https://bugs.launchpad.net/ubuntu/+source/whoopsie/+bug/2048914/+attachment/5738098/+files/apport.log shows thermald having crashed. If you disable the thermald service with `sudo systemctl disable thermald; sudo systemctl stop thermald` does the problem persist after the next couple of logins?
https:/ /bugs.launchpad .net/ubuntu/ +source/ whoopsie/ +bug/2048914/ +attachment/ 5738098/ +files/ apport. log shows thermald having crashed. If you disable the thermald service with `sudo systemctl disable thermald; sudo systemctl stop thermald` does the problem persist after the next couple of logins?