[  992.218923][T21951] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  992.219398][T21951] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  993.131506][T21998] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  993.133195][T21998] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode