I still see this on shutdown with kernel 4.14.
wlo1: failed to remove key (1, ff:ff:ff:ff:ff:ff) from hardware (-22) wlo1: failed to remove key (2, ff:ff:ff:ff:ff:ff) from hardware (-22)
$ uname -r 4.14.1-041401-generic
$ lsb_release -a Distributor ID: Ubuntu Description: Ubuntu 17.10 Release: 17.10 Codename: artful
I still see this on shutdown with kernel 4.14.
wlo1: failed to remove key (1, ff:ff:ff:ff:ff:ff) from hardware (-22)
wlo1: failed to remove key (2, ff:ff:ff:ff:ff:ff) from hardware (-22)
$ uname -r 041401- generic
4.14.1-
$ lsb_release -a
Distributor ID: Ubuntu
Description: Ubuntu 17.10
Release: 17.10
Codename: artful