hahahahha the title made me laugh cos I know how it feels!
blue tac in your ear like a cone shape about 5mm dia at the point and 25mm dia at the outside which then squishes out to make a nooiiiiice seal (good for surfer's ear too

).
Long term remedy: get more vertical before commencing looking over the shoulder/rotation (more height and more wind helps) so you are really coming in nose first. If the landing doesn't scare you, it was too flat




and a flat rotation is what is causing you to smash your eardrum