[    1.695338] nft (260) used greatest stack depth: 12608 bytes left
[    1.746971] nft (262) used greatest stack depth: 12568 bytes left
[    4.933565] nft (472) used greatest stack depth: 12488 bytes left
[    8.721595] ip (793) used greatest stack depth: 12456 bytes left
[   75.015271] ip (8944) used greatest stack depth: 12376 bytes left
[   88.360533] ip (12502) used greatest stack depth: 12248 bytes left
[  112.866723] iperf3[17664]: segfault at 0 ip 00007f275459e33c sp 00007fffba973ba8 error 4 in libc.so.6[ce33c,7f27544f8000+175000] likely on CPU 0 (core 0, socket 0)
[  112.866740] iperf3[17680]: segfault at 55fb59a90 ip 000000055fb59a90 sp 00007ffea4b28f80 error 14
[  112.866762] traps: iperf3[17681] general protection fault ip:7f512724a897 sp:7ffe3fa598d8 error:0 in libc.so.6[113897,7f512715f000+175000]
[  112.866885] Code: c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 89 f8 62 a1 fd 00 ef c0 25 ff 0f 00 00 3d e0 0f 00 00 0f 87 34 01 00 00 <62> f3 7d 20 3f 07 00 c5 fb 93 c0 85 c0 74 55 f3 0f bc c0 c3 f3 0f
[  112.867357]  likely on CPU 2 (core 2, socket 0)
[  112.867424] Code: Unable to access opcode bytes at 0x55fb59a66.
[  112.867816] traps: iperf3[17677] general protection fault ip:7f91ed8c3897 sp:7ffcd4a41cd8 error:0 in libc.so.6[113897,7f91ed7d8000+175000]