[ 1027.237602][T12649] netdevsim netdevsim635 eni635np1: renamed from eth1
[ 1027.356793][T12651] netdevsim netdevsim261 eni261np1: renamed from eth0
[ 1029.169605][T12728] Could not find device with ifindex 2000 in netnsfd 11
[ 1029.170822][T12728] Could not find netns with fd: 2000
[ 1029.171851][T12728] Cannot link a netdevsim to itself
[ 1029.172744][T12728] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).