[ 1024.470765][T12647] netdevsim netdevsim269 eni269np1: renamed from eth0
[ 1024.487623][T12582] netdevsim netdevsim725 eni725np1: renamed from eth1
[ 1026.180491][T12727] Could not find device with ifindex 2000 in netnsfd 11
[ 1026.181454][T12727] Could not find netns with fd: 2000
[ 1026.182139][T12727] Cannot link a netdevsim to itself
[ 1026.182965][T12727] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).