[ 1021.756828][T12058] netdevsim netdevsim725 eni725np1: renamed from eth1
[ 1021.839222][T12059] netdevsim netdevsim385 eni385np1: renamed from eth0
[ 1023.656866][T12668] Could not find device with ifindex 2000 in netnsfd 11
[ 1023.657875][T12668] Could not find netns with fd: 2000
[ 1023.658552][T12668] Cannot link a netdevsim to itself
[ 1023.659351][T12668] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).