[ 1044.774479][T12653] netdevsim netdevsim373 eni373np1: renamed from eth0
[ 1044.875102][T12651] netdevsim netdevsim649 eni649np1: renamed from eth1
[ 1046.691741][T12645] Could not find device with ifindex 2000 in netnsfd 11
[ 1046.693051][T12645] Could not find netns with fd: 2000
[ 1046.694099][T12645] Cannot link a netdevsim to itself
[ 1046.695300][T12645] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).