[ 1226.994579][T11142] netdevsim netdevsim753 eni753np1: renamed from eth1
[ 1227.045501][T11141] netdevsim netdevsim292 eni292np1: renamed from eth0
[ 1230.329148][T11135] Could not find device with ifindex 2000 in netnsfd 11
[ 1230.329849][T11135] Could not find netns with fd: 2000
[ 1230.330391][T11135] Cannot link a netdevsim to itself
[ 1230.331069][T11135] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).