[ 1032.272922][T12678] netdevsim netdevsim688 eni688np1: renamed from eth1
[ 1032.366032][T12728] netdevsim netdevsim390 eni390np1: renamed from eth0
[ 1034.299491][T12723] Could not find device with ifindex 2000 in netnsfd 11
[ 1034.300488][T12723] Could not find netns with fd: 2000
[ 1034.301145][T12723] Cannot link a netdevsim to itself
[ 1034.301908][T12723] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).