From owner-freebsd-current@FreeBSD.ORG Fri Dec 12 20:17:08 2008 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 34A6F1065673 for ; Fri, 12 Dec 2008 20:17:08 +0000 (UTC) (envelope-from thompsa@FreeBSD.org) Received: from pele.citylink.co.nz (pele.citylink.co.nz [202.8.44.226]) by mx1.freebsd.org (Postfix) with ESMTP id EFFE88FC13 for ; Fri, 12 Dec 2008 20:17:07 +0000 (UTC) (envelope-from thompsa@FreeBSD.org) Received: from localhost (localhost [127.0.0.1]) by pele.citylink.co.nz (Postfix) with ESMTP id 89834FF01; Sat, 13 Dec 2008 09:17:06 +1300 (NZDT) X-Virus-Scanned: Debian amavisd-new at citylink.co.nz Received: from pele.citylink.co.nz ([127.0.0.1]) by localhost (pele.citylink.co.nz [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id yV8Z1NlNga1q; Sat, 13 Dec 2008 09:17:02 +1300 (NZDT) Received: from citylink.fud.org.nz (unknown [202.8.44.45]) by pele.citylink.co.nz (Postfix) with ESMTP; Sat, 13 Dec 2008 09:17:02 +1300 (NZDT) Received: by citylink.fud.org.nz (Postfix, from userid 1001) id 1F45A1142E; Sat, 13 Dec 2008 09:17:02 +1300 (NZDT) Date: Fri, 12 Dec 2008 12:17:01 -0800 From: Andrew Thompson To: Damian Gerow Message-ID: <20081212201701.GA9491@citylink.fud.org.nz> References: <20081212054137.GA42087@plebeian.afflictions.org> <20081212200838.GA44353@plebeian.afflictions.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20081212200838.GA44353@plebeian.afflictions.org> User-Agent: Mutt/1.5.17 (2007-11-01) Cc: freebsd-current@freebsd.org Subject: Re: Panic when destroying interfaces (kern/116837?) 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: Fri, 12 Dec 2008 20:17:08 -0000 On Fri, Dec 12, 2008 at 03:08:38PM -0500, Damian Gerow wrote: > When investigating panics when destroying bridge(4) and tap(4) interfaces, > I'm receiving a panic suspiciously similar to what I was seeing with ural(4) > and wpa_supplicant(8). > > (It's likely that I'm seeing two separate issues with ural(4), but only > investigated the one triggered when removing one of the devices.) > > Looking at the panic I receive with ural: > > : ----- > : panic: _rw_rlock (radix node head): wlock already held @ /repo/freebsd/8-CURRENT/src/sys/net/route.c: 291 > : ----- > > I see exactly the same message when destroying bridge(4) and tap(4) virtual > interfaces: > > ----- > # kldload if_bridge > # ifconfig bridge0 create > bridge0: Ethernet address: e6:02:10:1c:bc:22 > # ifconfig bridge0 destroy > > panic: _rw_rlock (radix node head): wlock already held @ /repo/freebsd/8-CURRENT/src/sys/net/route.c: 291 > ----- This is now fixed, just update. Andrew