Bug#589088: libgnomevfs2-0: gnome-vfs-daemon segfault causes gnome session to hang during login

[Jon Jackson]

On Mon, Jul 19, 2010 at 12:29 PM, Josselin Mouette <joss at debian.org> wrote:

> Le mercredi 14 juillet 2010 à 15:55 -0400, Jonathan Jackson a écrit :
> > On a Debian Lenny installation that has performed well for 6+ months,
> gnome sessions now hang during logon for all
> > system users. This is after the desktop background and panels appear, but
> before any desktop icons or panel
> > icons/menus are visible.  KDE sessions are fine.
> >
> > the last entry in ~/.xsession errors is "Initializing gnome-mount
> extension"
> >
> > /var/log/messages indicates the following errors coinciding with the
> session hang:
> >
> > Jul 14 15:27:39 genova kernel: [  661.024456] gnome-vfs-daemo[15293]:
> segfault at 0 ip 00007fc8584ceaf2 sp 00007fffc43cc3f8 error 4 in
> libc-2.7.so[7fc858454000+14a000]
> [etc.]
>
> Thanks for your report.
>
> Unfortunately we need a backtrace of the crash to understand what is
> happening. See http://wiki.debian.org/HowToGetABacktrace
>
>
Ok, so I've generated a trace following the instructions on the wiki page,
thanks.

$ gdb /usr/lib/gnome-vfs-2.0/gnome-vfs-daemon
GNU gdb 6.8-debian
Copyright (C) 2008 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html
>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu"...
(gdb) set pagination 0
(gdb) run
Starting program: /usr/lib/gnome-vfs-2.0/gnome-vfs-daemon
[Thread debugging using libthread_db enabled]
[New Thread 0x7fa61029f6e0 (LWP 22354)]

(process:22354): libgnomevfs-CRITICAL **: gnome_vfs_get_uri_from_local_path:
assertion `g_path_is_absolute (local_full_path)' failed

(process:22354): libgnomevfs-CRITICAL **: gnome_vfs_get_uri_from_local_path:
assertion `g_path_is_absolute (local_full_path)' failed

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fa61029f6e0 (LWP 22354)]
0x00007fa60ea8caf2 in strcmp () from /lib/libc.so.6
(gdb) bt
#0  0x00007fa60ea8caf2 in strcmp () from /lib/libc.so.6
#1  0x000000000040e530 in
_gnome_vfs_volume_monitor_find_mtab_volume_by_activation_uri
(volume_monitor=<value optimized out>, activation_uri=0x0) at
gnome-vfs-volume-monitor.c:673
#2  0x000000000040cc2c in update_fstab_drives
(volume_monitor_daemon=0x19f3280) at gnome-vfs-volume-monitor-daemon.c:708
#3  0x000000000040df2e in gnome_vfs_volume_monitor_daemon_init
(volume_monitor_daemon=0x19f3280) at gnome-vfs-volume-monitor-daemon.c:191
#4  0x00007fa60f275fa5 in g_type_create_instance () from
/usr/lib/libgobject-2.0.so.0
#5  0x00007fa60f25a7ab in ?? () from /usr/lib/libgobject-2.0.so.0
#6  0x00007fa60f25b5d2 in g_object_newv () from /usr/lib/libgobject-2.0.so.0
#7  0x00007fa60f25c327 in g_object_new_valist () from
/usr/lib/libgobject-2.0.so.0
#8  0x00007fa60f25c46c in g_object_new () from /usr/lib/libgobject-2.0.so.0
#9  0x000000000040f071 in _gnome_vfs_get_volume_monitor_internal (create=1)
at gnome-vfs-volume-monitor.c:446
#10 0x0000000000407b6e in main (argc=<value optimized out>, argv=<value
optimized out>) at vfs-daemon.c:945
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