[   34.616687][  T257] nft (257) used greatest stack depth: 24592 bytes left
[   60.516078][  T433] ip (433) used greatest stack depth: 22944 bytes left
[  478.434952][ T4060] iperf3[4060]: segfault at d8 ip 00007f2eb80e45f4 sp 00007ffdfab23210 error 4 in libiperf.so.0.0.0[1a5f4,7f2eb80d5000+1c000] likely on CPU 1 (core 1, socket 0)
[  478.435492][ T4060] Code: e9 7f ff ff ff e8 5c 27 ff ff 66 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 55 0f b6 47 28 48 89 fd 3c 63 74 61 3c 73 74 57 <8b> bd d8 00 00 00 b8 0b 00 00 00 85 ff 78 21 88 45 40 48 8d 75 40