From owner-freebsd-current@FreeBSD.ORG Mon Sep 20 05:33:53 2010 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 01A501065670; Mon, 20 Sep 2010 05:33:53 +0000 (UTC) (envelope-from rrs@lakerest.net) Received: from lakerest.net (unknown [IPv6:2001:240:585:2:213:d4ff:fef3:2d8d]) by mx1.freebsd.org (Postfix) with ESMTP id 25BC28FC14; Mon, 20 Sep 2010 05:33:51 +0000 (UTC) Received: from [192.168.2.159] (pool-71-121-31-180.snfcca.fios.verizon.net [71.121.31.180]) (authenticated bits=0) by lakerest.net (8.14.4/8.14.3) with ESMTP id o8K5XWIl009561 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=NOT); Mon, 20 Sep 2010 01:33:47 -0400 (EDT) (envelope-from rrs@lakerest.net) Message-Id: <5B9801DF-2DBB-4203-9274-706276C6A910@lakerest.net> From: Randall Stewart To: Andriy Gapon In-Reply-To: <4C96E5D1.20906@freebsd.org> Content-Type: text/plain; charset=US-ASCII; format=flowed; delsp=yes Content-Transfer-Encoding: 7bit Mime-Version: 1.0 (Apple Message framework v936) Date: Sun, 19 Sep 2010 22:33:26 -0700 References: <4C96C772.4030006@freebsd.org> <29093DA9-BB4D-49B5-A20E-EDEDF6B5BAEC@lakerest.net> <4C96E5D1.20906@freebsd.org> X-Mailer: Apple Mail (2.936) Cc: Lawrence Stewart , FreeBSD Current Subject: Re: Crash during boot of current (rev 212885) 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: Mon, 20 Sep 2010 05:33:53 -0000 Andrly: Ok.. I can do that. I can positively say that when I have a kernel with 212646.. all is well. But a kernel with 212647 crashes as described below... I will ship you the read-elf offlist R On Sep 19, 2010, at 9:40 PM, Andriy Gapon wrote: > on 20/09/2010 06:38 Randall Stewart said the following: >> Hi Lawrence: >> >> I am currently doing a binary search.. >> >> I know that 212660 shows the break. >> >> I am just about to try 212560 ;-) >> >> If that works I will update to 212646 and see if it works.. ;-) > > Randall, > > please also make sure that you have sufficiently recent ld as > described in > UPDATING from 20100915. > I'd be interested to see output of readelf -a -W for your kernel > that crashes. > > >> On Sep 19, 2010, at 7:31 PM, Lawrence Stewart wrote: >> >>> Hiya Randall! >>> >>> On 09/20/10 08:56, Randall Stewart wrote: >>>> Hey all: >>>> >>>> I am now seeing a crash when I boot my Intel (in 64 bit more)... >>>> >>>> Its very early in the boot process.. and thus no crash dump ;-0 >>>> >>>> Its in >>>> >>>> netisr_start_swi() >>>> >>>> When it initializes netisr_mtx with a mtx_init() it crashes saying >>>> that netisr_mtx is unaligned... (the address ddb shows for >>>> netisr_mtx ends >>>> with c ... so it definitely is unaligned... >>>> >>>> Looking at the netisr_workstream structure (where netisr_mtx is) it >>>> appears to be in theory aligned right (follows 2 pointers)... so >>>> did something change the DP_CPU Define stuff to cause us to get >>>> unaligned >>>> access? >>>> >>>> Just curious... If I don't hear from anyone I will start backing >>>> things >>>> out 1 >>>> rev at a time until I find what did it I guess ;-) >>> >>> My guess would be r212647. Try backing that rev out and if it fixes >>> things, hopefully Andriy will have some thoughts on how to fix the >>> problem. Apologies if my guess is a red herring. >>> >>> Cheers, >>> Lawrence >>> >> >> ------------------------------ >> Randall Stewart >> 803-317-4952 (cell) >> > > > -- > Andriy Gapon > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org > " > ------------------------------ Randall Stewart 803-317-4952 (cell)