[ 1246.694648][T11132] netdevsim netdevsim674 eni674np1: renamed from eth1
[ 1246.710353][T11133] netdevsim netdevsim501 eni501np1: renamed from eth0
[ 1249.965972][T11125] Could not find device with ifindex 2000 in netnsfd 11
[ 1249.966636][T11125] Could not find netns with fd: 2000
[ 1249.967196][T11125] Cannot link a netdevsim to itself
[ 1249.967854][T11125] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).