22 Jan
2017
22 Jan
'17
1:55 p.m.
In my case it had to do something with lightDM/light-locker. I solved it by switching to gdm. On Jän 20, Carlchristian Eckert wrote:
I have the same problem since several months. Suspend to disk causes a blank screen (as supposed to happen) and then freezes the system with 100% cpu load. However, no useful log messages could be found, so I dropped the issue.
Happens on my desktop machine, no matter how I initiate the hibernation. (pm-hibernate, systemctl hibernate, echo "disk" > /sys/power/state)