[  481.901811] netdevsim netdevsim284 eni284np1: renamed from eth0
[  481.902762] netdevsim netdevsim579 eni579np1: renamed from eth0
[  481.996017] Could not find device with ifindex 2000 in netnsfd 11
[  481.996164] Could not find netns with fd: 2000
[  481.996270] Cannot link a netdevsim to itself
[  481.996382] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).