[  482.810217] netdevsim netdevsim278 eni278np1: renamed from eth0
[  482.912001] netdevsim netdevsim531 eni531np1: renamed from eth1
[  483.325734] Could not find device with ifindex 2000 in netnsfd 11
[  483.325916] Could not find netns with fd: 2000
[  483.326015] Cannot link a netdevsim to itself
[  483.326142] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).