Date: Mon, 6 Mar 2006 04:52:37 -0000 From: "Steven Hartland" <killing@multiplay.co.uk> To: "Eric Anderson" <anderson@centtech.com> Cc: freebsd-current@freebsd.org, freebsd-stable@freebsd.org Subject: Re: g_vfs_done with offset greater than disk size Message-ID: <001701c640d9$ce1cc270$b3db87d4@multiplay.co.uk> References: <02ed01c640d0$32b1dbd0$b3db87d4@multiplay.co.uk> <440BBA6F.9050401@centtech.com>
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----- Original Message -----
From: "Eric Anderson" <anderson@centtech.com>
> Steven Hartland wrote:
>> I've been trying to get a problem fixed with a Highpoint 1820a crashing
>> out with errors like:
>> kernel: IAL: COMPLETION ERROR, adapter 0, channel 2, flags=104
>> kernel: ATA regs: error 10, sector count 20, LBA low ff, LBA mid ff,
>> LBA high ff, device 4f, status 51
>> which results in the disk being dropped from the array.
>>
>> A sharp eyed engineer at Highpoint has just spotted the fact that the
>> read error reported later is well beyond the end of the array ( 750Gb ):
>> kernel:
>> g_vfs_done():da0s1h[READ(offset=535260184576,length=131072)]error = 5
>>
>> As such is it possible there is a problem in the FS that fsck is not
>> detecting which could be causing this behaviour when an rsync ( read
>> only ) is performed against it?
>>
>> If there is indeed a vfs error which fsck is not detecting how would I
>> go about:
>> 1. finding it
>> 2. fixing it
>
> I recently sent a very similar issue to freebsd-geom list, with no
> responses yet (just sent it last week). I've got a system with ICH6 (or
> ICH7 maybe) controller, and a SATA disk. I don't believe it's a driver
> issue, and I don't think it's an fs issue, since I was dd'ing an image
> onto the disk, and the image contained linux partitioning and an ext2
> fs. I think it has to do with the tasting (or re-tasting) of the GEOM
> devices, but that's pretty much a guess.
Not so sure if its makes any difference but I can complete a:
dd if=/dev/da0 of=/dev/null
Without any issues at all on the array.
Steve
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