[  522.204819] bond0: (slave eth0): making interface the new active one
[  522.204911] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.413583] bond0: (slave eth0): Releasing backup interface
[  526.481621] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.632572] bond0: (slave eth0): Releasing backup interface
[  530.657585] bond0 (unregistering): Released all slaves