[ 1231.812665][T11135] netdevsim netdevsim731 eni731np1: renamed from eth1
[ 1231.927611][T11136] netdevsim netdevsim331 eni331np1: renamed from eth0
[ 1235.226382][T11128] Could not find device with ifindex 2000 in netnsfd 11
[ 1235.227115][T11128] Could not find netns with fd: 2000
[ 1235.227683][T11128] Cannot link a netdevsim to itself
[ 1235.228705][T11128] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).