[  483.352298] netdevsim netdevsim385 eni385np1: renamed from eth0
[  483.352906] netdevsim netdevsim540 eni540np1: renamed from eth1
[  483.429563] Could not find device with ifindex 2000 in netnsfd 11
[  483.429646] Could not find netns with fd: 2000
[  483.429689] Cannot link a netdevsim to itself
[  483.429743] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).