[  524.031540] bond0: (slave eth0): making interface the new active one
[  524.031623] bond0: (slave eth0): Enslaving as an active interface with an up link
[  528.200084] bond0: (slave eth0): Releasing backup interface
[  528.274060] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.426567] bond0: (slave eth0): Releasing backup interface
[  532.461485] bond0 (unregistering): Released all slaves