[ 1244.976509][T11147] netdevsim netdevsim443 eni443np1: renamed from eth0
[ 1244.995366][T11146] netdevsim netdevsim703 eni703np1: renamed from eth1
[ 1248.386447][T11139] Could not find device with ifindex 2000 in netnsfd 11
[ 1248.387138][T11139] Could not find netns with fd: 2000
[ 1248.387674][T11139] Cannot link a netdevsim to itself
[ 1248.388380][T11139] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).