[ 1237.517716][T11137] netdevsim netdevsim735 eni735np1: renamed from eth1
[ 1237.528932][T11139] netdevsim netdevsim392 eni392np1: renamed from eth0
[ 1240.923818][T11131] Could not find device with ifindex 2000 in netnsfd 11
[ 1240.924605][T11131] Could not find netns with fd: 2000
[ 1240.925208][T11131] Cannot link a netdevsim to itself
[ 1240.926026][T11131] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).