[ 1328.880792][T12932] netdevsim netdevsim436 eni436np1: renamed from eth0
[ 1328.940090][T12930] netdevsim netdevsim661 eni661np1: renamed from eth1
[ 1331.851463][T12919] Could not find device with ifindex 2000 in netnsfd 11
[ 1331.853535][T12919] Could not find netns with fd: 2000
[ 1331.854478][T12919] Cannot link a netdevsim to itself
[ 1331.867761][T12919] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).