[  805.591141][T15772] netdevsim netdevsim497 eni497np1: renamed from eth0
[  805.604627][T15775] netdevsim netdevsim683 eni683np1: renamed from eth1
[  806.204499][T15760] Could not find device with ifindex 2000 in netnsfd 11
[  806.205174][T15760] Could not find netns with fd: 2000
[  806.205635][T15760] Cannot link a netdevsim to itself
[  806.206170][T15760] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).