[ 1337.227548][T13030] netdevsim netdevsim642 eni642np1: renamed from eth1
[ 1337.317410][T13032] netdevsim netdevsim298 eni298np1: renamed from eth0
[ 1339.834510][T13019] Could not find device with ifindex 2000 in netnsfd 11
[ 1339.836449][T13019] Could not find netns with fd: 2000
[ 1339.837552][T13019] Cannot link a netdevsim to itself
[ 1339.839027][T13019] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).