[ 1275.339204][ T9781] br1: port 1(veth1) entered blocking state
[ 1275.339674][ T9781] br1: port 1(veth1) entered disabled state
[ 1275.340154][ T9781] veth1: entered allmulticast mode
[ 1275.344110][ T9781] veth1: entered promiscuous mode
[ 1275.473068][   T37] br1: port 1(veth1) entered blocking state
[ 1275.473560][   T37] br1: port 1(veth1) entered forwarding state
[ 1308.868370][ T9960] br1: port 1(veth1) entered disabled state
[ 1308.986758][ T9962] veth1: left allmulticast mode
[ 1308.987145][ T9962] veth1: left promiscuous mode
[ 1308.987673][ T9962] br1: port 1(veth1) entered disabled state