[  541.536683] bond0: (slave eth0): making interface the new active one
[  541.536763] bond0: (slave eth0): Enslaving as an active interface with an up link
[  545.752912] bond0: (slave eth0): Releasing backup interface
[  545.855157] bond0: (slave eth0): Enslaving as an active interface with an up link
[  550.029637] bond0: (slave eth0): Releasing backup interface
[  550.061635] bond0 (unregistering): Released all slaves