[  523.275794] bond0: (slave eth0): making interface the new active one
[  523.275884] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.432111] bond0: (slave eth0): Releasing backup interface
[  527.507255] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.660589] bond0: (slave eth0): Releasing backup interface
[  531.691502] bond0 (unregistering): Released all slaves