Confirmed by:
https://errors.ubuntu.com/problem/40c10d17842e966b2b77712dd58f500272d16dd8
But still, please run 'gnome-shell-extension-prefs' and try disabling
some/all of your extensions so we can find out which (if any) are the
cause.
** Summary changed:
- gnome-shell crashed with SIGSEGV in st_theme_node_get_border_image()
+ gnome-shell crashed with SIGSEGV in st_theme_node_get_border_image() from
st_theme_node_paint_equal() from st_widget_recompute_style()
** Changed in: gnome-shell (Ubuntu)
Status: New => Confirmed
** Information type changed from Private to Public
** Description changed:
+ https://errors.ubuntu.com/problem/40c10d17842e966b2b77712dd58f500272d16dd8
+
+ ---
+
This crash occurs around 50% of the time on automatic screen lock or
possible on screen blank.
ProblemType: Crash
DistroRelease: Ubuntu 20.04
Package: gnome-shell 3.36.2-1ubuntu1~20.04.1
ProcVersionSignature: Ubuntu 5.4.0-33.37-generic 5.4.34
Uname: Linux 5.4.0-33-generic x86_64
ApportVersion: 2.20.11-0ubuntu27.2
Architecture: amd64
CasperMD5CheckResult: skip
CrashCounter: 1
CurrentDesktop: GNOME
Date: Sat May 30 18:29:24 2020
DisplayManager: gdm3
ExecutablePath: /usr/bin/gnome-shell
InstallationDate: Installed on 2020-05-21 (9 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
ProcCmdline: /usr/bin/gnome-shell
RelatedPackageVersions: mutter-common 3.36.2-1ubuntu1~20.04.1
SegvAnalysis:
- Segfault happened at: 0x7f7ce568a7ff <st_theme_node_get_border_image+191>:
mov (%rax),%rsi
- PC (0x7f7ce568a7ff) ok
- source "(%rax)" (0x00000260) not located in a known VMA region (needed
readable region)!
- destination "%rsi" ok
+ Segfault happened at: 0x7f7ce568a7ff <st_theme_node_get_border_image+191>:
mov (%rax),%rsi
+ PC (0x7f7ce568a7ff) ok
+ source "(%rax)" (0x00000260) not located in a known VMA region (needed
readable region)!
+ destination "%rsi" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: gnome-shell
StacktraceTop:
- st_theme_node_get_border_image () from /usr/lib/gnome-shell/libst-1.0.so
- st_theme_node_paint_equal () from /usr/lib/gnome-shell/libst-1.0.so
- ?? () from /usr/lib/gnome-shell/libst-1.0.so
- st_widget_style_changed () from /usr/lib/gnome-shell/libst-1.0.so
- ?? () from /usr/lib/gnome-shell/libst-1.0.so
+ st_theme_node_get_border_image () from /usr/lib/gnome-shell/libst-1.0.so
+ st_theme_node_paint_equal () from /usr/lib/gnome-shell/libst-1.0.so
+ ?? () from /usr/lib/gnome-shell/libst-1.0.so
+ st_widget_style_changed () from /usr/lib/gnome-shell/libst-1.0.so
+ ?? () from /usr/lib/gnome-shell/libst-1.0.so
Title: gnome-shell crashed with SIGSEGV in st_theme_node_get_border_image()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin lxd plugdev sambashare sudo
mtime.conffile..etc.apport.crashdb.conf: 2020-05-29T18:09:27.628392
separator:
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https://bugs.launchpad.net/bugs/1881415
Title:
gnome-shell crashed with SIGSEGV in st_theme_node_get_border_image()
from st_theme_node_paint_equal() from st_widget_recompute_style()
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