[  537.067038] bond0: (slave eth0): making interface the new active one
[  537.067120] bond0: (slave eth0): Enslaving as an active interface with an up link
[  541.268435] bond0: (slave eth0): Releasing backup interface
[  541.366745] bond0: (slave eth0): Enslaving as an active interface with an up link
[  545.551721] bond0: (slave eth0): Releasing backup interface
[  545.586707] bond0 (unregistering): Released all slaves