[  770.788829][T14585] netdevsim netdevsim454 eni454np1: renamed from eth0
[  770.802786][T14587] netdevsim netdevsim676 eni676np1: renamed from eth1
[  771.378054][T14573] Could not find device with ifindex 2000 in netnsfd 11
[  771.378565][T14573] Could not find netns with fd: 2000
[  771.378920][T14573] Cannot link a netdevsim to itself
[  771.379343][T14573] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).