AMDGPU cannot initialize [Dell Inspiron 3537]

Brief summary of the problem:

AMDGPU cannot load [Dell Inspiron 3537]
I am getting errors like these from dmesg. I am able to boot but amdgpu is not in use.
[ 5.781033] amdgpu 0000:03:00.0: [drm:amdgpu_ring_test_helper [amdgpu]] ERROR ring gfx test failed (-110)
[ 5.781101] [drm:amdgpu_device_ip_init [amdgpu]] ERROR hw_init of IP block <gfx_v6_0> failed -110
[ 5.781102] amdgpu 0000:03:00.0: amdgpu_device_ip_init failed
[ 5.781104] amdgpu 0000:03:00.0: Fatal error during GPU init

Hardware description:

• CPU: Intel Core i7-4500U
• GPU: Advanced Micro Devices, Inc. [AMD/ATI] Venus PRO [Radeon HD 8850M / R9 M265X]
• System Memory: 8GB
• Display(s): 2
• Type of Diplay Connection: HDMI

System infomration:

• Distro name and Version: Ubuntu 20.04.1 LTS
• Kernel version: Linux version 5.4.0-58-generic (buildd@lcy01-amd64-004) (gcc version 9.3.0 (Ubuntu 9.3.0-17ubuntu1~20.04)) #64 (closed)-Ubuntu SMP Wed Dec 9 08:16:25 UTC 2020

How to reproduce the issue:

1. Add radeon.si_support=0 radeon.cik_support=0 amdgpu.si_support=1 amdgpu.cik_support=1 to grub to disable radeon driver and use amdgpu
2. Run update-grub
3. reboot

Attached files:

• dmesg.log
• lspci.log