[ 1259.708787][T12787] netdevsim netdevsim667 eni667np1: renamed from eth1
[ 1259.779877][T12790] netdevsim netdevsim335 eni335np1: renamed from eth0
[ 1262.503588][T12778] Could not find device with ifindex 2000 in netnsfd 11
[ 1262.504775][T12778] Could not find netns with fd: 2000
[ 1262.514040][T12778] Cannot link a netdevsim to itself
[ 1262.515562][T12778] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).