Date: Wed, 13 Aug 2008 22:10:09 -0400 From: Mike Tancsa <mike@sentex.net> To: Robert Watson <rwatson@FreeBSD.org> Cc: Jeremy Chadwick <koitsu@FreeBSD.org>, stable@FreeBSD.org Subject: Re: HEADS UP: inpcb/inpcbinfo rwlocking: coming to a 7-STABLE branch near you Message-ID: <200808140210.m7E2AK1V040232@lava.sentex.ca> In-Reply-To: <alpine.BSF.1.10.0808132318090.41778@fledge.watson.org> References: <alpine.BSF.1.10.0808031142550.65130@fledge.watson.org> <alpine.BSF.1.10.0808082219360.16028@fledge.watson.org> <200808120059.m7C0xvUH028011@lava.sentex.ca> <alpine.BSF.1.10.0808121119040.86332@fledge.watson.org> <200808132034.m7DKY7wm038972@lava.sentex.ca> <alpine.BSF.1.10.0808132138170.41778@fledge.watson.org> <7.1.0.9.0.20080813164157.161ba2e8@sentex.net> <200808132116.m7DLGY1f039165@lava.sentex.ca> <20080813212544.GA25915@eos.sc1.parodius.com> <200808132135.m7DLZTeK039233@lava.sentex.ca> <alpine.BSF.1.10.0808132318090.41778@fledge.watson.org>
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At 06:22 PM 8/13/2008, Robert Watson wrote:
>I'm concerned by the presence of multiple ARP entries for a single
>IP -- I'll need to reread the ARP code to refresh my memory, but in
>general I would expect to see at most one in-progress or complete
>ARP entry for any particular IP address at a time. To me, this
>suggests a bug -- perhaps a race condition or just a general logic
>bug. If rolling back fixes it, that is definitely interesting, but
>we can also debug this in the normal ways and see where it leads us.
I blew away /usr/src and /usr/obj and did a full buildworld,
buildkernel with date=2008.07.01.00.00.00 in my cvsup file
2008-07-01, all OK
2008-07-13, all OK
2008-07-25, all OK
2008-08-01, 'blammo'
So sometime between the 25th and aug1. Just going to try and narrow
it down some more.
---Mike
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