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Date: Sat, 24 Mar 2018 01:19:02 +0200
From: Konstantin Belousov <kostikbel@gmail.com>
To: Mark Peek <mark@peek.org>
Cc: Peter Lei <peter.lei@ieee.org>, freebsd-current@freebsd.org,
 huanghwh@163.com, "Jonathan T. Looney" <jtl@freebsd.org>
Subject: Re: amd64: panic on -CURRENT @r330539 for certain UEFI hosts
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On Fri, Mar 23, 2018 at 04:06:23PM -0700, Mark Peek wrote:
> I ran into the original issue with r330539 on a Fusion VM. Trying this
> patch causes a different panic:
> 
> https://people.freebsd.org/~mp/r330539-patched.png
> 
> Thoughts?

r331290 should fixed this issue.  What is your kernel sources version ?