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

[Pierre Couillard]

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

[Apport retracing service (apport)]

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

[Launchpad Janitor (janitor)]

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

[Launchpad Janitor (janitor)]

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

[Will Cooke (willcooke)]

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.