Date: Mon, 4 Sep 2006 23:07:01 -0700 From: John-Mark Gurney <gurney_j@resnet.uoregon.edu> To: freebsd-stable@freebsd.org Subject: Re: large system date skew on RELENG_6 changes causes select() failures Message-ID: <20060905060701.GG9421@funkthat.com> In-Reply-To: <20060905045141.GA810@localhost.localdomain> References: <20060905045141.GA810@localhost.localdomain>
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Stanislaw Halik wrote this message on Tue, Sep 05, 2006 at 06:51 +0200:
> Hello,
>
> A while ago, by accident, I've changed the system date back to the '98
> using date(1). To my astonishment, screen(1) barfed about EINVAL in
> select() and died. Programs, including opera (native FreeBSD-6 binary)
> kept spinning the CPU until I killed them.
>
> I have no means for debugging it.
>
> Is this somehow expected? If not (i.e. it's a bug), is it known?
Probably, they calculated timeout's which magicly became negative, which
isn't a valid timeout, and none of the programs are programmed well enough
to handle the case and exhibited the behavior that you saw...
--
John-Mark Gurney Voice: +1 415 225 5579
"All that I will do, has been done, All that I have, has not."
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