[    4.220590] bond0: (slave eth0): making interface the new active one
[    4.220665] bond0: (slave eth0): Enslaving as an active interface with an up link
[    8.397749] bond0: (slave eth0): Releasing backup interface
[    8.462158] bond0: (slave eth0): Enslaving as an active interface with an up link
[   12.624603] bond0: (slave eth0): Releasing backup interface
[   12.645540] bond0 (unregistering): Released all slaves