I can't reproduce either. I toggled WiFi and FlightMode both a few times and checked the MAC address via "ip addr". The MAC address is reported the same for wlan0 each time.
I also verified that /persist/wifi/.macaddr exists, and is set to the same MAC addr reported by ip. phablet@ubuntu-phablet:/persist$ system-image-cli -i current build number: 26 device name: mako channel: ubuntu-touch/stable/ubuntu last update: 2015-12-22 23:02:17 version version: 26 version ubuntu: 20151210 version tag: OTA-8.5 version device: 20150911 version custom: 20151210 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1491385 Title: Turning W-Fi on/off changes the mac address To manage notifications about this bug go to: https://bugs.launchpad.net/canonical-devices-system-image/+bug/1491385/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
