[ 1020.236846][T12583] netdevsim netdevsim417 eni417np1: renamed from eth0
[ 1020.339173][T12584] netdevsim netdevsim587 eni587np1: renamed from eth1
[ 1022.333990][T12575] Could not find device with ifindex 2000 in netnsfd 11
[ 1022.334979][T12575] Could not find netns with fd: 2000
[ 1022.335667][T12575] Cannot link a netdevsim to itself
[ 1022.336753][T12575] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).