[  721.902398] bond0: (slave eth0): making interface the new active one
[  721.902498] bond0: (slave eth0): Enslaving as an active interface with an up link
[  721.925102] 8021q: adding VLAN 0 to HW filter on device bond0
[  726.068333] bond0: (slave eth0): Releasing backup interface
[  726.137231] bond0: (slave eth0): Enslaving as an active interface with an up link
[  726.158065] 8021q: adding VLAN 0 to HW filter on device bond0
[  730.292869] bond0: (slave eth0): Releasing backup interface
[  730.310644] bond0 (unregistering): Released all slaves