[  800.467770][T14603] netdevsim netdevsim478 eni478np1: renamed from eth0
[  800.483463][T14605] netdevsim netdevsim651 eni651np1: renamed from eth1
[  801.117460][T14591] Could not find device with ifindex 2000 in netnsfd 11
[  801.123348][T14591] Could not find netns with fd: 2000
[  801.124162][T14591] Cannot link a netdevsim to itself
[  801.124731][T14591] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).