ᐅ Hollow-core slab damage. With pictures

When removing the old plaster straw mats, several chunks of the ceiling came loose.
What should I do?
In my opinion, the damage should not cause any problems.
Above this ceiling is a tiled room.

Anything is possible, nothing is mandatory. Or put another way: no one can really tell you exactly what applies in your case. I suppose a professional inspection wouldn’t hurt – otherwise, you might keep scolding the children whenever they stomp around, because you’re afraid they’ll damage the floor.