[ 1558.711981][ T7890] br1: port 1(veth1) entered blocking state
[ 1558.712353][ T7890] br1: port 1(veth1) entered disabled state
[ 1558.712637][ T7890] veth1: entered allmulticast mode
[ 1558.714632][ T7890] veth1: entered promiscuous mode
[ 1558.878583][    T9] br1: port 1(veth1) entered blocking state
[ 1558.878859][    T9] br1: port 1(veth1) entered forwarding state
[ 1574.686044][ T7949] br1: port 1(veth1) entered disabled state
[ 1574.865697][ T7950] veth1: left allmulticast mode
[ 1574.866084][ T7950] veth1: left promiscuous mode
[ 1574.866566][ T7950] br1: port 1(veth1) entered disabled state