[  518.579310] bond0: (slave eth0): making interface the new active one
[  518.579426] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.771213] bond0: (slave eth0): Releasing backup interface
[  522.856853] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.998431] bond0: (slave eth0): Releasing backup interface
[  527.026456] bond0 (unregistering): Released all slaves