[  483.355415] netdevsim netdevsim492 eni492np1: renamed from eth0
[  483.457659] netdevsim netdevsim513 eni513np1: renamed from eth1
[  483.846953] Could not find device with ifindex 2000 in netnsfd 11
[  483.847134] Could not find netns with fd: 2000
[  483.847227] Cannot link a netdevsim to itself
[  483.847361] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).