[ 1022.317377][T12585] netdevsim netdevsim348 eni348np1: renamed from eth0
[ 1022.433376][T12584] netdevsim netdevsim619 eni619np1: renamed from eth1
[ 1024.252419][T12577] Could not find device with ifindex 2000 in netnsfd 11
[ 1024.253434][T12577] Could not find netns with fd: 2000
[ 1024.254111][T12577] Cannot link a netdevsim to itself
[ 1024.254853][T12577] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).