[ 1026.565158][T12642] netdevsim netdevsim270 eni270np1: renamed from eth0
[ 1026.655147][T12575] netdevsim netdevsim596 eni596np1: renamed from eth1
[ 1028.419681][T12722] Could not find device with ifindex 2000 in netnsfd 11
[ 1028.420606][T12722] Could not find netns with fd: 2000
[ 1028.421263][T12722] Cannot link a netdevsim to itself
[ 1028.422067][T12722] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).