[ 1521.481714][ T4605] br1: port 1(veth1) entered blocking state
[ 1521.483699][ T4605] br1: port 1(veth1) entered disabled state
[ 1521.494908][ T4605] veth1: entered allmulticast mode
[ 1521.499068][ T4605] veth1: entered promiscuous mode
[ 1521.673807][   T72] br1: port 1(veth1) entered blocking state
[ 1521.674088][   T72] br1: port 1(veth1) entered forwarding state
[ 1537.402284][ T4664] br1: port 1(veth1) entered disabled state
[ 1537.549982][ T4665] veth1: left allmulticast mode
[ 1537.550199][ T4665] veth1: left promiscuous mode
[ 1537.550500][ T4665] br1: port 1(veth1) entered disabled state