Reproduction steps:
1. Open project "CameraStackRecordingIssue-2020.2.zip"
2. Open "SampleScene"
3. Build And Run on Android

Expected result: No flickering
Actual result: Objects with Shaders are flickering

Reproducible with: 11.0.0 (2021.1.0b7), 12.0.0 (2021.2.0a6)
Not reproducible with: 7.5.3 (2019.4.21f1), 10.3.1 (2020.2.6f1)

Reproducible with:
N/A, Oneplus OnePlus Nord, Android 10, GPU: Adreno (TM) 620 (One cube is flickering)
VLNQA00006, Samsung Galaxy S7, Android: 8.0.0, CPU: Exynos 8 Octa 8890, GPU: Mali-T880 (Whole Screen is flickering only when moving the Camera)
VLNQA00121, Samsung Galaxy S9, Android: 9, CPU: Exynos 9 Series 9810, GPU: Mali-G72 (Whole screen is flickering)
VLNQA00122, Samsung Galaxy S9 (SM-G960F), Android 10, CPU: NOT FOUND, GPU: Mali-G72
VLNQA00321, Xiaomi MI 9 (MI 9), Android 10, CPU: Snapdragon 855 SM8150, GPU: Adreno (TM) 640
VLNQA00318, Oneplus 7Pro (GM1913), Android 10, CPU: Snapdragon 855 SM8150, GPU: Adreno (TM) 640
VLNQA00316, Samsung Galaxy Note10 (SM-N970F), Android 9, CPU: Exynos 9 Series 9825, GPU: Mali-G76
VLNQA00231, Huawei HUAWEI Mate 20 Pro (LYA-L29), Android 9, CPU: HiSilicon Kirin 980, GPU: Mali-G76

Not reproducible with:
N/A, Samsung Galaxy S9 (SM-G960F), Android 8.0.0, CPU: Exynos 9 Series 9810, GPU: Mali-G72
VLNQA00024, Xiaomi Mi 5 (MI 5), Android 7.0, CPU: Snapdragon 820 MSM8996, GPU: Adreno (TM) 530
VLNQA00277, Asus ROG Phone, Android: 8.1.0, CPU: Snapdragon 845 SDM845, GPU: Adreno (TM) 630
iPhone 12 Pro (iOS 14.2.1)
Player and Editor with Windows

Notes:
- Only reproduces with OpenGLES3
- 2021.2 only supports URP 12.0.0