[ 1016.640678][T12481] netdevsim netdevsim310 eni310np1: renamed from eth0
[ 1016.755178][T12480] netdevsim netdevsim739 eni739np1: renamed from eth1
[ 1018.643871][T12473] Could not find device with ifindex 2000 in netnsfd 11
[ 1018.644808][T12473] Could not find netns with fd: 2000
[ 1018.645449][T12473] Cannot link a netdevsim to itself
[ 1018.646197][T12473] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).