[  537.868156] bond0: (slave eth0): making interface the new active one
[  537.868240] bond0: (slave eth0): Enslaving as an active interface with an up link
[  542.097766] bond0: (slave eth0): Releasing backup interface
[  542.189692] bond0: (slave eth0): Enslaving as an active interface with an up link
[  546.382838] bond0: (slave eth0): Releasing backup interface
[  546.407753] bond0 (unregistering): Released all slaves