[ 1236.438442][T12778] netdevsim netdevsim476 eni476np1: renamed from eth0
[ 1236.575121][T12779] netdevsim netdevsim574 eni574np1: renamed from eth1
[ 1239.077604][T12770] Could not find device with ifindex 2000 in netnsfd 11
[ 1239.079428][T12770] Could not find netns with fd: 2000
[ 1239.080878][T12770] Cannot link a netdevsim to itself
[ 1239.082681][T12770] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).