BUG #19382: Server crash at __nss_database_lookup

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ID 6449
Title BUG #19382: Server crash at __nss_database_lookup
CI (CFBot) Summary
Stats (from CFBot) Patch count: 4, First patch: +520−2, All patches: +906−1
Tags Bugfix Security
Created 2026-02-02 21:43:07
Last modified 2026-08-01 00:00:09 (1 week ago)
Latest email 2026-07-16 06:23:39 (3 weeks ago)
Status
PG20-2 (2026-09-01 – 2026-09-30): Ready for Committer
PG20-1 (2026-07-01 – 2026-07-31): Moved to different CF
PG19-Final (2026-03-01 – 2026-04-09): Moved to different CF
Target version 20
Authors Surya Poondla (spoondla)
Reviewers Become reviewer
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BUG #19382: Server crash at __nss_database_lookup
First at 2026-01-20 05:02:19 by PG Bug reporting form <noreply at postgresql.org>
Latest at 2026-07-16 06:23:39 by Zsolt Parragi <zsolt.parragi at percona.com>
Latest attachment (v12_003-Cover-generic-RECORD-variables-in-ALTER-TYPE-detecti.patch) at 2026-07-15 22:16:35 from surya poondla <suryapoondla4 at gmail.com>
    Attachment (v12_003-Cover-generic-RECORD-variables-in-ALTER-TYPE-detecti.patch) at 2026-07-15 22:16:35 from surya poondla <suryapoondla4 at gmail.com> (Patch: No)
    Attachment (v11_002-Refresh-composite-type-snapshot-on-in-place-record-r.patch) at 2026-07-13 20:53:55 from surya poondla <suryapoondla4 at gmail.com> (Patch: Yes)
    Attachment (v10-Fix-bug-19382-server-crash-when-ALTER-TYPE-is-used-m.patch) at 2026-07-07 23:20:55 from surya poondla <suryapoondla4 at gmail.com> (Patch: Yes)
    Attachment (0009-Fix-bug-19382-server-crash-when-ALTER-TYPE-is-used-m.patch) at 2026-06-30 20:50:19 from surya poondla <suryapoondla4 at gmail.com> (Patch: Yes)
    Attachment (0008-Fix-bug-19382-server-crash-when-ALTER-TYPE-is-used-m.patch) at 2026-06-02 23:44:32 from surya poondla <suryapoondla4 at gmail.com> (Patch: Yes)
    Attachment (0007-Fix-bug-19382-server-crash-when-ALTER-TYPE-is-used-m.patch) at 2026-04-23 04:17:29 from surya poondla <suryapoondla4 at gmail.com> (Patch: Yes)
    Attachment (0006-Fix-bug-19382-server-crash-when-ALTER-TYPE-is-used-m.patch) at 2026-04-16 23:20:46 from surya poondla <suryapoondla4 at gmail.com> (Patch: Yes)
    Attachment (0005-Fix-bug-19382-server-crash-when-ALTER-TYPE-is-used-m.patch) at 2026-04-14 23:49:09 from surya poondla <suryapoondla4 at gmail.com> (Patch: Yes)
    Attachment (0005-Fix-bug-19382-server-crash-when-ALTER-TYPE-is-used-m.patch) at 2026-04-09 04:24:06 from surya poondla <suryapoondla4 at gmail.com> (Patch: Yes)
    Attachment (v2026-04-04-0001-Fix-incorrect-results-when-composite-typ.patch) at 2026-04-04 12:42:20 from Andrey Borodin <x4mmm at yandex-team.ru> (Patch: Yes)
    Attachment (0004-Fix-bug-19382-server-crash-when-ALTER-TYPE-is-used-m.patch) at 2026-04-02 23:14:00 from surya poondla <suryapoondla4 at gmail.com> (Patch: Yes)
    Attachment (0003-Fix-bug-19382-server-crash-when-ALTER-TYPE-is-used-m_PG19.patch) at 2026-03-19 05:00:41 from surya poondla <suryapoondla4 at gmail.com> (Patch: Yes)
    Attachment (0003-Fix-bug-19382-server-crash-when-ALTER-TYPE-is-used-m.patch) at 2026-03-16 22:09:06 from surya poondla <suryapoondla4 at gmail.com> (Patch: Yes)
    Attachment (0002-Fix-bug-19382-server-crash-when-ALTER-TYPE-is-used-m.patch) at 2026-02-26 23:55:43 from surya poondla <suryapoondla4 at gmail.com> (Patch: Yes)
    Attachment (0001-Fix-bug-19382-server-crash-when-ALTER-TYPE-is-used-m.patch) at 2026-01-24 01:55:25 from surya poondla <suryapoondla4 at gmail.com> (Patch: Yes)
History
When Who What
2026-08-01 00:00:09 CFbot Moved from CF PG20-1 to CF PG20-2
2026-07-08 20:16:54 Surya Poondla (spoondla) Changed targetversion to 20
2026-06-24 07:35:52 Andrey Borodin (x4m) New status: Ready for Committer
2026-04-10 00:00:06 CFbot Moved from CF PG19-Final to CF PG20-1
2026-02-27 00:16:29 CFbot Patch does not need rebase anymore
2026-02-12 11:34:24 CFbot Patch needs rebase
2026-02-02 21:43:08 Surya Poondla (spoondla) Attached mail thread 19382-4c2060ffee72759b@postgresql.org
2026-02-02 21:43:07 Surya Poondla (spoondla) Created patch record
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