Police were called to a disturbance at Moggill Road, Kenmore this afternoon.
At about 4:50pm, police responded to reports of a man throwing rocks onto passing cars.
Witnesses stated they saw the man throw a large rock onto the traffic travelling outbound on Moggill Road.
Police are appealing for motorists who were driving in the area and may have received damage to their vehicle to contact police.
Police are appealing for witnesses or anyone who was in the area who may have dashcam vision to also contact police.