[ 1037.512155][T12577] netdevsim netdevsim678 eni678np1: renamed from eth1
[ 1037.603453][T12579] netdevsim netdevsim316 eni316np1: renamed from eth0
[ 1039.658670][T12571] Could not find device with ifindex 2000 in netnsfd 11
[ 1039.659774][T12571] Could not find netns with fd: 2000
[ 1039.660505][T12571] Cannot link a netdevsim to itself
[ 1039.661320][T12571] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).