[  537.745210] bond0: (slave eth0): making interface the new active one
[  537.745271] bond0: (slave eth0): Enslaving as an active interface with an up link
[  541.975314] bond0: (slave eth0): Releasing backup interface
[  542.058248] bond0: (slave eth0): Enslaving as an active interface with an up link
[  546.263021] bond0: (slave eth0): Releasing backup interface
[  546.299740] bond0 (unregistering): Released all slaves