[  956.678086][T20489] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  956.678589][T20489] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  957.557703][T20548] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  957.561841][T20548] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode