[ 1500.991295][ T7855] br1: port 1(veth1) entered blocking state
[ 1500.991569][ T7855] br1: port 1(veth1) entered disabled state
[ 1500.991852][ T7855] veth1: entered allmulticast mode
[ 1500.993756][ T7855] veth1: entered promiscuous mode
[ 1501.140037][    T7] br1: port 1(veth1) entered blocking state
[ 1501.140296][    T7] br1: port 1(veth1) entered forwarding state
[ 1521.238692][ T7930] br1: port 1(veth1) entered disabled state
[ 1521.379850][ T7932] veth1: left allmulticast mode
[ 1521.380068][ T7932] veth1: left promiscuous mode
[ 1521.380381][ T7932] br1: port 1(veth1) entered disabled state