[  976.576593][T21620] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  976.577134][T21620] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  977.298875][T21681] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  977.299180][T21681] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode