[  473.116795] netdevsim netdevsim384 eni384np1: renamed from eth0
[  473.117030] netdevsim netdevsim533 eni533np1: renamed from eth1
[  473.200992] Could not find device with ifindex 2000 in netnsfd 11
[  473.201091] Could not find netns with fd: 2000
[  473.201144] Cannot link a netdevsim to itself
[  473.201205] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).