Date: Mon, 14 Sep 2009 22:13:01 +0200 From: Mel Flynn <mel.flynn+fbsd.questions@mailing.thruhere.net> To: freebsd-questions@freebsd.org Cc: Scott Schappell <archon@silvertree.org> Subject: Re: Remounting a drive as read/write crashes the system and no dmesg.boot Message-ID: <200909142213.01903.mel.flynn%2Bfbsd.questions@mailing.thruhere.net> In-Reply-To: <54FB5CAC-AFF8-4997-9C85-D130BAD00BFE@silvertree.org> References: <00B06063-9872-4ACE-8767-1221C22E33EE@silvertree.org> <200908211632.13723.mel.flynn%2Bfbsd.questions@mailing.thruhere.net> <54FB5CAC-AFF8-4997-9C85-D130BAD00BFE@silvertree.org>
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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
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