[  961.256014][T19949] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  961.256465][T19949] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  962.438421][T19996] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  962.442547][T19996] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode