[   55.492193][  T331] ip (331) used greatest stack depth: 24056 bytes left
[  254.032628][ T2160] ip (2160) used greatest stack depth: 23904 bytes left
[  641.838108][ T7293] iperf3[7293]: segfault at 0 ip 0000000000000000 sp 00007fff6b1c8130 error 14 likely on CPU 2 (core 2, socket 0)
[  641.838785][ T7293] Code: Unable to access opcode bytes at 0xffffffffffffffd6.