[  166.026488][ T2552] ip (2552) used greatest stack depth: 24312 bytes left
[  296.650134][ T4221] ip (4221) used greatest stack depth: 23648 bytes left
[  393.392156][ T7300] traps: iperf3[7300] general protection fault ip:7fad4a114d29 sp:7ffeda8703a8 error:0 in libc.so.6[107d29,7fad4a035000+175000]
[  393.392724][ T7294] traps: iperf3[7294] general protection fault ip:7f29026dad29 sp:7ffd1cd88f68 error:0 in libc.so.6[107d29,7f29025fb000+175000]