[  721.264293] bond0: (slave eth0): making interface the new active one
[  721.264385] bond0: (slave eth0): Enslaving as an active interface with an up link
[  721.286442] 8021q: adding VLAN 0 to HW filter on device bond0
[  725.427551] bond0: (slave eth0): Releasing backup interface
[  725.498425] bond0: (slave eth0): Enslaving as an active interface with an up link
[  725.518086] 8021q: adding VLAN 0 to HW filter on device bond0
[  729.658339] bond0: (slave eth0): Releasing backup interface
[  729.699317] bond0 (unregistering): Released all slaves