[ 1309.192602][T11133] netdevsim netdevsim472 eni472np1: renamed from eth0
[ 1309.200293][T11131] netdevsim netdevsim733 eni733np1: renamed from eth1
[ 1312.987906][T11125] Could not find device with ifindex 2000 in netnsfd 11
[ 1312.988755][T11125] Could not find netns with fd: 2000
[ 1312.989393][T11125] Cannot link a netdevsim to itself
[ 1312.991389][T11125] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).