[  541.311990] bond0: (slave eth0): making interface the new active one
[  541.312062] bond0: (slave eth0): Enslaving as an active interface with an up link
[  545.555115] bond0: (slave eth0): Releasing backup interface
[  545.657708] bond0: (slave eth0): Enslaving as an active interface with an up link
[  549.839822] bond0: (slave eth0): Releasing backup interface
[  549.869760] bond0 (unregistering): Released all slaves