[ 1289.109705][T12848] netdevsim netdevsim762 eni762np1: renamed from eth1
[ 1289.232594][T12852] netdevsim netdevsim259 eni259np1: renamed from eth0
[ 1291.873521][T12839] Could not find device with ifindex 2000 in netnsfd 11
[ 1291.875137][T12839] Could not find netns with fd: 2000
[ 1291.877981][T12839] Cannot link a netdevsim to itself
[ 1291.879135][T12839] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).