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From: John Baldwin <jhb@freebsd.org>
To: freebsd-stable@freebsd.org
Subject: Re: Weird ISR accounting in 10-STABLE
Date: Tue, 24 Jun 2014 11:12:48 -0400
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 (bigwig.baldwin.cx); Tue, 24 Jun 2014 11:17:54 -0400 (EDT)
Cc: Vlad Galu <galu@packetdam.com>
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On Monday, June 23, 2014 5:18:34 pm Vlad Galu wrote:
> Hi John, thanks for reaching back. Yes, that must have been it, although
> the machine was completely idle at the time, except for my SSH session it
> was not generating or receiving any other traffic.
> 
> I have since updated to r267702 and the problem seems to have magically
> disappeared... I still have the old kernel but can't currently reboot the
> machine. When I do next, I will revert to it and try to provide more
> information.

Having that swi sit at 100% CPU does seem like a bug if you can reproduce it.

-- 
John Baldwin