FreeBSD crashed for no known reasson [kernel trap #12]

[Jorge Mario G.]

Hi there
One of my FreeBSD boxes crashed for a aparently unknown reasson
I check the KERNEL CRASH DEBUG section on the handbook but I wasnt running
coredump so I dont Know what to do
please if anyone can point me in "A" direction I'll apreciate it. Thnaks

***here is the only abnormal thing I can see in the logs

==========================================================
Apr 28 03:03:39 opossum /kernel:
Apr 28 03:03:39 opossum /kernel:
Apr 28 03:03:39 opossum /kernel: Fatal trap 12: page fault while in kernel
mode
Apr 28 03:03:39 opossum /kernel: fault virtual address  = 0xc062f44a
Apr 28 03:03:39 opossum /kernel: fault code             = supervisor
write, page not present
Apr 28 03:03:39 opossum /kernel: instruction pointer    = 0x8:0xc02356a1
Apr 28 03:03:39 opossum /kernel: stack pointer          = 0x10:0xc3052ec4
Apr 28 03:03:39 opossum /kernel: frame pointer          = 0x10:0xc3052edc
Apr 28 03:03:39 opossum /kernel: code segment           = base 0x0, limit
0xfffff, type 0x1b
Apr 28 03:03:39 opossum /kernel: = DPL 0, pres 1, def32 1, gran 1
Apr 28 03:03:39 opossum /kernel: processor eflags       = interrupt
enabled, resume, IOPL = 0
Apr 28 03:03:39 opossum /kernel: current process                = 18804
(sendmail)
Apr 28 03:03:39 opossum /kernel: interrupt mask         = none
Apr 28 03:03:39 opossum /kernel: trap number            = 12
Apr 28 03:03:39 opossum /kernel: panic: page fault
Apr 28 03:03:40 opossum /kernel:
Apr 28 03:03:40 opossum /kernel: syncing disks... 6 1
Apr 28 03:03:40 opossum /kernel: done
Apr 28 03:03:40 opossum /kernel: Uptime: 11d10h8m30s
Apr 28 03:03:40 opossum /kernel: Automatic reboot in 15 seconds - press a
key on the console to abort
Apr 28 03:03:40 opossum /kernel: Rebooting...
=====================================================================

Jorge