[  712.162897][T13182] netdevsim netdevsim275 eni275np1: renamed from eth0
[  712.177668][T13184] netdevsim netdevsim685 eni685np1: renamed from eth1
[  712.799270][T13170] Could not find device with ifindex 2000 in netnsfd 11
[  712.800232][T13170] Could not find netns with fd: 2000
[  712.800765][T13170] Cannot link a netdevsim to itself
[  712.801418][T13170] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).