I've documented the full investigation of this issue including root cause analysis, dmesg logs, and the complete simpledrm/amdgpu handoff sequence. If it helps the team or anyone else experiencing this:
- https://github.com/jillravaliya/amdgpu-simpledrm-handoff-bug Happy to provide any additional logs or testing if needed to help move this forward. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2142087 Title: simpledrm fails to hand off /dev/dri/card0 to amdgpu on Picasso/Raven2, causing GDM crash and black screen To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2142087/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
