Some minor errors

[Mark Anthony Lisher]

On Sun, 19 Oct 1997, Mark Anthony Lisher wrote:

> 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.
>
Oops, you may want to know the config
Compile Options:
  AIC7XXX_RESET_DELAY    : 5
  AIC7XXX_TAGGED_QUEUEING: Enabled
  AIC7XXX_PAGE_ENABLE    : Enabled
  AIC7XXX_PROC_STATS     : Disabled

Adapter Configuration:
          SCSI Adapter: Adaptec AIC-7880 Ultra SCSI host adapter
                        (AIC-788x chipset)
              Host Bus: Single
               Base IO: 0xf800
        Base IO Memory: 0xffafb000
                   IRQ: 9
                  SCBs: Used 8, HW 16, Page 255
            Interrupts: 24396
         Serial EEPROM: True
  Extended Translation: Enabled
        SCSI Bus Reset: Disabled
            Ultra SCSI: Enabled
     Target Disconnect: Enabled

On a duel PPro 200MHz 96MB ram 2.1.57 kernel

Oct  9 20:32:15 dozy kernel: (scsi0:2:0) Underflow - Wanted at least 49152, got 42496, residual SG count 2.
Oct  9 20:32:19 dozy kernel: (scsi0:2:0) Underflow - Wanted at least 49152, got 42496, residual SG count 2.
Oct  9 20:32:20 dozy kernel: scsi0 channel 0 : resetting for second half of retries.
Oct  9 20:32:20 dozy kernel: SCSI bus is being reset for host 0 channel 0.
Oct  9 20:32:20 dozy kernel: (scsi0:-1:0) Reset device, active_scb 5
Oct  9 20:32:20 dozy kernel: scsi0: Resetting current channel A
Oct  9 20:32:20 dozy kernel: scsi0: Channel reset, sequencer restarted
Oct  9 20:32:20 dozy kernel: scsi0: Target 2, channel A, refusing synchronous negotiation; using asynchronous transfers.
Oct  9 20:32:24 dozy kernel: scsi0: Target 0, channel A, now synchronous at 10.0MHz, offset 15.
Oct  9 20:32:28 dozy kernel: (scsi0:2:0) Underflow - Wanted at least 49152, got 42496, residual SG count 2.
Oct  9 20:32:32 dozy kernel: (scsi0:2:0) Underflow - Wanted at least 49152, got 42496, residual SG count 2.
Oct  9 20:32:32 dozy kernel: scsi0: MEDIUM ERROR on channel 0, id 2, lun 0, CDB: Read (6) 16 25 98 60 00 
Oct  9 20:32:32 dozy kernel: Current error sd08:14: sense key Medium Error
Oct  9 20:32:32 dozy kernel: Additional sense indicates Recorded entity not found
Oct  9 20:32:32 dozy kernel: scsidisk I/O error: dev 08:14, sector 1451472
Oct  9 20:32:37 dozy kernel: (scsi0:2:0) Underflow - Wanted at least 1024, got 512, residual SG count 1.
Oct  9 20:32:40 dozy kernel: scsi0: MEDIUM ERROR on channel 0, id 2, lun 0, CDB: Read (6) 16 25 f8 60 00 
Oct  9 20:32:40 dozy kernel: Current error sd08:14: sense key Medium Error
Oct  9 20:32:40 dozy kernel: Additional sense indicates Unrecovered read error
Oct  9 20:32:40 dozy kernel: scsidisk I/O error: dev 08:14, sector 1451482
Oct  9 20:32:45 dozy kernel: (scsi0:2:0) Underflow - Wanted at least 1024, got 512, residual SG count 1.
Oct  9 20:32:48 dozy kernel: scsi0 channel 0 : resetting for second half of retries.
Oct  9 20:32:48 dozy kernel: SCSI bus is being reset for host 0 channel 0.
Oct  9 20:32:48 dozy kernel: (scsi0:-1:0) Reset device, active_scb 8
Oct  9 20:32:48 dozy kernel: scsi0: (targ -1/chan A) matching scb to (targ 2/chan A)
Oct  9 20:32:48 dozy kernel: scsi0: (targ -1/chan A) matching scb to (targ 2/chan A)
Oct  9 20:32:48 dozy kernel: scsi0: Resetting current channel A
Oct  9 20:32:48 dozy kernel: scsi0: Channel reset, sequencer restarted
Oct  9 20:32:48 dozy kernel: (scsi0:2:0) Aborting scb 10
Oct  9 20:32:48 dozy kernel: scsi0: Target 2, channel A, refusing synchronous negotiation; using asynchronous transfers.
Oct  9 20:32:48 dozy kernel: scsi0: Target 0, channel A, now synchronous at 10.0MHz, offset 15.
Oct  9 20:32:53 dozy kernel: (scsi0:2:0) Underflow - Wanted at least 1024, got 512, residual SG count 1.
Oct  9 20:34:43 dozy kernel: Memory: sized by int13 0e801h

Any Ideas? 

Mark

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