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ABA problem

multithreading computing anomaly when a thread reads a location twice with the same value, so that it looks like nothing has happened, but in fact another thread had changed the value and restored it
Thing general Q275546
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ABA problem

Summary

Key Facts

  • ABA problem's subclass of is recorded as software bug[1].
  • ABA problem's Freebase ID is recorded as /m/03w9mrf[2].
  • ABA problem's facet of is recorded as operating system[3].
  • ABA problem's facet of is recorded as concurrency[4].
  • ABA problem's Microsoft Academic ID is recorded as 190003419[5].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [1] ↑ . wikidata.org.
  2. [2] ↑ . Freebase Data Dumps. wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [4] ↑ . wikidata.org.
  5. [5] ↑ . wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). ABA problem. Retrieved May 7, 2026, from https://4ort.xyz/entity/aba-problem
MLA “ABA problem.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/aba-problem.
BibTeX @misc{4ortxyz_aba-problem_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{ABA problem}}, year = {2026}, url = {https://4ort.xyz/entity/aba-problem}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): ABA problem — https://4ort.xyz/entity/aba-problem (retrieved 2026-05-07)

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