Is there a newer kernel I can try? I couldn't find one in
sparc64/snapshots, nor misc/mrg. I'll have access to this box for a
little while, and I'm happy to do some testing if needed.


Sun Enterprise 220R (2 X UltraSPARC-II 450MHz), No Keyboard
OpenBoot 3.29, 1024 MB memory installed, Serial #15536159.
Ethernet address 8:0:20:ed:10:1f, Host ID: 80ed101f.

Rebooting with command: boot net                                      
Boot device: /pci@1f,4000/network@1,1  File and args: 
15400 >> NetBSD/sparc64 OpenFirmware Boot, Revision 
>> (martin@setting-sun.duskware.de, Thu Jun 28 20:24:14 CEST 2001)
Using BOOTPARAMS protocol: ip address: 192.168.211.210, hostname: grb-test
root addr=192.168.211.70 path=/data2/NetBSD/1.5.1/sparc64-root
loadfile: reading header
elf64_exec: Booting /pci@1f,4000/network@1,1/netbsd
3296871@0x1000000+221520@0x1400000+433440@0x1436150 
symbols @ 0xfefa4300 74+244944+126870 start=0x1000000
chain: calling OF_chain(800000, ef18, 1000000, fff83a80, 18)
[ preserving 372664 bytes of netbsd ELF symbol table ]
pmap_bootstrap: could not claim physical dseg extention at bfca0000 size 360000

RED State Exception

TL=0000.0000.0000.0005 TT=0000.0000.0000.0032
   TPC=0000.0000.0100.8628 TnPC=0000.0000.0100.8628 TSTATE=0000.0008.4a04.1405
TL=0000.0000.0000.0004 TT=0000.0000.0000.0068
   TPC=0000.0000.010c.7ae4 TnPC=0000.0000.010c.7ae8 TSTATE=0000.0000.4a00.0605
TL=0000.0000.0000.0003 TT=0000.0000.0000.0068
   TPC=0000.0000.010c.7ae4 TnPC=0000.0000.010c.7ae8 TSTATE=0000.0000.4a00.0607
TL=0000.0000.0000.0002 TT=0000.0000.0000.0068
   TPC=0000.0000.010c.7ae4 TnPC=0000.0000.010c.7ae8 TSTATE=0000.0000.4a00.0601
TL=0000.0000.0000.0001 TT=0000.0000.0000.0068
   TPC=0000.0000.010c.7ae4 TnPC=0000.0000.010c.7ae8 TSTATE=0000.0000.4a00.0403


Watchdog Reset
Externally Initiated Reset