[   16.794283] ip (792) used greatest stack depth: 12344 bytes left
[  154.302555] iperf3[17654]: segfault at 0 ip 0000000000000000 sp 00007ffc00016610 error 14 likely on CPU 2 (core 2, socket 0)
[  154.302718] Code: Unable to access opcode bytes at 0xffffffffffffffd6.