[  299.130222][ T4144] iperf3[4144]: segfault at 0 ip 0000000000000000 sp 00007fff1953eff0 error 14 likely on CPU 0 (core 0, socket 0)
[  299.131278][ T4144] Code: Unable to access opcode bytes at 0xffffffffffffffd6.
[  396.607179][ T7507] ip (7507) used greatest stack depth: 23664 bytes left