This bug was fixed in the package mutter - 42.2-1ubuntu1

---------------
mutter (42.2-1ubuntu1) kinetic; urgency=medium

  * Merge from Debian unstable. Remaining changes:
    - Add triple-buffering patch
    - Add x11-Add-support-for-fractional-scaling-using-Randr.patch:
      + X11: Add support for fractional scaling using Randr
    - Add ubuntu/wayland-data-device-Allow-any-drag-timestamp....patch
      + Allow any drag timestamp as drag start serial
    - Add backends-native-kms-crtc-Don-t-compare-gamma-values-on-un.patch
      + Avoid memory errors when comparing gamma values
    - Add monitor-manager-Ensure-monitors-settings-after-backend-ha.patch
      + Ensure privacy screen settings are applied on startup
    - Add patches from GNOME !2364
      + Fix X11 selection related crash when Xwayland died
    - debian/libmutter-10-0.symbols: Add symbols for triple buffering patch
  * Refresh patches
  * Drop privacy screen settings patch: applied in new release

mutter (42.2-1) unstable; urgency=medium

  * New upstream release (LP: #1976381)
    - Fix crash when restarting GNOME Shell on Xorg (LP: #1969893)

 -- Jeremy Bicha <[email protected]>  Wed, 01 Jun 2022 08:08:58 -0400

** Changed in: mutter (Ubuntu)
       Status: Fix Committed => Fix Released

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https://bugs.launchpad.net/bugs/1969893

Title:
  gnome-shell crashes with SIGSEGV just after logging "JS ERROR:
  TypeError: window is null" from _destroyWindow()
  [windowManager.js:1543:9]

Status in GNOME Shell:
  Unknown
Status in mutter package in Ubuntu:
  Fix Released
Status in mutter source package in Jammy:
  Triaged

Bug description:
  gnome-shell crashes with SIGSEGV just after logging:

  gnome-shell[3117]: JS ERROR: TypeError: window is null
  _destroyWindow@resource:///org/gnome/shell/ui/windowManager.js:1543:9
  _initializeUI/<@resource:///org/gnome/shell/ui/main.js:260:16

  Examples:

  https://errors.ubuntu.com/oops/96ee1700-c208-11ec-a3de-fa163ef35206
  https://errors.ubuntu.com/oops/e97480f0-c1bc-11ec-a3d8-fa163ef35206
  https://errors.ubuntu.com/oops/aa5bf652-d517-11ec-9aa3-fa163e55efd0

  Tracking in:

  https://errors.ubuntu.com/problem/eb1d2411708c44f1299f717f5a9c19c03cf80470
  ^^^ this is the second most common gnome-shell crash on errors.ubuntu.com

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