[ 1540.234451][ T8216] br1: port 1(veth1) entered blocking state
[ 1540.234712][ T8216] br1: port 1(veth1) entered disabled state
[ 1540.234974][ T8216] veth1: entered allmulticast mode
[ 1540.236790][ T8216] veth1: entered promiscuous mode
[ 1540.383705][ T3905] br1: port 1(veth1) entered blocking state
[ 1540.383957][ T3905] br1: port 1(veth1) entered forwarding state
[ 1574.763691][ T8307] br1: port 1(veth1) entered disabled state
[ 1574.911430][ T8308] veth1: left allmulticast mode
[ 1574.911739][ T8308] veth1: left promiscuous mode
[ 1574.912067][ T8308] br1: port 1(veth1) entered disabled state