[ 2637.531020][T27669] iperf3[27669]: segfault at 2d0 ip 00007fd456151d7d sp 00007ffd68be9430 error 4 in libc.so.6[9dd7d,7fd4560dc000+175000] likely on CPU 3 (core 3, socket 0)
[ 2637.531472][T27668] iperf3[27668]: segfault at 2d0 ip 00007f88e587dd7d sp 00007ffef757d130 error 4
[ 2637.531688][T27669] Code: 03 00 00 e8 85 a2 00 00 0f 1f 44 00 00 f3 0f 1e fa 55 48 81 ec a0 00 00 00 64 48 8b 04 25 28 00 00 00 48 89 84 24 98 00 00 00 <8b> 87 d0 02 00 00 85 c0 75 29 48 8b 84 24 98 00 00 00 64 48 2b 04
[ 2637.532777][T27668]  in libc.so.6[9dd7d,7f88e5808000+175000] likely on CPU 2 (core 2, socket 0)
[ 2637.533120][T27668] Code: 03 00 00 e8 85 a2 00 00 0f 1f 44 00 00 f3 0f 1e fa 55 48 81 ec a0 00 00 00 64 48 8b 04 25 28 00 00 00 48 89 84 24 98 00 00 00 <8b> 87 d0 02 00 00 85 c0 75 29 48 8b 84 24 98 00 00 00 64 48 2b 04