[  978.283969][T21624] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  978.284463][T21624] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  979.120620][T21681] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  979.122839][T21681] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode