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To: Jason <jason@monsterjam.org>
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From: Lowell Gilbert <freebsd-stable-local@be-well.ilk.org>
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Cc: stable@freebsd.org
Subject: Re: calcru: runtime went backwards and hard lockup in 5.4-STABLE
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Jason <jason@monsterjam.org> writes:

> and I see 
> http://www.freebsd.org/doc/en_US.ISO8859-1/books/faq/troubleshoot.html#CALCRU-NEGATIVE
> but this info seems to only apply to 4.x.

Not really, but the values are making *huge* jumps back and forth, so
it's not just a matter of missing some interrupts in your case.

> Is this really a problem? how can I squelch it?

It does seem to be a problem.  It may be a hardware problem with your
timekeeping source.  Try changing the timecounter.