[  828.192934][T15758] netdevsim netdevsim328 eni328np1: renamed from eth0
[  828.214221][T15759] netdevsim netdevsim683 eni683np1: renamed from eth1
[  828.840517][T15745] Could not find device with ifindex 2000 in netnsfd 11
[  828.841152][T15745] Could not find netns with fd: 2000
[  828.842003][T15745] Cannot link a netdevsim to itself
[  828.842548][T15745] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).