[  846.368345][T19497] bond0: (slave eth0): making interface the new active one
[  846.369316][T19497] bond0: (slave eth0): Enslaving as an active interface with an up link
[  846.416811][T19498] 8021q: adding VLAN 0 to HW filter on device bond0
[  850.668573][T19501] bond0: (slave eth0): Releasing backup interface
[  850.821194][T19504] bond0: (slave eth0): Enslaving as an active interface with an up link
[  850.869724][T19505] 8021q: adding VLAN 0 to HW filter on device bond0
[  855.028620][ T8821] bond0: (slave eth0): Releasing backup interface
[  855.086703][ T8821] bond0 (unregistering): Released all slaves