[  858.025961][ T8407] br1: port 1(veth1) entered blocking state
[  858.026323][ T8407] br1: port 1(veth1) entered disabled state
[  858.026537][ T8407] veth1: entered allmulticast mode
[  858.028453][ T8407] veth1: entered promiscuous mode
[  858.052933][ T3506] br1: port 1(veth1) entered blocking state
[  858.053144][ T3506] br1: port 1(veth1) entered forwarding state
[  869.208512][ T8506] br1: port 1(veth1) entered disabled state
[  869.227568][ T8507] veth1: left allmulticast mode
[  869.227730][ T8507] veth1: left promiscuous mode
[  869.227956][ T8507] br1: port 1(veth1) entered disabled state