Attached a NetworkManager log showing what happens when the interface is deleted.
** Attachment added: "Network Manager log" https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1532431/+attachment/4547334/+files/test.log -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1532431 Title: NetworkManager interferes with unmanaged 802.11 monitor mode interfaces To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1532431/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs