Public bug reported:
I did a small ubuntu system update and got a black screen. Restart
appears to have fixed the problem
ProblemType: Crash
DistroRelease: Ubuntu 20.04
Package: gdm3 3.34.1-1ubuntu1
ProcVersionSignature: Ubuntu 5.4.0-21.25-generic 5.4.27
Uname: Linux 5.4.0-21-generic x86_64
ApportVersion: 2.20.11-0ubuntu24
Architecture: amd64
Date: Tue Apr 7 05:45:04 2020
ExecutablePath: /usr/sbin/gdm3
InstallationDate: Installed on 2020-03-15 (22 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Alpha amd64 (20200315)
ProcCmdline: /usr/sbin/gdm3
ProcEnviron:
LANG=en_US.UTF-8
PATH=(custom, no user)
SegvAnalysis:
Segfault happened at: 0x7faa8fae1494 <g_str_hash+4>: movsbl (%rdi),%eax
PC (0x7faa8fae1494) ok
source "(%rdi)" (0x00000000) not located in a known VMA region (needed
readable region)!
destination "%eax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: gdm3
StacktraceTop:
g_str_hash () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
g_hash_table_lookup () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
?? () from /lib/x86_64-linux-gnu/libaccountsservice.so.0
g_closure_invoke () from /lib/x86_64-linux-gnu/libgobject-2.0.so.0
?? () from /lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: gdm3 crashed with SIGSEGV in g_str_hash()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:
mtime.conffile..etc.gdm3.custom.conf: 2020-03-15T15:32:07.723254
separator:
** Affects: gdm3 (Ubuntu)
Importance: Medium
Status: New
** Tags: amd64 apport-crash focal
** Information type changed from Private to Public
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Desktop Bugs, which is subscribed to gdm3 in Ubuntu.
https://bugs.launchpad.net/bugs/1871344
Title:
gdm3 crashed with SIGSEGV in g_str_hash()
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