Dump header from device /dev/vtbd0p3
  Architecture: amd64
  Architecture Version: 2
  Dump Length: 264056832B (251 MB)
  Blocksize: 512
  Dumptime: Mon May  9 13:57:48 2016
  Hostname: FreeBSD
  Magic: FreeBSD Kernel Dump
  Version String: FreeBSD 10.3-RELEASE-p2 #0: Wed May  4 06:03:51 UTC 2016
    root@amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GENERIC
  Panic String: spin lock held too long
  Dump Parity: 372934521
  Bounds: 3
  Dump Status: good