[  923.622710][T21321] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  923.623145][T21321] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  924.434380][T21387] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  924.434678][T21387] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode