[  974.557867][T21594] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  974.558344][T21594] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  975.269317][T21644] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  975.276535][T21644] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode