fix: AdvancedSQLiteSession clear_session and pop_item metadata leaks#3755

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okaditya84 wants to merge 13 commits into

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okaditya84:fix/advanced-sqlite-clear-pop-metadata

Commits on Jul 9, 2026

Guard the branch pointer against stale switch/create after clear_session
okaditya84
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Skip stale turn-usage writes after pop_item/clear_session
okaditya84
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test: barrier-based interleaving tests for clear/switch/pop ordering
okaditya84
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Merge branch 'main' into fix/advanced-sqlite-clear-pop-metadata
okaditya84
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Invalidate stale usage writes with a turn-usage version counter
okaditya84
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test: ABA regression for usage recorded against a reused turn number
okaditya84
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Scope stale-usage invalidation to the captured turn via a row anchor
okaditya84
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test: usage write survives unrelated branch deletion (invalidation scoping)
okaditya84
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