[ 1037.046076][T12761] netdevsim netdevsim475 eni475np1: renamed from eth0
[ 1037.153003][T12760] netdevsim netdevsim710 eni710np1: renamed from eth1
[ 1038.970559][T12753] Could not find device with ifindex 2000 in netnsfd 11
[ 1038.972044][T12753] Could not find netns with fd: 2000
[ 1038.973252][T12753] Cannot link a netdevsim to itself
[ 1038.974521][T12753] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).