[   21.015519] br1: port 1(veth1) entered blocking state
[   21.015574] br1: port 1(veth1) entered disabled state
[   21.015611] veth1: entered allmulticast mode
[   21.015667] veth1: entered promiscuous mode
[   21.018103] br1: port 1(veth1) entered blocking state
[   21.018140] br1: port 1(veth1) entered forwarding state
[   21.020788] br1: port 2(veth2) entered blocking state
[   21.020822] br1: port 2(veth2) entered disabled state
[   21.020855] veth2: entered allmulticast mode
[   21.020902] veth2: entered promiscuous mode
[   21.023381] br1: port 2(veth2) entered blocking state
[   21.023416] br1: port 2(veth2) entered forwarding state
[   27.998910] tc (612) used greatest stack depth: 11712 bytes left
[   29.945425] br1: port 2(veth2) entered disabled state
[   29.947974] veth2: left allmulticast mode
[   29.948036] veth2: left promiscuous mode
[   29.948097] br1: port 2(veth2) entered disabled state
[   29.950748] br1: port 1(veth1) entered disabled state
[   29.953274] veth1: left allmulticast mode
[   29.953333] veth1: left promiscuous mode
[   29.953409] br1: port 1(veth1) entered disabled state