[    2.026018] nft (260) used greatest stack depth: 12608 bytes left
[    3.108617] nft (318) used greatest stack depth: 12568 bytes left
[   10.332084] ip (683) used greatest stack depth: 12520 bytes left
[   14.213259] nft (1185) used greatest stack depth: 12408 bytes left
[   90.313378] ip (8949) used greatest stack depth: 12376 bytes left
[  122.895052] iperf3[15162]: segfault at 7ffcac7bff40 ip 00007ffcac7bff40 sp 00007ffcac7bfac0 error 15 likely on CPU 3 (core 3, socket 0)
[  122.895178] Code: 00 00 61 ea ce 07 1a 7f 00 00 c0 00 7c ac fc 7f 00 00 aa f8 b4 07 1a 7f 00 00 00 00 00 00 00 00 00 00 30 00 7c ac fc 7f 00 00 <01> 80 ad fb 00 00 00 00 50 02 7c ac fc 7f 00 00 50 02 7c ac fc 7f
[  122.895254] traps: iperf3[15155] general protection fault ip:7ff1e4e58d29 sp:7ffe4bbec848 error:0 in libc.so.6[107d29,7ff1e4d79000+175000]