Lighting is messed up

[FASTB1mc]

🔥 Something broke!

Description of what happened

I am flying around my redstoner's superflat world and I look at one of my farms and see this:

Mods used

I am only listing out the rendering and lighting/shaders mods I was using.

• Sodium
• Bad Optimizations
• Bobby
• Indium
• Iris
• Noisium
• Noxesium
• Nvidium
• Methane
• Continuity

Methane Version

3.3.0, 1.20-1.20.4

possible ways to replicate this bug

Don't know, I just stumbled across it.