On 9/23/07, Alan Cox <alan@xxxxxxxxxxxxxxxxxxx> wrote:
> > Sep 18 18:50:01 treogen [ 63.440000] ata1.00: status: {DRDY }
> > Sep 18 18:50:01 treogen [ 63.440000] ata1: hard resetting link
>
> Timed out waiting for data transfers to complete that didn't. Does sound
> like the device got told the wrong sized transfer.
>
>
> It then falls off the bus because Jeff hasn't merged Mark Lord's DRQ
> draining patch.
One time the error was different:
Sep 11 19:19:24 treogen [ 33.340000] ata1.00: exception Emask 0x20
SAct 0x1 SErr 0x0 action 0x2
Sep 11 19:19:24 treogen [ 33.340000] ata1.00: irq_stat 0x00020002,
PCI master abort while fetching SGT
Sep 11 19:19:24 treogen [ 33.340000] ata1.00: cmd
61/08:00:09:d6:42/00:00:25:00:00/40 tag 0 cdb 0x0 data 4096 out
Sep 11 19:19:24 treogen [ 33.340000] res
50/00:00:af:ea:42/00:00:25:00:00/e0 Emask 0x20 (host bus error)
Sep 11 19:19:24 treogen [ 33.340000] ata1.00: status: {DRDY }
Sep 11 19:19:24 treogen [ 33.670000] ata1: soft resetting link
Sep 11 19:19:24 treogen [ 33.710000] ata1: SATA link up 3.0 Gbps
(SStatus 123 SControl 300)
Sep 11 19:19:24 treogen [ 33.800000] ata1.00: configured for UDMA/100
Sep 11 19:19:24 treogen [ 33.800000] ata1: EH complete
This was repeated 12 times.
(Diff between a good boot and one with that error is here:
http://lkml.org/lkml/2007/9/14/107 )
Torsten
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