[  524.268561] bond0: (slave eth0): making interface the new active one
[  524.268664] bond0: (slave eth0): Enslaving as an active interface with an up link
[  528.461658] bond0: (slave eth0): Releasing backup interface
[  528.525622] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.690310] bond0: (slave eth0): Releasing backup interface
[  532.717268] bond0 (unregistering): Released all slaves