[  768.090562][ T9930] bond0: (slave eth0): making interface the new active one
[  768.097450][ T9930] bond0: (slave eth0): Enslaving as an active interface with an up link
[  772.705987][ T9934] bond0: (slave eth0): Releasing backup interface
[  773.136555][ T9937] bond0: (slave eth0): Enslaving as an active interface with an up link
[  777.706967][ T9518] bond0: (slave eth0): Releasing backup interface
[  777.930224][ T9518] bond0 (unregistering): Released all slaves