[ 1528.009789][ T4560] br1: port 1(veth1) entered blocking state
[ 1528.010036][ T4560] br1: port 1(veth1) entered disabled state
[ 1528.010283][ T4560] veth1: entered allmulticast mode
[ 1528.013301][ T4560] veth1: entered promiscuous mode
[ 1528.161113][   T52] br1: port 1(veth1) entered blocking state
[ 1528.161382][   T52] br1: port 1(veth1) entered forwarding state
[ 1543.713768][ T4619] br1: port 1(veth1) entered disabled state
[ 1543.867363][ T4620] veth1: left allmulticast mode
[ 1543.867678][ T4620] veth1: left promiscuous mode
[ 1543.867991][ T4620] br1: port 1(veth1) entered disabled state