[  826.741520] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  826.741604] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  826.846896] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  826.846966] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode