[  523.271141] bond0: (slave eth0): making interface the new active one
[  523.271261] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.463946] bond0: (slave eth0): Releasing backup interface
[  527.546841] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.683136] bond0: (slave eth0): Releasing backup interface
[  531.706168] bond0 (unregistering): Released all slaves