[  523.082647] bond0: (slave eth0): making interface the new active one
[  523.082744] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.243622] bond0: (slave eth0): Releasing backup interface
[  527.310566] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.473537] bond0: (slave eth0): Releasing backup interface
[  531.507450] bond0 (unregistering): Released all slaves