Hi,
I can't boot a -current kernel on my sun3/60; it fails with:
panic: ubc_init: failed to map ubc_object

Any idea ?

EEPROM boot device...Boot: sd(0,0,0) 
>> NetBSD ufsboot [$Revision: 1.2 $]
964704+21368+169756+[63720+74628]=0x13bf64
Starting program at 0x4000
console is ttya
[ using 138348 bytes of netbsd a.out symbol table ]
Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001
    The NetBSD Foundation, Inc.  All rights reserved.
Copyright (c) 1982, 1986, 1989, 1991, 1993
    The Regents of the University of California.  All rights reserved.

NetBSD 1.5R (SUN3_60) #0: Sat Feb 17 18:10:39 MET 2001
    bouyer@lisard.antioche.eu.org:/home/bouyer/thorpej_scsipi/sys/arch/sun3/compile/SUN3_60
Model: sun3 60
fpu: mc68881
total memory = 8192 KB
avail memory = 6152 KB
using 64 buffers containing 512 KB of memory
mainbus0 (root)
obio0 at mainbus0
zsc0 at obio0 addr 0x0 ipl 6: (softpri 3)
zsc0:  channel 0 not configured
zsc0:  channel 1 not configured
zsc1 at obio0 addr 0x20000 ipl 6: (softpri 3)
zstty0 at zsc1 channel 0 (console i/o)
                                      zstty1 at zsc1 channel 1
eeprom0 at obio0 addr 0x40000
clock0 at obio0 addr 0x60000 ipl 5
memerr0 at obio0 addr 0x80000 ipl 7: (Parity memory)
intreg0 at obio0 addr 0xa0000
le0 at obio0 addr 0x120000 ipl 3: address 08:00:20:00:9d:00
le0: 8 receive buffers, 2 transmit buffers
si0 at obio0 addr 0x140000 ipl 2: options=0xf
scsibus0 at si0: 8 targets, 8 luns per target
enabling interrupts
scsibus0: waiting 2 seconds for devices to settle...
sd0 at scsibus0 target 0 lun 0: <EMULEX, MD21/S2     ESDI, A00> SCSI0 0/direct fixed
sd0: 312 MB, 1224 cyl, 15 head, 34 sec, 512 bytes/sect x 640500 sectors
sd1 at scsibus0 target 0 lun 1: <EMULEX, MD21/S2     ESDI, A00> SCSI0 0/direct fixed
sd1: drive offline
sd0: Async, 8-bit transfers
sd1: Async, 8-bit transfers
sd2 at scsibus0 target 2 lun 0: <HITACHI, DK516C, KL17> SCSI2 0/direct fixed
sd2: 1272 MB, 2179 cyl, 15 head, 79 sec, 512 bytes/sect x 2606400 sectors
sd2: Async, 8-bit transfers
st0 at scsibus0 target 4 lun 0: <, , > SCSI1 1/sequential removable
st0: rogue, drive empty
st0: Async, 8-bit transfers
panic: ubc_init: failed to map ubc_object

Begin traceback...
?(?)
_panic(e0c0673,2700,e020c80,1,e00f1ba) at 0
_ubc_init(107,0,f4bd8,e140184,800000) + 220
_main(e143fb0) + 380
End traceback...
syncing disks... done
Kernel rebooting...

--
Manuel Bouyer <bouyer@antioche.eu.org>
--