ROB ZOMBIE, KILLSWITCH ENGAGE and AS I LAY DYING have secured three non-rotating slots on the second stage of this year's Ozzfest, informed sources have told BLABBERMOUTH.NET. Other acts believed to have been confirmed for the second stage include THE HAUNTED, MASTODON and BURY YOUR DEAD.Although there has been no official confirmation on the matter, the 10th edition of Ozzfest is expected to be headlined by BLACK SABBATH and IRON MAIDEN. Also believed to be in the running for the festival's main stage are BLACK LABEL SOCIETY and the classic "Among the Living" lineup of ANTHRAX. Other rumored main-stage acts are MEGADETH, DISTURBED and SHADOWS FALL. As reported here on Monday, an Ozzfest representative has told BLABBERMOUTH.NET that the lineup and dates for this year's travelling festival will be announced at a press conference "mid-March."