Zero if you are using kernel 4.15 add yourself to the affected by on https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1764645 As that is the bug that affects you, not this old one
Zero if you are using kernel 4.15 add yourself to the affected by on https:/ /bugs.launchpad .net/ubuntu/ +source/ linux/+ bug/1764645
As that is the bug that affects you, not this old one