[ 1337.483721][T12850] netdevsim netdevsim367 eni367np1: renamed from eth0
[ 1337.499963][T12854] netdevsim netdevsim557 eni557np1: renamed from eth1
[ 1340.054118][T12840] Could not find device with ifindex 2000 in netnsfd 11
[ 1340.056358][T12840] Could not find netns with fd: 2000
[ 1340.057350][T12840] Cannot link a netdevsim to itself
[ 1340.058583][T12840] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).