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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"parallel/test-internal-util-construct-sab fails on 32-bit","articleBody":"### Version\n\n24.13.0\n\n### Platform\n\n```text\nlinux debian 14 (unstable) i686, armhf\n```\n\n### Subsystem\n\ntests\n\n### What steps will reproduce the bug?\n\nnode test/parallel/test-internal-util-construct-sab.js\n\n### How often does it reproduce? Is there a required condition?\n\nAlways fail on 32-bits arch\n\n### What is the expected behavior? Why is that the expected behavior?\n\nNo failure\n\n### What do you see instead?\n\nnot ok 2047 parallel/test-internal-util-construct-sab\n  ---\n  duration_ms: 212.01600\n  severity: fail\n  exitcode: 1\n  stack: |-\n    /tmp/tmp.12E6MOvs2i.nodejs/test/parallel/test-internal-util-construct-sab.js:13\n      assert(isSharedArrayBuffer(constructSharedArrayBuffer(length)));\n                                 ^\n    \n    RangeError: Invalid array buffer length\n\n### Additional information\n\nI suppose 2 ** 32 is not a valid array buffer length on 32-bits architectures","author":{"url":"https://github.com/kapouer","@type":"Person","name":"kapouer"},"datePublished":"2026-01-14T08:33:20.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":2},"url":"https://github.com/61377/node/issues/61377"}