Jenson Button finished 11th at season-opening Australian Grand Prix . McLaren team-mate Kevin Magnussen did n't start after engine problem . Button 's finish marked first time McLaren have completed one laps this year after troubled winter plagued by reliability issues . Injured Fernando Alonso expected to return for next race in Malaysia .
Jenson Button finished 11th at season-opening Australian Grand Prix . McLaren team-mate Kevin Magnussen did n't start after engine problem . Button 's finish marked first time McLaren have completed more than 12 laps this year after troubled winter plagued by reliability issues . Injured Fernando Alonso expected to return for next race in Malaysia .