[  608.069744][ T8894] test-bond1: (slave test-bond0): making interface the new active one
[  608.070170][ T8894] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  608.349486][ T8907] test-bond1: entered promiscuous mode
[  608.349648][ T8907] test-bond0: entered promiscuous mode
[  609.361547][ T8907] test-bond1: left promiscuous mode
[  609.361719][ T8907] test-bond0: left promiscuous mode
[  610.802032][ T8909] test-dummy0: entered promiscuous mode
[  612.843697][ T8909] test-dummy0: left promiscuous mode
[  613.032690][ T8912] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  613.042096][ T8912] test-bond1 (unregistering): Released all slaves
[  613.084056][ T8913] test-bond0 (unregistering): Released all slaves