[ 1239.568566][T11134] netdevsim netdevsim517 eni517np1: renamed from eth1
[ 1239.617328][T11136] netdevsim netdevsim447 eni447np1: renamed from eth0
[ 1242.955130][T11128] Could not find device with ifindex 2000 in netnsfd 11
[ 1242.955879][T11128] Could not find netns with fd: 2000
[ 1242.956568][T11128] Cannot link a netdevsim to itself
[ 1242.957360][T11128] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).