[  541.522731] bond0: (slave eth0): making interface the new active one
[  541.522811] bond0: (slave eth0): Enslaving as an active interface with an up link
[  545.744571] bond0: (slave eth0): Releasing backup interface
[  545.839051] bond0: (slave eth0): Enslaving as an active interface with an up link
[  550.033289] bond0: (slave eth0): Releasing backup interface
[  550.065274] bond0 (unregistering): Released all slaves