Falling drones and cars "parked in Puck Bay". Something's interfering with the GPS signal on the Baltic Sea

Falling into water or crashing into drone trees and maps that show that cars and bicycles are "parked in the Puck Bay". Something's interfering with the GPS/GNSS signal around Hel and the Tri-City. As experts explain, it may be called spoofing. But who does, and why? The hypothesis is simply a few.