[ 1518.387319][ T9900] br1: port 1(veth1) entered blocking state
[ 1518.387620][ T9900] br1: port 1(veth1) entered disabled state
[ 1518.387886][ T9900] veth1: entered allmulticast mode
[ 1518.389828][ T9900] veth1: entered promiscuous mode
[ 1518.539017][ T9750] br1: port 1(veth1) entered blocking state
[ 1518.539272][ T9750] br1: port 1(veth1) entered forwarding state
[ 1534.402486][ T9959] br1: port 1(veth1) entered disabled state
[ 1534.553103][ T9960] veth1: left allmulticast mode
[ 1534.553413][ T9960] veth1: left promiscuous mode
[ 1534.553734][ T9960] br1: port 1(veth1) entered disabled state