[ 1225.011799][T11134] netdevsim netdevsim409 eni409np1: renamed from eth0
[ 1225.028325][T11132] netdevsim netdevsim659 eni659np1: renamed from eth1
[ 1228.287562][T11126] Could not find device with ifindex 2000 in netnsfd 11
[ 1228.288355][T11126] Could not find netns with fd: 2000
[ 1228.288944][T11126] Cannot link a netdevsim to itself
[ 1228.289691][T11126] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).