[  976.854672][T21600] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  976.855136][T21600] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  977.669850][T21657] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  977.670177][T21657] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode