RFR: 8369393: NMT: poison the malloc header and footer under ASAN build [v2]

[Thomas Stuefe]

On Fri, 16 Jan 2026 10:53:37 GMT, Afshin Zafari <azafari at openjdk.org> wrote:

> Dear @tstuefe, After your last comments on the previous version of this change, I have re-implemented the poisoning in a way aligned to your concerns. Please have a look and let me know if something is missed or can be improved. TIA

Hi @afshin-zafari , I currently do not have the bandwidth to review this in depth. At first glance, omitting the integrity checks for ASAN is better, thanks for that. I don't want to hold this PR up. If @jdksjolen is fine with this change, that is good to me too.

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PR Comment: https://git.openjdk.org/jdk/pull/28503#issuecomment-3760192312