[  482.309909] netdevsim netdevsim424 eni424np1: renamed from eth0
[  482.411494] netdevsim netdevsim633 eni633np1: renamed from eth1
[  482.779880] Could not find device with ifindex 2000 in netnsfd 11
[  482.780063] Could not find netns with fd: 2000
[  482.780161] Cannot link a netdevsim to itself
[  482.780289] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).