[ 1277.177322][T12619] netdevsim netdevsim481 eni481np1: renamed from eth0
[ 1277.297929][T12617] netdevsim netdevsim674 eni674np1: renamed from eth1
[ 1280.203986][T12607] Could not find device with ifindex 2000 in netnsfd 11
[ 1280.206091][T12607] Could not find netns with fd: 2000
[ 1280.208109][T12607] Cannot link a netdevsim to itself
[ 1280.209911][T12607] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).