``Unexpected busfree'' with 2.1.51

[Daniel Eischen]

>> When booting 2.1.51, the kernel hangs during SCSI device detection:
>> 
>> [...]
>> scsi target 3 [...] refusing wide [...]
>> (scsi0:3:0) Reset device  active_scb 0
>> scsi0: (targ 3, chan A) matching scb to (targ 3/chan A)
>> scsi0: (targ 3, chan A) matching scb to (targ 3/chan A)
>> scsi0: Unexpected busfree, LASTPHASE=0xe0, SEQADDR=0x4f
>> 
>> Then it spews out kernel debug messages and reboots.
>
>Have you tried updating the firmware on the Seagate?

Umm, your drive is telling you it is refusing wide negotiaton.
It's a narrow drive and seems to be choking on the attempt.
Disable wide negotiation for the Seagate in Adaptec BIOS.

Dan Eischen
eischen at pcnet.com