[ 1260.231819][ T9412] br1: port 1(veth1) entered blocking state
[ 1260.232183][ T9412] br1: port 1(veth1) entered disabled state
[ 1260.232458][ T9412] veth1: entered allmulticast mode
[ 1260.234379][ T9412] veth1: entered promiscuous mode
[ 1260.368471][   T50] br1: port 1(veth1) entered blocking state
[ 1260.368741][   T50] br1: port 1(veth1) entered forwarding state
[ 1292.975047][ T9503] br1: port 1(veth1) entered disabled state
[ 1293.095115][ T9504] veth1: left allmulticast mode
[ 1293.095336][ T9504] veth1: left promiscuous mode
[ 1293.095629][ T9504] br1: port 1(veth1) entered disabled state