Aquifier borders look jagged and unnatural

At the bottom of some underground lakes the terrain generator breaks down and generates broken down terrain with sharp edges and weird shapes

Edit: In the same cave you can see those unnatural patterns also generating on the cave ceiling (added more screenshots)

To reproduce

1. Create a default world with seed -8508883206669806165

2. /execute in minecraft:overworld run tp @s 784.70 -25.70 -83.58 -5440.63 37.76