**System Information**
Operating system: Linux-5.4.0-51-generic-x86_64-with-debian-buster-sid 64 Bits
Graphics card: Radeon RX Vega ATI Technologies Inc. 4.5.14756 Core Profile Context 20.40
**Blender Version**
Broken: version: 2.90.1, branch: master, commit date: 2020-09-23 06:43, hash: `rB3e85bb34d0d7`
Broken:version: 2.91.0 Alpha, branch: master, commit date: 2020-10-15 21:02, hash: ba8233174cd7
**Short description of error**
Blender and operating system freeze after "Render Image". GPU seems hanging. It does not occur when rendering on CPU or Nvidia GPU.
**Exact steps for others to reproduce the error**
Open "test.blend".
Enable GPU from "Blender Preferences" -> system -> OpenCL.
Start "Render Image".
Windows 10 build 1903 18362.1139 also seems GPU hanging and auto recovery after few second.
4.5.14736 Core Profile Context 20.9.1 27.20.12029.1000{F8998820}