[  297.787544][ T4136] traps: iperf3[4136] general protection fault ip:7fa5dba502bc sp:7fff48d5fbf8 error:0 in libc.so.6[ce2bc,7fa5db9aa000+175000]
[  297.788193][ T4138] iperf3[4138]: segfault at 54d9 ip 00000000000054d9 sp 00007fff6b6db660 error 14 likely on CPU 0 (core 0, socket 0)
[  297.788567][ T4138] Code: Unable to access opcode bytes at 0x54af.
[  298.236791][ T4220] ip (4220) used greatest stack depth: 23952 bytes left