From owner-freebsd-net@FreeBSD.ORG Mon Mar 3 21:11:02 2008 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 530F11065677 for ; Mon, 3 Mar 2008 21:11:02 +0000 (UTC) (envelope-from gnn@neville-neil.com) Received: from outbound0.mx.meer.net (outbound0.mx.meer.net [209.157.153.23]) by mx1.freebsd.org (Postfix) with ESMTP id 46EBA8FC18 for ; Mon, 3 Mar 2008 21:11:02 +0000 (UTC) (envelope-from gnn@neville-neil.com) Received: from mail.meer.net (mail.meer.net [209.157.152.14]) by outbound0.mx.meer.net (8.12.10/8.12.6) with ESMTP id m23LAhj3073511; Mon, 3 Mar 2008 13:10:59 -0800 (PST) (envelope-from gnn@neville-neil.com) Received: from mail2.meer.net (mail2.meer.net [64.13.141.16]) by mail.meer.net (8.13.3/8.13.3/meer) with ESMTP id m23LAfvB016870; Mon, 3 Mar 2008 13:10:41 -0800 (PST) (envelope-from gnn@neville-neil.com) Received: from gnnbsd.hudson-trading.com.neville-neil.com (hudson-trading.com [66.150.84.160] (may be forged)) (authenticated bits=0) by mail2.meer.net (8.14.1/8.14.1) with ESMTP id m23LAerM086578; Mon, 3 Mar 2008 13:10:41 -0800 (PST) (envelope-from gnn@neville-neil.com) Date: Mon, 03 Mar 2008 16:10:40 -0500 Message-ID: <7iwsojo6nj.wl%gnn@neville-neil.com> From: gnn@freebsd.org To: Kevin Day In-Reply-To: <40D39AA0-3A15-4183-A52F-2880769CFE6D@dragondata.com> References: <40D39AA0-3A15-4183-A52F-2880769CFE6D@dragondata.com> User-Agent: Wanderlust/2.14.0 (Africa) SEMI/1.14.6 (Maruoka) FLIM/1.14.8 (=?ISO-8859-4?Q?Shij=F2?=) APEL/10.6 Emacs/21.3 (amd64--freebsd) MULE/5.0 (SAKAKI) MIME-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset=US-ASCII Cc: freebsd-net@freebsd.org Subject: Re: LOR icmp6_input/nd6_lookup X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 03 Mar 2008 21:11:02 -0000 At Fri, 29 Feb 2008 13:44:27 -0600, Kevin Day wrote: > > This is from 7.0-RELEASE: > > lock order reversal: > 1st 0xc3bde2b8 rtentry (rtentry) @ netinet6/nd6.c:1930 > 2nd 0xc3af367c radix node head (radix node head) @ net/route.c:147 > KDB: stack backtrace: > db_trace_self_wrapper > (c08af130,e11b8600,c0662bbe,c08b1592,c3af367c,...) at > db_trace_self_wrapper+0x26 > kdb_backtrace(c08b1592,c3af367c,c08b15f3,c08b15f3,c08b9ce7,...) at > kdb_backtrace+0x29 > witness_checkorder(c3af367c,9,c08b9cde,93,e11b8624,...) at > witness_checkorder+0x6de > _mtx_lock_flags(c3af367c,0,c08b9cde,93,c066160b,...) at _mtx_lock_flags > +0xbc > rtalloc1(e11b86e0,0,0,0,c3c9d01c,...) at rtalloc1+0x63 > nd6_lookup(c3c9d024,0,c39fd800,c3bde258,c3bde258,...) at nd6_lookup+0x55 > nd6_is_addr_neighbor(c3c9d01c,c39fd800,c08c1d75,78a,c09a5ed8,...) at > nd6_is_addr_neighbor+0x3b > nd6_output(c39fd800,c39fd800,c3cf9b00,c3c9d01c,c3bde258,...) at > nd6_output+0x10f > ip6_output(c3cf9b00,0,e11b88e0,0,0,...) at ip6_output+0x1081 > icmp6_reflect(c3cf9b00,28,8,1,c08c96d0,...) at icmp6_reflect+0x42f > icmp6_input(e11b8c88,e11b8c70,3a,1d5,0,...) at icmp6_input+0x6dc > ip6_input(c3be2900,0,c08b9887,8c,c09a1e24,...) at ip6_input+0xe36 > netisr_processqueue(c0955e30,0,c08b9887,f6,c3865a40,...) at > netisr_processqueue+0x8b > swi_net(0,0,c08a938d,471,c3870364,...) at swi_net+0x9b > ithread_loop(c383ac90,e11b8d38,c08a9115,305,c3873000,...) at > ithread_loop+0x1b5 > fork_exit(c060fbe0,c383ac90,e11b8d38) at fork_exit+0xb8 > fork_trampoline() at fork_trampoline+0x8 > --- trap 0, eip = 0, esp = 0xe11b8d70, ebp = 0 --- > > Are LOR's still PR-worthy? Yes, can you file one? Best, George