All the stuff below got blasted to my console at once.  
I'm sending this here because the controller woes
triggered a lock botch, as below.

Dunno wtf happened, but things seemed well after
the double "continue" at ddb.

        Sean.
- --
isp0: 0.0.0 had an unexpected bus free
sd0(isp0:0:0:0): invalid return code from adapter: 3
sd0(isp0:0:0:0):  Check Condition on CDB: 0x0a 05 5e 9f 20 00
    SENSE KEY:  Aborted Command
     ASC/ASCQ:  Overlapped Commands Attempted

isp0: 0.0.0 had an unexpected bus free
sd0(isp0:0:0:0): invalid return code from adapter: 3
sd0(isp0:0:0:0):  Check Condition on CDB: 0x2a 00 01 0a 13 7a 00 00 28 00
    SENSE KEY:  Aborted Command
     ASC/ASCQ:  Overlapped Commands Attempted

isp0: 0.0.0 had an unexpected bus free
sd0(isp0:0:0:0): invalid return code from adapter: 3
isp0: 0.0.0 had an unexpected bus free
sd0(isp0:0:0:0): invalid return code from adapter: 3
isp0: 0.0.0 had an unexpected bus free
isp0: 0.0.0 had an unexpected bus free
sd0(isp0:0:0:0): invalid return code from adapter: 3
sd0(isp0:0:0:0): invalid return code from adapter: 3
simple_lock: locking against myself
lock: 0xe642a5b8, currently at: ../../../../uvm/uvm_vnode.c:607
on cpu 0
last locked: ../../../../uvm/uvm_pager.c:535
last unlocked: ../../../../miscfs/genfs/genfs_vnops.c:960
isp0: 0.0.0 had an unexpected bus free
sd0(isp0:0:0:0): invalid return code from adapter: 3
isp0: 0.0.0 had an unexpected bus free
sd0(isp0:0:0:0): invalid return code from adapter: 3
simple_lock: locking against myself
lock: 0xe642a5b8, currently at: ../../../../uvm/uvm_vnode.c:607
on cpu 0
last locked: ../../../../uvm/uvm_pager.c:535
last unlocked: ../../../../miscfs/genfs/genfs_vnops.c:960