[  483.532004] netdevsim netdevsim464 eni464np1: renamed from eth0
[  483.532416] netdevsim netdevsim567 eni567np1: renamed from eth1
[  483.622399] Could not find device with ifindex 2000 in netnsfd 11
[  483.622496] Could not find netns with fd: 2000
[  483.622544] Cannot link a netdevsim to itself
[  483.622596] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).