[ 1021.207702][T20415] br1: port 1(veth1) entered blocking state
[ 1021.208152][T20415] br1: port 1(veth1) entered disabled state
[ 1021.208535][T20415] veth1: entered allmulticast mode
[ 1021.210323][T20415] veth1: entered promiscuous mode
[ 1021.254229][ T9755] br1: port 1(veth1) entered blocking state
[ 1021.254619][ T9755] br1: port 1(veth1) entered forwarding state
[ 1035.755666][T20558] br1: port 1(veth1) entered disabled state
[ 1035.782233][T20559] veth1: left allmulticast mode
[ 1035.782534][T20559] veth1: left promiscuous mode
[ 1035.783473][T20559] br1: port 1(veth1) entered disabled state