[  770.100406] 8021q: adding VLAN 0 to HW filter on device bond0
[  770.103388] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  770.106318] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  770.109199] br0: port 1(veth0) entered blocking state
[  770.109233] br0: port 1(veth0) entered disabled state
[  770.109265] veth0: entered allmulticast mode
[  770.109314] veth0: entered promiscuous mode
[  770.112233] br0: port 2(veth1) entered blocking state
[  770.112301] br0: port 2(veth1) entered disabled state
[  770.112372] veth1: entered allmulticast mode
[  770.112456] veth1: entered promiscuous mode
[  770.285875] br0: port 1(veth0) entered blocking state
[  770.285981] br0: port 1(veth0) entered forwarding state
[  770.286079] br0: port 2(veth1) entered blocking state
[  770.286148] br0: port 2(veth1) entered forwarding state
[  772.164872] bond0: (slave veth1): link status definitely up
[  772.164967] bond0: (slave veth1): making interface the new active one
[  772.165026] bond0: active interface up!
[  772.250410] veth1: left allmulticast mode
[  772.250451] veth1: left promiscuous mode
[  772.250483] br0: port 2(veth1) entered disabled state
[  772.250571] veth0: left allmulticast mode
[  772.250626] veth0: left promiscuous mode
[  772.250672] br0: port 1(veth0) entered disabled state
[  772.265003] bond0: (slave veth1): Releasing backup interface
[  772.276962] bond0: (slave veth0): Releasing backup interface
[  772.310891] bond0 (unregistering): Released all slaves