Big Sean’s seven-minute Control track didn’t make his upcoming Hall of Fame album because of sample-clearance issues, but that’s not why its release on the Internet ignited a brushfire of controversy.The track, produced by NO I.D., features verses by Kendrick Lamar and Jay Electronica. It’s Lamar’s chest-thumping spiel that has fans and peers reacting with shock, outrage and, mostly, cheers.Lamar, who hails from Compton, anoints himself the most royal of rappers: “I’m Machiavelli’s offspring, I’m the king of New York, king of the coast, one hand, I juggle them both.”Then he rips into scores of rappers by name, including Jermaine Cole, Big KRIT, Wale, Push T, Meek Millz, A$AP Rocky, Drake, Tyler, Mac Miller and even his partners on the track, Big Sean and Jay Electronica.A sample:I got love for you all but I’m tryna murder you n—–Tryna make sure your core fans never heard of you n—–They don’t wanna hear not one more noun or verb from you n—–What is competition? I’m tryna raise the bar highOn Twitter, Sean “Diddy” Combs retweeted @REVOLT TV’s approving reactions: “If Larry Bird and Magic Never challenged each other – the game wouldn’t have made the strides that it did. Same with Music.” And, “Hip Hop was born out of competition and raised by battles. This is what Music needs.”Push T, a victim of Lamar’s barbs, tweeted, “I hear u loud and clear my n—-.”Hall of Fame, featuring Lil Wayne, Nas, Kid Cudi, Juicy J, Jeezy, Miguel and Nicki Minaj, is due Aug. 27.