[  977.425606][T21734] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  977.426132][T21734] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  978.279556][T21782] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  978.279845][T21782] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode