[ 1038.547550][T12661] netdevsim netdevsim316 eni316np1: renamed from eth0
[ 1038.666388][T12662] netdevsim netdevsim746 eni746np1: renamed from eth1
[ 1040.595368][T12653] Could not find device with ifindex 2000 in netnsfd 11
[ 1040.596931][T12653] Could not find netns with fd: 2000
[ 1040.598088][T12653] Cannot link a netdevsim to itself
[ 1040.599728][T12653] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).