[ 1029.129831][T12727] netdevsim netdevsim680 eni680np1: renamed from eth1
[ 1029.149392][T12676] netdevsim netdevsim494 eni494np1: renamed from eth0
[ 1030.970696][T12720] Could not find device with ifindex 2000 in netnsfd 11
[ 1030.971799][T12720] Could not find netns with fd: 2000
[ 1030.972730][T12720] Cannot link a netdevsim to itself
[ 1030.973667][T12720] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).