[  808.751377][T15794] netdevsim netdevsim281 eni281np1: renamed from eth0
[  808.775101][T15793] netdevsim netdevsim523 eni523np1: renamed from eth1
[  809.404507][T15781] Could not find device with ifindex 2000 in netnsfd 11
[  809.405159][T15781] Could not find netns with fd: 2000
[  809.405904][T15781] Cannot link a netdevsim to itself
[  809.406609][T15781] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).