[  477.716813] netdevsim netdevsim465 eni465np1: renamed from eth0
[  477.717939] netdevsim netdevsim709 eni709np1: renamed from eth0
[  477.815029] Could not find device with ifindex 2000 in netnsfd 11
[  477.815198] Could not find netns with fd: 2000
[  477.815302] Cannot link a netdevsim to itself
[  477.815428] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).