Noise when the exposure boost, MegaLight, and ray tracing are enabled.

Hello, I just enabled ray tracing and MegaLight in my project, and I noticed something unusual. When the exposure increases the lighting (eye adaptation), there is something strange happening — noise appears at the transition between light and dark areas.
My Project Setting

My exposure setting

https://www.youtube.com/watch?v=YYIig5wVsvE&ab_channel=ohmkb