[  721.530813] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  721.544372] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  721.558711] br0: port 1(veth0) entered blocking state
[  721.558816] br0: port 1(veth0) entered disabled state
[  721.558883] veth0: entered allmulticast mode
[  721.558975] veth0: entered promiscuous mode
[  721.571507] br0: port 2(veth1) entered blocking state
[  721.571624] br0: port 2(veth1) entered disabled state
[  721.571725] veth1: entered allmulticast mode
[  721.571824] veth1: entered promiscuous mode
[  721.894309] br0: port 1(veth0) entered blocking state
[  721.894418] br0: port 1(veth0) entered forwarding state
[  721.894543] br0: port 2(veth1) entered blocking state
[  721.894603] br0: port 2(veth1) entered forwarding state
[  723.574307] bond0: (slave veth1): link status definitely up
[  723.574395] bond0: (slave veth1): making interface the new active one
[  723.574485] bond0: active interface up!
[  723.630619] veth1: left allmulticast mode
[  723.630679] veth1: left promiscuous mode
[  723.630730] br0: port 2(veth1) entered disabled state
[  723.630883] veth0: left allmulticast mode
[  723.630921] veth0: left promiscuous mode
[  723.630961] br0: port 1(veth0) entered disabled state
[  723.648509] bond0: (slave veth1): Releasing backup interface
[  723.651494] bond0: (slave veth0): Releasing backup interface
[  723.681581] bond0 (unregistering): Released all slaves