[  523.217614] bond0: (slave eth0): making interface the new active one
[  523.217711] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.370879] bond0: (slave eth0): Releasing backup interface
[  527.444353] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.601516] bond0: (slave eth0): Releasing backup interface
[  531.628482] bond0 (unregistering): Released all slaves