[  541.324676] bond0: (slave eth0): making interface the new active one
[  541.324752] bond0: (slave eth0): Enslaving as an active interface with an up link
[  545.703813] bond0: (slave eth0): Releasing backup interface
[  545.786789] bond0: (slave eth0): Enslaving as an active interface with an up link
[  550.145662] bond0: (slave eth0): Releasing backup interface
[  550.178580] bond0 (unregistering): Released all slaves