[  541.593181] bond0: (slave eth0): making interface the new active one
[  541.593273] bond0: (slave eth0): Enslaving as an active interface with an up link
[  545.810896] bond0: (slave eth0): Releasing backup interface
[  545.908121] bond0: (slave eth0): Enslaving as an active interface with an up link
[  550.223709] bond0: (slave eth0): Releasing backup interface
[  550.255653] bond0 (unregistering): Released all slaves