[  935.254247][T20958] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  935.255846][T20958] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  936.030819][T21020] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  936.031110][T21020] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode