[ 1044.349306][T12752] netdevsim netdevsim462 eni462np1: renamed from eth0
[ 1044.467396][T12750] netdevsim netdevsim548 eni548np1: renamed from eth1
[ 1046.455538][T12744] Could not find device with ifindex 2000 in netnsfd 11
[ 1046.457323][T12744] Could not find netns with fd: 2000
[ 1046.458337][T12744] Cannot link a netdevsim to itself
[ 1046.459513][T12744] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).