[  543.099509] bond0: (slave eth0): making interface the new active one
[  543.099621] bond0: (slave eth0): Enslaving as an active interface with an up link
[  547.286980] bond0: (slave eth0): Releasing backup interface
[  547.398601] bond0: (slave eth0): Enslaving as an active interface with an up link
[  551.569766] bond0: (slave eth0): Releasing backup interface
[  551.603801] bond0 (unregistering): Released all slaves