[ 1195.431986][T12786] netdevsim netdevsim716 eni716np1: renamed from eth1
[ 1195.460605][T12788] netdevsim netdevsim500 eni500np1: renamed from eth0
[ 1198.049690][T12780] Could not find device with ifindex 2000 in netnsfd 11
[ 1198.050863][T12780] Could not find netns with fd: 2000
[ 1198.051755][T12780] Cannot link a netdevsim to itself
[ 1198.054851][T12780] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).