[  537.131274] bond0: (slave eth0): making interface the new active one
[  537.131343] bond0: (slave eth0): Enslaving as an active interface with an up link
[  541.334360] bond0: (slave eth0): Releasing backup interface
[  541.413790] bond0: (slave eth0): Enslaving as an active interface with an up link
[  545.619653] bond0: (slave eth0): Releasing backup interface
[  545.648631] bond0 (unregistering): Released all slaves