[  843.579974][T14631] netdevsim netdevsim367 eni367np1: renamed from eth0
[  843.601767][T14633] netdevsim netdevsim631 eni631np1: renamed from eth1
[  844.417892][T14619] Could not find device with ifindex 2000 in netnsfd 11
[  844.419439][T14619] Could not find netns with fd: 2000
[  844.420001][T14619] Cannot link a netdevsim to itself
[  844.420641][T14619] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).