[ 1265.931303][T12846] netdevsim netdevsim683 eni683np1: renamed from eth1
[ 1266.073426][T12849] netdevsim netdevsim332 eni332np1: renamed from eth0
[ 1268.759360][T12836] Could not find device with ifindex 2000 in netnsfd 11
[ 1268.761862][T12836] Could not find netns with fd: 2000
[ 1268.762943][T12836] Cannot link a netdevsim to itself
[ 1268.764001][T12836] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).