[  946.678500][T23813] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  946.678985][T23813] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  947.404501][T23872] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  947.404813][T23872] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode