https://bugzilla.kernel.org/show_bug.cgi?id=205089
It seems this should have been fixed in vanilla kernel v5.4.35, which maps to Ubuntu kernel 5.4.0-34. So could you have a try on the latest kernel? ** Bug watch added: Linux Kernel Bug Tracker #205089 https://bugzilla.kernel.org/show_bug.cgi?id=205089 ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1870971 Title: [amdgpu] Xubuntu 20.04 boots to black screen on Lenovo Ideapad L340-17API To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1870971/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs