[ 1236.891616][T12618] netdevsim netdevsim266 eni266np1: renamed from eth0
[ 1236.995365][T12616] netdevsim netdevsim624 eni624np1: renamed from eth1
[ 1239.662629][T12606] Could not find device with ifindex 2000 in netnsfd 11
[ 1239.663958][T12606] Could not find netns with fd: 2000
[ 1239.664949][T12606] Cannot link a netdevsim to itself
[ 1239.666143][T12606] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).