[  856.687583][ T9680] bond0: (slave veth0): Enslaving as a backup interface with a down link
[  856.792306][ T9681] bond0: (slave veth1): Enslaving as a backup interface with a down link
[  856.875221][ T9682] br0: port 1(veth0) entered blocking state
[  856.875778][ T9682] br0: port 1(veth0) entered disabled state
[  856.876038][ T9682] veth0: entered allmulticast mode
[  856.877303][ T9682] veth0: entered promiscuous mode
[  856.981928][ T9683] br0: port 2(veth1) entered blocking state
[  856.982382][ T9683] br0: port 2(veth1) entered disabled state
[  856.982789][ T9683] veth1: entered allmulticast mode
[  856.984913][ T9683] veth1: entered promiscuous mode
[  857.428924][   T72] br0: port 1(veth0) entered blocking state
[  857.429184][   T72] br0: port 1(veth0) entered forwarding state
[  857.430393][   T72] br0: port 2(veth1) entered blocking state
[  857.430603][   T72] br0: port 2(veth1) entered forwarding state
[  858.661556][   T12] bond0: (slave veth1): link status definitely up
[  858.662131][   T12] bond0: (slave veth1): making interface the new active one
[  858.664810][   T12] bond0: active interface up!
[  858.942525][  T263] veth1: left allmulticast mode
[  858.942864][  T263] veth1: left promiscuous mode
[  858.943357][  T263] br0: port 2(veth1) entered disabled state
[  858.947185][  T263] veth0: left allmulticast mode
[  858.947502][  T263] veth0: left promiscuous mode
[  858.947940][  T263] br0: port 1(veth0) entered disabled state
[  859.118873][  T263] bond0: (slave veth1): Releasing backup interface
[  859.304846][  T263] bond0: (slave veth0): Releasing backup interface
[  859.682317][  T263] bond0 (unregistering): Released all slaves