[ 1243.682638][T12775] netdevsim netdevsim272 eni272np1: renamed from eth0
[ 1243.830808][T12772] netdevsim netdevsim759 eni759np1: renamed from eth1
[ 1246.398335][T12768] Could not find device with ifindex 2000 in netnsfd 11
[ 1246.399524][T12768] Could not find netns with fd: 2000
[ 1246.400424][T12768] Cannot link a netdevsim to itself
[ 1246.411626][T12768] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).