[  429.046969] netdevsim netdevsim468 eni468np1: renamed from eth0
[  429.047587] netdevsim netdevsim763 eni763np1: renamed from eth1
[  429.128032] Could not find device with ifindex 2000 in netnsfd 11
[  429.128167] Could not find netns with fd: 2000
[  429.128279] Cannot link a netdevsim to itself
[  429.128390] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).