[  849.153750][ T9280] bond0: (slave eth0): making interface the new active one
[  849.154399][ T9280] bond0: (slave eth0): Enslaving as an active interface with an up link
[  853.985568][ T9284] bond0: (slave eth0): Releasing backup interface
[  854.546297][ T9287] bond0: (slave eth0): Enslaving as an active interface with an up link
[  859.203905][ T8731] bond0: (slave eth0): Releasing backup interface
[  859.419297][ T8731] bond0 (unregistering): Released all slaves