[ 1247.343129][T11140] netdevsim netdevsim388 eni388np1: renamed from eth0
[ 1247.365768][T11141] netdevsim netdevsim551 eni551np1: renamed from eth1
[ 1250.861948][T11132] Could not find device with ifindex 2000 in netnsfd 11
[ 1250.862702][T11132] Could not find netns with fd: 2000
[ 1250.863627][T11132] Cannot link a netdevsim to itself
[ 1250.864340][T11132] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).