[  518.798091] bond0: (slave eth0): making interface the new active one
[  518.798163] bond0: (slave eth0): Enslaving as an active interface with an up link
[  523.047262] bond0: (slave eth0): Releasing backup interface
[  523.176568] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.394089] bond0: (slave eth0): Releasing backup interface
[  527.418016] bond0 (unregistering): Released all slaves