[  523.607644] bond0: (slave eth0): making interface the new active one
[  523.607718] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.758679] bond0: (slave eth0): Releasing backup interface
[  527.834863] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.979373] bond0: (slave eth0): Releasing backup interface
[  531.999276] bond0 (unregistering): Released all slaves