[  350.738491][ T7309] iperf3[7309]: segfault at 3 ip 0000000000000003 sp 00007ffdd011ede0 error 14 likely on CPU 3 (core 3, socket 0)
[  350.738949][ T7309] Code: Unable to access opcode bytes at 0xffffffffffffffd9.
[  350.739161][ T7305] iperf3[7305]: segfault at 106d00000000 ip 0000106d00000000 sp 00007fffa1e35c30 error 14 likely on CPU 0 (core 0, socket 0)
[  350.739625][ T7305] Code: Unable to access opcode bytes at 0x106cffffffd6.
[  477.140675][T10654] ip (10654) used greatest stack depth: 23648 bytes left