[ 1287.900274][T12851] netdevsim netdevsim525 eni525np1: renamed from eth1
[ 1287.944779][T12854] netdevsim netdevsim303 eni303np1: renamed from eth0
[ 1290.684848][T12841] Could not find device with ifindex 2000 in netnsfd 11
[ 1290.686513][T12841] Could not find netns with fd: 2000
[ 1290.687409][T12841] Cannot link a netdevsim to itself
[ 1290.688512][T12841] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).