[  481.500878] netdevsim netdevsim283 eni283np1: renamed from eth0
[  481.602884] netdevsim netdevsim516 eni516np1: renamed from eth1
[  481.924593] Could not find device with ifindex 2000 in netnsfd 11
[  481.924759] Could not find netns with fd: 2000
[  481.924842] Cannot link a netdevsim to itself
[  481.925009] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).