trap number 12 :-(

[Hristo Georgiev]

Hi all, today i found my FreeBSD 5.2.1 Release with this message on console

stack pointer = 0x10:0cxcdb0c918
frame pointer = 0x10:0cxdb0c91c
code segment = base 0x0 limit 0xfffff,type 0x1b
                        DPLO pres 1 def321,gran 1
processor eflags = resume ,IOPl = 0
current proces = ll (idle)
trap number 12 
panic: page fault

Uptime.....

help mi pls....hardware i Gigabyte 8IPE1000 Celeron-D 2.4