[  752.450421] 8021q: adding VLAN 0 to HW filter on device bond0
[  752.453932] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  752.457653] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  752.461264] br0: port 1(veth0) entered blocking state
[  752.461300] br0: port 1(veth0) entered disabled state
[  752.461334] veth0: entered allmulticast mode
[  752.461387] veth0: entered promiscuous mode
[  752.464957] br0: port 2(veth1) entered blocking state
[  752.465027] br0: port 2(veth1) entered disabled state
[  752.465097] veth1: entered allmulticast mode
[  752.465201] veth1: entered promiscuous mode
[  753.469791] br0: port 1(veth0) entered blocking state
[  753.469880] br0: port 1(veth0) entered forwarding state
[  753.469963] br0: port 2(veth1) entered blocking state
[  753.470025] br0: port 2(veth1) entered forwarding state
[  754.493799] bond0: (slave veth0): link status definitely up
[  754.493873] bond0: (slave veth1): link status definitely up
[  754.493959] bond0: (slave veth0): making interface the new active one
[  754.494018] bond0: active interface up!
[  754.509068] veth1: left allmulticast mode
[  754.509131] veth1: left promiscuous mode
[  754.509171] br0: port 2(veth1) entered disabled state
[  754.509381] veth0: left allmulticast mode
[  754.509476] veth0: left promiscuous mode
[  754.509538] br0: port 1(veth0) entered disabled state
[  754.521933] bond0: (slave veth1): Releasing backup interface
[  754.526889] bond0: (slave veth0): Releasing backup interface
[  754.554855] bond0 (unregistering): Released all slaves