[ 1044.232180][T12075] netdevsim netdevsim329 eni329np1: renamed from eth0
[ 1044.337446][T12137] netdevsim netdevsim538 eni538np1: renamed from eth1
[ 1046.071869][T12564] Could not find device with ifindex 2000 in netnsfd 11
[ 1046.072840][T12564] Could not find netns with fd: 2000
[ 1046.073496][T12564] Cannot link a netdevsim to itself
[ 1046.074226][T12564] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).