[  295.161881][ T4028] iperf3[4028]: segfault at 0 ip 0000000000000000 sp 00007ffe4d247690 error 14 likely on CPU 2 (core 2, socket 0)
[  295.162358][ T4028] Code: Unable to access opcode bytes at 0xffffffffffffffd6.
[  433.620401][ T8568] traps: iperf3[8568] general protection fault ip:7fab6880dd29 sp:7fffa9335fb8 error:0 in libc.so.6[107d29,7fab6872e000+175000]
[  433.621618][ T8556] iperf3[8556]: segfault at 411500006574 ip 0000411500006574 sp 00007ffce49f7020 error 14 likely on CPU 3 (core 3, socket 0)
[  433.622037][ T8556] Code: Unable to access opcode bytes at 0x41150000654a.