[ 1193.258957][T12673] netdevsim netdevsim756 eni756np1: renamed from eth1
[ 1193.392983][T12675] netdevsim netdevsim405 eni405np1: renamed from eth0
[ 1195.913684][T12668] Could not find device with ifindex 2000 in netnsfd 11
[ 1195.915400][T12668] Could not find netns with fd: 2000
[ 1195.916301][T12668] Cannot link a netdevsim to itself
[ 1195.917355][T12668] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).