[ 1316.407606][T12057] netdevsim netdevsim684 eni684np1: renamed from eth1
[ 1316.431515][T12058] netdevsim netdevsim305 eni305np1: renamed from eth0
[ 1320.270660][T12050] Could not find device with ifindex 2000 in netnsfd 11
[ 1320.271574][T12050] Could not find netns with fd: 2000
[ 1320.279778][T12050] Cannot link a netdevsim to itself
[ 1320.280940][T12050] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).