[  524.171513] bond0: (slave eth0): making interface the new active one
[  524.171607] bond0: (slave eth0): Enslaving as an active interface with an up link
[  528.333377] bond0: (slave eth0): Releasing backup interface
[  528.404521] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.561101] bond0: (slave eth0): Releasing backup interface
[  532.579982] bond0 (unregistering): Released all slaves