[  793.816784][T14767] netdevsim netdevsim363 eni363np1: renamed from eth0
[  793.835565][T14766] netdevsim netdevsim663 eni663np1: renamed from eth1
[  794.430651][T14754] Could not find device with ifindex 2000 in netnsfd 11
[  794.431290][T14754] Could not find netns with fd: 2000
[  794.431657][T14754] Cannot link a netdevsim to itself
[  794.432067][T14754] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).