[power]: gnome-settings-daemon crashed with SIGSEGV in gnome_rr_screen_get_dpms_mode()

[Fabio Marconi]

Hello
It crash on a fresh dreated usb live session, no actions performed.
Thanks
fabio

ProblemType: CrashDistroRelease: Ubuntu 12.04
Package: gnome-settings-daemon 3.3.91-0ubuntu5
ProcVersionSignature: Ubuntu 3.2.0-18.29-generic 3.2.9
Uname: Linux 3.2.0-18-generic x86_64
ApportVersion: 1.94.1-0ubuntu2
Architecture: amd64
CasperVersion: 1.311
Date: Fri Mar 16 10:08:27 2012
ExecutablePath: /usr/lib/gnome-settings-daemon/gnome-settings-daemon
ExecutableTimestamp: 1331836366LiveMediaBuild: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha amd64 (20120316)
ProcCmdline: /usr/lib/gnome-settings-daemon/gnome-settings-daemon
ProcCwd: /
ProcEnviron:
 LANGUAGE=
 TERM=linux
 PATH=(custom, no user)
 LANG=
SegvAnalysis:
 Segfault happened at: 0x7f27b83aed89 <gnome_rr_screen_get_dpms_mode+73>: mov 0x18(%rdi),%rax
 PC (0x7f27b83aed89) ok
 source "0x18(%rdi)" (0x00000018) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
SegvReason: reading NULL VMA
Signal: 11SourcePackage: gnome-settings-daemon
StacktraceTop:
 gnome_rr_screen_get_dpms_mode () from /usr/lib/libgnome-desktop-3.so.2
 gnome_rr_screen_set_dpms_mode () from /usr/lib/libgnome-desktop-3.so.2
 ?? () from /usr/lib/gnome-settings-daemon-3.0/libpower.so
 ?? () from /usr/lib/gnome-settings-daemon-3.0/libpower.so
 ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: [power]: gnome-settings-daemon crashed with SIGSEGV in gnome_rr_screen_get_dpms_mode()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

[Apport retracing service (apport)]

StacktraceTop:
 gnome_rr_screen_get_dpms_mode (screen=0x0, mode=0x7fff0036541c, error=0x7fff00365468) at gnome-rr.c:1157
 gnome_rr_screen_set_dpms_mode (screen=0x0, mode=GNOME_RR_DPMS_ON, error=0x7fff00365468) at gnome-rr.c:1241
 idle_set_mode (manager=0x1f01050, mode=<optimized out>) at gsd-power-manager.c:3021
 idle_evaluate (manager=0x1f01050) at gsd-power-manager.c:3190
 _g_closure_invoke_va (closure=0x1ff7720, return_value=0x0, instance=0x1f4fb80, args=0x7fff00365788, n_params=0, param_types=<optimized out>) at /build/buildd/glib2.0-2.31.20/./gobject/gclosure.c:840

[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:
http://iso.qa.ubuntu.com/qatracker/reports/bugs/956824

[Launchpad Janitor (janitor)]

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

[Sebastien Bacher (seb128)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. The issue you are reporting is an upstream one and it would be nice if somebody having it could send the bug to the developers of the software by following the instructions at https://wiki.ubuntu.com/Bugs/Upstream/GNOME. If you have done so, please tell us the number of the upstream bug (or the link), so we can add a bugwatch that will inform us about its status. Thanks in advance.

[Fabio Marconi (fabiomarconi)]

Thank you for your bug report. This bug has been reported to the developers of the software. You can track it and make comments at: https://bugzilla.gnome.org/show_bug.cgi?id=672245

[Ubuntu QA Website (ubuntuqa)]

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

A list of all reports related to this bug can be found here:
http://localized-iso.qa.ubuntu.com/qatracker/reports/bugs/956824

[Launchpad Janitor (janitor)]

This bug was fixed in the package gnome-settings-daemon - 3.4.0-0ubuntu2

---------------
gnome-settings-daemon (3.4.0-0ubuntu2) precise; urgency=low

  * debian/patches/10_smaller_syndaemon_timeout.patch:
    - don't change delay, use -t option to block the clicks (lp: #962958)
  * debian/patches/61_unity_use_application_indicator.patch:
    - small tweaks to be consistant with other indicators,
      change the order and label from the two bottom items (lp: #964178)
  * debian/patches/bugzilla_segfault_dpms.patch:
    - upstream fix for a segfault (lp: #956824)

  [ Iain Lane ]
  * debian/patches/16_use_synchronous_notifications.patch: Fix invalid cast
    causing segfault when using keyboard backlight keys. (LP: #959874)
 -- Sebastien Bacher <email address hidden> Thu, 29 Mar 2012 21:43:49 +0200