[  640.480858][ T7720] br1: port 1(veth1) entered blocking state
[  640.481355][ T7720] br1: port 1(veth1) entered disabled state
[  640.488798][ T7720] veth1: entered allmulticast mode
[  640.491015][ T7720] veth1: entered promiscuous mode
[  640.516801][  T437] br1: port 1(veth1) entered blocking state
[  640.517163][  T437] br1: port 1(veth1) entered forwarding state
[  651.712207][ T7823] br1: port 1(veth1) entered disabled state
[  651.744230][ T7824] veth1: left allmulticast mode
[  651.744529][ T7824] veth1: left promiscuous mode
[  651.744869][ T7824] br1: port 1(veth1) entered disabled state