[  753.204350][T14447] netdevsim netdevsim424 eni424np1: renamed from eth0
[  753.224908][T14449] netdevsim netdevsim747 eni747np1: renamed from eth1
[  753.801378][T14435] Could not find device with ifindex 2000 in netnsfd 11
[  753.801947][T14435] Could not find netns with fd: 2000
[  753.802675][T14435] Cannot link a netdevsim to itself
[  753.803175][T14435] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).