[  748.208467] bond0: (slave eth0): making interface the new active one
[  748.208571] bond0: (slave eth0): Enslaving as an active interface with an up link
[  748.213316] 8021q: adding VLAN 0 to HW filter on device bond0
[  752.331028] bond0: (slave eth0): Releasing backup interface
[  752.351128] bond0: (slave eth0): Enslaving as an active interface with an up link
[  752.356240] 8021q: adding VLAN 0 to HW filter on device bond0
[  756.495489] bond0: (slave eth0): Releasing backup interface
[  756.526256] bond0 (unregistering): Released all slaves