[  510.046166] bond0: (slave eth0): making interface the new active one
[  510.046251] bond0: (slave eth0): Enslaving as an active interface with an up link
[  514.268600] bond0: (slave eth0): Releasing backup interface
[  514.367231] bond0: (slave eth0): Enslaving as an active interface with an up link
[  518.550020] bond0: (slave eth0): Releasing backup interface
[  518.589908] bond0 (unregistering): Released all slaves