[Bug 2068738] Re: Kernel update 5.15.0-112 might cause severe problems with specific AMD GPUs

Hi Xie,

Thanks for trying the test kernel, and its great news that we have
identified the fix. I'll write up a SRU template, and get the patch sent
off to the kernel team today.

Thanks,
Matthew

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https://bugs.launchpad.net/bugs/2068738

Title:
Kernel update 5.15.0-112 might cause severe problems with specific AMD
GPUs

Status in linux package in Ubuntu:
Fix Released
Status in linux source package in Jammy:
In Progress

Bug description:
System is not booting while using AMD Picasso/Raven 2 graphics after
update to 5.15.0-112

Graphics:
Device-1: AMD Picasso/Raven 2 [Radeon Vega Series / Radeon Mobile Series]
vendor: Hewlett-Packard driver: amdgpu v: kernel bus-ID: 04:00.0
Display: x11 server: X.Org v: 1.21.1.4 driver: X: loaded: amdgpu,ati
unloaded: fbdev,modesetting,vesa gpu: amdgpu resolution: 1600x900~60Hz
OpenGL: renderer: AMD Radeon Vega 3 Graphics (raven2 LLVM 15.0.7 DRM 3.42
5.15.0-107-generic)
v: 4.6 Mesa 23.2.1-1ubuntu3.1~22.04.2 direct render: Yes

Several reports:

https://forums.linuxmint.com/viewtopic.php?t=421484

https://forums.linuxmint.com/viewtopic.php?t=421441

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