[  312.475219][ T4232] ip (4232) used greatest stack depth: 23456 bytes left
[  415.064844][ T7306] iperf3[7306]: segfault at 31b000000000 ip 000031b000000000 sp 00007ffe80d61580 error 14 likely on CPU 3 (core 3, socket 0)
[  415.065564][ T7306] Code: Unable to access opcode bytes at 0x31afffffffd6.
[  415.066820][ T7305] traps: iperf3[7305] general protection fault ip:7f91dcb65ca9 sp:7ffeb4013628 error:0 in libc.so.6[107ca9,7f91dca86000+175000]