[  959.861429][T12572] netdevsim netdevsim384 eni384np1: renamed from eth0
[  959.883918][T12573] netdevsim netdevsim631 eni631np1: renamed from eth1
[  961.483277][T12565] Could not find device with ifindex 2000 in netnsfd 11
[  961.484185][T12565] Could not find netns with fd: 2000
[  961.484856][T12565] Cannot link a netdevsim to itself
[  961.485512][T12565] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).