How to reproduce:
1. Open the user-attached project "GraphicRaycasterBug"
2. Open the "SampleScene" scene
3. Enable the "Root2 (BUG)" GameObject in the Hierarchy
4. Select the "EventSystem" GameObject in the Hierarchy and lock it in the Inspector
5. Enter the Play Mode and hover over the Canvas in the Game View
6. Observe the "pointerEnter" field in the EventSystem in the Inspector
Expected result: Raycast hit detection is accurate
Actual result: Raycast hit detection is inaccurate, and for the big part of the Canvas, it doesn't detect hits at all
Reproducible with: 2021.3.27f1, 2022.3.3f1, 2023.1.1f1, 2023.2.0a21
Reproducible on: Windows 11 Pro, macOS 13.4 Ventura (M1)