[  523.327117] bond0: (slave eth0): making interface the new active one
[  523.327240] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.500389] bond0: (slave eth0): Releasing backup interface
[  527.586562] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.726977] bond0: (slave eth0): Releasing backup interface
[  531.759963] bond0 (unregistering): Released all slaves