[ 1257.888453][T12787] netdevsim netdevsim326 eni326np1: renamed from eth0
[ 1257.978603][T12784] netdevsim netdevsim561 eni561np1: renamed from eth1
[ 1260.685133][T12776] Could not find device with ifindex 2000 in netnsfd 11
[ 1260.686350][T12776] Could not find netns with fd: 2000
[ 1260.687306][T12776] Cannot link a netdevsim to itself
[ 1260.688442][T12776] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).