[  972.982626][T20973] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  972.983106][T20973] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  973.813477][T21036] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  973.813807][T21036] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode