[  487.985143] netdevsim netdevsim446 eni446np1: renamed from eth0
[  488.081471] netdevsim netdevsim704 eni704np1: renamed from eth1
[  488.286504] Could not find device with ifindex 2000 in netnsfd 11
[  488.286763] Could not find netns with fd: 2000
[  488.286856] Cannot link a netdevsim to itself
[  488.286979] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).