[  474.866052] netdevsim netdevsim327 eni327np1: renamed from eth0
[  474.866681] netdevsim netdevsim635 eni635np1: renamed from eth1
[  474.941828] Could not find device with ifindex 2000 in netnsfd 11
[  474.941957] Could not find netns with fd: 2000
[  474.942056] Cannot link a netdevsim to itself
[  474.942178] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).