[  973.876833][T21075] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  973.877307][T21075] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  974.694810][T21139] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  974.697808][T21139] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode