From owner-freebsd-current@freebsd.org  Thu Jun  2 09:44:31 2016
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From: Mitya <mitya@cabletv.dp.ua>
Subject: head r31168 - Panic String: protosw_init: keysw[0] has no usrreqs!
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Date: Thu, 2 Jun 2016 12:40:34 +0300
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I am now upgrade my machine to r31168, and get kernel panic during boot.

Keyboard and remote console do not works.

http://postimg.org/image/7j2aq6aqz/