[ 1233.564715][T11153] netdevsim netdevsim348 eni348np1: renamed from eth0
[ 1233.690327][T11152] netdevsim netdevsim601 eni601np1: renamed from eth1
[ 1237.220609][T11145] Could not find device with ifindex 2000 in netnsfd 11
[ 1237.221712][T11145] Could not find netns with fd: 2000
[ 1237.222632][T11145] Cannot link a netdevsim to itself
[ 1237.224206][T11145] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).