[  523.808576] bond0: (slave eth0): making interface the new active one
[  523.808665] bond0: (slave eth0): Enslaving as an active interface with an up link
[  528.031326] bond0: (slave eth0): Releasing backup interface
[  528.141115] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.310117] bond0: (slave eth0): Releasing backup interface
[  532.335965] bond0 (unregistering): Released all slaves