[  843.577502][ T9265] bond0: (slave eth0): making interface the new active one
[  843.578220][ T9265] bond0: (slave eth0): Enslaving as an active interface with an up link
[  848.354643][ T9269] bond0: (slave eth0): Releasing backup interface
[  848.960750][ T9272] bond0: (slave eth0): Enslaving as an active interface with an up link
[  853.679336][ T8278] bond0: (slave eth0): Releasing backup interface
[  854.057559][ T8278] bond0 (unregistering): Released all slaves