[  541.264273] bond0: (slave eth0): making interface the new active one
[  541.264371] bond0: (slave eth0): Enslaving as an active interface with an up link
[  545.492100] bond0: (slave eth0): Releasing backup interface
[  545.592957] bond0: (slave eth0): Enslaving as an active interface with an up link
[  549.781734] bond0: (slave eth0): Releasing backup interface
[  549.802640] bond0 (unregistering): Released all slaves