[Bug 2069550] Re: DUTs displayed a black screen after installing the kernel in proposed on Focal

** Attachment added: "lspci.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2069550/+attachment/5790121/+files/lspci.log

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https://bugs.launchpad.net/bugs/2069550

Title:
DUTs displayed a black screen after installing the kernel in proposed
on Focal

Status in linux package in Ubuntu:
New

Bug description:
During the SRU testing for 5.15.0-112 kernel on Focal, I found 2 AMD laptops displayed a black screen.
After some investigation, the impacted laptops both with Picasso/Raven 2(1002:15d8) GPU.
Output for lscpi and journalctl are attached.
If you need more detail, please let me know.

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