[ 1229.977928][T11148] netdevsim netdevsim751 eni751np1: renamed from eth1
[ 1230.011461][T11149] netdevsim netdevsim385 eni385np1: renamed from eth0
[ 1233.105213][T11141] Could not find device with ifindex 2000 in netnsfd 11
[ 1233.105910][T11141] Could not find netns with fd: 2000
[ 1233.106473][T11141] Cannot link a netdevsim to itself
[ 1233.107152][T11141] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).