[  783.101042] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  783.101172] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  783.217970] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  783.218046] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode