[ 1283.742350][T12882] netdevsim netdevsim503 eni503np1: renamed from eth0
[ 1283.830205][T12880] netdevsim netdevsim762 eni762np1: renamed from eth1
[ 1286.518123][T12869] Could not find device with ifindex 2000 in netnsfd 11
[ 1286.519358][T12869] Could not find netns with fd: 2000
[ 1286.520279][T12869] Cannot link a netdevsim to itself
[ 1286.521399][T12869] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).