[  770.068768][ T5550] br1: port 1(veth1) entered blocking state
[  770.069171][ T5550] br1: port 1(veth1) entered disabled state
[  770.069539][ T5550] veth1: entered allmulticast mode
[  770.072210][ T5550] veth1: entered promiscuous mode
[  770.178610][ T5553] br1: port 2(veth2) entered blocking state
[  770.178938][ T5553] br1: port 2(veth2) entered disabled state
[  770.179351][ T5553] veth2: entered allmulticast mode
[  770.182331][ T5553] veth2: entered promiscuous mode
[  770.261909][ T5555] br1: port 2(veth2) entered blocking state
[  770.262279][ T5555] br1: port 2(veth2) entered forwarding state
[  770.262907][ T5555] br1: port 1(veth1) entered blocking state
[  770.263290][ T5555] br1: port 1(veth1) entered forwarding state
[  782.384011][ T5915] br1: port 2(veth2) entered disabled state
[  782.384526][ T5915] br1: port 1(veth1) entered disabled state
[  782.469960][ T5918] veth2: left allmulticast mode
[  782.470276][ T5918] veth2: left promiscuous mode
[  782.470725][ T5918] br1: port 2(veth2) entered disabled state
[  782.560776][ T5920] veth1: left allmulticast mode
[  782.560936][ T5920] veth1: left promiscuous mode
[  782.562429][ T5920] br1: port 1(veth1) entered disabled state