[ 1266.221255][T12745] netdevsim netdevsim696 eni696np1: renamed from eth1
[ 1266.247411][T12748] netdevsim netdevsim305 eni305np1: renamed from eth0
[ 1268.768167][T12736] Could not find device with ifindex 2000 in netnsfd 11
[ 1268.770253][T12736] Could not find netns with fd: 2000
[ 1268.771180][T12736] Cannot link a netdevsim to itself
[ 1268.772546][T12736] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).