[  826.543770][ T9278] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  826.626943][ T9279] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  826.749368][ T9280] br0: port 1(veth0) entered blocking state
[  826.749665][ T9280] br0: port 1(veth0) entered disabled state
[  826.749921][ T9280] veth0: entered allmulticast mode
[  826.751112][ T9280] veth0: entered promiscuous mode
[  826.848508][ T9281] br0: port 2(veth1) entered blocking state
[  826.848780][ T9281] br0: port 2(veth1) entered disabled state
[  826.849032][ T9281] veth1: entered allmulticast mode
[  826.850237][ T9281] veth1: entered promiscuous mode
[  827.262114][   T72] br0: port 1(veth0) entered blocking state
[  827.262378][   T72] br0: port 1(veth0) entered forwarding state
[  827.263359][   T72] br0: port 2(veth1) entered blocking state
[  827.263596][   T72] br0: port 2(veth1) entered forwarding state
[  828.477913][ T8732] bond0: (slave veth1): link status definitely up
[  828.478360][ T8732] bond0: (slave veth1): making interface the new active one
[  828.479645][ T8732] bond0: active interface up!
[  828.923710][ T8732] veth1: left allmulticast mode
[  828.923970][ T8732] veth1: left promiscuous mode
[  828.924293][ T8732] br0: port 2(veth1) entered disabled state
[  828.926544][ T8732] veth0: left allmulticast mode
[  828.926998][ T8732] veth0: left promiscuous mode
[  828.927526][ T8732] br0: port 1(veth0) entered disabled state
[  829.112662][ T8732] bond0: (slave veth1): Releasing backup interface
[  829.308069][ T8732] bond0: (slave veth0): Releasing backup interface
[  829.678080][ T8732] bond0 (unregistering): Released all slaves