كتب : وكالات
The Spanish side have reportedly set 10 million Euros to land the Brazilian, who expressed his frustration over lack of action.
Gilberto lost his starting place to Mathieu Flamini as the Frenchman excelled alongside Cesc Fabregas in the heart of the midfield.
He is the last player of what is called Arsenal's "second generation" after the likes of Thierry Henry, Freddie Ljungberg, Sol Campbell and Robert Pires already left the team.