On 01/14/2012 04:15 PM, David Miller wrote:
> From: Darren Hart<dvhart@linux.intel.com>
> Date: Fri, 13 Jan 2012 22:44:55 -0800
>
>> CC: Jeff Kirsher<jeffrey.t.kirsher@intel.com>  (commit_signer:1/3=33%,commit_signer:1/8=12%)
>
> BTW, please try to figure out where this "commit_signer" stuff came from.
>
> It ended up corrupting the CC: list of your posting too.

It is from `./scripts/get_maintainer.pl`, and can be suppressed by 
adding '--norolestats' option. :)