@koba, 5.12 logs attached.
It was triggered a few times during boot, but I checked dmesg before locking the screen and triggering the issue - it was at timestamp 20:18:43, so the lines you are interested in will be shortly after that. ** Attachment added: "kern-5.12-generic.log" https://bugs.launchpad.net/ubuntu/+source/linux-meta-oem-5.6/+bug/1922334/+attachment/5495267/+files/kern-5.12-generic.log -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1922334 Title: External monitor does not wake up on Titan Ridge laptops when docked (9500, TB16) To manage notifications about this bug go to: https://bugs.launchpad.net/dell-sputnik/+bug/1922334/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs