[  839.833447][ T9049] bond0: (slave eth0): making interface the new active one
[  839.834174][ T9049] bond0: (slave eth0): Enslaving as an active interface with an up link
[  844.687454][ T9053] bond0: (slave eth0): Releasing backup interface
[  845.223829][ T9056] bond0: (slave eth0): Enslaving as an active interface with an up link
[  849.855924][ T5393] bond0: (slave eth0): Releasing backup interface
[  850.221605][ T5393] bond0 (unregistering): Released all slaves