[  813.101795][T14779] netdevsim netdevsim445 eni445np1: renamed from eth0
[  813.120818][T14777] netdevsim netdevsim653 eni653np1: renamed from eth1
[  813.723707][T14766] Could not find device with ifindex 2000 in netnsfd 11
[  813.724220][T14766] Could not find netns with fd: 2000
[  813.724622][T14766] Cannot link a netdevsim to itself
[  813.725054][T14766] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).