Sampler 4.4.1 - broken material generation AI
This is what I got:

from this source image (png)

Default settings, just opened Sampler, dragged image onto the sphere, picked AI image to material, default settings.
Not only material is broken, it uses arbitrary resolutions - I selected 2k for document size, input image is 2k, yet it used 5k for image and I can't change it - it's greyed out:

