[ 1024.402794][T12069] netdevsim netdevsim448 eni448np1: renamed from eth0
[ 1024.509902][T12070] netdevsim netdevsim599 eni599np1: renamed from eth1
[ 1026.315682][T12553] Could not find device with ifindex 2000 in netnsfd 11
[ 1026.316664][T12553] Could not find netns with fd: 2000
[ 1026.317337][T12553] Cannot link a netdevsim to itself
[ 1026.318136][T12553] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).