[  168.622959][ T2288] ip (2288) used greatest stack depth: 23952 bytes left
[  309.642981][ T4211] ip (4211) used greatest stack depth: 23936 bytes left
[  375.917962][ T6202] iperf3[6202]: segfault at a ip 000000000000000a sp 00007ffe3772d2f0 error 14 likely on CPU 3 (core 3, socket 0)
[  375.918479][ T6202] Code: Unable to access opcode bytes at 0xffffffffffffffe0.
[  375.920555][ T6200] iperf3[6200]: segfault at ffffffffffffff84 ip 00007f93f5580e20 sp 00007ffef38ba000 error 7 in libc.so.6[95e20,7f93f5513000+175000] likely on CPU 2 (core 2, socket 0)
[  375.921249][ T6200] Code: 48 8b 05 9b 30 16 00 48 83 b8 e0 02 00 00 00 74 21 31 c9 48 8d 54 24 08 48 8d 74 24 10 e8 f8 fb 0f 00 85 c0 74 21 48 8b 44 24 <08> 48 83 78 30 00 74 15 48 8b 44 24 38 64 48 2b 04 25 28 00 00 00