[ 1373.107867][ T7408] br1: port 1(veth1) entered blocking state
[ 1373.108112][ T7408] br1: port 1(veth1) entered disabled state
[ 1373.108357][ T7408] veth1: entered allmulticast mode
[ 1373.110252][ T7408] veth1: entered promiscuous mode
[ 1373.261466][   T72] br1: port 1(veth1) entered blocking state
[ 1373.261891][   T72] br1: port 1(veth1) entered forwarding state
[ 1407.682607][ T7499] br1: port 1(veth1) entered disabled state
[ 1407.834440][ T7500] veth1: left allmulticast mode
[ 1407.835770][ T7500] veth1: left promiscuous mode
[ 1407.836226][ T7500] br1: port 1(veth1) entered disabled state