[  947.168730][T20254] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  947.169257][T20254] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  947.961722][T20314] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  947.962087][T20314] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode