[  946.570891][T20792] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  946.571575][T20792] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  947.516779][T20838] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  947.517072][T20838] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode