Reproduction steps:
1. Open the attached “BugRepro” project
2. Open the “Assets/Scenes/SampleScene.unity” scene
3. Click Window > Analysis > Profiler
4. Enter the Play Mode
5. After a few seconds, exit the Play Mode
6. Observe the Memory profiler data

Expected result: Unity Editor does not allocate 10.8 KB GC every frame
Actual result: Unity Editor allocates 10.8 KB GC for every frame

Reproducible with: 2022.2.0a1, 2022.2.13f1, 2023.1.0b10, 2023.2.0a8
Not reproducible with: 2020.3.46f1, 2021.3.22f1
Couldn’t test with:

Reproducible on: Ubuntu 22.04, Windows 10 Pro 22H2

Notes:

• 2022.2.0a1, 2022.2.0a19 allocates 3.8 KB GC every frame
• Reimport project on every tested version