[  770.049105][T30781] br0: port 1(veth1) entered blocking state
[  770.049287][T30781] br0: port 1(veth1) entered disabled state
[  770.049451][T30781] veth1: entered allmulticast mode
[  770.050001][T30781] veth1: entered promiscuous mode
[  770.155182][T30786] br0: port 2(veth_segment) entered blocking state
[  770.155335][T30786] br0: port 2(veth_segment) entered disabled state
[  770.155497][T30786] veth_segment: entered allmulticast mode
[  770.156060][T30786] veth_segment: entered promiscuous mode
[  770.173303][T30787] br0: port 1(veth1) entered blocking state
[  770.173454][T30787] br0: port 1(veth1) entered forwarding state
[  770.191214][T25811] br0: port 2(veth_segment) entered blocking state
[  770.191319][T25811] br0: port 2(veth_segment) entered forwarding state
[  772.334363][T30800] iperf3 (30800) used greatest stack depth: 23200 bytes left
[  772.437236][   T12] br0: port 1(veth1) entered disabled state
[  772.446545][   T12] veth1 (unregistering): left allmulticast mode
[  772.446692][   T12] veth1 (unregistering): left promiscuous mode
[  772.446784][   T12] br0: port 1(veth1) entered disabled state
[  772.472620][   T12] veth_segment: left allmulticast mode
[  772.472713][   T12] veth_segment: left promiscuous mode
[  772.472846][   T12] br0: port 2(veth_segment) entered disabled state
[  785.439194][T31199] br0: port 1(veth1) entered blocking state
[  785.439381][T31199] br0: port 1(veth1) entered disabled state
[  785.439536][T31199] veth1: entered allmulticast mode
[  785.440081][T31199] veth1: entered promiscuous mode
[  785.546085][T31204] br0: port 2(veth_segment) entered blocking state
[  785.546222][T31204] br0: port 2(veth_segment) entered disabled state
[  785.546325][T31204] veth_segment: entered allmulticast mode
[  785.546816][T31204] veth_segment: entered promiscuous mode
[  785.560000][T31205] br0: port 1(veth1) entered blocking state
[  785.560157][T31205] br0: port 1(veth1) entered forwarding state
[  785.578526][   T46] br0: port 2(veth_segment) entered blocking state
[  785.578632][   T46] br0: port 2(veth_segment) entered forwarding state
[  787.722954][T31218] iperf3 (31218) used greatest stack depth: 22560 bytes left
[  787.795066][   T12] br0: port 1(veth1) entered disabled state
[  787.801344][   T12] veth1 (unregistering): left allmulticast mode
[  787.801498][   T12] veth1 (unregistering): left promiscuous mode
[  787.801637][   T12] br0: port 1(veth1) entered disabled state
[  787.827923][   T12] veth_segment: left allmulticast mode
[  787.828052][   T12] veth_segment: left promiscuous mode
[  787.828245][   T12] br0: port 2(veth_segment) entered disabled state