[ 1292.706777][ T7703] br1: port 1(veth1) entered blocking state
[ 1292.707048][ T7703] br1: port 1(veth1) entered disabled state
[ 1292.708180][ T7703] veth1: entered allmulticast mode
[ 1292.710047][ T7703] veth1: entered promiscuous mode
[ 1292.791236][   T37] br1: port 1(veth1) entered blocking state
[ 1292.791658][   T37] br1: port 1(veth1) entered forwarding state
[ 1306.399873][ T7802] br1: port 1(veth1) entered disabled state
[ 1306.472155][ T7803] veth1: left allmulticast mode
[ 1306.472426][ T7803] veth1: left promiscuous mode
[ 1306.472744][ T7803] br1: port 1(veth1) entered disabled state