[ 1231.346951][T12783] netdevsim netdevsim526 eni526np1: renamed from eth1
[ 1231.465774][T12785] netdevsim netdevsim478 eni478np1: renamed from eth0
[ 1234.052875][T12772] Could not find device with ifindex 2000 in netnsfd 11
[ 1234.054024][T12772] Could not find netns with fd: 2000
[ 1234.054906][T12772] Cannot link a netdevsim to itself
[ 1234.056762][T12772] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).