[  810.013017][T15646] netdevsim netdevsim479 eni479np1: renamed from eth0
[  810.033553][T15645] netdevsim netdevsim659 eni659np1: renamed from eth1
[  810.768853][T15633] Could not find device with ifindex 2000 in netnsfd 11
[  810.769951][T15633] Could not find netns with fd: 2000
[  810.770700][T15633] Cannot link a netdevsim to itself
[  810.771330][T15633] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).