Visibility bug in tuple lock

Title

CI (CFBot)

Summary

Stats (from CFBot)

Patch version: v4, Patch count: 1, First patch: +236−16, All patches: +236−16

Topic

Bug Fixes

Tags

Bugfix

Created

2025-11-25 15:08:25

Last modified

2025-11-25 15:08:26 (3 weeks ago)

Latest email

2025-12-17 17:14:47 (13 hours ago)

Status

PG19-4 (2026-01-01 – 2026-01-31): Needs review

Target version

Authors

David Geier (geidav)

Reviewers

Heikki Linnakangas (heikki)Become reviewer

Committer

Links

Emails

Visibility bug in tuple lock: First at 2025-10-13 07:48:45 by Jasper Smit <jbsmit at gmail.com>
Latest at 2025-12-17 20:05:50 by Heikki Linnakangas <hlinnaka at iki.fi>
Latest attachment (v4-0001-Fix-bug-in-following-update-chain-when-locking-a-.patch) at 2025-12-17 20:05:50 from Heikki Linnakangas <hlinnaka at iki.fi>
    Attachment (v4-0001-Fix-bug-in-following-update-chain-when-locking-a-.patch) at 2025-12-17 20:05:50 from Heikki Linnakangas <hlinnaka at iki.fi> (Patch: Yes)
    Attachment (v3-0001-Fix-bug-in-following-update-chain-when-locking-a-.patch) at 2025-12-15 19:52:29 from Heikki Linnakangas <hlinnaka at iki.fi> (Patch: Yes)
    Attachment (v2-0002-Fix-the-bug-with-priorXmax.patch) at 2025-12-12 13:19:29 from Jasper Smit <jbsmit at gmail.com> (Patch: Yes)
    Attachment (v1-0001-Add-repro-for-heap-locking-visibility-bug-as-a-ta.patch) at 2025-12-11 16:30:35 from Heikki Linnakangas <hlinnaka at iki.fi> (Patch: Yes)
    Attachment (stacktrace.txt) at 2025-10-13 07:48:45 from Jasper Smit <jbsmit at gmail.com> (Patch: No)

History

When	Who	What
2025-12-11 17:05:44	Heikki Linnakangas (heikki)	Added heikki as reviewer
2025-11-25 15:08:26	David Geier (geidav)	Attached mail thread CAOG+RQ74x0q=kgBBQ=mezuvOeZBfSxM1qu_o0V28bwDz3dHxLw@mail.gmail.com
2025-11-25 15:08:26	David Geier (geidav)	Created patch record