[ 1499.451528][ T7510] br1: port 1(veth1) entered blocking state
[ 1499.452553][ T7510] br1: port 1(veth1) entered disabled state
[ 1499.452986][ T7510] veth1: entered allmulticast mode
[ 1499.456532][ T7510] veth1: entered promiscuous mode
[ 1499.605431][   T37] br1: port 1(veth1) entered blocking state
[ 1499.606223][   T37] br1: port 1(veth1) entered forwarding state
[ 1533.305438][ T7689] br1: port 1(veth1) entered disabled state
[ 1533.415466][ T7690] veth1: left allmulticast mode
[ 1533.416315][ T7690] veth1: left promiscuous mode
[ 1533.416827][ T7690] br1: port 1(veth1) entered disabled state