[  518.051206] bond0: (slave eth0): making interface the new active one
[  518.051294] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.257135] bond0: (slave eth0): Releasing backup interface
[  522.320116] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.479247] bond0: (slave eth0): Releasing backup interface
[  526.502233] bond0 (unregistering): Released all slaves