[ 1225.346260][T11136] netdevsim netdevsim531 eni531np1: renamed from eth1
[ 1225.364443][T11137] netdevsim netdevsim482 eni482np1: renamed from eth0
[ 1228.477405][T11129] Could not find device with ifindex 2000 in netnsfd 11
[ 1228.478104][T11129] Could not find netns with fd: 2000
[ 1228.478948][T11129] Cannot link a netdevsim to itself
[ 1228.480267][T11129] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).