[  960.102386][T20878] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  960.102864][T20878] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  961.007956][T20926] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  961.008271][T20926] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode