[ 1249.139354][T12784] netdevsim netdevsim282 eni282np1: renamed from eth0
[ 1249.234652][T12782] netdevsim netdevsim515 eni515np1: renamed from eth1
[ 1251.815584][T12773] Could not find device with ifindex 2000 in netnsfd 11
[ 1251.816962][T12773] Could not find netns with fd: 2000
[ 1251.818096][T12773] Cannot link a netdevsim to itself
[ 1251.819366][T12773] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).