The disclosure relates to a display panel, a method for fabricating the same, and a display device. The display panel includes: a base substrate including a first base substrate in a blind hole area and a second base substrate, the thickness of the first base substrate is smaller than the thickness of the second base substrate; an anode layer, a light-emitting layer, a cathode layer and an encapsulation layer arranged successively on the second base substrate, and the cathode layer and the encapsulation layer arranged successively on the first base substrate; wherein at least one installation hole is arranged in a display area of the display panel, the at least one installation hole is within the blind hole area and runs through the first base substrate and the respective layers on the first base substrate.