[  964.762763][T21844] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  964.763266][T21844] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  965.523172][T21904] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  965.523507][T21904] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode