[   21.907414][  T325] ip (325) used greatest stack depth: 24032 bytes left
[  300.377973][ T4224] ip (4224) used greatest stack depth: 23952 bytes left
[  432.517001][ T8588] iperf3[8588]: segfault at 42 ip 00007fcf74a9464b sp 00007ffdbc973930 error 4 in libiperf.so.0.0.0[1a64b,7fcf74a85000+1c000] likely on CPU 2 (core 2, socket 0)
[  432.517840][ T8588] 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