[  948.801459][T20693] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  948.802558][T20693] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  949.536532][T20751] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  949.536862][T20751] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode