Transform scale make left and bottom edge fuzzy

[DearWWWWWT]

Expected behavior
When the softmask gameobject transform localscale is less than 1, a fuzzy edge error occurs in the softmask region's left and bottom edge

Screenshots

Environment (please complete the following information):

• Version [3.2.1]
• Platform: [e.g. Editor(Windows)]
• Unity version: [e.g. 2022.3.38f1]
• Build options: [e.g. IL2CPP]

[mob-sakai]

Thank you for your reporting!

Could you please attach a minimal project (included Assets, Packages and ProjectSettings directories) that reproduces the issue?
Of course, you don't need to include any secret assets from your project. Feel free to use free assets instead.

[DearWWWWWT]

Thanks for your response, there is a simple project to reproduce.
SoftMaskIssue#228.zip
In my environment, the screen shows look like this