Mahmood had commented on ethnic tensions that arose after a Bengali motorcyclist was killed in Khagrachhari, prompting a group of Bengalis to torch a number of houses and shops of the indigenous people in the Rangamati area of Chittagong.
Mahmood  alichangia maoni yake wakati wa  machafuko ya kikabila yaliyotokea baada ya mwendesha pikipiki wa  Bengali kuuwawa huko Khagrachhari, yakisababisha kikundi cha wa-Bengali kutia moto nyumba kadhaa na maduka ya wakazi wa eneo la Rangamati ndani ya Chittagong.