kern/162083: [zfs] [panic] zfs unmount -f pool

[araujo at FreeBSD.org]

Synopsis: [zfs] [panic] zfs unmount -f pool

State-Changed-From-To: open->closed
State-Changed-By: araujo
State-Changed-When: Fri May 4 00:14:39 UTC 2012
State-Changed-Why: 
I sent some emails to Maciej and he told me that reinstalled the system
with FreeBSD 9.0-CURRENT and the problem disappeared. So, he also said
that I could close this pr.

http://www.freebsd.org/cgi/query-pr.cgi?pr=162083