Jason "Mayhem" Miller has found himself in trouble with the law yet again ... this time, TMZ Sports has learned the former MMA star was arrested for allegedly choking a fan at a hotspot in Los Angeles.
Law enforcement tells TMZ Sports ... the incident happened on Aug. 29 at the Sunset Marquis in West Hollywood -- only a few months after Miller had been released from prison.
According to law enforcement, a fan had approached Miller to say hello, but a verbal confrontation somehow ensued. Things then allegedly turned violent -- with Miller being accused of putting the person in a chokehold.