[ 1032.354413][T12590] netdevsim netdevsim397 eni397np1: renamed from eth0
[ 1032.368858][T12656] netdevsim netdevsim519 eni519np1: renamed from eth1
[ 1034.188237][T12735] Could not find device with ifindex 2000 in netnsfd 11
[ 1034.189209][T12735] Could not find netns with fd: 2000
[ 1034.189863][T12735] Cannot link a netdevsim to itself
[ 1034.190703][T12735] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).