Ubuntu
gnome-shell package

gnome-shell crashed with SIGSEGV in meta_monitor_get_main_output() from meta_monitor_get_vendor() from logical_monitor_find_monitor() from meta_input_settings_find_monitor() from update_device_display()

Bug #1761131 reported by Craig Carnell on 2018-04-04

This bug report is a duplicate of: Bug #1703668: gnome-shell crashed with SIGSEGV in meta_monitor_get_main_output() from meta_monitor_get_vendor() from meta_input_settings_find_logical_monitor(). Edit Remove

12

This bug affects 1 person

Affects		Status	Importance	Assigned to	Milestone
	gnome-shell (Ubuntu)	Confirmed	Medium	Unassigned

Bug Description

https://errors.ubuntu.com/problem/dd87180eee24f496777a479c52715703596eb268

---

happened on screensaver activation

ProblemType: Crash
DistroRelease: Ubuntu 18.04
Package: gnome-shell 3.28.0-0ubuntu2
ProcVersionSignature: Ubuntu 4.15.0-13.14-generic 4.15.10
Uname: Linux 4.15.0-13-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.9-0ubuntu2
Architecture: amd64
CrashCounter: 1
CurrentDesktop: ubuntu:GNOME
Date: Wed Apr 4 11:13:09 2018
DisplayManager: gdm3
ExecutablePath: /usr/bin/gnome-shell
GsettingsChanges:
b'org.gnome.shell' b'enabled-extensions' b"['<email address hidden>']"
b'org.gnome.shell' b'app-picker-view' b'uint32 1'
b'org.gnome.shell' b'favorite-apps' b"['org.gnome.Software.desktop', 'org.gnome.Nautilus.desktop', 'google-chrome.desktop', 'firefox.desktop', 'org.gnome.Terminal.desktop', 'jetbrains-phpstorm.desktop', 'skypeforlinux.desktop', 'gnome-control-center.desktop', 'org.gnome.gedit.desktop', 'dbeaver.desktop']"
b'org.gnome.desktop.interface' b'gtk-im-module' b"'gtk-im-context-simple'"
InstallationDate: Installed on 2018-03-13 (21 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20180311)
ProcCmdline: /usr/bin/gnome-shell
ProcEnviron:
LANGUAGE=en_GB:en
PATH=(custom, user)
XDG_RUNTIME_DIR=<set>
LANG=en_GB.UTF-8
SHELL=/bin/bash
SegvAnalysis:
Segfault happened at: 0x7fecaee5fe53 <meta_monitor_get_main_output+3>: jmpq *0x88(%rax)
PC (0x7fecaee5fe53) ok
source "*0x88(%rax)" ok
SP (0x7ffd4e598cd8) ok
Reason could not be automatically determined.
Signal: 11
SourcePackage: gnome-shell
StacktraceTop:
meta_monitor_get_main_output () from /usr/lib/x86_64-linux-gnu/libmutter-2.so.0
meta_monitor_get_vendor () from /usr/lib/x86_64-linux-gnu/libmutter-2.so.0
?? () from /usr/lib/x86_64-linux-gnu/libmutter-2.so.0
?? () from /usr/lib/x86_64-linux-gnu/libmutter-2.so.0
?? () from /usr/lib/x86_64-linux-gnu/libmutter-2.so.0
Title: gnome-shell crashed with SIGSEGV in meta_monitor_get_main_output()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

See original description

Tags:

Revision history for this message

Craig Carnell (craig-carnell) wrote on 2018-04-04:

#1

Dependencies.txt Edit (21.3 KiB, text/plain; charset="utf-8")
Disassembly.txt Edit (660 bytes, text/plain; charset="utf-8")
JournalErrors.txt Edit (148.9 KiB, text/plain; charset="utf-8")
ProcCpuinfoMinimal.txt Edit (1.2 KiB, text/plain; charset="utf-8")
ProcMaps.txt Edit (152.0 KiB, text/plain; charset="utf-8")
ProcStatus.txt Edit (1.3 KiB, text/plain; charset="utf-8")
Registers.txt Edit (799 bytes, text/plain; charset="utf-8")
Stacktrace.txt Edit (3.0 KiB, text/plain; charset="utf-8")
ThreadStacktrace.txt Edit (45.3 KiB, text/plain; charset="utf-8")

Revision history for this message

Apport retracing service (apport) wrote on 2018-04-04:

#2

StacktraceTop:
meta_monitor_get_main_output (monitor=0x555ae7408340) at backends/meta-monitor.c:200
meta_monitor_get_vendor (monitor=monitor@entry=0x555ae7408340) at backends/meta-monitor.c:326
logical_monitor_find_monitor (serial=<optimized out>, product=0x555ae7a2d090 "0x1476", vendor=0x555ae56517b0 "SHP", logical_monitor=0x555ae684dc00) at backends/meta-input-settings.c:802
meta_input_settings_find_monitor (input_settings=input_settings@entry=0x555ae5555990, settings=settings@entry=0x555aefcb09c0, device=device@entry=0x555ae5540e80, out_monitor=out_monitor@entry=0x7ffd4e598d50, out_logical_monitor=out_logical_monitor@entry=0x7ffd4e598d58) at backends/meta-input-settings.c:848
update_device_display (input_settings=input_settings@entry=0x555ae5555990, settings=0x555aefcb09c0, device=0x555ae5540e80) at backends/meta-input-settings.c:933

Revision history for this message

Apport retracing service (apport) wrote on 2018-04-04: Stacktrace.txt

#3

Stacktrace.txt Edit (15.0 KiB, text/plain)

Revision history for this message

Apport retracing service (apport) wrote on 2018-04-04: StacktraceSource.txt

#4

StacktraceSource.txt Edit (5.4 KiB, text/plain)

Revision history for this message

Apport retracing service (apport) wrote on 2018-04-04: ThreadStacktrace.txt

#5

ThreadStacktrace.txt Edit (75.6 KiB, text/plain)

Changed in gnome-shell (Ubuntu):
importance:	Undecided → Medium
tags:	removed: need-amd64-retrace

Revision history for this message

Launchpad Janitor (janitor) wrote on 2018-04-05: Re: gnome-shell crashed with SIGSEGV in meta_monitor_get_main_output()

#6

Status changed to 'Confirmed' because the bug affects multiple users.

Changed in gnome-shell (Ubuntu):
status:	New → Confirmed

Revision history for this message

Daniel van Vugt (vanvugt) wrote on 2018-04-05:

#7

Also tracking in:
https://errors.ubuntu.com/problem/dd87180eee24f496777a479c52715703596eb268

information type:	Private → Public
description:	updated

Revision history for this message

Daniel van Vugt (vanvugt) wrote on 2018-04-05:

#8

The artful version of this bug is bug 1703668.

summary:

- gnome-shell crashed with SIGSEGV in meta_monitor_get_main_output()
+ gnome-shell crashed with SIGSEGV in meta_monitor_get_main_output() from
+ meta_monitor_get_vendor() from logical_monitor_find_monitor() from
+ meta_input_settings_find_monitor() from update_device_display()

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