From owner-svn-src-head@FreeBSD.ORG Fri Oct 29 19:48:45 2010 Return-Path: Delivered-To: svn-src-head@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 4D449106566B; Fri, 29 Oct 2010 19:48:45 +0000 (UTC) (envelope-from mike@sentex.net) Received: from smarthost2.sentex.ca (smarthost2-6.sentex.ca [IPv6:2607:f3e0:80:80::2]) by mx1.freebsd.org (Postfix) with ESMTP id E96ED8FC13; Fri, 29 Oct 2010 19:48:43 +0000 (UTC) Received: from lava.sentex.ca (pyroxene.sentex.ca [199.212.134.18]) by smarthost2.sentex.ca (8.14.4/8.14.4) with ESMTP id o9TJmZNA075912 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Fri, 29 Oct 2010 15:48:35 -0400 (EDT) (envelope-from mike@sentex.net) Received: from mdt-xp.sentex.net (simeon.sentex.ca [192.168.43.27]) by lava.sentex.ca (8.14.4/8.14.4) with ESMTP id o9TJmX5Y064325; Fri, 29 Oct 2010 15:48:33 -0400 (EDT) (envelope-from mike@sentex.net) Message-Id: <201010291948.o9TJmX5Y064325@lava.sentex.ca> X-Mailer: QUALCOMM Windows Eudora Version 7.1.0.9 Date: Fri, 29 Oct 2010 15:48:25 -0400 To: "Bjoern A. Zeeb" From: Mike Tancsa In-Reply-To: <20101029135858.E66242@maildrop.int.zabbadoz.net> References: <0C099B90-AFB9-422F-AB75-AFC138A36D20@berlin.ccc.de> <20101029013606.I66242@maildrop.int.zabbadoz.net> <201010291342.o9TDggVQ062469@lava.sentex.ca> <20101029135858.E66242@maildrop.int.zabbadoz.net> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; format=flowed X-Scanned-By: MIMEDefang 2.67 on 205.211.164.50 Cc: Denis Ahrens , svn-src-head@FreeBSD.org, Philipp, =?iso-8859-1?Q?W=FCnsche?= , Randy Bush Subject: Re: pending em0 commits for FreeBSD 8.1 STABLE X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 29 Oct 2010 19:48:45 -0000 At 10:06 AM 10/29/2010, Bjoern A. Zeeb wrote: >>Actually, >> I dont think its an em bug as I can trigger this crash with >> the igb nic. Perhaps these are 2 different issues being hit ? >> Anyways, I tried with > >Yes what you have down there looks *sigh* hopefully like a different >issue thought it mbuf fiddling again but way further up the stack. > >Could you please concentrate on only reproducing the > if: discard frame w/o packet header >issue rather than breaking things left and right as well? ;-) Well, I can recreate it. But unfortunately, its on zoo itself :( 0(zoo)# tail /var/log/kernel Oct 23 00:00:00 zoo newsyslog[25247]: logfile turned over Oct 29 11:37:19 zoo kernel: cannot forward src fe80:2::230:48ff:fe67:4880, dst 2607:f3e0:0:80::290, nxt 58, rcvif em1, outif em0 Oct 29 11:37:37 zoo kernel: cannot forward src fe80:2::230:48ff:fe67:4880, dst 2607:f3e0:0:80::290, nxt 58, rcvif em1, outif em0 Oct 29 11:40:05 zoo kernel: cannot forward src fe80:2::230:48ff:fe67:4880, dst 2607:f3e0:0:80::290, nxt 58, rcvif em1, outif em0 Oct 29 12:30:06 zoo syslogd: kernel boot file is /boot/kernel/kernel Oct 29 15:20:19 zoo kernel: em1: promiscuous mode enabled Oct 29 15:20:24 zoo kernel: em1: promiscuous mode disabled Oct 29 15:43:53 zoo kernel: em1: discard frame w/o packet header Oct 29 15:44:29 zoo last message repeated 6 times Oct 29 15:46:30 zoo last message repeated 14 times 0(zoo)# Same method to make it happen as last Friday. It just takes a bit of time. ---Mike -------------------------------------------------------------------- Mike Tancsa, tel +1 519 651 3400 Sentex Communications, mike@sentex.net Providing Internet since 1994 www.sentex.net Cambridge, Ontario Canada www.sentex.net/mike