This problem also affects me with Zoom. I am also using a Dell Precision 5520 with Intel HD Graphics, and disabling animations in Tweaks / Appearance / Animations fixes the problem for me.
I arrived at this thread by Googling the last few frames in my coredump: ``` $ gdb /usr/bin/gnome-shell -c CoreDump GNU gdb (Ubuntu 8.1-0ubuntu3) 8.1.0.20180409-git Copyright (C) 2018 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html> This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-linux-gnu". Type "show configuration" for configuration details. For bug reporting instructions, please see: <http://www.gnu.org/software/gdb/bugs/>. Find the GDB manual and other documentation resources online at: <http://www.gnu.org/software/gdb/documentation/>. For help, type "help". Type "apropos word" to search for commands related to "word"... Reading symbols from /usr/bin/gnome-shell...(no debugging symbols found)...done. [New LWP 16771] [New LWP 16775] [New LWP 16782] [New LWP 16777] [New LWP 16785] [New LWP 16792] [New LWP 16784] [New LWP 16788] [New LWP 16776] [New LWP 16786] [New LWP 16793] [New LWP 16787] [New LWP 16790] [New LWP 16783] [New LWP 16791] [New LWP 16779] [New LWP 16789] [New LWP 16794] [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". Core was generated by `/usr/bin/gnome-shell'. Program terminated with signal SIGSEGV, Segmentation fault. #0 0x00007f8326767fe0 in meta_window_actor_is_destroyed () from /usr/lib/x86_64-linux-gnu/libmutter-2.so.0 [Current thread is 1 (Thread 0x7f8329125ac0 (LWP 16771))] (gdb) backtrace #0 0x00007f8326767fe0 in meta_window_actor_is_destroyed () at /usr/lib/x86_64-linux-gnu/libmutter-2.so.0 #1 0x00007f8322546dae in ffi_call_unix64 () at /usr/lib/x86_64-linux-gnu/libffi.so.6 #2 0x00007f832254671f in ffi_call () at /usr/lib/x86_64-linux-gnu/libffi.so.6 #3 0x00007f8327221648 in () at /usr/lib/libgjs.so.0 #4 0x00007f8327222f94 in () at /usr/lib/libgjs.so.0 #5 0x00007f831f028f6c in () at /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0 #6 0x00007f831f01bed7 in () at /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0 #7 0x00007f831f0287d6 in () at /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0 #8 0x00007f831f028daf in () at /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0 #9 0x00007f831f029089 in () at /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0 #10 0x00007f831ee190c9 in () at /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0 #11 0x000014a67c2ca3c6 in () #12 0x0000561eaa870a40 in () #13 0x00007ffea8948460 in () #14 0xfff9000000000000 in () #15 0x00007f83203bf8c0 in () at /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0 #16 0x00007f82fc0739a0 in () #17 0x000014a67c49b66b in () #18 0x0000000000006820 in () #19 0x00007f82dac1bba0 in () #20 0x0000000000000000 in () (gdb) ``` I'm happy to help debugging if any other information is needed. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1812527 Title: [bionic][regression] gnome-shell crashes with SIGSEGV in meta_window_actor_is_destroyed(self=NULL) called from _switchWorkspaceDone() [windowManager.js:1787] Status in gjs package in Ubuntu: Confirmed Status in gnome-shell package in Ubuntu: Confirmed Status in gjs source package in Bionic: Confirmed Status in gnome-shell source package in Bionic: Confirmed Bug description: https://errors.ubuntu.com/problem/cb400a6f83ed57af8bb117cf84d5ed6d7e2ffcee https://gitlab.gnome.org/GNOME/gnome-shell/issues/927 Switching workspace with the Android Emulator running will blink the screen as if gnome restarted, if I switch workspace one more time, it will completely crash and I will need to log in again. ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: gnome-shell 3.28.3-0ubuntu0.18.04.4 Uname: Linux 4.20.3-acso x86_64 ApportVersion: 2.20.9-0ubuntu7.5 Architecture: amd64 CurrentDesktop: ubuntu:GNOME Date: Sat Jan 19 20:05:34 2019 DisplayManager: gdm3 GsettingsChanges: b'org.gnome.shell' b'favorite-apps' redacted by apport b'org.gnome.desktop.interface' b'gtk-im-module' b"'gtk-im-context-simple'" InstallationDate: Installed on 2019-01-15 (4 days ago) InstallationMedia: Ubuntu 18.04.1 LTS "Bionic Beaver" - Release amd64 (20180725) SourcePackage: gnome-shell UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gjs/+bug/1812527/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
