[  769.210621] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  769.210766] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  769.464561] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  769.464660] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode