[  481.404497] netdevsim netdevsim494 eni494np1: renamed from eth0
[  481.506221] netdevsim netdevsim739 eni739np1: renamed from eth1
[  481.847030] Could not find device with ifindex 2000 in netnsfd 11
[  481.847145] Could not find netns with fd: 2000
[  481.847208] Cannot link a netdevsim to itself
[  481.847286] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).