From owner-freebsd-current@FreeBSD.ORG Sat Aug 12 07:31:41 2006 Return-Path: X-Original-To: freebsd-current@FreeBSD.org 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 E12EC16A4DD; Sat, 12 Aug 2006 07:31:41 +0000 (UTC) (envelope-from keramida@ceid.upatras.gr) Received: from igloo.linux.gr (igloo.linux.gr [62.1.205.36]) by mx1.FreeBSD.org (Postfix) with ESMTP id 1AEDB43D53; Sat, 12 Aug 2006 07:31:40 +0000 (GMT) (envelope-from keramida@ceid.upatras.gr) Received: from gothmog.pc (host5.bedc.ondsl.gr [62.103.39.229]) (authenticated bits=128) by igloo.linux.gr (8.13.7/8.13.7/Debian-2) with ESMTP id k7C7VP2A016924 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT); Sat, 12 Aug 2006 10:31:26 +0300 Received: from gothmog.pc (gothmog [127.0.0.1]) by gothmog.pc (8.13.7/8.13.7) with ESMTP id k7C7VO8l009441; Sat, 12 Aug 2006 10:31:25 +0300 (EEST) (envelope-from keramida@ceid.upatras.gr) Received: (from giorgos@localhost) by gothmog.pc (8.13.7/8.13.7/Submit) id k7C7VOLX009440; Sat, 12 Aug 2006 10:31:24 +0300 (EEST) (envelope-from keramida@ceid.upatras.gr) Date: Sat, 12 Aug 2006 10:31:24 +0300 From: Giorgos Keramidas To: Christian Brueffer Message-ID: <20060812073123.GA9233@gothmog.pc> References: <86zmeafnjz.fsf@gothmog.pc> <20060812071830.GA1755@haakonia.hitnet.RWTH-Aachen.DE> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20060812071830.GA1755@haakonia.hitnet.RWTH-Aachen.DE> X-Hellug-MailScanner: Found to be clean X-Hellug-MailScanner-SpamCheck: not spam, SpamAssassin (score=-3.817, required 5, autolearn=not spam, ALL_TRUSTED -1.80, AWL 0.58, BAYES_00 -2.60) X-Hellug-MailScanner-From: keramida@ceid.upatras.gr X-Spam-Status: No Cc: freebsd-current@FreeBSD.org, sam@FreeBSD.org Subject: Re: is if_bridge broken? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 12 Aug 2006 07:31:42 -0000 On 2006-08-12 09:18, Christian Brueffer wrote: >On Sat, Aug 12, 2006 at 09:58:08AM +0300, keramida@FreeBSD.org wrote: >> I am trying to run QEMU on a fairly recent snapshot of HEAD, but it failed with: >> >> # DISPLAY=:0 qemu -win2k-hack -hda windows.img -boot c -net nic -net tap >> bridge0: creating bridge interface >> ifconfig: SIOCIFCREATE2: Invalid argument >> /etc/qemu-ifup: ERROR: bridge0: failed to create >> /etc/qemu-ifup: could not launch network script >> Could not initialize device 'tap' >> # >> >> At about the same time, `ifconfig bridge0 create' fails with: >> >> Aug 12 09:36:58 gothmog kernel: KLD if_bridge.ko: depends on bridgestp - not available >> Aug 12 09:36:58 gothmog giorgos: /etc/qemu-ifup: ERROR: bridge0: failed to create >> Aug 12 09:37:17 gothmog kernel: KLD if_bridge.ko: depends on bridgestp - not available >> Aug 12 09:48:25 gothmog kernel: KLD if_bridge.ko: depends on bridgestp - not available >> Aug 12 09:48:49 gothmog kernel: KLD if_bridge.ko: depends on bridgestp - not available >> >> It appears to have been caused by src/sys/net/if.h revision 1.261: >> >> date: 2006/07/09 06:04:00; author: sam; state: Exp; lines: +6 -3 >> Revise network interface cloning to take an optional opaque >> parameter that can specify configuration parameters: >> o rev cloner api's to add optional parameter block >> o add SIOCCREATE2 that accepts parameter data >> o rev vlan support to use new api (maintain old code) >> >> Reviewed by: arch@ >> >> Any idea how if_bridge can be fixed again? > > Have you tried loading the bridgestp module as suggested? Is has been > split out of if_bridge recently and exists in my CURRENT system. Yes :-( It doesn't make a lot of difference: root@gothmog:/root# kldstat | grep stp 17 1 0xc58f0000 4000 bridgestp.ko root@gothmog:/root# ifconfig bridge0 create ifconfig: SIOCIFCREATE2: Invalid argument root@gothmog:/root# This is with a kernel built from a checkout of 2006.08.11.10.58.24: $ uname -v FreeBSD 7.0-CURRENT #0: Fri Aug 11 22:23:01 EEST 2006 \ build@gothmog.pc:/home/build/obj/home/build/src/sys/GOTHMOG