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Date: Wed, 28 Mar 2007 12:51:04 +0400
From: Andrey Chernov <ache@freebsd.org>
To: Andre Oppermann <andre@freebsd.org>
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Cc: Garrett Cooper <youshi10@u.washington.edu>, freebsd-current@freebsd.org
Subject: Re: Latest -current complete lockup (tcp changes?)
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On Wed, Mar 28, 2007 at 10:47:19AM +0200, Andre Oppermann wrote:
> Andrey Chernov wrote:
> >On Tue, Mar 27, 2007 at 02:18:46PM +0200, Andre Oppermann wrote:
> >
> >>Could you revert sys/netinet/tcp_input.c back to rev. 1.327 while leaving
> >>all others at HEAD and look if the bug can be reproduced?
> >
> >
> >Yes! Reverting to 1.327 really helps, lockup is gone! Thanx!
> 
> You tried with a fully updated system before the backout as well?
> There was a time window where TCP was indeed broken.  It panic'ed
> though.

Yes. My case is not related to SACK options KASSERT - my kernel even not 
go so far to get that panic and I get lockup even when disable SACK by 
sysctl.

-- 
http://ache.pp.ru/