[  796.245369][T15788] netdevsim netdevsim415 eni415np1: renamed from eth0
[  796.256092][T15789] netdevsim netdevsim521 eni521np1: renamed from eth1
[  796.829065][T15776] Could not find device with ifindex 2000 in netnsfd 11
[  796.834623][T15776] Could not find netns with fd: 2000
[  796.835123][T15776] Cannot link a netdevsim to itself
[  796.835643][T15776] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).