[  808.731652][T15833] netdevsim netdevsim314 eni314np1: renamed from eth0
[  808.740886][T15835] netdevsim netdevsim649 eni649np1: renamed from eth1
[  809.323026][T15821] Could not find device with ifindex 2000 in netnsfd 11
[  809.323703][T15821] Could not find netns with fd: 2000
[  809.324159][T15821] Cannot link a netdevsim to itself
[  809.324672][T15821] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).