I have very old siemens computer. The affected it after I upgraded ram from 2 to 4 GB. I found some rumours that the bug was introduced with kernel 4.10. I'm not able to debug the problem. Anyhow I attached dmesg log maybe it help to fix this annoying bug.
** Attachment added: "dmesg_drm.txt" https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-ati/+bug/1863390/+attachment/5356490/+files/dmesg_drm.txt ** Bug watch added: gitlab.freedesktop.org/drm/amd/issues #773 https://gitlab.freedesktop.org/drm/amd/issues/773 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1863390 Title: GPU lockup ring 0 stalled for more than X msec To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-ati/+bug/1863390/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
