[  680.538582] bond0: (slave eth0): making interface the new active one
[  680.538689] bond0: (slave eth0): Enslaving as an active interface with an up link
[  680.545137] 8021q: adding VLAN 0 to HW filter on device bond0
[  684.670848] bond0: (slave eth0): Releasing backup interface
[  684.695245] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.701512] 8021q: adding VLAN 0 to HW filter on device bond0
[  688.835575] bond0: (slave eth0): Releasing backup interface
[  688.859895] bond0 (unregistering): Released all slaves