[  951.117950][T20829] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  951.118408][T20829] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  951.992854][T20879] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  951.994240][T20879] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode