[ 1354.144823][T12786] netdevsim netdevsim377 eni377np1: renamed from eth0
[ 1354.172076][T12785] netdevsim netdevsim644 eni644np1: renamed from eth1
[ 1356.906275][T12776] Could not find device with ifindex 2000 in netnsfd 11
[ 1356.907530][T12776] Could not find netns with fd: 2000
[ 1356.908485][T12776] Cannot link a netdevsim to itself
[ 1356.909692][T12776] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).