[  978.436558][T20867] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  978.437061][T20867] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  979.457403][T20931] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  979.457751][T20931] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode