Speculation had suggested the Chilean will return to Juventus in January.
The latest Manchester United transfer news, views and rumours.
Lukaku moved opted for Everton after leaving Chelsea, when some of Europe's giants expressed their interest.
Reports suggest the Spaniard could be used in attempt to lure the Chilean to Old Trafford.
Kostas Manola of Roma and Alvaro Morata of Juventus were both sent off in Serie A this evening.
Juventus have been monitoring the situation of Arsenal striker Lukas Podolski.
Sir Alex Ferguson was so desperate to keep Paul Pogba at Manchester United that he even sent Patrice Evra to the now-Juventus midfielder's house to convince him not to leave.
Stephan Lichtsteiner knows nothing of a reported swap deal with Adrien Rabiot.
Sebastian Giovinco has not yet been in contract talks with Juventus over a new deal.
Juventus striker Alvaro Morata was quick to accept a move to Juventus this summer.