[  765.677333][ T7623] br1: port 1(veth1) entered blocking state
[  765.677549][ T7623] br1: port 1(veth1) entered disabled state
[  765.677733][ T7623] veth1: entered allmulticast mode
[  765.679618][ T7623] veth1: entered promiscuous mode
[  765.701242][ T5729] br1: port 1(veth1) entered blocking state
[  765.701429][ T5729] br1: port 1(veth1) entered forwarding state
[  776.585392][ T7726] br1: port 1(veth1) entered disabled state
[  776.610566][ T7727] veth1: left allmulticast mode
[  776.610722][ T7727] veth1: left promiscuous mode
[  776.611593][ T7727] br1: port 1(veth1) entered disabled state