[  842.372987][ T9251] bond0: (slave eth0): making interface the new active one
[  842.373654][ T9251] bond0: (slave eth0): Enslaving as an active interface with an up link
[  847.147584][ T9255] bond0: (slave eth0): Releasing backup interface
[  847.734795][ T9258] bond0: (slave eth0): Enslaving as an active interface with an up link
[  852.421073][ T6120] bond0: (slave eth0): Releasing backup interface
[  852.790205][ T6120] bond0 (unregistering): Released all slaves