[  826.905128] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  826.905218] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  827.036429] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  827.036508] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode