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From: Markus Trippelsdorf <markus@trippelsdorf.de>
To: Neal Cardwell <ncardwell@google.com>
Cc: Christian Kujau <lists@nerdbynature.de>,
	netdev@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: WARNING: at net/ipv4/tcp_input.c:3418
Date: Tue, 6 Mar 2012 09:07:27 +0100	[thread overview]
Message-ID: <20120306080727.GA1641@x4> (raw)
In-Reply-To: <CADVnQyk_6LYW2nyjccWjv1NmjivXf5cXBqJ+LsZLjGyOj7kddQ@mail.gmail.com>

On 2012.03.06 at 00:46 -0500, Neal Cardwell wrote:
> On Wed, Feb 29, 2012 at 12:41 PM, Christian Kujau <lists@nerdbynature.de> wrote:
> > This is still happening with 3.3.0-rc5, .config & dmesg here:
> >
> >   http://nerdbynature.de/bits/3.3.0-rc4/ipv4/
> 
> I was finally able to reproduce this issue where there are warnings
> about sacked_out going negative (since 3.3.0-rc4), and my testing
> shows that this patch seems to fix the issue:
> 
>   http://patchwork.ozlabs.org/patch/144844/
> 
> For folks who were seeing this problem and are so inclined, feel free
> to try the latest 3.3-rc6 kernel (or davem's "net" tree in git, if
> that's easier) with that patch applied, and let me know how it goes.

Thanks for tracking this down, Neal.

In my case it looks like the issue was an "once in a lifetime" event.
So no amount of testing would prove anything.

-- 
Markus

  reply	other threads:[~2012-03-06  8:07 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-02-27  0:05 WARNING: at net/ipv4/tcp_input.c:3418 Christian Kujau
2012-02-27  0:10 ` Christian Kujau
     [not found] ` <alpine.DEB.2.01.1202290929520.4930@trent.utfs.org>
2012-03-01 17:31   ` Neal Cardwell
2012-03-02 14:34     ` Neal Cardwell
2012-03-06  5:46       ` Neal Cardwell
2012-03-06  8:07         ` Markus Trippelsdorf [this message]
  -- strict thread matches above, loose matches on Subject: below --
2012-02-25 18:34 Markus Trippelsdorf
     [not found] ` <CAGK4HS8bSF3y45Jgf3Vc0L1mGXt_vx1M2rDJoU8jPV6ZY8Dacw@mail.gmail.com>
2012-02-26  0:06   ` Vijay Subramanian

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