[  847.940718][ T9245] bond0: (slave eth0): making interface the new active one
[  847.943303][ T9245] bond0: (slave eth0): Enslaving as an active interface with an up link
[  852.745019][ T9249] bond0: (slave eth0): Releasing backup interface
[  853.279507][ T9252] bond0: (slave eth0): Enslaving as an active interface with an up link
[  857.924169][ T4222] bond0: (slave eth0): Releasing backup interface
[  858.173372][ T4222] bond0 (unregistering): Released all slaves