[  482.517955] netdevsim netdevsim464 eni464np1: renamed from eth0
[  482.618714] netdevsim netdevsim683 eni683np1: renamed from eth1
[  482.952992] Could not find device with ifindex 2000 in netnsfd 11
[  482.953134] Could not find netns with fd: 2000
[  482.953210] Cannot link a netdevsim to itself
[  482.953318] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).