dconf-service crashed with SIGSEGV in g_variant_is_trusted()

[hejian]

Description: Ubuntu Raring Ringtail (development branch)
Release: 13.04

always got this issue from here ans there, such as log out from Guest Session and relogged in as normal user etc.

ProblemType: Crash
DistroRelease: Ubuntu 13.04
Package: dconf-service 0.15.2-0ubuntu4
ProcVersionSignature: Ubuntu 3.8.0-1.5-generic 3.8.0-rc4
Uname: Linux 3.8.0-1-generic x86_64
ApportVersion: 2.8-0ubuntu2
Architecture: amd64
Date: Fri Jan 25 16:44:57 2013
ExecutablePath: /usr/lib/dconf/dconf-service
MarkForUpload: True
ProcCmdline: /usr/lib/dconf/dconf-service
ProcEnviron:
 SHELL=/bin/bash
 XDG_RUNTIME_DIR=<set>
 PATH=(custom, no user)
 LANGUAGE=en_US:en
 LANG=en_US.UTF-8
SegvAnalysis:
 Segfault happened at: 0x7f06f1bbe520: mov 0x20(%rdi),%eax
 PC (0x7f06f1bbe520) ok
 source "0x20(%rdi)" (0x00000020) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: d-conf
StacktraceTop:
 ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 g_variant_builder_add_value () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 g_variant_new_va () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 g_variant_new () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
Title: dconf-service crashed with SIGSEGV in g_variant_builder_add_value()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:

[Apport retracing service (apport)]

StacktraceTop:
 g_variant_is_trusted (value=value@entry=0x0) at /build/buildd/glib2.0-2.35.4/./glib/gvariant-core.c:609
 g_variant_builder_add_value (builder=builder@entry=0x7fff5e410440, value=0x0) at /build/buildd/glib2.0-2.35.4/./glib/gvariant.c:3400
 g_variant_valist_new (str=str@entry=0x7fff5e4104f8, app=app@entry=0x7fff5e410528) at /build/buildd/glib2.0-2.35.4/./glib/gvariant.c:4545
 g_variant_new_va (format_string=0x40b5dc "s)", endptr=0x0, app=0x7fff5e410528) at /build/buildd/glib2.0-2.35.4/./glib/gvariant.c:4702
 g_variant_new (format_string=0x40b5d7 "(s^ass)") at /build/buildd/glib2.0-2.35.4/./glib/gvariant.c:4641

[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:
http://iso.qa.ubuntu.com/qatracker/reports/bugs/1104883

[Allison Karlitskaya (desrt)]

Fixed here: http://git.gnome.org/browse/glib/commit/?id=998c6e65cf18aee626b9982347c29b4b09f2c097