[ 1044.922655][T12127] netdevsim netdevsim322 eni322np1: renamed from eth0
[ 1045.016023][T12068] netdevsim netdevsim671 eni671np1: renamed from eth1
[ 1046.796360][T12550] Could not find device with ifindex 2000 in netnsfd 11
[ 1046.797808][T12550] Could not find netns with fd: 2000
[ 1046.798883][T12550] Cannot link a netdevsim to itself
[ 1046.800125][T12550] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).