Lukaku gave an interview to Sky in Italy in which the Belgian said he was "not very happy with the situation" at Stamford Bridge.
On the back of the shock 1-0 defeat against Leicester City, Liverpool FC are now nine points shy of leaders Manchester City with a game in hand.
Leicester City defeated Liverpool 1-0 in the Premier League fixture at the King Power Stadium on Tuesday.
Caoimhin Kelleher made two saves in the spot-kicks as the home side prevailed 5-4 and progressed to a last-four showdown with Arsenal in January.
A compelling Premier League meeting in London ended with a point apiece after Liverpool and Tottenham Hotspur played out a 2-2 draw.
Spurs could have gone down to 10 men as Kane’s studs caught the ankle of Robertson, but the referee showed a yellow card and the VAR didn’t intervene.
COVID-19 cases have forced the postponement of Spurs’ last two fixtures in the Premier League - Brighton away last week, Leicester away on Thursday night.
The Spanish playmaker has been an instrumental part of Liverpool's eight-game winning run in all competitions.
With the race for the top spot getting intensified, Premier League, however, is facing a bit of Covid-19 crisis.
Having accumulated 40 points from 17 games, Liverpool are sitting second in the Premier League table, just one point behind Manchester City.