Drowning damage before world creation

After 7 seconds stuck to Loading resources the world is open but I looked that wter breath level is 0/10 or after 15 seconds and start to damage from drown.

 

Procedures:

1. Create a new world
2. Enter seed 376166226
3. Enable all experiments and hit create new world
4. Loading for six seconds and loading resources for 7 seconds (15 seconds loading)
5. You're spawn on water (on 1.17) and start to damage due of drowning instead of showing water breathing level 10/10