Matthew, this is the original bug report, fixed in 2012 and now closed.
I have opened another bug for the regression in 4.15 with your description of the problem (that is similar to what I am experiencing): https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1792672
Matthew, this is the original bug report, fixed in 2012 and now closed.
I have opened another bug for the regression in 4.15 with your description of the problem (that is similar to what I am experiencing): https:/ /bugs.launchpad .net/ubuntu/ +source/ linux/+ bug/1792672