Reproduction steps:
1. Open the attached “URPRenderGraphColorLUT.zip” project
2. Open “DefaultVolumeProfile” in Assets > URP
3. Expand the Color Lookup section, set the Lookup Texture to “ColorLUT.png” and Contribution to 1
4. Open the “SampleScene” and enter Play Mode
5. Open the Profiler and start recording for Play Mode
Expected result: There is no GC.Alloc every frame
Actual Result: There is a GC.Alloc every frame under Inl_On Record Render Graph
Reproducible with: 6000.0.4f1
Couldn’t test with: 2021.3.38f1, 2022.3.30f1 (Render Graph is not available)
Reproducible on: MacOS 14.4.1 (by reporter), Windows 11
Not reproducible on: No other environment tested