gnome-shell crashed with SIGSEGV in on_swap_buffer_update_result() from on_swap_buffer_update_result() from flush_callbacks() from callback_idle() from g_main_dispatch()

[errors.ubuntu.com bug bridge]

The Ubuntu Error Tracker has been receiving reports about a problem regarding gnome-shell. This problem was most recently seen with package version 44.0-2ubuntu3, the problem page at https://errors.ubuntu.com/problem/25d29dc8989c98e49b3e39291a1d7299932996ab contains more details, including versions of packages affected, stacktrace or traceback, and individual crash reports.
If you do not have access to the Ubuntu Error Tracker and are a software developer, you can request it at http://forms.canonical.com/reports/.

[Daniel van Vugt (vanvugt)]

Tracked and fixed upstream in:
https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1441#note_1731613

[Daniel van Vugt (vanvugt)]

The fix will be in the 44.2 update (providing we remember to refresh the triple buffering patch):
https://gitlab.gnome.org/Community/Ubuntu/mutter/-/commits/triple-buffering-v4-44/

[Launchpad Janitor (janitor)]

This bug was fixed in the package mutter - 44.2-1ubuntu1

---------------
mutter (44.2-1ubuntu1) mantic; urgency=medium

  * Merge with Debian. Remaining changes:
    - Add x11-Add-support-for-fractional-scaling-using-Randr.patch
    - Add window-Add-ability-to-override-the-edge-constraints.patch
      + Make possible for extensions (such as Tiling Assistant) to override
        window constraints

mutter (44.2-1) experimental; urgency=medium

  [ Jeremy Bícha ]
  * New upstream release (LP: #2022951)
    - Fix drag and drop for Qt applications (LP: #2013235)
  * Drop display-Set-compositor-selection-earlier patch: applied in new release
  * Try dropping 2 of our flaky tests patches

  [ Daniel van Vugt ]
  * Update triple buffering patch to avoid NULL dereference on resume
    from suspend (LP: #2020652)

 -- Jeremy Bícha <email address hidden> Mon, 05 Jun 2023 12:48:09 -0400

[Jeremy Bícha (jbicha)]

We are working on getting mutter 44.2 with this update to the triple buffering patch into Ubuntu 23.04.

I was unable to easily duplicate this crash in my testing so I am not mentioning this bug in the debian/changelog. We need clear test cases for bugs in Stable Release Update changelogs.