[ 1253.134129][ T6500] br1: port 1(veth1) entered blocking state
[ 1253.134571][ T6500] br1: port 1(veth1) entered disabled state
[ 1253.135007][ T6500] veth1: entered allmulticast mode
[ 1253.139089][ T6500] veth1: entered promiscuous mode
[ 1253.251756][   T37] br1: port 1(veth1) entered blocking state
[ 1253.252257][   T37] br1: port 1(veth1) entered forwarding state
[ 1268.401068][ T6599] br1: port 1(veth1) entered disabled state
[ 1268.518745][ T6600] veth1: left allmulticast mode
[ 1268.519236][ T6600] veth1: left promiscuous mode
[ 1268.519767][ T6600] br1: port 1(veth1) entered disabled state