[  540.813784] bond0: (slave eth0): making interface the new active one
[  540.813871] bond0: (slave eth0): Enslaving as an active interface with an up link
[  545.042853] bond0: (slave eth0): Releasing backup interface
[  545.128261] bond0: (slave eth0): Enslaving as an active interface with an up link
[  549.329879] bond0: (slave eth0): Releasing backup interface
[  549.351896] bond0 (unregistering): Released all slaves