[   93.301171] ip (12549) used greatest stack depth: 12232 bytes left
[  113.619238] iperf3[17708]: segfault at 42 ip 00007faaf5db964b sp 00007ffff762bde0 error 4 in libiperf.so.0.0.0[1a64b,7faaf5daa000+1c000] likely on CPU 1 (core 1, socket 0)
[  113.619361] Code: 00 74 05 bf 78 00 00 00 48 8b 05 d0 a7 01 00 89 38 e8 c9 2b ff ff 48 8d 35 76 f7 00 00 48 89 ef 48 89 c2 31 c0 e8 25 24 ff ff <80> 7f 40 02 75 a3 c7 85 98 02 00 00 01 00 00 00 48 8d bd b0 02 00