[  720.444879] 8021q: adding VLAN 0 to HW filter on device bond0
[  720.456918] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  720.468083] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  720.481724] br0: port 1(veth0) entered blocking state
[  720.481847] br0: port 1(veth0) entered disabled state
[  720.481920] veth0: entered allmulticast mode
[  720.482057] veth0: entered promiscuous mode
[  720.495710] br0: port 2(veth1) entered blocking state
[  720.495784] br0: port 2(veth1) entered disabled state
[  720.495850] veth1: entered allmulticast mode
[  720.495977] veth1: entered promiscuous mode
[  721.436521] br0: port 1(veth0) entered blocking state
[  721.436601] br0: port 1(veth0) entered forwarding state
[  721.436696] br0: port 2(veth1) entered blocking state
[  721.436777] br0: port 2(veth1) entered forwarding state
[  722.524529] bond0: (slave veth1): link status definitely up
[  722.524663] bond0: (slave veth1): making interface the new active one
[  722.524775] bond0: active interface up!
[  722.623604] veth1: left allmulticast mode
[  722.623674] veth1: left promiscuous mode
[  722.623734] br0: port 2(veth1) entered disabled state
[  722.623887] veth0: left allmulticast mode
[  722.623926] veth0: left promiscuous mode
[  722.623966] br0: port 1(veth0) entered disabled state
[  722.641604] bond0: (slave veth1): Releasing backup interface
[  722.645763] bond0: (slave veth0): Releasing backup interface
[  722.668732] bond0 (unregistering): Released all slaves