Yeah, I know I should get  around to updating to 1.6.1

but I figured I've got the debugger, I might as well poke around and see if anyone 
recognizes anything.

luesky_rthille> sup -s
SUP 8.26 (4.3 BSD) for system software at Dec  1 16:16:34
Dec  1 16:34:09 bluesky ipmon[81]: 16:34:08.611827             tlp1 @0:3 b 209.204.179.1 
-> 224.0
.0.1 PR igmp len 20 (7168) IN
mode = 0100664, inum = 1531798, fs = /home
panic: ffs_valloc: dup alloc
Stopped in sup at       0x80136b44:     jr      ra
                 bdslot: 0x80136b48:     nop
db>
Then continued
and it panic'd  "locking against myself"

trace
80136b40+4 (ff01,0,d,0) ra 80042bc8 sz 0
80042b1c+ac (8016a370,0,66,0) ra 8002f408 sz 48
8002ec7c+78c (8016a370,0,66,0) ra 8007267c sz 64
8007265c+20 (8016a370,0,66,0) ra 8006f808 sz 24
8006f750+b8 (8016a370,0,66,0) ra 800654c8 sz 72
800653b8+110 (8016a370,0,66,0) ra 80112fa4 sz 32
80112ec0+e4 (8016a370,0,66,8718ba68) ra 80068ab4 sz 96
80068a08+ac (8016a370,0,66,8718ba68) ra 80067458 sz 40
800673d0+88 (8016a370,0,66,8718ba68) ra 80140b58 sz 72
80140aa4+b4 (100,0,66,8718ba68) ra 80042c50 sz 24
80042b1c+134 (100,0,63,0) ra 801029e4 sz 48
80102858+18c (100,0,63,0) ra 8011e74c sz 72
8011e69c+b0 (100,0,63,0) ra 8011a96c sz 360
8011a930+3c (100,0,63,0) ra 8006e658 sz 24
8006e500+158 (100,0,63,0) ra 80069674 sz 176
800695a8+cc (100,0,63,0) ra 8013a264 sz 200
8013a078+1ec (100,0,63,0) ra 80001f7c sz 96
mips3_SystemCall+d0 (100,0,63,0) ra 20154db0 sz 0
PC 0x20154db0: not in kernel space
0+20154db0 (100,0,63,0) ra 0 sz 0
User-level: pid 21897
db>