[ 1249.761317][T12672] netdevsim netdevsim744 eni744np1: renamed from eth1
[ 1249.866314][T12675] netdevsim netdevsim267 eni267np1: renamed from eth0
[ 1252.221437][T12667] Could not find device with ifindex 2000 in netnsfd 11
[ 1252.222559][T12667] Could not find netns with fd: 2000
[ 1252.223498][T12667] Cannot link a netdevsim to itself
[ 1252.224668][T12667] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).