[ 1038.813493][T12762] netdevsim netdevsim533 eni533np1: renamed from eth1
[ 1038.909183][T12766] netdevsim netdevsim399 eni399np1: renamed from eth0
[ 1040.700226][T12758] Could not find device with ifindex 2000 in netnsfd 11
[ 1040.701158][T12758] Could not find netns with fd: 2000
[ 1040.701856][T12758] Cannot link a netdevsim to itself
[ 1040.703201][T12758] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).