[  761.296581][T14740] netdevsim netdevsim324 eni324np1: renamed from eth0
[  761.313102][T14742] netdevsim netdevsim560 eni560np1: renamed from eth1
[  761.845474][T14728] Could not find device with ifindex 2000 in netnsfd 11
[  761.846013][T14728] Could not find netns with fd: 2000
[  761.846381][T14728] Cannot link a netdevsim to itself
[  761.846828][T14728] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).