[ 1034.663023][T12754] netdevsim netdevsim271 eni271np1: renamed from eth0
[ 1034.761543][T12752] netdevsim netdevsim707 eni707np1: renamed from eth1
[ 1036.538891][T12746] Could not find device with ifindex 2000 in netnsfd 11
[ 1036.539863][T12746] Could not find netns with fd: 2000
[ 1036.540557][T12746] Cannot link a netdevsim to itself
[ 1036.541363][T12746] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).