From owner-freebsd-questions@FreeBSD.ORG Mon Sep 14 20:13:05 2009 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 4E9431065672 for ; Mon, 14 Sep 2009 20:13:05 +0000 (UTC) (envelope-from mel.flynn+fbsd.questions@mailing.thruhere.net) Received: from mailhub.rachie.is-a-geek.net (rachie.is-a-geek.net [66.230.99.27]) by mx1.freebsd.org (Postfix) with ESMTP id 1CF0A8FC15 for ; Mon, 14 Sep 2009 20:13:04 +0000 (UTC) Received: from smoochies.rachie.is-a-geek.net (mailhub.lan.rachie.is-a-geek.net [192.168.2.11]) by mailhub.rachie.is-a-geek.net (Postfix) with ESMTP id 04C2D7E818; Mon, 14 Sep 2009 12:13:16 -0800 (AKDT) From: Mel Flynn To: freebsd-questions@freebsd.org Date: Mon, 14 Sep 2009 22:13:01 +0200 User-Agent: KMail/1.12.1 (FreeBSD/8.0-BETA4; KDE/4.3.1; i386; ; ) References: <00B06063-9872-4ACE-8767-1221C22E33EE@silvertree.org> <200908211632.13723.mel.flynn+fbsd.questions@mailing.thruhere.net> <54FB5CAC-AFF8-4997-9C85-D130BAD00BFE@silvertree.org> In-Reply-To: <54FB5CAC-AFF8-4997-9C85-D130BAD00BFE@silvertree.org> MIME-Version: 1.0 Content-Type: Text/Plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Message-Id: <200909142213.01903.mel.flynn+fbsd.questions@mailing.thruhere.net> Cc: Scott Schappell Subject: Re: Remounting a drive as read/write crashes the system and no dmesg.boot X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 14 Sep 2009 20:13:05 -0000 On Saturday 22 August 2009 02:40:53 Scott Schappell wrote: > On Aug 21, 2009, at 17:32:13, Mel Flynn wrote: > > On Friday 21 August 2009 07:34:11 Scott Schappell wrote: > >> Looking at info.0 I see: > >> > >> > >> Dump header from device /dev/ad0s1b > >> Architecture: i386 > >> Architecture Version: 2 > >> Dump Length: 155131904B (147 MB) > >> Blocksize: 512 > >> Dumptime: Fri Aug 21 08:27:45 2009 > >> Hostname: arthur.silvertree.org > >> Magic: FreeBSD Kernel Dump > >> Version String: FreeBSD 7.2-RELEASE-p3 #1: Fri Aug 14 13:27:47 PDT > >> 2009 > >> root@arthur.silvertree.org:/usr/obj/usr/src/sys/ARTHUR > >> Panic String: ffs_sync: rofs mod > >> Dump Parity: 2778312054 > >> Bounds: 0 > >> Dump Status: good > >> > >> This is interesting: > >> > >> "Panic String: ffs_sync: rofs mod" > >> > >> It looks I'm guessing this is saying "read only file system > >> modified". So it looks like the problem is with mount? > >> > >> If there's anything you want me to pull from the vmcore.0 let me > >> know. > >> > >> Again, this happens with the drive mounted RO from fstab. Unmounted > >> then mount -o rw /backup. > >> > >> Something is amiss, and first blush doesn't seem to be hardware > >> related. > > > > There should be a backtrace in info.0 already. That part contains more > > relevant information. > > Nope, that's all info.0 contains. Follow up. Temp fix available here: http://www.freebsd.org/cgi/getmsg.cgi?fetch=193338+0+current/freebsd-current -- Mel