From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Date: Fri, 21 Oct 2016 15:00:09 +0000
Subject: Re: Regression with 4.7.2 on sun4u
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From: Anatoly Pugachev <matorola@gmail.com>
Date: Fri, 21 Oct 2016 15:57:16 +0300

> Any idea how to debug this?

Bisection may be the quickest way.