Tall grass replaces 2 × 2 dark oak trees during world generation

Also Dark oak trees generate as 3x2 4x2 and walls of wood.

@unknown please don't hijack tickets, please create a new one.

Confirmed for 1.13.1.

I can't seem to reproduce this issue using the provided seeds and coordinates however, this doesn't mean the problem no longer exists.

Can confirm in 20w51a. Since the provided seed and coordinates no longer demonstrates this issue, here are some places where you can see this.

Seed: -6178286686098098179
Coordinates: /execute in minecraft:overworld run tp @p 791 64 -1385 180 0

Seed: 5899314674982246718
Coordinates: /execute in minecraft:overworld run tp @s 65578.83 69.00 1373.39 231.15 28.25

Can confirm in 21w05a.

Can't reproduce in 21w14a.

Is this still an issue in 21w42a or later? If so, please add new seed and coordinates.