[  475.371688] netdevsim netdevsim386 eni386np1: renamed from eth0
[  475.372024] netdevsim netdevsim687 eni687np1: renamed from eth1
[  475.464097] Could not find device with ifindex 2000 in netnsfd 11
[  475.464189] Could not find netns with fd: 2000
[  475.464233] Cannot link a netdevsim to itself
[  475.464284] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).