[  523.183873] bond0: (slave eth0): making interface the new active one
[  523.183965] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.386630] bond0: (slave eth0): Releasing backup interface
[  527.492133] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.676969] bond0: (slave eth0): Releasing backup interface
[  531.708912] bond0 (unregistering): Released all slaves