panic at reboot - assertion: vp->v_lock.lk_exclusivecount == 1 in vgone_ interlocked

[Thomas Nikolajsen]

FYI: I still see this panic on HEAD (today);
it seem it is only when using vn(4); panic not seen on every update.

New core dump avail. on request.

 -thomas
<http://leaf.dragonflybsd.org/mailarchive/bugs/2007-01/msg00214.html>