[  523.810406] bond0: (slave eth0): making interface the new active one
[  523.810515] bond0: (slave eth0): Enslaving as an active interface with an up link
[  528.023775] bond0: (slave eth0): Releasing backup interface
[  528.116875] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.308732] bond0: (slave eth0): Releasing backup interface
[  532.335794] bond0 (unregistering): Released all slaves