[  540.684564] bond0: (slave eth0): making interface the new active one
[  540.684656] bond0: (slave eth0): Enslaving as an active interface with an up link
[  544.909558] bond0: (slave eth0): Releasing backup interface
[  545.006166] bond0: (slave eth0): Enslaving as an active interface with an up link
[  549.200835] bond0: (slave eth0): Releasing backup interface
[  549.224763] bond0 (unregistering): Released all slaves