[  802.117388][T15631] netdevsim netdevsim478 eni478np1: renamed from eth0
[  802.127541][T15630] netdevsim netdevsim663 eni663np1: renamed from eth1
[  802.740446][T15618] Could not find device with ifindex 2000 in netnsfd 11
[  802.741070][T15618] Could not find netns with fd: 2000
[  802.741539][T15618] Cannot link a netdevsim to itself
[  802.742078][T15618] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).