[  475.219345] netdevsim netdevsim309 eni309np1: renamed from eth0
[  475.219722] netdevsim netdevsim766 eni766np1: renamed from eth1
[  475.309025] Could not find device with ifindex 2000 in netnsfd 11
[  475.309112] Could not find netns with fd: 2000
[  475.309164] Cannot link a netdevsim to itself
[  475.309214] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).