Some minor errors

[Mark Anthony Lisher]

On Fri, 17 Oct 1997, Davi Antunes Lima wrote:

> Hi,
> 
> I would like to know if someone could help with some minor errors that are
> ocurring with my Adaptec AHA-2940 and my Iomega JAZ, when it's under a
> e2fsck -a.
> 
> Here's my adapter configuration:
> 
> Adaptec AIC7xxx driver version: 4.009/3.2
> Compile Options:
>   AIC7XXX_RESET_DELAY    : 5
>   AIC7XXX_CMDS_PER_LUN   : 2
>   AIC7XXX_TAGGED_QUEUEING: Disabled
>   AIC7XXX_PAGE_ENABLE    : Disabled
>   AIC7XXX_PROC_STATS     : Disabled
> 
> Adapter Configuration:
>           SCSI Adapter: Adaptec AHA-294X SCSI host adapter
>                         (AIC-787x chipset)
>               Host Bus: Single
>                Base IO: 0xec00
>         Base IO Memory: 0xfebff000
>                    IRQ: 9
>                   SCBs: Used 2, HW 16, Page 16
>             Interrupts: 13897
>          Serial EEPROM: True
>   Extended Translation: Enabled
>         SCSI Bus Reset: Enabled
>             Ultra SCSI: Disabled
>      Target Disconnect: Enabled
> 
> And here are the errors:
> 
> (scsi0:1:0) Underflow - Wanted at least 61440, got 12800, residual SG count 25.
> (scsi0:1:0) Underflow - Wanted at least 61440, got 12800, residual SG count 25.
> scsi0 channel 0 : resetting for second half of retries.
> SCSI bus is being reset for host 0 channel 0.
> (scsi0:-1:0) Reset device, active_scb 1
> scsi0: Resetting current channel A
> scsi0: Channel reset, sequencer restarted
> (scsi0:1:0) Underflow - Wanted at least 61440, got 12800, residual SG count 25.
> (scsi0:1:0) Underflow - Wanted at least 61440, got 12800, residual SG count 25.
> scsi0: MEDIUM ERROR on channel 0, id 1, lun 0, CDB: 0x08 19 da f8 78 00
> Current error sd08:14: sns = f0  3
> ASC=11 ASCQ= 0
> Raw sense data:0xf0 0x00 0x03 0x00 0x19 0xdb 0x17 0x11 0x00 0x00 0x00 0x00 0x11
> 0x00 0x00 0x00
> scsidisk I/O error: dev 08:14, sector 1694454
> 
> TIA
> 
> Davi
> 
> 
> 

I have had the same problems with a damaged disk, unfortunately after a
coupe of retries the kernel oops'ed. The problem was tracked down to the
drive being faultly and corrupting the disk, but the kernel oops suggest
that there is a problem in handling error conditions.

Mark

+-----------------------------------------------------------------------+
| Mark Anthony Lisher                                                   |
| Coconut Software Limited                       home: markal at iname.com |
| mal at coconut.co.uk                                    +44 1534 874682  |
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