[  797.370011][T15643] netdevsim netdevsim429 eni429np1: renamed from eth0
[  797.385172][T15644] netdevsim netdevsim686 eni686np1: renamed from eth1
[  798.008276][T15631] Could not find device with ifindex 2000 in netnsfd 11
[  798.009368][T15631] Could not find netns with fd: 2000
[  798.010022][T15631] Cannot link a netdevsim to itself
[  798.010549][T15631] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).