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ci: Doc ASLR workaround for sanitizer tasks

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MarcoFalke
2025-10-22 09:17:36 +02:00
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ci/README.md
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@@ -20,6 +20,14 @@ requires `bash`, `docker`, and `python3` to be installed. To run on different ar
sudo apt install bash docker.io python3 qemu-user-static
```
For some sanitizer builds, the kernel's address-space layout randomization
(ASLR) entropy can cause sanitizer shadow memory mappings to fail. When running
the CI locally you may need to reduce that entropy by running:
```
sudo sysctl -w vm.mmap_rnd_bits=28
```
It is recommended to run the ci system in a clean env. To run the test stage
with a specific configuration,