[  526.417754] bond0: (slave eth0): making interface the new active one
[  526.417862] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.569765] bond0: (slave eth0): Releasing backup interface
[  530.639239] bond0: (slave eth0): Enslaving as an active interface with an up link
[  534.801697] bond0: (slave eth0): Releasing backup interface
[  534.839563] bond0 (unregistering): Released all slaves