[  300.697285][ T4227] ip (4227) used greatest stack depth: 23664 bytes left
[  397.601000][ T7310] traps: iperf3[7310] general protection fault ip:7fb6aa0efd29 sp:7ffd48384328 error:0 in libc.so.6[107d29,7fb6aa010000+175000]
[  397.602009][ T7311] traps: iperf3[7311] general protection fault ip:7f12b0b5cd29 sp:7ffc9e315f68 error:0 in libc.so.6[107d29,7f12b0a7d000+175000]