From owner-freebsd-bugs@FreeBSD.ORG Wed Mar 10 06:50:13 2004 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id E596516A4CF for ; Wed, 10 Mar 2004 06:50:13 -0800 (PST) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id C45EC43D39 for ; Wed, 10 Mar 2004 06:50:13 -0800 (PST) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) i2AEoDbv091215 for ; Wed, 10 Mar 2004 06:50:13 -0800 (PST) (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.12.10/8.12.10/Submit) id i2AEoDGS091214; Wed, 10 Mar 2004 06:50:13 -0800 (PST) (envelope-from gnats) Resent-Date: Wed, 10 Mar 2004 06:50:13 -0800 (PST) Resent-Message-Id: <200403101450.i2AEoDGS091214@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Daniel Austin Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 03DBB16A4D1 for ; Wed, 10 Mar 2004 06:41:20 -0800 (PST) Received: from www.freebsd.org (www.freebsd.org [216.136.204.117]) by mx1.FreeBSD.org (Postfix) with ESMTP id F03A843D1F for ; Wed, 10 Mar 2004 06:41:19 -0800 (PST) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.12.10/8.12.10) with ESMTP id i2AEfJ72062304 for ; Wed, 10 Mar 2004 06:41:19 -0800 (PST) (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.12.10/8.12.10/Submit) id i2AEfJQY062303; Wed, 10 Mar 2004 06:41:19 -0800 (PST) (envelope-from nobody) Message-Id: <200403101441.i2AEfJQY062303@www.freebsd.org> Date: Wed, 10 Mar 2004 06:41:19 -0800 (PST) From: Daniel Austin To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-2.3 Subject: kern/64053: Broadcast storming after upgrading to patch SA04:04 X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 10 Mar 2004 14:50:14 -0000 >Number: 64053 >Category: kern >Synopsis: Broadcast storming after upgrading to patch SA04:04 >Confidential: no >Severity: critical >Priority: high >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Wed Mar 10 06:50:13 PST 2004 >Closed-Date: >Last-Modified: >Originator: Daniel Austin >Release: 5.2.1-RELEASE-p1 >Organization: Kewlio.net Limited >Environment: FreeBSD border3.ldn.kewlio.net 5.2.1-RELEASE-p1 FreeBSD 5.2.1-RELEASE-p1 #1: Fri Mar 5 22:32:45 GMT 2004 dan@border3.ldn.kewlio.net:/usr/obj/usr/src/sys/kewlio i386 >Description: Since upgrading to 5.2.1-RELEASE-p1, our freebsd router has been broadcast storming our LAN. >How-To-Repeat: If i send packets (tcp/udp/icmp) to the network or broadcast addresses of an interface on the router from a non-attached network (e.g. over the internet), the freebsd router duplicates these packets (1 packet becomes a few thousand packets). The TTL appears to change through the packets. e.g. telnet from home to .0 or .255 of a /24 configured on a remote server. >Fix: As a temporary fix, i have firewalled the broadcast and network addresses on the freebsd router. >Release-Note: >Audit-Trail: >Unformatted: