[  942.856528][T20850] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  942.857103][T20850] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  943.667857][T20907] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  943.669625][T20907] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode