It appears the firmware is not loading, looking through the previous logs it appears the firmware has never loaded during any of the previous testing. The Ubuntu 19.10 VM is having the same problem as the Ubuntu 20.04 host.
root@r920-cmwhv52:~# grep smu /var/log/kern.log Mar 13 22:40:40 r920-cmwhv52 kernel: [ 11.394925] amdgpu: [powerplay] hwmgr_sw_init smu backed is polaris10_smu Mar 13 22:40:40 r920-cmwhv52 kernel: [ 14.788159] smu firmware loading failed Mar 13 23:35:05 r920-cmwhv52 kernel: [ 11.368465] amdgpu: [powerplay] hwmgr_sw_init smu backed is polaris10_smu Mar 13 23:35:05 r920-cmwhv52 kernel: [ 14.750625] smu firmware loading failed Mar 14 01:23:06 r920-cmwhv52 kernel: [ 11.484064] amdgpu: [powerplay] hwmgr_sw_init smu backed is polaris10_smu Mar 14 01:23:06 r920-cmwhv52 kernel: [ 14.872698] smu firmware loading failed Mar 14 11:44:19 r920-cmwhv52 kernel: [ 11.487538] amdgpu: [powerplay] hwmgr_sw_init smu backed is polaris10_smu Mar 14 11:44:19 r920-cmwhv52 kernel: [ 14.869816] smu firmware loading failed Mar 14 13:36:40 r920-cmwhv52 kernel: [ 815.669131] amdgpu: [powerplay] hwmgr_sw_init smu backed is polaris10_smu Mar 14 13:36:43 r920-cmwhv52 kernel: [ 819.095834] smu firmware loading failed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1867455 Title: Having more than one AMD Radeon RX 580 installed will trigger a PCIe bus fatal error during boot. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-5.4/+bug/1867455/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
