[  518.183436] bond0: (slave eth0): making interface the new active one
[  518.183527] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.387430] bond0: (slave eth0): Releasing backup interface
[  522.461422] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.617174] bond0: (slave eth0): Releasing backup interface
[  526.637141] bond0 (unregistering): Released all slaves