[  518.171670] bond0: (slave eth0): making interface the new active one
[  518.171764] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.396397] bond0: (slave eth0): Releasing backup interface
[  522.514893] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.683076] bond0: (slave eth0): Releasing backup interface
[  526.711081] bond0 (unregistering): Released all slaves