[  540.395903] bond0: (slave eth0): making interface the new active one
[  540.395964] bond0: (slave eth0): Enslaving as an active interface with an up link
[  544.597165] bond0: (slave eth0): Releasing backup interface
[  544.693415] bond0: (slave eth0): Enslaving as an active interface with an up link
[  548.883818] bond0: (slave eth0): Releasing backup interface
[  548.905748] bond0 (unregistering): Released all slaves