I realise I'm partially necro'ing this post, but what CPU do you all have?
I had this issue myself and I believe it was due to having a 13th/14th gen Intel processor that is known for these kind of issues.
If anyone could confirm or dispute this, please let me know.
1: Yellow walker's roofs can be accessed
2: The bodega clipping problem
3: Yellow Alleyway
4: Green walker
5: Fish market near Purple
6: There are also various crates and statues when placed together give the same affect as floating, but you can just dash out of them so its not a...