[ 1348.772128][T12056] netdevsim netdevsim536 eni536np1: renamed from eth1
[ 1348.782551][T12058] netdevsim netdevsim350 eni350np1: renamed from eth0
[ 1352.370689][T12050] Could not find device with ifindex 2000 in netnsfd 11
[ 1352.371466][T12050] Could not find netns with fd: 2000
[ 1352.372349][T12050] Cannot link a netdevsim to itself
[ 1352.373238][T12050] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).