[  523.859469] bond0: (slave eth0): making interface the new active one
[  523.859553] bond0: (slave eth0): Enslaving as an active interface with an up link
[  528.008575] bond0: (slave eth0): Releasing backup interface
[  528.075865] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.235944] bond0: (slave eth0): Releasing backup interface
[  532.273763] bond0 (unregistering): Released all slaves