[  476.262535] netdevsim netdevsim472 eni472np1: renamed from eth0
[  476.263314] netdevsim netdevsim717 eni717np1: renamed from eth1
[  476.364386] Could not find device with ifindex 2000 in netnsfd 11
[  476.364506] Could not find netns with fd: 2000
[  476.364557] Cannot link a netdevsim to itself
[  476.364623] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).