[  522.463566] bond0: (slave eth0): making interface the new active one
[  522.463650] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.676119] bond0: (slave eth0): Releasing backup interface
[  526.762151] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.960732] bond0: (slave eth0): Releasing backup interface
[  530.984625] bond0 (unregistering): Released all slaves