[  813.291649][T14585] netdevsim netdevsim297 eni297np1: renamed from eth0
[  813.319610][T14588] netdevsim netdevsim763 eni763np1: renamed from eth1
[  814.051626][T14573] Could not find device with ifindex 2000 in netnsfd 11
[  814.052501][T14573] Could not find netns with fd: 2000
[  814.052902][T14573] Cannot link a netdevsim to itself
[  814.055968][T14573] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).