One problem related to cruise control has been reported for the 2012 Tesla Model S. The most recently reported issues are listed below.
Cause unknown. The vehicle was stopped just before entering into a head in parking space when with the brake depressed, the vehicle accelerated suddenly and uncontrollably causing it to jump the curb and take down a retaining wall. It continued through the wall until it was stopped by a tree. Vehicle was a total loss. Vehicle settings at the time of incident were as follows: there is no autopilot on this Model S and cruise control was off. Additionally, the car was set with creep mode off. Hvac was on.