[ 13.512710][ T263] nft (263) used greatest stack depth: 24432 bytes left [ 21.323571][ T325] ip (325) used greatest stack depth: 23680 bytes left [ 299.730385][ T4042] traps: iperf3[4042] general protection fault ip:7f77cb66a33c sp:7ffd53b5a588 error:0 in libc.so.6[ce33c,7f77cb5c4000+175000] [ 299.730456][ T4043] traps: iperf3[4043] general protection fault ip:7ff57679133c sp:7ffcd4b752f8 error:0 [ 300.234799][ T4220] ip (4220) used greatest stack depth: 23648 bytes left