[  845.415020][T14486] netdevsim netdevsim348 eni348np1: renamed from eth0
[  845.453959][T14488] netdevsim netdevsim658 eni658np1: renamed from eth1
[  846.224905][T14474] Could not find device with ifindex 2000 in netnsfd 11
[  846.225786][T14474] Could not find netns with fd: 2000
[  846.226182][T14474] Cannot link a netdevsim to itself
[  846.226634][T14474] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).