[  928.527260][T21490] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  928.527701][T21490] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  929.236699][T21549] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  929.237019][T21549] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode