>Number:         14529
>Category:       kern
>Synopsis:       aic7880 gets stuck probing devices
>Confidential:   no
>Severity:       serious
>Priority:       high
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sat Nov 10 14:24:00 PST 2001
>Closed-Date:
>Last-Modified:
>Originator:     Christos Zoulas
>Release:        <NetBSD-current source date>
>Organization:
	None, but will keep trying.
>Environment:
	
System: NetBSD beowulf.gw.com 1.5X NetBSD 1.5X (GW-GENERIC) #36: Sat Jul 28 11:41:19 EDT 2001 kim@nix.suominen.org:/net/nix/src-3/NetBSD/cvsroot/src/sys/arch/i386/compile/GW-GENERIC i386
Architecture: i386
Machine: i386
>Description:

....
ahc0 at pci0 dev 11 function 0
ahc0: interrupting at irq 11
ahc0: aic7880 Wide Channel A, SCSI Id=7, 16/255 SCBs
scsibus0 at ahc0: 16 targets, 8 luns per target
...
scsibus0: waiting 2 seconds for devices to settle...
probe(ahc0:0:0:0): SCB 1d - timed out while idle, SEQADDR == 0x18c
SCSIRATE == 0x0
probe(ahc0:0:0:0): Queuing a BDR SCB
probe(ahc0:0:0:0): SCB 1d - timed out while idle, SEQADDR == 0x18c
SCSIRATE == 0x0
probe(ahc0:0:0:0): no longer in timeout, status = 0
ahc0: Issued Channel A Bus Reset. 1 SCBs aborted
probe(ahc0:0:1:0): SCB 1d - timed out while idle, SEQADDR == 0x18c
SCSIRATE == 0x0
probe(ahc0:0:1:0): Queuing a BDR SCB
probe(ahc0:0:1:0): SCB 1d - timed out while idle, SEQADDR == 0x18c
SCSIRATE == 0x0
probe(ahc0:0:1:0): no longer in timeout, status = 0
ahc0: Issued Channel A Bus Reset. 1 SCBs aborted
syncing disks... done
rebooting...

>How-To-Repeat:
	The only thing on the bus is a cdrw drive which works under linux
	in approximately the same hardware configuration.
>Fix:
	N/A
>Release-Note:
>Audit-Trail:
>Unformatted:
 	Sat Nov 10 17:21:36 EST 2001