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Date:      Sat, 25 Apr 2009 20:10:03 +0100 (BST)
From:      Robert Watson <rwatson@FreeBSD.org>
To:        pluknet <pluknet@gmail.com>
Cc:        FreeBSD Net <freebsd-net@freebsd.org>
Subject:   Re: panic in soabort
Message-ID:  <alpine.BSF.2.00.0904252009420.91546@fledge.watson.org>
In-Reply-To: <a31046fc0904232104w380b7dabr1168b3df970c542a@mail.gmail.com>
References:  <a31046fc0904230118m184b50adnd2cebb4d610f94ca@mail.gmail.com> <alpine.BSF.2.00.0904231038550.54334@fledge.watson.org> <a31046fc0904232104w380b7dabr1168b3df970c542a@mail.gmail.com>

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On Fri, 24 Apr 2009, pluknet wrote:

> 2009/4/23 Robert Watson <rwatson@freebsd.org>:
>> On Thu, 23 Apr 2009, pluknet wrote:
>>
>>> Please, give me comment on this. The panic is on 6.2-REL. Is it known to 
>>> be fixed in the latter releases?
>>
>> It may well be -- there have been quite significant architectural 
>> improvements to socket life cycle (etc) between 6.2 and 7.x releases, which 
>> may well close the race causing this panic.  However, we'll probably need 
>> to learn a bit more in order to decide for sure.  Could you convert the 
>> trapping instruction pointer to file+offset in the source code?
>
> Looks I've lost the corresponding kernel.debug. Anyway I have such bt the 
> first time.

If you run into this again, let me know.  Also, are you using accept filters 
on the box?

Robert N M Watson
Computer Laboratory
University of Cambridge



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