[  454.239732] netdevsim netdevsim262 eni262np1: renamed from eth0
[  454.240448] netdevsim netdevsim589 eni589np1: renamed from eth1
[  454.323993] Could not find device with ifindex 2000 in netnsfd 11
[  454.324082] Could not find netns with fd: 2000
[  454.324127] Cannot link a netdevsim to itself
[  454.324175] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).