[ 1003.771864][T12067] netdevsim netdevsim396 eni396np1: renamed from eth0
[ 1003.796091][T12131] netdevsim netdevsim568 eni568np1: renamed from eth1
[ 1005.633889][T12454] Could not find device with ifindex 2000 in netnsfd 11
[ 1005.634872][T12454] Could not find netns with fd: 2000
[ 1005.635546][T12454] Cannot link a netdevsim to itself
[ 1005.636364][T12454] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).