[ 1232.498832][T11140] netdevsim netdevsim290 eni290np1: renamed from eth0
[ 1232.619971][T11138] netdevsim netdevsim749 eni749np1: renamed from eth1
[ 1235.799524][T11132] Could not find device with ifindex 2000 in netnsfd 11
[ 1235.800221][T11132] Could not find netns with fd: 2000
[ 1235.800937][T11132] Cannot link a netdevsim to itself
[ 1235.801625][T11132] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).