[  475.638083] netdevsim netdevsim342 eni342np1: renamed from eth0
[  475.638568] netdevsim netdevsim755 eni755np1: renamed from eth1
[  475.738577] Could not find device with ifindex 2000 in netnsfd 11
[  475.738660] Could not find netns with fd: 2000
[  475.738702] Cannot link a netdevsim to itself
[  475.738754] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).