[ 3068.208300][  T440] iperf3[440]: segfault at 2d0 ip 00007f90995f1d7d sp 00007ffd20be4f10 error 4 in libc.so.6[9dd7d,7f909957c000+175000] likely on CPU 0 (core 0, socket 0)
[ 3068.208721][  T438] iperf3[438]: segfault at 2d0 ip 00007fe8b4ec2d7d sp 00007ffcff8d0e30 error 4 in libc.so.6[9dd7d,7fe8b4e4d000+175000] likely on CPU 3 (core 3, socket 0)
[ 3068.208870][  T440] Code: 03 00 00 e8 85 a2 00 00 0f 1f 44 00 00 f3 0f 1e fa 55 48 81 ec a0 00 00 00 64 48 8b 04 25 28 00 00 00 48 89 84 24 98 00 00 00 <8b> 87 d0 02 00 00 85 c0 75 29 48 8b 84 24 98 00 00 00 64 48 2b 04
[ 3068.209323][  T438] Code: 03 00 00 e8 85 a2 00 00 0f 1f 44 00 00 f3 0f 1e fa 55 48 81 ec a0 00 00 00 64 48 8b 04 25 28 00 00 00 48 89 84 24 98 00 00 00 <8b> 87 d0 02 00 00 85 c0 75 29 48 8b 84 24 98 00 00 00 64 48 2b 04