[CentOS] Mailing List "mail forwarding loop"

Wed Jun 17 15:28:02 UTC 2009
Joe Pruett <joey at clean.q7.com>

> Kai Schaetzl wrote:
>> I've been getting over the last months several of these notices. Sometimes
>> a few per day. What's the problem? Can't this be avoided?
>
>>                    The mail system
>>
>> <centos at centos.org>: mail forwarding loop for centos at centos.org
>
> I haven't the faintest idea *why* those happen. Especially as the mails
> in question do make it through to the list (and I never got one of
> those, so I cannot really look at all the headers).
>
> There is a user "centos" on that machine, but as aliases >> local users
> in postfix context, I'm really out of ideas.

i got one as well and when i looked in the headers it appears to be 
getting generated via a ohio state trying to reinject the message back to 
the list.

Received: from meriadoc.asc.ohio-state.edu (meriadoc.asc.ohio-state.edu [128.146.117.124])
         by mail.centos.org (Postfix) with ESMTP id 8326B67B45
         for <centos at centos.org>; Tue, 16 Jun 2009 10:33:39 -0400 (EDT)
Received: from gollum.asc.ohio-state.edu ([128.146.117.98]) by meriadoc.asc.ohio-state.edu with Microsoft SMTPSVC(6.0.3790.3959);
          Tue, 16 Jun 2009 10:33:36 -0400
Received: from mail pickup service by gollum.asc.ohio-state.edu with Microsoft SMTPSVC;
          Tue, 16 Jun 2009 10:33:34 -0400
Received: from exchange.asc.ohio-state.edu ([128.146.117.123]) by meriadoc.asc.ohio-state.edu with Microsoft SMTPSVC(6.0.3790.3959);
          Fri, 12 Jun 2009 13:18:04 -0400
Received: from tnc-mta-2.it.ohio-state.edu ([140.254.54.48]) by exchange.asc.ohio-state.edu with Microsoft SMTPSVC(6.0.3790.3959);
          Fri, 12 Jun 2009 12:41:16 -0400