[  796.363012][T14623] netdevsim netdevsim347 eni347np1: renamed from eth0
[  796.386205][T14625] netdevsim netdevsim512 eni512np1: renamed from eth1
[  796.950221][T14611] Could not find device with ifindex 2000 in netnsfd 11
[  796.950902][T14611] Could not find netns with fd: 2000
[  796.951509][T14611] Cannot link a netdevsim to itself
[  796.952093][T14611] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).