[ 1312.057400][T12059] netdevsim netdevsim506 eni506np1: renamed from eth0
[ 1312.069418][T12058] netdevsim netdevsim761 eni761np1: renamed from eth1
[ 1315.643847][T12051] Could not find device with ifindex 2000 in netnsfd 11
[ 1315.644616][T12051] Could not find netns with fd: 2000
[ 1315.645219][T12051] Cannot link a netdevsim to itself
[ 1315.645937][T12051] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).