[  937.677807][T20799] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  937.678268][T20799] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  938.354895][T20856] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  938.363095][T20856] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode