What happened?

I teleported to the world border and then when I move my camera, the world starts flickering.

Screenshots

List of mods:

Footage of the world flickering (with F3 open)
http://home.esser.fun/2021-12-07%2015-49-14.mp4

Relevant log output

No response

Iris and Minecraft Version

iris-mc1.18-1.1.3.jar

Are you running Sodium along with Iris?

Yes

Operating System

Windows 10

What is your GPU?

AMD RX480

Java Version

Java 17

Additional context

No response

Please test with just Sodium and without Iris.

Please test with just Sodium and without Iris. -@coderbot16

Seems to also be flickering with sodium.. Where is the proper sodium repository that I should re-post this issue to?

https://github.com/CaffeineMC/sodium-fabric, but I believe that your issue has already been reported there.

Man, GitHub is cool!