[  977.217475][T21645] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  977.217981][T21645] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  978.087477][T21710] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  978.092627][T21710] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode