[  949.180764][T12078] netdevsim netdevsim434 eni434np1: renamed from eth0
[  949.188527][T12143] netdevsim netdevsim556 eni556np1: renamed from eth1
[  950.734673][T12465] Could not find device with ifindex 2000 in netnsfd 11
[  950.735787][T12465] Could not find netns with fd: 2000
[  950.736502][T12465] Cannot link a netdevsim to itself
[  950.737178][T12465] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).