[  887.477944] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  887.478035] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  887.583235] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  887.583284] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode