Lingard has dropped down the pecking order at Old Trafford in recent seasons and has since been linked with a departure in this transfer window.
According to Daily Star, Mourinho now wants to be reunited with Lingard, who he feels can revive his stagnate career in North London.
The report adds that Lingard was not happy to find out that he wasn't named on the bench for the Premier League opener against Crystal Palace on Saturday.
It is believed the England international has tried to meet with Solskjaer for 'showdown' talks but his request has not been met.
The report adds that the North London outfit are looking to secure £30million deal fro Lingard, who has not started a league game since January.