unity-applications-daemon crashed with SIGSEGV in g_variant_type_info_check()

Bug #953978 reported by Pierre Couillard on 2012-03-13
144
This bug affects 25 people
Affects Status Importance Assigned to Milestone
Unity
Won't Fix
Medium
Michal Hruby
dee
Medium
Michal Hruby
dee (Ubuntu)
Medium
Michal Hruby
unity (Ubuntu)
Undecided
Unassigned

Bug Description

Unity lens not working correctly. Frequent crashes

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: unity-lens-applications 5.6.0-0ubuntu1
ProcVersionSignature: Ubuntu 3.2.0-18.29-generic-pae 3.2.9
Uname: Linux 3.2.0-18-generic-pae i686
NonfreeKernelModules: nvidia
ApportVersion: 1.94.1-0ubuntu2
Architecture: i386
Date: Tue Mar 13 08:09:30 2012
ExecutablePath: /usr/lib/unity-lens-applications/unity-applications-daemon
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha i386 (20120312)
ProcCmdline: /usr/lib/unity-lens-applications/unity-applications-daemon
ProcEnviron:
 SHELL=/bin/bash
 LANGUAGE=fr_CA:fr
 LANG=fr_CA.UTF-8
SegvAnalysis:
 Segfault happened at: 0xb73c537e: movzbl 0x4(%eax),%edx
 PC (0xb73c537e) ok
 source "0x4(%eax)" (0x675f5f04) not located in a known VMA region (needed readable region)!
 destination "%edx" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: unity-lens-applications
StacktraceTop:
 ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
 g_variant_type_info_get_type_string () from /lib/i386-linux-gnu/libglib-2.0.so.0
 g_variant_get_type () from /lib/i386-linux-gnu/libglib-2.0.so.0
 ?? () from /usr/lib/libdee-1.0.so.4
 ?? () from /usr/lib/libdee-1.0.so.4
Title: unity-applications-daemon crashed with SIGSEGV in g_variant_type_info_get_type_string()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

Pierre Couillard (pcouillard) wrote :

StacktraceTop:
 g_variant_type_info_check (info=0x675f5f00, container_class=<optimized out>) at /build/buildd/glib2.0-2.31.20/./glib/gvarianttypeinfo.c:164
 g_variant_type_info_get_type_string (info=0x675f5f00) at /build/buildd/glib2.0-2.31.20/./glib/gvarianttypeinfo.c:200
 g_variant_get_type (value=0xb7695560) at /build/buildd/glib2.0-2.31.20/./glib/gvariant.c:1996
 dee_sequence_model_set_value_silently (self=0x9d60b38, iter=0x9ebf4b0, column=5, col_schema=0x9ea08a8 "b", value=0xb7695560) at dee-sequence-model.c:560
 dee_sequence_model_set_row (self=0x9d60b38, iter=0x9ebf4b0, row_members=0xbfd2f09c) at dee-sequence-model.c:540

Changed in unity-lens-applications (Ubuntu):
importance: Undecided → Medium
summary: unity-applications-daemon crashed with SIGSEGV in
- g_variant_type_info_get_type_string()
+ g_variant_type_info_check()
tags: removed: need-i386-retrace
Launchpad Janitor (janitor) wrote :

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

Changed in unity-lens-applications (Ubuntu):
status: New → Confirmed
visibility: private → public
Changed in unity-lens-applications (Ubuntu):
assignee: nobody → Michal Hruby (mhr3)
Michal Hruby (mhr3) on 2012-03-23
no longer affects: unity-lens-applications
Changed in dee:
assignee: nobody → Michal Hruby (mhr3)
importance: Undecided → Medium
status: New → In Progress
milestone: none → 1.0.8
Michal Hruby (mhr3) on 2012-03-23
Changed in dee:
milestone: 1.0.8 → 1.0.10
Michal Hruby (mhr3) on 2012-03-27
Changed in unity:
milestone: none → 5.10.0
assignee: nobody → Michal Hruby (mhr3)
importance: Undecided → Medium
status: New → In Progress
Omer Akram (om26er) on 2012-03-27
affects: unity-lens-applications (Ubuntu) → dee (Ubuntu)
Changed in dee (Ubuntu):
status: Confirmed → In Progress
Launchpad Janitor (janitor) wrote :

This bug was fixed in the package dee - 1.0.8-0ubuntu2

---------------
dee (1.0.8-0ubuntu2) precise-proposed; urgency=low

  * Cherry-pick upstream:
    - Fix unity-applications-daemon crashed with SIGSEGV in
      g_variant_type_info_check() (LP: #953978)
 -- Didier Roche <email address hidden> Thu, 29 Mar 2012 12:04:44 +0200

Changed in dee (Ubuntu):
status: In Progress → Fix Released
Omer Akram (om26er) on 2012-04-01
Changed in dee:
status: In Progress → Fix Committed
Changed in unity:
status: In Progress → Fix Committed
Sergey (golem68) on 2012-04-05
Changed in dee:
status: Fix Committed → Fix Released
Didier Roche (didrocks) on 2012-04-12
Changed in unity:
status: Fix Committed → Fix Released
Will Cooke (willcooke) wrote :

As part of the big bug clear up for 16.04 LTS I am marking this bug as Wont Fix.
These types of crasher are better handled by errors.ubutnu.com which can collate similar crash reports to help us identify persitent bugs rather than one-off crashes.
Sorry we are not able to help with this specific issue. If you are still experiencing this crash, please re-open the bug and add the tag "desktop-bugscrub-reopened". See https://wiki.ubuntu.com/BigDesktopBugScrub for more information.

Changed in unity:
status: Fix Released → Won't Fix
Changed in unity (Ubuntu):
status: New → Won't Fix
tags: added: desktop-bugscrub-autoclosed
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