** Changed in: gnome-shell
Status: Unknown => Confirmed
** Changed in: gnome-shell
Importance: Unknown => High
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https://bugs.launchpad.net/bugs/1722811
Title:
gnome-shell crashed with SIGSEGV in
meta_workspace_get_work_area_for_monitor()
Status in GNOME Shell:
Confirmed
Status in gnome-shell package in Ubuntu:
Confirmed
Bug description:
When I set the Scale of the Built-in display at gnome-control-center >
Devices > Displays from 200% to 100% and click "Apply", the gnome-
shell session crashed and brought me back to the login screen.
As per duplicates, this also happens on startup or suspend/resume.
ProblemType: Crash
DistroRelease: Ubuntu 17.10
Package: gnome-shell 3.26.1-0ubuntu1
ProcVersionSignature: Ubuntu 4.13.0-12.13-generic 4.13.3
Uname: Linux 4.13.0-12-generic x86_64
ApportVersion: 2.20.7-0ubuntu2
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Wed Oct 11 09:37:07 2017
DisplayManager: lightdm
ExecutablePath: /usr/bin/gnome-shell
GsettingsChanges:
b'org.gnome.shell' b'favorite-apps' b"['org.gnome.Nautilus.desktop',
'firefox.desktop', 'libreoffice-writer.desktop', 'libreoffice-calc.desktop',
'libreoffice-impress.desktop', 'org.gnome.Software.desktop',
'ubuntu-amazon-default.desktop', 'gnome-control-center.desktop',
'hexchat.desktop', 'chromium-browser.desktop', 'chromium_chromium.desktop']"
b'org.gnome.desktop.interface' b'gtk-im-module' b"'gtk-im-context-simple'"
InstallationDate: Installed on 2017-03-14 (211 days ago)
InstallationMedia: Ubuntu 17.04 "Zesty Zapus" - Alpha amd64 (20170228)
ProcCmdline: /usr/bin/gnome-shell
ProcEnviron:
LANGUAGE=en_US
PATH=(custom, no username)
XDG_RUNTIME_DIR=<set>
LANG=en_US.UTF-8
SHELL=/bin/bash
SegvAnalysis:
Segfault happened at: 0x7fc7a0cfa877
<meta_workspace_get_work_area_for_monitor+71>: movdqu 0x8(%rax),%xmm0
PC (0x7fc7a0cfa877) ok
source "0x8(%rax)" (0x00000008) not located in a known VMA region (needed
readable region)!
destination "%xmm0" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: gnome-shell
StacktraceTop:
meta_workspace_get_work_area_for_monitor () from
/usr/lib/x86_64-linux-gnu/libmutter-1.so.0
ffi_call_unix64 () from /usr/lib/x86_64-linux-gnu/libffi.so.6
ffi_call () from /usr/lib/x86_64-linux-gnu/libffi.so.6
?? () from /usr/lib/libgjs.so.0
?? () from /usr/lib/libgjs.so.0
Title: gnome-shell crashed with SIGSEGV in
meta_workspace_get_work_area_for_monitor()
UpgradeStatus: Upgraded to artful on 2017-10-11 (0 days ago)
UserGroups: adm cdrom dip lpadmin lxd plugdev sambashare sudo
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