[ 1374.107424][T13026] netdevsim netdevsim309 eni309np1: renamed from eth0
[ 1374.148160][T13022] netdevsim netdevsim722 eni722np1: renamed from eth1
[ 1377.899457][T13013] Could not find device with ifindex 2000 in netnsfd 11
[ 1377.902629][T13013] Could not find netns with fd: 2000
[ 1377.903655][T13013] Cannot link a netdevsim to itself
[ 1377.904905][T13013] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).