[  472.471461] netdevsim netdevsim280 eni280np1: renamed from eth0
[  472.472557] netdevsim netdevsim658 eni658np1: renamed from eth0
[  472.557241] Could not find device with ifindex 2000 in netnsfd 11
[  472.557324] Could not find netns with fd: 2000
[  472.557367] Cannot link a netdevsim to itself
[  472.557417] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).