[ 1310.672788][T12070] netdevsim netdevsim311 eni311np1: renamed from eth0
[ 1310.773574][T12068] netdevsim netdevsim557 eni557np1: renamed from eth1
[ 1314.178989][T12062] Could not find device with ifindex 2000 in netnsfd 11
[ 1314.179793][T12062] Could not find netns with fd: 2000
[ 1314.180388][T12062] Cannot link a netdevsim to itself
[ 1314.181129][T12062] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).