[  797.756063][T15632] netdevsim netdevsim344 eni344np1: renamed from eth0
[  797.770973][T15631] netdevsim netdevsim724 eni724np1: renamed from eth1
[  798.381672][T15620] Could not find device with ifindex 2000 in netnsfd 11
[  798.382373][T15620] Could not find netns with fd: 2000
[  798.383301][T15620] Cannot link a netdevsim to itself
[  798.383890][T15620] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).