uml

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Flag format: hitcon{...}

UML

$ git submodule status
 a2547651bc896f95a3680a6a0a27401e7c7a1080 linux (v5.15.6)
$ make ARCH=um defconfig
$ make ARCH=um
$ strip -s linux

A tiny hint for you:

$ tree -L 1
.
├── flag-<hash of flag>
├── fs
├── linux
└── run.sh

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