[  310.419583][ T4223] ip (4223) used greatest stack depth: 23952 bytes left
[  411.189776][ T7300] traps: iperf3[7300] general protection fault ip:7f99eade733c sp:7ffc51f6fed8 error:0
[  411.190033][ T7304] traps: iperf3[7304] general protection fault ip:7f99eadc84e6 sp:7ffc51f705d0 error:0
[  411.190218][ T7295] iperf3[7295]: segfault at 0 ip 0000000000000000 sp 00007ffdf5110970 error 14 likely on CPU 2 (core 2, socket 0)
[  411.190240][ T7295] Code: Unable to access opcode bytes at 0xffffffffffffffd6.
[  411.191391][ T7304]  in libc.so.6[af4e6,7f99ead41000+175000]