[ 1221.099651][T11131] netdevsim netdevsim629 eni629np1: renamed from eth1
[ 1221.104860][T11133] netdevsim netdevsim374 eni374np1: renamed from eth0
[ 1224.333701][T11125] Could not find device with ifindex 2000 in netnsfd 11
[ 1224.339296][T11125] Could not find netns with fd: 2000
[ 1224.339949][T11125] Cannot link a netdevsim to itself
[ 1224.340695][T11125] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).