Meanwhile I tried to install the latest 4.4.x mainline kernel and it works nicely.
uname -a Linux alpha 4.4.7-040407-generic #201604121331 SMP Tue Apr 12 17:33:19 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
The official 4.4.0-18-generic kernel is based on which mainline kernel?
Meanwhile I tried to install the latest 4.4.x mainline kernel and it works nicely.
uname -a generic #201604121331 SMP Tue Apr 12 17:33:19 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
Linux alpha 4.4.7-040407-
The official 4.4.0-18-generic kernel is based on which mainline kernel?