[ 33.680690][ T436] ip (436) used greatest stack depth: 23552 bytes left [ 178.814124][ T2564] ip (2564) used greatest stack depth: 23072 bytes left [ 300.597335][ T4150] iperf3[4150]: segfault at 0 ip 0000000000000000 sp 00007ffd68d67760 error 14 likely on CPU 0 (core 0, socket 0) [ 300.597991][ T4150] Code: Unable to access opcode bytes at 0xffffffffffffffd6.