[  523.883155] bond0: (slave eth0): making interface the new active one
[  523.883261] bond0: (slave eth0): Enslaving as an active interface with an up link
[  528.082552] bond0: (slave eth0): Releasing backup interface
[  528.160736] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.309681] bond0: (slave eth0): Releasing backup interface
[  532.347647] bond0 (unregistering): Released all slaves