From owner-freebsd-net@FreeBSD.ORG Sat Apr 9 08:16:06 2011 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 E3E331065670; Sat, 9 Apr 2011 08:16:06 +0000 (UTC) (envelope-from bzeeb-lists@lists.zabbadoz.net) Received: from mx1.sbone.de (mx1.sbone.de [IPv6:2a01:4f8:130:3ffc::401:25]) by mx1.freebsd.org (Postfix) with ESMTP id 74B4F8FC12; Sat, 9 Apr 2011 08:16:06 +0000 (UTC) Received: from mail.sbone.de (mail.sbone.de [IPv6:fde9:577b:c1a9:31::2013:587]) (using TLSv1 with cipher ADH-CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by mx1.sbone.de (Postfix) with ESMTPS id 5467425D386D; Sat, 9 Apr 2011 08:16:05 +0000 (UTC) Received: from content-filter.sbone.de (content-filter.sbone.de [IPv6:fde9:577b:c1a9:31::2013:2742]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.sbone.de (Postfix) with ESMTPS id A1CE4159C918; Sat, 9 Apr 2011 08:16:04 +0000 (UTC) X-Virus-Scanned: amavisd-new at sbone.de Received: from mail.sbone.de ([IPv6:fde9:577b:c1a9:31::2013:587]) by content-filter.sbone.de (content-filter.sbone.de [fde9:577b:c1a9:31::2013:2742]) (amavisd-new, port 10024) with ESMTP id 9QWPynKejwuZ; Sat, 9 Apr 2011 08:16:03 +0000 (UTC) Received: from nv.sbone.de (nv.sbone.de [IPv6:fde9:577b:c1a9:31::2013:138]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.sbone.de (Postfix) with ESMTPSA id 56BBB159C8F6; Sat, 9 Apr 2011 08:16:03 +0000 (UTC) Date: Sat, 9 Apr 2011 08:16:02 +0000 (UTC) From: "Bjoern A. Zeeb" To: Doug Barton In-Reply-To: <4D9FC4CF.9090704@FreeBSD.org> Message-ID: References: <4D9FAC18.1070202@FreeBSD.org> <4D9FC4CF.9090704@FreeBSD.org> X-OpenPGP-Key: 0x14003F198FEFA3E77207EE8D2B58B8F83CCF1842 MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Cc: freebsd-net@FreeBSD.org Subject: Re: in6.c and panic: 0xc63dd000 must be migratable 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: Sat, 09 Apr 2011 08:16:07 -0000 On Fri, 8 Apr 2011, Doug Barton wrote: > On 04/08/2011 17:57, Bjoern A. Zeeb wrote: >> >> similar to what? > > We're seeing the "must be migratable" part of the panic, but nothing else. Ok. >>> panic: 0xc63dd000 must be migratable >>> cpuid = 1 >>> panic: 0xc63dd000 must be migratable >>> cpuid = 1 >>> panic: 0xc63dd000 must be migratable >>> cpuid = 1 >>> panic: 0xc63dd000 must be migratable >>> cpuid = 1 >>> panic: 0xc63dd000 must be migratable >>> cpuid = 1 >>> panic: 0xc63dd000 must be migratable >>> cpuid = 1 >>> panic: 0xc63dd000 must be migratable >>> cpuid = 1 > > This is the bit we see. Breaking to the debugger hasn't worked, and dumping > is not an option (I inherited this system, trying to get it tuned up now). ... >> Depsite being in the subject that's just follow-up problems, though >> thinking about it (very wild guess) -- how many cores do you have and are >> you >> running with flowtable enabled? > > It's an SMP system, and yes, FLOWTABLE was in the kernel config. I took that > out, and got the KDB options sorted out so that if it happens again hopefully > I can get a stack trace. Thanks for the FLOWTABLE suggestion, wish I'd > remembered that one myself. :) Flowtable is one of the things in the network stack that I could think of that would do the sched_bind() dance. Thinking of the above in the context of 'but nothing else' it could really be anything. The pointer printed there is a struct thread *. show allpcpu show thread show thread
bt will probably be a good start. I hope you have a serial console. Try to get a coredump as well if you can. /bz -- Bjoern A. Zeeb You have to have visions! Stop bit received. Insert coin for new address family.