Ubuntu
gnome-shell package

gnome-shell repeatedly crashing and core dumping

Bug #1924753 reported by Eric Van Horn on 2021-04-16

This bug report is a duplicate of: Bug #1782984: Assertion `!xcb_xlib_threads_sequence_lost' failed with multiple applications. Edit Remove

This bug affects 1 person

Affects		Status	Importance	Assigned to	Milestone
	gnome-shell (Ubuntu)	New	Undecided	Unassigned

Bug Description

This is a repeat of bug 1886059 with "MUTTER_SYNC=1" added to /etc/environment.

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: gnome-shell 3.36.7-0ubuntu0.20.04.1
ProcVersionSignature: Ubuntu 5.4.0-72.80-generic 5.4.101
Uname: Linux 5.4.0-72-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.16
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Fri Apr 16 06:26:22 2021
DisplayManager: gdm3
InstallationDate: Installed on 2019-07-31 (625 days ago)
InstallationMedia: Ubuntu 19.04 "Disco Dingo" - Release amd64 (20190416)
RelatedPackageVersions: mutter-common 3.36.7+git20201123-0.20.04.1
SourcePackage: gnome-shell
UpgradeStatus: Upgraded to focal on 2020-05-09 (341 days ago)

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Revision history for this message

Eric Van Horn (evanhorn) wrote on 2021-04-16:

Dependencies.txt Edit (23.0 KiB, text/plain; charset="utf-8")
GsettingsChanges.txt Edit (3.2 KiB, text/plain; charset="utf-8")
ProcCpuinfoMinimal.txt Edit (1.3 KiB, text/plain; charset="utf-8")
ProcEnviron.txt Edit (119 bytes, text/plain; charset="utf-8")
ShellJournal.txt Edit (69.1 KiB, text/plain; charset="utf-8")
monitors.xml.txt Edit (9.0 KiB, text/plain; charset="utf-8")

Revision history for this message

Daniel van Vugt (vanvugt) wrote on 2021-04-19:

Thanks for the bug report. The log seems to confirm this is a duplicate of bug 1886059, however what we really need is a stack trace from a core/dump file. Please follow these instructions to get that:

https://wiki.ubuntu.com/Bugs/Responses#Missing_a_crash_report_or_having_a_.crash_attachment