[  477.999611] netdevsim netdevsim289 eni289np1: renamed from eth0
[  478.101435] netdevsim netdevsim758 eni758np1: renamed from eth1
[  478.384869] Could not find device with ifindex 2000 in netnsfd 11
[  478.385013] Could not find netns with fd: 2000
[  478.385090] Cannot link a netdevsim to itself
[  478.385180] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).