[  973.841639][T21827] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  973.842725][T21827] test-bond0: (slave test-noneth0): Error -95 calling set_mac_address
[  974.628763][T21884] test-bond0: (slave test-noneth0): The slave device specified does not support setting the MAC address
[  974.629098][T21884] test-bond0: (slave test-noneth0): Setting fail_over_mac to active for active-backup mode