linux-kernel - Re: SATA problems

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Date:	Mon, 10 Sep 2007 02:02:43 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Nigel Kukard <nkukard@...d.net>
Cc:	Dave Jones <davej@...hat.com>, Jeff Garzik <jeff@...zik.org>,
	linux-kernel@...r.kernel.org, linux-ide@...r.kernel.org
Subject: Re: SATA problems

On Thu, 30 Aug 2007 09:24:18 +0000 Nigel Kukard <nkukard@...d.net> wrote:

> Hrmmm,
> 
> >>  > 
> >>  >  > > Jun 14 07:55:52 nigel-m2v kernel: ATA: abnormal status 0x7F on port
> >>  >  > > 0x0001c807
> >>  >  > > Jun 14 07:55:52 nigel-m2v kernel: ATA: abnormal status 0x7F on port
> >>  >  > > 0x0001c807
> >>  > 
> >>  > Unrelated to the other error, but I've been meaning to ask for a while..
> >>  > If this is 'abnormal', why does every SATA box I've seen do it?
> >>
> >> *crickets*

chirp, chirp.

> >> Should we check for this case explicitly, and not print this?
> >>
> >>   
> >>     
> > After I get the above errors, my entire SATA bus crashes and I need to
> > hard reset the box ... not sure we can just ignore the errors?
> >
> >   
> 
> Appears even with the patch provided a few months ago I'm getting
> freezes. Replaced the HDD & all cables, same errors ... especially
> whilst doing heavy IO.
> 
> Can anyone shed some light?
> 

I think I was told last week that copying the appropriate mailing list will
at least prevent chirping, so let's try that.

Original thread here: http://lkml.org/lkml/2007/6/14/154

> ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> ata2.00: cmd c8/00:00:9f:c9:cb/00:00:00:00:00/e1 tag 0 cdb 0x0 data
> 131072 in
>          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata2: soft resetting port
> ATA: abnormal status 0x7F on port 0x0001c807
> ATA: abnormal status 0x7F on port 0x0001c807
> ata2.00: configured for UDMA/133
> ata2: EH complete
> ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> ata2.00: cmd c8/00:00:9f:c9:cb/00:00:00:00:00/e1 tag 0 cdb 0x0 data
> 131072 in
>          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata2: soft resetting port
> ATA: abnormal status 0x7F on port 0x0001c807
> ATA: abnormal status 0x7F on port 0x0001c807
> ata2.00: configured for UDMA/133
> ata2: EH complete
> ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> ata2.00: cmd c8/00:00:9f:c9:cb/00:00:00:00:00/e1 tag 0 cdb 0x0 data
> 131072 in
>          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata2: soft resetting port
> ATA: abnormal status 0x7F on port 0x0001c807
> ATA: abnormal status 0x7F on port 0x0001c807
> ata2.00: configured for UDMA/133
> ata2: EH complete
> ata2.00: limiting speed to UDMA/100:PIO4
> ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> ata2.00: cmd c8/00:00:9f:c9:cb/00:00:00:00:00/e1 tag 0 cdb 0x0 data
> 131072 in
>          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata2: soft resetting port
> ATA: abnormal status 0x7F on port 0x0001c807
> ATA: abnormal status 0x7F on port 0x0001c807
> ata2.00: configured for UDMA/100
> ata2: EH complete
> ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> ata2.00: cmd c8/00:00:9f:c9:cb/00:00:00:00:00/e1 tag 0 cdb 0x0 data
> 131072 in
>          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata2: soft resetting port
> ATA: abnormal status 0x7F on port 0x0001c807
> ATA: abnormal status 0x7F on port 0x0001c807
> ata2.00: configured for UDMA/100
> ata2: EH complete
> ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> ata2.00: cmd c8/00:00:9f:c9:cb/00:00:00:00:00/e1 tag 0 cdb 0x0 data
> 131072 in
>          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata2: soft resetting port
> ATA: abnormal status 0x7F on port 0x0001c807
> ATA: abnormal status 0x7F on port 0x0001c807
> ata2.00: configured for UDMA/100
> sd 3:0:0:0: SCSI error: return code = 0x08000002
> sda: Current [descriptor]: sense key=0xb
>     ASC=0x0 ASCQ=0x0
> Descriptor sense data with sense descriptors (in hex):
>         72 0b 00 00 00 00 00 0c 00 0a 80 00 00 00 00 00
>         00 00 00 00
> end_request: I/O error, dev sda, sector 30132639
> ata2: EH complete
> ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> ata2.00: cmd c8/00:00:9f:ca:cb/00:00:00:00:00/e1 tag 0 cdb 0x0 data
> 131072 in
>          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata2: soft resetting port
> ATA: abnormal status 0x7F on port 0x0001c807
> ATA: abnormal status 0x7F on port 0x0001c807
> ata2.00: configured for UDMA/100
> ata2: EH complete
> ata2.00: limiting speed to UDMA/33:PIO4
> ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> ata2.00: cmd c8/00:00:9f:ca:cb/00:00:00:00:00/e1 tag 0 cdb 0x0 data
> 131072 in
>          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata2: soft resetting port
> ATA: abnormal status 0x7F on port 0x0001c807
> ATA: abnormal status 0x7F on port 0x0001c807
> ata2.00: configured for UDMA/33
> ata2: EH complete
> ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> ata2.00: cmd c8/00:00:9f:ca:cb/00:00:00:00:00/e1 tag 0 cdb 0x0 data
> 131072 in
>          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata2: soft resetting port
> ATA: abnormal status 0x7F on port 0x0001c807
> ATA: abnormal status 0x7F on port 0x0001c807
> ata2.00: configured for UDMA/33
> ata2: EH complete
> ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> ata2.00: cmd c8/00:00:9f:ca:cb/00:00:00:00:00/e1 tag 0 cdb 0x0 data
> 131072 in
>          res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> ata2: soft resetting port
> ATA: abnormal status 0x7F on port 0x0001c807
> ATA: abnormal status 0x7F on port 0x0001c807
> ata2.00: configured for UDMA/33
> ata2: EH complete
> 
> 
> 
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