[  835.443384][ T8940] bond0: (slave eth0): making interface the new active one
[  835.444050][ T8940] bond0: (slave eth0): Enslaving as an active interface with an up link
[  840.233138][ T8944] bond0: (slave eth0): Releasing backup interface
[  840.734038][ T8947] bond0: (slave eth0): Enslaving as an active interface with an up link
[  845.388460][ T2149] bond0: (slave eth0): Releasing backup interface
[  845.655598][ T2149] bond0 (unregistering): Released all slaves