After remote controlling a unit from the pilot seat of a helicopter with AFM enabled, forces go haywire on the helicopter and it begins to fly itself.

Reproducible steps:
1. Spawn uh-80 ghosthawk.
2. Enable AFM
3. Engine On
4. Remote control a unit
5. Watch helicopter float.

See .rpt for debug output, and video attached

//Debug code
_vehicle = vehicle player; 
[_vehicle] spawn {params ["_vehicle"];
while {true} do {sleep 0.04; diag_Log (rotorsForcesRTD _vehicle)};};