[ 1043.734771][T12763] netdevsim netdevsim339 eni339np1: renamed from eth0
[ 1043.836626][T12760] netdevsim netdevsim591 eni591np1: renamed from eth1
[ 1045.711091][T12755] Could not find device with ifindex 2000 in netnsfd 11
[ 1045.719007][T12755] Could not find netns with fd: 2000
[ 1045.720101][T12755] Cannot link a netdevsim to itself
[ 1045.720924][T12755] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).