Date: Tue, 11 May 2010 09:55:54 -0400 From: Andrew Gallatin <gallatin@cs.duke.edu> To: David Malone <dwmalone@maths.tcd.ie> Cc: FreeBSD net mailing list <freebsd-net@FreeBSD.org>, Ivan Voras <ivoras@FreeBSD.org>, developers@FreeBSD.org Subject: Re: FreeBSD.org IPv6 issue - AAAA records disabled Message-ID: <4BE961EA.2060806@cs.duke.edu> In-Reply-To: <20100511092000.GA12735@walton.maths.tcd.ie> References: <4BD885C6.10600@FreeBSD.org> <20100429204544.GC1286@arthur.nitro.dk> <1272998683.2406.38.camel@localhost.localdomain> <20100504190328.GC31196@valentine.liquidneon.com> <4BE80F07.8090309@cs.duke.edu> <AANLkTimVvm1AfOoJax9AcSWNLGJqIGe7EPE1FssA7tDe@mail.gmail.com> <4BE82011.6050009@cs.duke.edu> <20100511092000.GA12735@walton.maths.tcd.ie>
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David Malone wrote: > On Mon, May 10, 2010 at 11:02:41AM -0400, Andrew Gallatin wrote: >> I think something may be holding onto an mbuf after free, >> then re-freeing it. But only after somebody else allocated >> it. I was hoping that the mbuf double free referenced >> above was the smoking gun, but it turns out that there isn't >> even a bge interface in my pr (just bce and mxge). > > Weren't there some bugs fixed recently that alowed the arp/ndp code > to free packets that weren't previously being freed? They'd be good > candidates for something that holds onto an mbuf for a while and > then frees it. Unfortunately, I think at least the PR I'm looking into pre-dates those fixes -- these problems started in r202120 (early Jan). I need to ask what he upgraded from. When did IPv6 become unstable for others? Drew
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