[  720.854641] 8021q: adding VLAN 0 to HW filter on device bond0
[  720.857460] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  720.860287] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  720.863133] br0: port 1(veth0) entered blocking state
[  720.863181] br0: port 1(veth0) entered disabled state
[  720.863259] veth0: entered allmulticast mode
[  720.863330] veth0: entered promiscuous mode
[  720.866121] br0: port 2(veth1) entered blocking state
[  720.866190] br0: port 2(veth1) entered disabled state
[  720.866257] veth1: entered allmulticast mode
[  720.866349] veth1: entered promiscuous mode
[  721.462705] br0: port 1(veth0) entered blocking state
[  721.462820] br0: port 1(veth0) entered forwarding state
[  721.462924] br0: port 2(veth1) entered blocking state
[  721.462995] br0: port 2(veth1) entered forwarding state
[  722.933695] bond0: (slave veth1): link status definitely up
[  722.933797] bond0: (slave veth1): making interface the new active one
[  722.933888] bond0: active interface up!
[  722.982033] veth1: left allmulticast mode
[  722.982116] veth1: left promiscuous mode
[  722.982183] br0: port 2(veth1) entered disabled state
[  722.982324] veth0: left allmulticast mode
[  722.982392] veth0: left promiscuous mode
[  722.982458] br0: port 1(veth0) entered disabled state
[  722.998801] bond0: (slave veth1): Releasing backup interface
[  723.006753] bond0: (slave veth0): Releasing backup interface