Fix rare checksum failure in EXEC_BACKEND LocalProcessControlFile()

Title

Topic

Bug Fixes

Created

2024-07-15 03:36:36

Last modified

2024-10-05 09:31:08 (1 month ago)

Latest email

2024-07-30 23:54:55 (3 months ago)

Status

2024-11: Waiting on Author

2024-09: Moved to next CF

Target version

Authors

Thomas Munro (macdice)

Reviewers

Noah Misch (nmisch)Become reviewer

Committer

Links

Checkout latest CFbot patchset

Go to your local checkout of the PostgreSQL repository and run:

git remote add commitfest https://github.com/postgresql-cfbot/postgresql.git
git fetch commitfest cf/5124
git checkout commitfest/cf/5124

Emails

race condition when writing pg_control: First at 2020-05-04 17:44:21 by "Bossart, Nathan" <bossartn at amazon.com>
Latest at 2024-07-30 23:54:55 by Noah Misch <noah at leadboat.com>
Latest attachment (v1-0001-Fix-pg_control-corruption-in-EXEC_BACKEND-startup.patch) at 2024-05-18 05:29:12 from Thomas Munro <thomas.munro at gmail.com>
    Attachment (v1-0001-Fix-pg_control-corruption-in-EXEC_BACKEND-startup.patch) at 2024-05-18 05:29:12 from Thomas Munro <thomas.munro at gmail.com> (Patch: Yes)
    Attachment (0003-Assert-that-ControlFileLock-is-held-within-UpdateCon.patch) at 2020-05-31 21:11:35 from "Bossart, Nathan" <bossartn at amazon.com> (Patch: Yes)
    Attachment (v1-0001-Assert-that-ControlFileLock-is-held-exclusively-i.patch) at 2020-05-26 19:30:54 from "Bossart, Nathan" <bossartn at amazon.com> (Patch: Yes)
    Attachment (0001-Fix-race-condition-that-could-corrupt-pg_control.patch) at 2020-05-22 04:51:47 from Thomas Munro <thomas.munro at gmail.com> (Patch: Yes)
    Attachment (v1-0001-Prevent-race-condition-when-writing-pg_control.patch) at 2020-05-04 17:44:21 from "Bossart, Nathan" <bossartn at amazon.com> (Patch: Yes)

History

When	Who	What
2024-10-05 09:31:08	Andrey Borodin (x4m)	Closed in commitfest 2024-09 with status: Moved to next CF
2024-08-19 23:10:55	Noah Misch (nmisch)	New status: Waiting on Author
2024-07-15 03:36:53	Thomas Munro (macdice)	Changed reviewers to Noah Misch (nmisch)
2024-07-15 03:36:53	Thomas Munro (macdice)	Changed authors to Thomas Munro (macdice)
2024-07-15 03:36:36	Thomas Munro (macdice)	Attached mail thread 70BF24D6-DC51-443F-B55A-95735803842A@amazon.com
2024-07-15 03:36:36	Thomas Munro (macdice)	Created patch record