[  313.940230][ T4051] iperf3[4051]: segfault at 7ffd98faf8e0 ip 00007ffd98faf8e0 sp 00007ffd98faf7f0 error 15 likely on CPU 3 (core 3, socket 0)
[  313.940964][ T4051] Code: 00 00 47 74 64 c8 2e 7f 00 00 01 00 00 00 00 00 00 00 c0 22 68 c8 2e 7f 00 00 00 00 00 00 00 00 00 30 00 33 c6 15 68 74 93 90 <00> 00 00 00 80 00 00 00 00 00 00 00 00 00 00 00 a0 b2 b3 52 69 55
[  314.418767][ T4229] ip (4229) used greatest stack depth: 23424 bytes left
[  422.825765][ T7307] iperf3[7307]: segfault at 0 ip 0000000000000000 sp 00007ffe42f2dab0 error 14
[  422.825773][ T7303] traps: iperf3[7303] general protection fault ip:7ff081262496 sp:7ffe42f2d9f0 error:0 in libc.so.6[6a496,7ff081220000+175000]
[  422.826155][ T7307]  likely on CPU 2 (core 2, socket 0)
[  422.826610][ T7303] 
[  422.826775][ T7307] Code: Unable to access opcode bytes at 0xffffffffffffffd6.