'No symbol table info available' in debug unichrome_dri.so

[dn]

I have libgl1-mesa-dri-dbg installed, but even though it has unichrome_dri.so in it, backtraces for Xorg don't show any debug symbols for that .so. (The attached crash happens with Composite enabled and forcing Compiz to start.)

ProblemType: Bug
Architecture: i386
Date: Sun Oct 11 17:41:53 2009
DistroRelease: Ubuntu 9.10
Package: libgl1-mesa-dri-dbg 7.6.0-1ubuntu2
ProcCmdLine: root=UUID=e91bd71d-d6e4-4204-a823-ea095acc0b89 ro quiet splash
ProcEnviron:
 PATH=(custom, user)
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-13.44-generic
RelatedPackageVersions:
 xserver-xorg 1:7.4+3ubuntu5
 libgl1-mesa-glx 7.6.0-1ubuntu2
 libdrm2 2.4.14-1ubuntu1
 xserver-xorg-video-intel 2:2.9.0-1ubuntu1
 xserver-xorg-video-ati 1:6.12.99+git20090825.fc74e119-0ubuntu3
SourcePackage: mesa
Uname: Linux 2.6.31-13-generic i686
XsessionErrors:
 (gnome-settings-daemon:2963): GLib-CRITICAL **: g_propagate_error: assertion `src != NULL' failed
 (gnome-settings-daemon:2963): GLib-CRITICAL **: g_propagate_error: assertion `src != NULL' failed
 (polkit-gnome-authentication-agent-1:2998): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
 (nautilus:2985): Eel-CRITICAL **: eel_preferences_get_boolean: assertion `preferences_is_initialized ()' failed
 (gnome-panel:2984): Gdk-CRITICAL **: gdk_x11_colormap_foreign_new: assertion `GDK_IS_VISUAL (visual)' failed
dmi.bios.date: 06/08/2006
dmi.bios.vendor: Phoenix Technologies, LTD
dmi.bios.version: 6.00 PG
dmi.board.name: P4M800-M7A
dmi.board.vendor: Biostar Group
dmi.board.version: Via P4M800/8237
dmi.chassis.type: 3
dmi.modalias: dmi:bvnPhoenixTechnologies,LTD:bvr6.00PG:bd06/08/2006:svn:pnsnc302eeh:pvr:rvnBiostarGroup:rnP4M800-M7A:rvrViaP4M800/8237:cvn:ct3:cvr:
dmi.product.name: snc302eeh
fglrx: Not loaded
system:
 distro: Ubuntu
 architecture: i686kernel: 2.6.31-13-generic

[Bryce Harrington (bryce)]

[This is an automatic notification.]

Hi dn,

This bug was reported against an earlier version of Ubuntu, can you
test if it still occurs on Lucid?

Please note we also provide technical support for older versions of
Ubuntu, but not in the bug tracker. Instead, to raise the issue through
normal support channels, please see:

    http://www.ubuntu.com/support

If you are the original reporter and can still reproduce the issue on
Lucid, please run the following command to refresh the report:

  apport-collect 449084

If you are not the original reporter, please file a new bug report, so
we can work with you as the original reporter instead (you can reference
bug 449084 in your report if you think it may be related):

  ubuntu-bug xorg

If by chance you can no longer reproduce the issue on Lucid or if you
feel it is no longer relevant, please mark the bug report 'Fix Released'
or 'Invalid' as appropriate, at the following URL:

  https://bugs.launchpad.net/ubuntu/+bug/449084

[Bryce Harrington (bryce)]

We're closing this bug since it is has been some time with no response from the original reporter. However, if the issue still exists please feel free to reopen with the requested information. Also, if you could, please test against the latest development version of Ubuntu, since this confirms the bug is one we may be able to pass upstream for help.