[  948.627501][T20785] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  948.628207][T20785] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  949.282815][T20843] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  949.283107][T20843] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode