[ 1038.321024][T12682] netdevsim netdevsim327 eni327np1: renamed from eth0
[ 1038.328687][T12859] netdevsim netdevsim652 eni652np1: renamed from eth1
[ 1040.037141][T12853] Could not find device with ifindex 2000 in netnsfd 11
[ 1040.038232][T12853] Could not find netns with fd: 2000
[ 1040.038884][T12853] Cannot link a netdevsim to itself
[ 1040.039678][T12853] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).