[  522.887391] bond0: (slave eth0): making interface the new active one
[  522.887548] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.115269] bond0: (slave eth0): Releasing backup interface
[  527.177244] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.340554] bond0: (slave eth0): Releasing backup interface
[  531.366603] bond0 (unregistering): Released all slaves