[  493.425505][ T8817] br1: port 1(veth1) entered blocking state
[  493.425726][ T8817] br1: port 1(veth1) entered disabled state
[  493.425917][ T8817] veth1: entered allmulticast mode
[  493.427397][ T8817] veth1: entered promiscuous mode
[  493.455435][   T39] br1: port 1(veth1) entered blocking state
[  493.455637][   T39] br1: port 1(veth1) entered forwarding state
[  520.096121][ T9001] br1: port 1(veth1) entered disabled state
[  520.126034][ T9002] veth1: left allmulticast mode
[  520.126212][ T9002] veth1: left promiscuous mode
[  520.126450][ T9002] br1: port 1(veth1) entered disabled state