[  956.364463][T20675] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  956.365460][T20675] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  957.263720][T20739] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  957.264047][T20739] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode