xfce4-screensaver-dialog crashed with SIGSEGV

[Alain Mosnier]

I do not really have more information. It just happens when I unlock the screen saver. Unlocking does seem to work too.

ProblemType: Crash
DistroRelease: Ubuntu 23.04
Package: xfce4-screensaver 4.16.0-1
ProcVersionSignature: Ubuntu 6.2.0-18.18-generic 6.2.6
Uname: Linux 6.2.0-18-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.26.0-0ubuntu2
Architecture: amd64
CasperMD5CheckResult: pass
CrashCounter: 1
CurrentDesktop: XFCE
Date: Sun Mar 26 18:24:22 2023
ExecutablePath: /usr/libexec/xfce4-screensaver-dialog
InstallationDate: Installed on 2023-03-25 (0 days ago)
InstallationMedia: Xubuntu 23.04 "Lunar Lobster" - Alpha amd64 (20230325)
JournalErrors: mar 26 18:24:22 hostname kernel: show_signal: 1 callbacks suppressed
ProcCmdline: /usr/libexec/xfce4-screensaver-dialog --monitor=1 --height=1080 --width=1920 --enable-switch
SegvAnalysis:
 Segfault happened at: 0x55ec2de7cef1: mov (%rbx),%rdi
 PC (0x55ec2de7cef1) ok
 source "(%rbx)" (0xcbb12c9f57937e4) not located in a known VMA region (needed readable region)!
 destination "%rdi" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: xfce4-screensaver
StacktraceTop:
 ()
 g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
 () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
 g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
 gtk_main () at /lib/x86_64-linux-gnu/libgtk-3.so.0
Title: xfce4-screensaver-dialog crashed with SIGSEGV
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo users
separator:

[Apport retracing service (apport)]

StacktraceTop:
 blow_expensive_caches (data=0x55ec2f94f4a0) at xfce-bg.c:1312
 g_main_dispatch (context=0x55ec2f85a910) at ../../../glib/gmain.c:3460
 g_main_context_dispatch (context=0x55ec2f85a910) at ../../../glib/gmain.c:4200
 g_main_context_iterate.constprop.0 (context=0x55ec2f85a910, block=<optimized out>, dispatch=1, self=<optimized out>) at ../../../glib/gmain.c:4276
 g_main_loop_run (loop=0x55ec2f8a6fa0) at ../../../glib/gmain.c:4479

[Launchpad Janitor (janitor)]

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

[Ubuntu QA Website (ubuntuqa)]

This bug has been reported on the Ubuntu ISO testing tracker.

A list of all reports related to this bug can be found here:
https://iso.qa.ubuntu.com/qatracker/reports/bugs/2012826

[Chris Bainbridge (chris-bainbridge)]

Bug still present 5+ months after being reported.

[loc (lo1402)]

Bug still present in Ubuntu version 24.04 after 17+ months being reported.