[ 1305.198953][T11139] netdevsim netdevsim407 eni407np1: renamed from eth0
[ 1305.220394][T11137] netdevsim netdevsim514 eni514np1: renamed from eth1
[ 1308.972953][T11131] Could not find device with ifindex 2000 in netnsfd 11
[ 1308.973716][T11131] Could not find netns with fd: 2000
[ 1308.974310][T11131] Cannot link a netdevsim to itself
[ 1308.974986][T11131] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).