Peter Handscomb hit a six and a four to complete his maiden Test match century.

Nic Maddinson endured a second failure in his brief Test career - he was dismissed for 1 by Wahab Riaz.

Mohammad Amir accounted for Matthew Wade and Mitchell Starc as Australia collapsed after the 172-run fourth wicket stand between Smith and Handscomb.

Wahab Riaz struck early after the Tea interval to dismiss the well-set Handscomb for 105.

Peter Handscomb took 14 balls to add to his overnight score but batted on positively even as wickets tumbled at the other end.

Steve Smith was dropped on 129 by Mohammad Amir but managed to add only one more run before falling to Wahab Riaz.