[  524.068271] bond0: (slave eth0): making interface the new active one
[  524.068356] bond0: (slave eth0): Enslaving as an active interface with an up link
[  528.274051] bond0: (slave eth0): Releasing backup interface
[  528.349468] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.500547] bond0: (slave eth0): Releasing backup interface
[  532.529506] bond0 (unregistering): Released all slaves