[  946.721620][T20836] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  946.722113][T20836] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  947.458199][T20886] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  947.458481][T20886] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode