[  537.482188] bond0: (slave eth0): making interface the new active one
[  537.482252] bond0: (slave eth0): Enslaving as an active interface with an up link
[  541.652922] bond0: (slave eth0): Releasing backup interface
[  541.727632] bond0: (slave eth0): Enslaving as an active interface with an up link
[  545.876741] bond0: (slave eth0): Releasing backup interface
[  545.899742] bond0 (unregistering): Released all slaves