[  883.340677] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  883.340754] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  883.452595] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  883.452670] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode