[  956.799936][T20373] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  956.800422][T20373] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  957.965536][T20431] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  957.965877][T20431] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode