[  721.294272] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  721.294371] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  721.397329] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  721.397408] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode