[soundnua]: segfault in on_control_active_input_update()

[Polaris]

When selecting "sound preferences" from the indicator, the window briefly appears, then crashes.

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: gnome-control-center 1:3.2.2-2ubuntu7
ProcVersionSignature: Ubuntu 3.2.0-15.24-generic 3.2.5
Uname: Linux 3.2.0-15-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 1.91-0ubuntu1
Architecture: amd64
Date: Sun Feb 12 19:08:44 2012
ExecutablePath: /usr/bin/gnome-control-center
ProcCmdline: gnome-control-center sound-nua
ProcEnviron:
 SHELL=/bin/bash
 PATH=(custom, no user)
 LANG=fr_FR.UTF-8
SegvAnalysis:
 Segfault happened at: 0x7fee004de0c5 <gtk_tree_model_get_valist+261>: mov 0x30(%rax),%rdx
 PC (0x7fee004de0c5) ok
 source "0x30(%rax)" (0x00000030) not located in a known VMA region (needed readable region)!
 destination "%rdx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: gnome-control-center
StacktraceTop:
 gtk_tree_model_get_valist () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
 gtk_tree_model_get () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
 ?? () from /usr/lib/control-center-1/panels/libsoundnua.so
 g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
Title: gnome-control-center crashed with SIGSEGV in gtk_tree_model_get_valist()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
usr_lib_gnome-control-center:
 deja-dup 21.2-0ubuntu4
 gnome-bluetooth 3.2.2-0ubuntu1
 indicator-datetime 0.3.1-0ubuntu5

[Apport retracing service (apport)]

StacktraceTop:
 gtk_tree_model_get_valist (tree_model=0x7fee01ca1c90, iter=0x7fff85d7e8d0, var_args=0x7fff85d7e7e8) at /build/buildd/gtk+3.0-3.3.14/./gtk/gtktreemodel.c:1768
 gtk_tree_model_get (tree_model=0x7fee01ca1c90, iter=0x7fff85d7e8d0) at /build/buildd/gtk+3.0-3.3.14/./gtk/gtktreemodel.c:1730
 active_input_update (active_input=0x7fee01f064a0, dialog=0x7fee01b97020) at gvc-mixer-dialog.c:699
 on_control_active_input_update (control=<optimized out>, id=<optimized out>, dialog=0x7fee01b97020) at gvc-mixer-dialog.c:1311
 g_closure_invoke (closure=0x7fee01a96410, return_value=0x0, n_param_values=2, param_values=0x7fee01eb3640, invocation_hint=<optimized out>) at /build/buildd/glib2.0-2.31.16/./gobject/gclosure.c:774

[Launchpad Janitor (janitor)]

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

[Sebastien Bacher (seb128)]

is that still an issue for anyone? the bug didn't get duplicates for a while

[Launchpad Janitor (janitor)]

[Expired for gnome-control-center (Ubuntu) because there has been no activity for 60 days.]