[  742.619233] bond0: (slave eth0): making interface the new active one
[  742.619330] bond0: (slave eth0): Enslaving as an active interface with an up link
[  742.637743] 8021q: adding VLAN 0 to HW filter on device bond0
[  746.829384] bond0: (slave eth0): Releasing backup interface
[  746.909504] bond0: (slave eth0): Enslaving as an active interface with an up link
[  746.929200] 8021q: adding VLAN 0 to HW filter on device bond0
[  751.064287] bond0: (slave eth0): Releasing backup interface
[  751.090234] bond0 (unregistering): Released all slaves