Here are the probable line-ups:
Barcelona : Cillessen, Aleix Vidal, Pique, Mascherano, Digne, Rakitic, Andre Gomes, Denis Suarez, Messi, Suarez and Neymar.
Real Sociedad : Rulli, Elustondo, Navas, Inigo Martínez, Yuri, Illarramendi, Zurutuza, Xabi Prieto, Oyarzabal, Vela and Willian Jose.