netdev - Re: Invalid truesize messages since 2.6.25

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Message-ID: <3C59DB883F7B0B4D8096010D45ACCD13C73B02@exch.facton.local>
Date:	Tue, 22 Jul 2008 14:06:50 +0200
From:	"Beschorner Daniel" <Daniel.Beschorner@...ton.com>
To:	"Ben Hutchings" <bhutchings@...arflare.com>
Cc:	<netdev@...r.kernel.org>
Subject: Re: Invalid truesize messages since 2.6.25

>> Since 2.6.25 we rarely see these messages:
>> 
>> SKB BUG: Invalid truesize (408) len=198, sizeof(sk_buff)=216
>> 
>> Yesterday I saw it the first time after a runtime of one week with
>> 2.6.26.
>> The box is web server / IPSEC gateway.
>> Obviously nothing seems to be affected by the message but <= 2.6.24
no
>> messages appeared.

> Invalid truesize can be caused by bugs in many different places.  So
it
> might be helpful to say which driver(s) and any unusual network
protocol
> or filter you are using.

Network driver: tg3
IPSEC: esp tunnels, ipcomp, 3des/aes
I use this config so far on other servers too without this message.

The unusal part special to this server may be:
Bandwidth management via htb & sfq, CONFIG_IP_MULTIPLE_TABLES for source
IP routing

Daniel
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