[  541.039406] bond0: (slave eth0): making interface the new active one
[  541.039521] bond0: (slave eth0): Enslaving as an active interface with an up link
[  545.234343] bond0: (slave eth0): Releasing backup interface
[  545.325021] bond0: (slave eth0): Enslaving as an active interface with an up link
[  549.522109] bond0: (slave eth0): Releasing backup interface
[  549.557677] bond0 (unregistering): Released all slaves