From owner-freebsd-current@FreeBSD.ORG Thu Sep 2 06:32:53 2004 Return-Path: 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 836A316A4CE; Thu, 2 Sep 2004 06:32:53 +0000 (GMT) Received: from mail.imp.ch (ns1.imp.ch [157.161.1.2]) by mx1.FreeBSD.org (Postfix) with ESMTP id 2D05B43D2D; Thu, 2 Sep 2004 06:32:52 +0000 (GMT) (envelope-from pg@imp.ch) Received: from nbs.imp.ch (nbs.imp.ch [157.161.4.7]) by mail.imp.ch (8.12.9p2/8.12.3) with ESMTP id i826Wfq9083796; Thu, 2 Sep 2004 08:32:43 +0200 (CEST) (envelope-from pg@imp.ch) Received: from murphy.imp.ch (murphy.imp.ch [157.161.4.77]) by nbs.imp.ch (8.12.10/8.12.3) with ESMTP id i826Weir43663403; Thu, 2 Sep 2004 08:32:41 +0200 (MES) Date: Thu, 2 Sep 2004 08:28:29 +0000 (UTC) From: Patrick Guelat X-X-Sender: patg@murphy.imp.ch To: Robert Watson , jhb@freebsd.org In-Reply-To: Message-ID: <20040902081926.J48093@murphy.imp.ch> References: MIME-Version: 1.0 Content-Type: MULTIPART/MIXED; BOUNDARY="0-1160686353-1094113709=:48093" X-Spam-Checksum: 88bfcbf7483fb70d71b9c89243752bdc X-Virus-Message-Status: No X-Virus-Status: No, scantime="0.0015 seconds" X-Spam-Status: No, hits=-4.9 required=5 scantime="3.4020 seconds" tests=BAYES_00 X-Scanned-By: MIMEDefang 2.44 cc: freebsd-current@freebsd.org Subject: Re: Panic in propagate_priority() [5.3-BETA2] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 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: Thu, 02 Sep 2004 06:32:53 -0000 This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --0-1160686353-1094113709=:48093 Content-Type: TEXT/PLAIN; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 8BIT On Wed, 1 Sep 2004, Robert Watson wrote: >> "rip" is the lock defined in netinet/raw_ip.c which is also used by the >> netinet6/raw_ip6.c. > > A couple of questions: > > - Is this an SMP box? > - Is PREEMPTION enabled on the box? > - Are you using net.isr.enable=1 or debug.mpsafenet=1? No PREEMPTION, more or less vanilla 5.3-BETA2 GENERIC, w/o mpsafenet and net.isr.enable=0, UP machine (no SMP) > Is WITNESS compiled into your kernel, and if so, when you drop to DDB from > panic(), what does "show pcpu", "show locks", and "show locks 37" > indicate? db> show pcpu cpu_id = 0 curthread = 0xc19c16c0: pid 37 "swi1: net" curpcb = 0xd53f1da0 fpcurthread = none idlethread = 0xc197b580: pid 11 "idle" APIC ID = 0 currentldt = 0x68 spin locks held: db> show locks exclusive sleep mutex rip r=1 (0xc079e70c) locked @ /usr/src53/sys/netinet6/raw_ip.c:255 db> show locks 37 exclusive sleep mutex rip r=1 (0xc079e70c) locked @ /usr/src53/sys/netinet6/raw_ip.c:255 -Patrick -- Patrick Guélat, ImproWare AG Network Services, CH-4133 Pratteln Mail: Patrick.Guelat@imp.ch - Phone: +41 61 826 93 00 (ext: 13) --0-1160686353-1094113709=:48093--