It would probably get you more results if you were more specific about what you want. I mean, the archives is so huge, that people might not feel confident enough to recommend anything to you, because you don't specify any kind of preferences, genre, or squicks or anything.
So, my recommendations are, give a more detailed request… and then go check out BronxWench. She's got a couple of M/M stories
http://members.adult-fanfiction.org/profile.php?no=1296892487&view=story Not all of her stories are M/M, but some of them are.