[   13.369540][  T240] bond0: (slave eth0): making interface the new active one
[   13.370588][  T240] bond0: (slave eth0): Enslaving as an active interface with an up link
[   18.253852][  T245] bond0: (slave eth0): Releasing backup interface
[   18.873682][  T248] bond0: (slave eth0): Enslaving as an active interface with an up link
[   23.522446][  T243] bond0: (slave eth0): Releasing backup interface
[   23.634514][  T243] bond0 (unregistering): Released all slaves