > > All hackers, please help to track this down. Is it P4 specific or not? Mark -- Mark Santcroos RIPE Network Coordination Centre http://www.ripe.net/home/mark/ New Projects Group/TTM To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message