[  522.564960] bond0: (slave eth0): making interface the new active one
[  522.565052] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.732902] bond0: (slave eth0): Releasing backup interface
[  526.805910] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.962404] bond0: (slave eth0): Releasing backup interface
[  530.989434] bond0 (unregistering): Released all slaves