[  752.521267] 8021q: adding VLAN 0 to HW filter on device bond0
[  752.531515] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  752.540886] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  752.550775] br0: port 1(veth0) entered blocking state
[  752.550846] br0: port 1(veth0) entered disabled state
[  752.550892] veth0: entered allmulticast mode
[  752.550974] veth0: entered promiscuous mode
[  752.561396] br0: port 2(veth1) entered blocking state
[  752.561468] br0: port 2(veth1) entered disabled state
[  752.561510] veth1: entered allmulticast mode
[  752.561594] veth1: entered promiscuous mode
[  753.006495] br0: port 1(veth0) entered blocking state
[  753.006616] br0: port 1(veth0) entered forwarding state
[  753.006698] br0: port 2(veth1) entered blocking state
[  753.006739] br0: port 2(veth1) entered forwarding state
[  754.558503] bond0: (slave veth1): link status definitely up
[  754.558638] bond0: (slave veth1): making interface the new active one
[  754.558744] bond0: active interface up!
[  754.610162] veth1: left allmulticast mode
[  754.610234] veth1: left promiscuous mode
[  754.610294] br0: port 2(veth1) entered disabled state
[  754.610452] veth0: left allmulticast mode
[  754.610483] veth0: left promiscuous mode
[  754.610526] br0: port 1(veth0) entered disabled state
[  754.631816] bond0: (slave veth1): Releasing backup interface
[  754.638778] bond0: (slave veth0): Releasing backup interface