[    1.652049] nft (260) used greatest stack depth: 12536 bytes left
[    1.682423] nft (262) used greatest stack depth: 12504 bytes left
[   84.627345] ip (8969) used greatest stack depth: 12376 bytes left
[  102.640761] ip (12528) used greatest stack depth: 12248 bytes left
[  115.919427] traps: iperf3[15179] general protection fault ip:7f33b3110897 sp:7ffe2004e128 error:0 in libc.so.6[113897,7f33b3025000+175000]