[  523.913487] bond0: (slave eth0): making interface the new active one
[  523.913588] bond0: (slave eth0): Enslaving as an active interface with an up link
[  528.075963] bond0: (slave eth0): Releasing backup interface
[  528.135536] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.303952] bond0: (slave eth0): Releasing backup interface
[  532.340037] bond0 (unregistering): Released all slaves