[  743.945004][T18658] br1: port 1(veth1) entered blocking state
[  743.945369][T18658] br1: port 1(veth1) entered disabled state
[  743.945701][T18658] veth1: entered allmulticast mode
[  743.947716][T18658] veth1: entered promiscuous mode
[  743.987337][T17114] br1: port 1(veth1) entered blocking state
[  743.987697][T17114] br1: port 1(veth1) entered forwarding state
[  744.013590][T18660] br1: port 2(veth2) entered blocking state
[  744.013913][T18660] br1: port 2(veth2) entered disabled state
[  744.014222][T18660] veth2: entered allmulticast mode
[  744.015798][T18660] veth2: entered promiscuous mode
[  744.055619][T17114] br1: port 2(veth2) entered blocking state
[  744.056208][T17114] br1: port 2(veth2) entered forwarding state
[  751.617879][T18709] tc (18709) used greatest stack depth: 23520 bytes left
[  794.447321][T20143] br1: port 2(veth2) entered disabled state
[  794.479340][T20144] veth2: left allmulticast mode
[  794.479618][T20144] veth2: left promiscuous mode
[  794.479958][T20144] br1: port 2(veth2) entered disabled state
[  794.511375][T20145] br1: port 1(veth1) entered disabled state
[  794.550718][T20146] veth1: left allmulticast mode
[  794.551291][T20146] veth1: left promiscuous mode
[  794.551623][T20146] br1: port 1(veth1) entered disabled state