[  939.722738][T21173] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  939.723274][T21173] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  940.480734][T21237] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  940.481023][T21237] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode