[  762.116647][T14588] netdevsim netdevsim456 eni456np1: renamed from eth0
[  762.138876][T14590] netdevsim netdevsim617 eni617np1: renamed from eth1
[  762.757737][T14576] Could not find device with ifindex 2000 in netnsfd 11
[  762.764332][T14576] Could not find netns with fd: 2000
[  762.764906][T14576] Cannot link a netdevsim to itself
[  762.765363][T14576] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).