[ 1020.582747][T12128] netdevsim netdevsim422 eni422np1: renamed from eth0
[ 1020.683626][T12129] netdevsim netdevsim654 eni654np1: renamed from eth1
[ 1022.487588][T12621] Could not find device with ifindex 2000 in netnsfd 11
[ 1022.488560][T12621] Could not find netns with fd: 2000
[ 1022.489202][T12621] Cannot link a netdevsim to itself
[ 1022.489980][T12621] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).