[  809.508609][T14634] netdevsim netdevsim257 eni257np1: renamed from eth0
[  809.534728][T14636] netdevsim netdevsim524 eni524np1: renamed from eth1
[  810.140755][T14622] Could not find device with ifindex 2000 in netnsfd 11
[  810.141539][T14622] Could not find netns with fd: 2000
[  810.141937][T14622] Cannot link a netdevsim to itself
[  810.142362][T14622] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).