← WebKit — 2026-W40

0c4284a07df5588ca03abf283e1cf9152ca1666a  Going back to a POST page reports a spurious provisional load failure when the cache-only load misses

not a security fix confidence 0.15 signal score 11.67 Source/WebCore/loader
Classified as not security-relevant.
Triage note: Adds m_isCacheOnlyLoadRetry/takeNavigationID plumbing in DocumentLoader/FrameLoader so the cancellation of a failed cache-only main-resource load is not surfaced to the client as a provisional load failure while the retry continues the same navigation. Pure loader state-machine correctness; no memory-safety or security-relevant policy bug in the diff.
This commit was flagged by the signal scorer and reviewed by AI (not a human). It is listed only so the triage is auditable; there is no root-cause analysis because this is not a vulnerability fix.
Structural signals: smartptr_member_added (+6.47), null_guard (+1.2), msg_medium (+2.0), area:Source/WebCore/loader (+2.0)

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