[  824.194459][T14740] netdevsim netdevsim264 eni264np1: renamed from eth0
[  824.204812][T14742] netdevsim netdevsim545 eni545np1: renamed from eth1
[  824.789252][T14728] Could not find device with ifindex 2000 in netnsfd 11
[  824.789869][T14728] Could not find netns with fd: 2000
[  824.790654][T14728] Cannot link a netdevsim to itself
[  824.791329][T14728] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).