[  838.225627][ T9008] bond0: (slave eth0): making interface the new active one
[  838.226264][ T9008] bond0: (slave eth0): Enslaving as an active interface with an up link
[  842.942962][ T9012] bond0: (slave eth0): Releasing backup interface
[  843.464022][ T9015] bond0: (slave eth0): Enslaving as an active interface with an up link
[  848.154657][ T8464] bond0: (slave eth0): Releasing backup interface
[  848.527112][ T8464] bond0 (unregistering): Released all slaves