Xen 3 dom0 crash with linux domU

[Anzi <anzi%dnainternet.net@localhost>]

Hello

I yesterday started and stopped linux domain from dom0 and I think 
restarted network on dom0 somewhere between. could not remember exaclty
This is what I got (I was on the console so I write it down) when I was 
starting linux domU:

Panic : kernel diagnostic assertion "PC9->PC9_objects[idx], PC 90_va == 
NULL" failed file "/home/builds/ab/HEAD/src/sys/kern/subr_pool.c", line 2003
stopped in pid 10815.1 (python 2.4) at netbsd: cpu_debugger +0x4: popl