port-sun2/45931: early kmem panic on sun2

[Izumi Tsutsui <tsutsui%ceres.dti.ne.jp@localhost>]

>Number:         45931
>Category:       port-sun2
>Synopsis:       early kmem panic on sun2
>Confidential:   no
>Severity:       critical
>Priority:       low
>Responsible:    port-sun2-maintainer
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sun Feb 05 15:10:00 +0000 2012
>Originator:     Izumi Tsutsui
>Release:        NetBSD 5.99.64 updated around 201202051400Z
>Organization:
>Environment:
System: NetBSD 5.99.64 sun2 GENERIC on tme-0.8nb6
Architecture: m68000
Machine: sun2
>Description:
NetBSD/sun2 GENERIC doesn't boot on TME:
---

Self Test completed successfully.

Sun Workstation, Model Sun-2/120 or Sun-2/170, Sun-2 keyboard
ROM Rev R, 7MB memory installed
Serial #51388, Ethernet address 8:0:20:0:0:1

Probing Multibus: sd ec
Using RS232 A input.
Auto-boot in progress...
Boot: sd(0,0,0)vmunix 
>> NetBSD/sun2 ufsboot [1.13 (Sun Feb  5 22:42:14 JST 2012)]
open vmunix: No such file or directory
ufsboot: vmunix: loadfile() failed.
filename? [netbsd]: 
1579132+114884 [157040+146307]=0x1e7e54
relocating program...starting program at 0x6000
console is ttya
Copyright (c) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
    2006, 2007, 2008, 2009, 2010, 2011, 2012
    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 5.99.64 (GENERIC) #0: Sun Feb  5 22:46:00 JST 2012
        tsutsui@mirage:/s/src/sys/arch/sun2/compile/obj.sun2/GENERIC
Model: sun2 {120,170}
fpu: no math support
total memory = 7168 KB
avail memory = 4912 KB
panic: pool_get: kmem-4096: page empty
Stopped in pid 0.1 (system) at  netbsd:cpu_Debugger+0x6:        unlk    a6
db> tr
cpu_Debugger(1,7a79c,7a7a2,23381c,1f1b54) + 6
vpanic(170a3f,1f1b60,1f1b8c,cec9e,170a3f) + 1da
panic(170a3f,1704fc,1,0,1) + c
pool_get(23381c,1) + 196
pool_cache_get_slow(23399c,2710,1f1bf8,0,1) + f4
pool_cache_get_paddr(23381c,1,0) + 8e
kmem_intr_alloc(c04,1) + 70
kern_malloc(c00,183a60,4) + 22
sysctl_create(1f1ec4,1,1f1dd0,1f1ef0,1f1e30,60,1f1ec0,0,228804) + 592
sysctl_createv(0,0,0,0,a00,2,162ade,162abd,0,0,1,0,0,1,13,ffffffff) + 200
sysctl_kern_setup(0) + 4fc
sysctl_init(ffffffff,0,0,ffffffff,ffffffff) + 2a
main(0,0,0,0,0) + 8c
db> 
---

>How-To-Repeat:
build.sh -m sun2 -U live-image and boot the NetBSD/sun2 image on TME.
>Fix:
No idea.