As stated on `/etc/macchanger/ifupdown.sh` [here is](https://bugzilla.gnome.org/show_bug.cgi?id=387832) the upstream Network Manager bug.
As stated on `/etc/macchange r/ifupdown. sh` [here is](https:/ /bugzilla. gnome.org/ show_bug. cgi?id= 387832) the upstream Network Manager bug.