[  521.993284] netdevsim netdevsim292 eni292np1: renamed from eth0
[  522.089078] netdevsim netdevsim580 eni580np1: renamed from eth1
[  522.356136] Could not find device with ifindex 2000 in netnsfd 11
[  522.356362] Could not find netns with fd: 2000
[  522.356472] Cannot link a netdevsim to itself
[  522.356600] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).