IMSS Security settings violation

["postmaster@localhost" <postmaster@xxxxxxxxxxxxxxxxxxxxxxx>]

InterScan Messaging Security Suite has detected a message which violated the security settings configured in Policy > Scanning Exceptions. The message was deleted. You can find out more about this event by querying the Policy Event logs for Scanning exceptions.

Message details:
Sender: nacc@xxxxxxxxxxxxxxxxxx
Recipient: linux-mm@xxxxxxxxx
Subject: Re: [PATCH] slub: Don't throw away partial remote slabs if there is no local memory
Message ID: <20140206185955.GA7845@xxxxxxxxxxxxxxxxxx>
Attachment: results.tar.bz2

To further details about attachment thresholds, please refer to http://d02ntcl02.ibm.com/Content/View/bfa39c5d-c0a7-435f-a87c-e58adf90cc82/size_limit_when_sending_mailÿôèº{.nÇ+?·ÿ±éÝjg¬±¨;Â+aþéì¹»®&Þ?)îÇù¦þ)í?æèw+h?¨è­Ú&£ù/iÉÿ¢¸ÿ?梷¢?ú(?¸§»þÇ?þm§ÿÿÃÿ?)îÇù¦þ?àÿðè?û^?¨¥ÿö¡­ç?¨¥¶?ÿv?íþKÚrOè®ÿzf¢?ù/iÉÿ¢¸ÿ