[ 1303.763861][T13019] netdevsim netdevsim531 eni531np1: renamed from eth1
[ 1303.770919][T13021] netdevsim netdevsim428 eni428np1: renamed from eth0
[ 1306.664835][T13008] Could not find device with ifindex 2000 in netnsfd 11
[ 1306.667387][T13008] Could not find netns with fd: 2000
[ 1306.668716][T13008] Cannot link a netdevsim to itself
[ 1306.669898][T13008] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).