[ 1233.586759][T11146] netdevsim netdevsim402 eni402np1: renamed from eth0
[ 1233.613569][T11144] netdevsim netdevsim672 eni672np1: renamed from eth1
[ 1236.904640][T11138] Could not find device with ifindex 2000 in netnsfd 11
[ 1236.905422][T11138] Could not find netns with fd: 2000
[ 1236.906071][T11138] Cannot link a netdevsim to itself
[ 1236.907047][T11138] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).