[ 1217.126610][ T9513] netdevsim netdevsim484 eni484np1: renamed from eth0
[ 1217.148804][ T9511] netdevsim netdevsim571 eni571np1: renamed from eth1
[ 1221.128788][ T9505] Could not find device with ifindex 2000 in netnsfd 11
[ 1221.129617][ T9505] Could not find netns with fd: 2000
[ 1221.130285][ T9505] Cannot link a netdevsim to itself
[ 1221.131377][ T9505] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).