[ 1041.453896][T12646] netdevsim netdevsim488 eni488np1: renamed from eth0
[ 1041.567804][T12643] netdevsim netdevsim749 eni749np1: renamed from eth1
[ 1043.462204][T12723] Could not find device with ifindex 2000 in netnsfd 11
[ 1043.463429][T12723] Could not find netns with fd: 2000
[ 1043.464636][T12723] Cannot link a netdevsim to itself
[ 1043.465454][T12723] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).