[  535.408243] bond0: (slave eth0): making interface the new active one
[  535.408342] bond0: (slave eth0): Enslaving as an active interface with an up link
[  539.608634] bond0: (slave eth0): Releasing backup interface
[  539.702602] bond0: (slave eth0): Enslaving as an active interface with an up link
[  543.890002] bond0: (slave eth0): Releasing backup interface
[  543.919943] bond0 (unregistering): Released all slaves