The crash is happening since gnome-shell/mutter 3.28.3+git20190124. I wasn't able to track-down the issue since we're missing Javascript stacktrace so, for people who can replicate this, we'd need to get a trace.
You can have one following what said in https://is.gd/wiki_gnome_shell_crash_debug ** Summary changed: - /usr/bin/gnome-shell:11:g_hash_table_iter_next:meta_display_list_windows:meta_workspace_list_windows:ffi_call_SYSV:ffi_call + gnome-shell crashed in g_hash_table_iter_next meta_display_list_windows meta_workspace_list_windows ** Changed in: gnome-shell (Ubuntu) Importance: Undecided => High -- 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/1832869 Title: gnome-shell crashed in g_hash_table_iter_next meta_display_list_windows meta_workspace_list_windows Status in gnome-shell package in Ubuntu: New Bug description: The Ubuntu Error Tracker has been receiving reports about a problem regarding gnome-shell. This problem was most recently seen with package version 3.28.4-0ubuntu18.04.1, the problem page at https://errors.ubuntu.com/problem/d3f9725b7fae2763643521acfc58c734f829dd64 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/. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1832869/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

