[   23.028889][  T331] ip (331) used greatest stack depth: 24416 bytes left
[   31.653527][  T437] ip (437) used greatest stack depth: 23824 bytes left
[  249.534278][ T3453] ip (3453) used greatest stack depth: 23128 bytes left
[  441.594698][ T8623] iperf3[8623]: segfault at 55bf395c33a2 ip 00007f37c3e783f5 sp 00007fff7170a5d0 error 4 likely on CPU 0 (core 0, socket 0)
[  441.595393][ T8623] Code: c6 be 20 00 00 00 4c 8d 8c 24 d0 00 00 00 4c 89 cf 4c 89 4c 24 08 4c 8d 7c 24 70 0f be 50 60 f2 0f 11 74 24 10 e8 3b 34 ff ff <48> 8b 43 30 48 8b 34 24 4c 89 fa 48 8d 78 70 e8 77 3e ff ff 4c 89