[  892.947050] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  892.947138] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  893.076608] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  893.076707] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode