[  951.444827][T20604] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  951.445465][T20604] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  952.407450][T20668] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  952.407814][T20668] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode