[  946.914735][T21160] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  946.915206][T21160] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  947.590828][T21218] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  947.591130][T21218] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode