[ 1230.018522][T11136] netdevsim netdevsim601 eni601np1: renamed from eth1
[ 1230.034127][T11137] netdevsim netdevsim330 eni330np1: renamed from eth0
[ 1233.326052][T11129] Could not find device with ifindex 2000 in netnsfd 11
[ 1233.326771][T11129] Could not find netns with fd: 2000
[ 1233.327306][T11129] Cannot link a netdevsim to itself
[ 1233.327985][T11129] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).