[ 1315.949287][T13037] netdevsim netdevsim316 eni316np1: renamed from eth0
[ 1316.066501][T13036] netdevsim netdevsim541 eni541np1: renamed from eth1
[ 1318.693381][T13024] Could not find device with ifindex 2000 in netnsfd 11
[ 1318.695217][T13024] Could not find netns with fd: 2000
[ 1318.696151][T13024] Cannot link a netdevsim to itself
[ 1318.697241][T13024] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).