[  802.055504][T15655] netdevsim netdevsim404 eni404np1: renamed from eth0
[  802.071809][T15653] netdevsim netdevsim598 eni598np1: renamed from eth1
[  802.672212][T15642] Could not find device with ifindex 2000 in netnsfd 11
[  802.672828][T15642] Could not find netns with fd: 2000
[  802.673185][T15642] Cannot link a netdevsim to itself
[  802.673607][T15642] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).