Mills led the Yellow Jackets in rushing last season, will play for Kansas JUCO in 2017 with eye toward FBS return next season.
Jamari Bozeman started 12 games last season, led Falcons in interceptions with three.
Four-star 2017 signee Myles Brennan made the fight for the starting job ‘very close’ according to Ed Orgeron.
The two natural rivals have met on the gridiron only once previously.
The calls link to what the Ole Miss chancellor alluded to as a “pattern of personal misconduct” following Freeze’s July resignation.