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[Backport release-26.05] nixos/malloc: check legacy scudo options exist before use (#533463)

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Sandro 2026-06-30 22:12:36 +00:00 • committed by GitHub
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12
nixos/modules/config/malloc.nix
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@ -142,10 +142,14 @@ in
# so we can warn the user about the change.
legacyOptionsUsed = lib.lists.filter (opt: lib.strings.hasInfix opt scudoOpts) legacyOptionNames;
in
lib.optional (cfg.provider == "scudo" && legacyOptionsUsed != [ ]) ''
environment.variables.SCUDO_OPTIONS: ${lib.concatStringsSep ", " legacyOptionsUsed} is/are no longer valid Scudo options.
Use snake_case instead of CamelCase: https://llvm.org/docs/ScudoHardenedAllocator.html#options
'';
lib.optional
(
config.environment.variables ? SCUDO_OPTIONS && cfg.provider == "scudo" && legacyOptionsUsed != [ ]
)
''
environment.variables.SCUDO_OPTIONS: ${lib.concatStringsSep ", " legacyOptionsUsed} is/are no longer valid Scudo options.
Use snake_case instead of CamelCase: https://llvm.org/docs/ScudoHardenedAllocator.html#options
'';
environment.etc."ld-nix.so.preload".text = ''
${providerLibPath}