[  405.209492][ T7297] traps: iperf3[7297] trap invalid opcode ip:7f7a155c0074 sp:7ffcffd57b80 error:0 in libc.so.6[f8074,7f7a154f0000+175000]
[  405.211367][ T7294] traps: iperf3[7294] general protection fault ip:7fd0e2214897 sp:7fff1feb4e38 error:0 in libc.so.6[113897,7fd0e2129000+175000]
[  440.748883][ T8580] iperf3[8580]: segfault at 55ad3997851c ip 00007fe54031f3f5 sp 00007ffc822f98b0 error 4 in libiperf.so.0.0.0[193f5,7fe540311000+1c000] likely on CPU 3 (core 3, socket 0)
[  440.750517][ T8580] 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
[  440.751489][ T8581] traps: iperf3[8581] general protection fault ip:7fe5401a9a1a sp:7ffc822f9788 error:0 in libc.so.6[aba1a,7fe540126000+175000]