[ 1212.173974][T12780] netdevsim netdevsim291 eni291np1: renamed from eth0
[ 1212.198496][T12781] netdevsim netdevsim583 eni583np1: renamed from eth1
[ 1214.675279][T12773] Could not find device with ifindex 2000 in netnsfd 11
[ 1214.677192][T12773] Could not find netns with fd: 2000
[ 1214.678663][T12773] Cannot link a netdevsim to itself
[ 1214.680659][T12773] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).