[ 1027.401814][T12582] netdevsim netdevsim683 eni683np1: renamed from eth1
[ 1027.489530][T12583] netdevsim netdevsim407 eni407np1: renamed from eth0
[ 1029.494808][T12575] Could not find device with ifindex 2000 in netnsfd 11
[ 1029.495775][T12575] Could not find netns with fd: 2000
[ 1029.496435][T12575] Cannot link a netdevsim to itself
[ 1029.497248][T12575] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).