gnome-shell crashed with SIGSEGV in __strncmp_avx2() from g_str_has_prefix() from _st_theme_node_ensure_background() from st_theme_node_paint_equal
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
GNOME Shell |
Fix Released
|
Unknown
|
|||
gnome-shell (Ubuntu) |
Fix Released
|
Low
|
Marco Trevisan (Treviño) | ||
Focal |
Fix Released
|
Low
|
Marco Trevisan (Treviño) |
Bug Description
[ Impact ]
GNOME shell crashes on extensions loading / updates
[ Test case ]
- No clear test case, normally may happen during screen locking/unlocking
- But crashes should be monitored at
https:/
[ Regression potential ]
Stylesheet memory could be leaked
---
Started the computer from suspend. Started Gmail from Dash to Panel.
ProblemType: CrashDistroRelease: Ubuntu 20.10
Package: gnome-shell 3.36.2-1ubuntu1
ProcVersionSign
Uname: Linux 5.4.0-28-generic x86_64
ApportVersion: 2.20.11-0ubuntu33
Architecture: amd64
CasperMD5CheckR
CurrentDesktop: ubuntu:GNOME
Date: Sat May 9 18:30:48 2020
DisplayManager: gdm3
ExecutablePath: /usr/bin/
InstallationDate: Installed on 2020-04-16 (23 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Beta amd64 (20200415.2)
ProcCmdline: /usr/bin/
RelatedPackageV
SegvAnalysis:
Segfault happened at: 0x7fe9fdcc3e41 <__strncmp_
PC (0x7fe9fdcc3e41) ok
source "(%rdi)" (0xf00000250) not located in a known VMA region (needed readable region)!
destination "%ymm1" ok
SegvReason: reading unknown VMA
Signal: 11SourcePackage: gnome-shell
StacktraceTop:
__strncmp_avx2 () at ../sysdeps/
g_str_has_prefix () from /lib/x86_
_st_theme_
st_theme_
?? () from /usr/lib/
Title: gnome-shell crashed with SIGSEGV in __strncmp_avx2()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin lxd plugdev sambashare sudo
separator:
summary: |
- gnome-shell crashed with SIGSEGV in __strncmp_avx2() + gnome-shell crashed with SIGSEGV in __strncmp_avx2() from + g_str_has_prefix() from _st_theme_node_ensure_background() from + st_theme_node_paint_equal |
information type: | Private → Public |
Changed in gnome-shell (Ubuntu): | |
status: | Incomplete → Confirmed |
description: | updated |
tags: | added: focal regression-update |
Changed in gnome-shell (Ubuntu): | |
assignee: | nobody → Marco Trevisan (Treviño) (3v1n0) |
Changed in gnome-shell (Ubuntu Focal): | |
status: | New → Fix Committed |
importance: | Undecided → Low |
assignee: | nobody → Marco Trevisan (Treviño) (3v1n0) |
description: | updated |
Changed in gnome-shell (Ubuntu Focal): | |
status: | Fix Committed → Fix Released |
Changed in gnome-shell: | |
status: | Unknown → Fix Released |
StacktraceTop: x86_64/ multiarch/ strcmp- avx2.S: 101 sandbox_ 2wg2fyk3/ usr/lib/ x86_64- linux-gnu/ libglib- 2.0.so. 0.6400. 2 node_ensure_ background () from /tmp/apport_ sandbox_ 2wg2fyk3/ usr/lib/ gnome-shell/ libst-1. 0.so node_paint_ equal () from /tmp/apport_ sandbox_ 2wg2fyk3/ usr/lib/ gnome-shell/ libst-1. 0.so recompute_ style () from /tmp/apport_ sandbox_ 2wg2fyk3/ usr/lib/ gnome-shell/ libst-1. 0.so
__strncmp_avx2 () at ../sysdeps/
g_str_has_prefix () from /tmp/apport_
_st_theme_
st_theme_
st_widget_