[  978.530899][T21321] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  978.531368][T21321] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  979.311685][T21386] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  979.312404][T21386] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode