[  537.385298] bond0: (slave eth0): making interface the new active one
[  537.385385] bond0: (slave eth0): Enslaving as an active interface with an up link
[  541.579878] bond0: (slave eth0): Releasing backup interface
[  541.655141] bond0: (slave eth0): Enslaving as an active interface with an up link
[  545.813375] bond0: (slave eth0): Releasing backup interface
[  545.843377] bond0 (unregistering): Released all slaves