[  512.083987] netdevsim netdevsim382 eni382np1: renamed from eth0
[  512.182224] netdevsim netdevsim665 eni665np1: renamed from eth1
[  512.373173] Could not find device with ifindex 2000 in netnsfd 11
[  512.373368] Could not find netns with fd: 2000
[  512.373479] Cannot link a netdevsim to itself
[  512.373587] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).