[  541.318373] bond0: (slave eth0): making interface the new active one
[  541.318481] bond0: (slave eth0): Enslaving as an active interface with an up link
[  545.556034] bond0: (slave eth0): Releasing backup interface
[  545.648370] bond0: (slave eth0): Enslaving as an active interface with an up link
[  549.840721] bond0: (slave eth0): Releasing backup interface
[  549.866665] bond0 (unregistering): Released all slaves