[  965.544959][T20474] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  965.545474][T20474] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  966.768087][T20519] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  966.768574][T20519] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode