[ 1159.886728][T24896] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address [ 1159.887217][T24896] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address [ 1160.828983][T24941] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address [ 1160.829343][T24941] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode