[   20.650847][  T324] ip (324) used greatest stack depth: 24520 bytes left
[  227.780158][ T3629] ip (3629) used greatest stack depth: 24312 bytes left
[  266.800927][ T4210] ip (4210) used greatest stack depth: 23952 bytes left
[  395.275856][ T8574] traps: iperf3[8574] general protection fault ip:7fc39a62da1a sp:7ffc6fb94638 error:0 in libc.so.6[aba1a,7fc39a5aa000+175000]
[  395.275886][ T8567] iperf3[8567]: segfault at 564c3c28b4f0 ip 00007fc39a7a33f5 sp 00007ffc6fb94760 error 4 in libiperf.so.0.0.0[193f5,7fc39a795000+1c000] likely on CPU 3 (core 3, socket 0)
[  395.276463][ T8567] Code: c6 be 20 00 00 00 4c 8d 8c 24 d0 00 00 00 4c 89 cf 4c 89 4c 24 08 4c 8d 7c 24 70 0f be 50 60 f2 0f 11 74 24 10 e8 3b 34 ff ff <48> 8b 43 30 48 8b 34 24 4c 89 fa 48 8d 78 70 e8 77 3e ff ff 4c 89
[  395.278537][ T8574] 
[  634.373164][T11655] ip (11655) used greatest stack depth: 23888 bytes left