Bug#1050346: gnome-control-center: Segfault when editing properties of Wi-Fi connection

Sam Morris sam at robots.org.uk
Wed Aug 23 15:48:48 BST 2023 

Package: gnome-control-center
Version: 1:43.6-2~deb12u1
Severity: normal
X-Debbugs-Cc: sam at robots.org.uk

When I try to edit a particular Wi-Fi connection I get a segfault.

(gdb) r
Starting program: /usr/bin/gnome-control-center 
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7ffff05ff6c0 (LWP 1746643)]
[New Thread 0x7fffefdfe6c0 (LWP 1746644)]
[New Thread 0x7fffef5fd6c0 (LWP 1746645)]
[Thread 0x7fffef5fd6c0 (LWP 1746645) exited]
[New Thread 0x7fffef5fd6c0 (LWP 1746652)]
[New Thread 0x7fffec8be6c0 (LWP 1746653)]
[New Thread 0x7fffd6bff6c0 (LWP 1746654)]
[New Thread 0x7fffd63fe6c0 (LWP 1746655)]
[Thread 0x7fffd63fe6c0 (LWP 1746655) exited]
[Thread 0x7fffd6bff6c0 (LWP 1746654) exited]
[Thread 0x7fffec8be6c0 (LWP 1746653) exited]
[Thread 0x7fffef5fd6c0 (LWP 1746652) exited]
[New Thread 0x7fffef5fd6c0 (LWP 1746657)]
[New Thread 0x7fffd63fe6c0 (LWP 1746658)]
[New Thread 0x7fffd6bff6c0 (LWP 1746659)]
[New Thread 0x7fffec8be6c0 (LWP 1746660)]
[New Thread 0x7fffedfcf6c0 (LWP 1746661)]
[New Thread 0x7fffed7556c0 (LWP 1746662)]
[New Thread 0x7fffd5bfd6c0 (LWP 1746664)]
[New Thread 0x7fffd53fc6c0 (LWP 1746665)]
[New Thread 0x7fffd4bfb6c0 (LWP 1746669)]
[New Thread 0x7fffc57ff6c0 (LWP 1746670)]
[New Thread 0x7fffc4ffe6c0 (LWP 1746671)]
[New Thread 0x7fffa7fff6c0 (LWP 1746672)]
[New Thread 0x7fffa77fe6c0 (LWP 1746673)]
[New Thread 0x7fffa6ffd6c0 (LWP 1746674)]
[New Thread 0x7fffa67fc6c0 (LWP 1746675)]
[New Thread 0x7fffa5ffb6c0 (LWP 1746676)]
[New Thread 0x7fffa57fa6c0 (LWP 1746677)]
[New Thread 0x7fffa4ff96c0 (LWP 1746681)]
[New Thread 0x7fff87fff6c0 (LWP 1746682)]
[Thread 0x7fffa4ff96c0 (LWP 1746681) exited]
[New Thread 0x7fffa4ff96c0 (LWP 1746683)]
[New Thread 0x7fff877fe6c0 (LWP 1746684)]
[Thread 0x7fff87fff6c0 (LWP 1746682) exited]
[Thread 0x7fffa4ff96c0 (LWP 1746683) exited]
[Thread 0x7fff877fe6c0 (LWP 1746684) exited]
[New Thread 0x7fff877fe6c0 (LWP 1746685)]
[Thread 0x7fff877fe6c0 (LWP 1746685) exited]
[New Thread 0x7fff877fe6c0 (LWP 1746686)]
[Thread 0x7fff877fe6c0 (LWP 1746686) exited]
[Thread 0x7fffc4ffe6c0 (LWP 1746671) exited]
[Thread 0x7fffa67fc6c0 (LWP 1746675) exited]
[Thread 0x7fffa77fe6c0 (LWP 1746673) exited]
[Thread 0x7fffa6ffd6c0 (LWP 1746674) exited]
[Thread 0x7fffa7fff6c0 (LWP 1746672) exited]
[Thread 0x7fffd4bfb6c0 (LWP 1746669) exited]
[Thread 0x7fffd53fc6c0 (LWP 1746665) exited]
[Thread 0x7fffc57ff6c0 (LWP 1746670) exited]
[Thread 0x7fffa5ffb6c0 (LWP 1746676) exited]
[New Thread 0x7fffa5ffb6c0 (LWP 1746725)]
[New Thread 0x7fffc57ff6c0 (LWP 1746726)]
[New Thread 0x7fffd53fc6c0 (LWP 1746727)]
[Thread 0x7fffc57ff6c0 (LWP 1746726) exited]
[Thread 0x7fffd53fc6c0 (LWP 1746727) exited]
[New Thread 0x7fffd53fc6c0 (LWP 1746731)]

(gnome-control-center:1746640): Gtk-CRITICAL **: 15:42:13.238: gtk_file_chooser_set_file: assertion 'GTK_IS_FILE_CHOOSER (chooser)' failed

(gnome-control-center:1746640): Gtk-CRITICAL **: 15:42:13.404: gtk_file_chooser_set_file: assertion 'GTK_IS_FILE_CHOOSER (chooser)' failed
[New Thread 0x7fffc57ff6c0 (LWP 1746733)]
[New Thread 0x7fffd4bfb6c0 (LWP 1746734)]
[New Thread 0x7fffa7fff6c0 (LWP 1746735)]
[New Thread 0x7fffa77fe6c0 (LWP 1746736)]
[New Thread 0x7fffa6ffd6c0 (LWP 1746737)]
[New Thread 0x7fffa67fc6c0 (LWP 1746738)]
[New Thread 0x7fffa4ff96c0 (LWP 1746739)]
[New Thread 0x7fff87fff6c0 (LWP 1746740)]
[New Thread 0x7fff877fe6c0 (LWP 1746750)]
[Thread 0x7fffd4bfb6c0 (LWP 1746734) exited]
[Thread 0x7fffa6ffd6c0 (LWP 1746737) exited]
[Thread 0x7fffa77fe6c0 (LWP 1746736) exited]
[Thread 0x7fff87fff6c0 (LWP 1746740) exited]
[Thread 0x7fffa4ff96c0 (LWP 1746739) exited]
[Thread 0x7fffa67fc6c0 (LWP 1746738) exited]
[Thread 0x7fffed7556c0 (LWP 1746662) exited]
[Thread 0x7fffa7fff6c0 (LWP 1746735) exited]
[Thread 0x7fffd53fc6c0 (LWP 1746731) exited]

(gnome-control-center:1746640): Gtk-WARNING **: 15:42:15.216: A floating object was finalized. This means that someone
called g_object_unref() on an object that had only a floating
reference; the initial floating reference is not owned by anyone
and must be removed with g_object_ref_sink().

(gnome-control-center:1746640): Gtk-WARNING **: 15:42:15.220: A floating object was finalized. This means that someone
called g_object_unref() on an object that had only a floating
reference; the initial floating reference is not owned by anyone
and must be removed with g_object_ref_sink().

(gnome-control-center:1746640): Gtk-WARNING **: 15:42:15.221: A floating object was finalized. This means that someone
called g_object_unref() on an object that had only a floating
reference; the initial floating reference is not owned by anyone
and must be removed with g_object_ref_sink().

(gnome-control-center:1746640): Gtk-WARNING **: 15:42:15.222: A floating object was finalized. This means that someone
called g_object_unref() on an object that had only a floating
reference; the initial floating reference is not owned by anyone
and must be removed with g_object_ref_sink().

(gnome-control-center:1746640): Gtk-WARNING **: 15:42:15.224: A floating object was finalized. This means that someone
called g_object_unref() on an object that had only a floating
reference; the initial floating reference is not owned by anyone
and must be removed with g_object_ref_sink().

(gnome-control-center:1746640): Gtk-WARNING **: 15:42:15.226: A floating object was finalized. This means that someone
called g_object_unref() on an object that had only a floating
reference; the initial floating reference is not owned by anyone
and must be removed with g_object_ref_sink().
[Thread 0x7fffa5ffb6c0 (LWP 1746725) exited]
[New Thread 0x7fffa5ffb6c0 (LWP 1746751)]
[New Thread 0x7fffd53fc6c0 (LWP 1746753)]
[New Thread 0x7fffa7fff6c0 (LWP 1746754)]
[New Thread 0x7fffed7556c0 (LWP 1746755)]
[Thread 0x7fffa7fff6c0 (LWP 1746754) exited]
[Thread 0x7fffed7556c0 (LWP 1746755) exited]
[New Thread 0x7fffed7556c0 (LWP 1746756)]
[New Thread 0x7fffa7fff6c0 (LWP 1746757)]
[Thread 0x7fffed7556c0 (LWP 1746756) exited]
[Thread 0x7fffa7fff6c0 (LWP 1746757) exited]
[New Thread 0x7fffa7fff6c0 (LWP 1746759)]

(gnome-control-center:1746640): Gtk-CRITICAL **: 15:42:31.249: gtk_file_chooser_set_file: assertion 'GTK_IS_FILE_CHOOSER (chooser)' failed
[New Thread 0x7fffed7556c0 (LWP 1746772)]

(gnome-control-center:1746640): Gtk-CRITICAL **: 15:42:31.308: gtk_file_chooser_set_file: assertion 'GTK_IS_FILE_CHOOSER (chooser)' failed

(gnome-control-center:1746640): Gtk-CRITICAL **: 15:42:31.369: gtk_file_chooser_set_file: assertion 'GTK_IS_FILE_CHOOSER (chooser)' failed
[New Thread 0x7fffa77fe6c0 (LWP 1746775)]
[New Thread 0x7fffa6ffd6c0 (LWP 1746776)]
[New Thread 0x7fffa67fc6c0 (LWP 1746777)]
[Thread 0x7fffa6ffd6c0 (LWP 1746776) exited]
[Thread 0x7fffa67fc6c0 (LWP 1746777) exited]
Gtk-Message: 15:42:31.489: GtkDialog mapped without a transient parent. This is discouraged.

Thread 1 "gnome-control-c" received signal SIGSEGV, Segmentation fault.
0x00007ffff7da3774 in g_type_check_instance_cast (type_instance=0x5757575757575757, 
    iface_type=93824998173968) at ../../../gobject/gtype.c:4122
4122	../../../gobject/gtype.c: No such file or directory.

(gdb) where
#0  0x00007ffff7da3774 in g_type_check_instance_cast (type_instance=0x5757575757575757, 
    iface_type=93824998173968) at ../../../gobject/gtype.c:4122
#1  0x00005555556b3b5f in private_key_picker_helper (self=self at entry=0x555558581f40, 
    filename=filename at entry=0x55555a712eb0 "/etc/ssl/private/fragarach-host.key", 
    changed=changed at entry=1) at ../panels/network/wireless-security/eap-method-tls.c:252
#2  0x00005555556b3d64 in private_key_picker_file_set_cb (chooser=<optimized out>, 
    user_data=0x555558581f40) at ../panels/network/wireless-security/eap-method-tls.c:297
#3  0x00007ffff7d803b0 in g_closure_invoke (closure=0x55555a4f7130, 
    return_value=return_value at entry=0x0, n_param_values=2, 
    param_values=param_values at entry=0x7fffffffd030, 
    invocation_hint=invocation_hint at entry=0x7fffffffcfb0) at ../../../gobject/gclosure.c:832
#4  0x00007ffff7d93076 in signal_emit_unlocked_R (node=node at entry=0x555555898e50, 
    detail=detail at entry=1366, instance=instance at entry=0x555559bad4d0, 
    emission_return=emission_return at entry=0x0, 
    instance_and_params=instance_and_params at entry=0x7fffffffd030) at ../../../gobject/gsignal.c:3796
#5  0x00007ffff7d99bf5 in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, 
    detail=<optimized out>, var_args=var_args at entry=0x7fffffffd1d0) at ../../../gobject/gsignal.c:3549
#6  0x00007ffff7d99dbf in g_signal_emit (instance=instance at entry=0x555559bad4d0, 
    signal_id=<optimized out>, detail=<optimized out>) at ../../../gobject/gsignal.c:3606
#7  0x00007ffff7d840f4 in g_object_dispatch_properties_changed (object=0x555559bad4d0, 
    n_pspecs=<optimized out>, pspecs=<optimized out>) at ../../../gobject/gobject.c:1428
#8  0x00007ffff7d87027 in g_object_notify_by_spec_internal (pspec=<optimized out>, 
    object=0x555559bad4d0) at ../../../gobject/gobject.c:1544
#9  g_object_notify_by_pspec (object=0x555559bad4d0, pspec=<optimized out>)
    at ../../../gobject/gobject.c:1650
#10 0x00005555556b6b40 in ws_file_chooser_button_set_file (file=0x55555a6ea440, self=<optimized out>)
    at ../panels/network/wireless-security/ws-file-chooser-button.c:224
#11 0x00005555556b4674 in update_secrets (method=<optimized out>, connection=<optimized out>)
    at ../panels/network/wireless-security/eap-method-tls.c:384
#12 0x00005555556b4cf0 in eap_method_tls_new (connection=connection at entry=0x555555e52bd0)
    at ../panels/network/wireless-security/eap-method-tls.c:545
#13 0x00005555556ad004 in ws_dynamic_wep_new (connection=0x555555e52bd0)
    at ../panels/network/wireless-security/ws-dynamic-wep.c:219
#14 0x00005555556a8ae9 in finish_setup (self=0x555555cce860)
    at ../panels/network/connection-editor/ce-page-security.c:331
#15 0x00007ffff7d803b0 in g_closure_invoke (closure=0x55555a06d980, 
    return_value=return_value at entry=0x0, n_param_values=2, 
    param_values=param_values at entry=0x7fffffffd640, 
    invocation_hint=invocation_hint at entry=0x7fffffffd5c0) at ../../../gobject/gclosure.c:832
#16 0x00007ffff7d93076 in signal_emit_unlocked_R (node=node at entry=0x5555581520b0, 
    detail=detail at entry=0, instance=instance at entry=0x555555cce860, 
    emission_return=emission_return at entry=0x0, 
    instance_and_params=instance_and_params at entry=0x7fffffffd640) at ../../../gobject/gsignal.c:3796
#17 0x00007ffff7d99bf5 in g_signal_emit_valist (instance=<optimized out>, signal_id=<optimized out>, 
    detail=<optimized out>, var_args=var_args at entry=0x7fffffffd7e0) at ../../../gobject/gsignal.c:3549
#18 0x00007ffff7d99dbf in g_signal_emit (instance=instance at entry=0x555555cce860, 
    signal_id=<optimized out>, detail=detail at entry=0) at ../../../gobject/gsignal.c:3606
#19 0x000055555569d79c in emit_initialized (error=0x0, self=0x555555cce860)
    at ../panels/network/connection-editor/ce-page.c:100
#20 ce_page_complete_init (self=0x555555cce860, connection=0x555555e52bd0, 
    setting_name=0x5555556fb1b1 "802-1x", secrets=secrets at entry=0x555559adf200, error=<optimized out>)
    at ../panels/network/connection-editor/ce-page.c:150
#21 0x000055555569e822 in get_secrets_cb (source_object=0x7fffb80a3c70, res=<optimized out>, 
    user_data=0x55555a0831b0) at /usr/include/glib-2.0/glib/gmem.h:226
#22 0x00007ffff7e78c93 in g_task_return_now (task=task at entry=0x55555847b6f0)
    at ../../../gio/gtask.c:1232
#23 0x00007ffff7e78cc9 in complete_in_idle_cb (task=0x55555847b6f0) at ../../../gio/gtask.c:1246
#24 0x00007ffff7c8667f in g_main_dispatch (context=0x5555558a4f00) at ../../../glib/gmain.c:3454
#25 g_main_context_dispatch (context=context at entry=0x5555558a4f00) at ../../../glib/gmain.c:4172
#26 0x00007ffff7c86a38 in g_main_context_iterate (context=context at entry=0x5555558a4f00, 
    block=block at entry=1, dispatch=dispatch at entry=1, self=<optimized out>) at ../../../glib/gmain.c:4248
#27 0x00007ffff7c86acc in g_main_context_iteration (context=context at entry=0x5555558a4f00, 
    may_block=may_block at entry=1) at ../../../glib/gmain.c:4313
#28 0x00007ffff7ea665d in g_application_run (application=0x5555558a0110, argc=argc at entry=1, 
    argv=argv at entry=0x7fffffffdbe8) at ../../../gio/gapplication.c:2573
#29 0x00005555555b2e41 in main (argc=1, argv=0x7fffffffdbe8) at ../shell/main.c:60


-- System Information:
Debian Release: 12.1
  APT prefers stable-updates
  APT policy: (570, 'stable-updates'), (570, 'stable-security'), (570, 'stable-debug'), (570, 'stable'), (550, 'testing-debug'), (550, 'testing'), (530, 'unstable-debug'), (530, 'unstable'), (1, 'experimental-debug'), (1, 'experimental')
Architecture: amd64 (x86_64)

Kernel: Linux 6.1.0-9-amd64 (SMP w/4 CPU threads; PREEMPT)
Kernel taint flags: TAINT_USER
Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8), LANGUAGE=en_GB:en
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: SELinux: enabled - Mode: Permissive - Policy name: default

Versions of packages gnome-control-center depends on:
ii  accountsservice               22.08.8-6
ii  apg                           2.2.3.dfsg.1-5+b2
ii  colord                        1.4.6-2.2
ii  desktop-base                  12.0.6+nmu1~deb12u1
ii  desktop-file-utils            0.26-1
ii  gnome-control-center-data     1:43.6-2~deb12u1
ii  gnome-desktop3-data           43.2-2
ii  gnome-settings-daemon         43.0-4
ii  gsettings-desktop-schemas     43.0-1
ii  libaccountsservice0           22.08.8-6
ii  libadwaita-1-0                1.2.2-1
ii  libc6                         2.36-9+deb12u1
ii  libcairo2                     1.16.0-7
ii  libcolord-gtk4-1              0.3.0-3.1
ii  libcolord2                    1.4.6-2.2
ii  libcups2                      2.4.2-3+deb12u1
ii  libepoxy0                     1.5.10-1
ii  libfontconfig1                2.14.1-4
ii  libgcr-base-3-1               3.41.1-1+b1
ii  libgdk-pixbuf-2.0-0           2.42.10+dfsg-1+b1
ii  libglib2.0-0                  2.74.6-2
ii  libgnome-bg-4-2               43.2-2
ii  libgnome-bluetooth-ui-3.0-13  42.5-3
ii  libgnome-desktop-4-2          43.2-2
ii  libgnome-rr-4-2               43.2-2
ii  libgnutls30                   3.7.9-2
ii  libgoa-1.0-0b                 3.46.0-1
ii  libgoa-backend-1.0-1          3.46.0-1
ii  libgsound0                    1.0.3-2
ii  libgtk-3-0                    3.24.37-2
ii  libgtk-4-1                    4.8.3+ds-2
ii  libgtop-2.0-11                2.40.0-2
ii  libgudev-1.0-0                237-2
ii  libibus-1.0-5                 1.5.27-5
ii  libkrb5-3                     1.20.1-2
ii  libmalcontent-0-0             0.11.0-4
ii  libmm-glib0                   1.20.4-1
ii  libnm0                        1.42.4-1
ii  libnma-gtk4-0                 1.10.6-1
ii  libpango-1.0-0                1.50.12+ds-1
ii  libpangocairo-1.0-0           1.50.12+ds-1
ii  libpolkit-gobject-1-0         122-3
ii  libpulse-mainloop-glib0       16.1+dfsg1-2+b1
ii  libpulse0                     16.1+dfsg1-2+b1
ii  libpwquality1                 1.4.5-1+b1
ii  libsecret-1-0                 0.20.5-3
ii  libsmbclient                  2:4.17.10+dfsg-0+deb12u1
ii  libsnapd-glib-2-1             1.63-5
ii  libudisks2-0                  2.9.4-4
ii  libupower-glib3               0.99.20-2
ii  libwacom9                     2.6.0-1
ii  libx11-6                      2:1.8.6-1
ii  libxi6                        2:1.8-1+b1
ii  libxml2                       2.9.14+dfsg-1.3~deb12u1
ii  webp-pixbuf-loader            0.2.1-1

Versions of packages gnome-control-center recommends:
ii  cracklib-runtime              2.9.6-5+b1
ii  cups-pk-helper                0.2.6-1+b1
ii  gkbd-capplet                  3.28.1-1
ii  gnome-bluetooth-sendto        42.5-3
ii  gnome-online-accounts         3.46.0-1
ii  gnome-remote-desktop          43.3-1
ii  gnome-user-docs               43.0-2
ii  gnome-user-share              43.0-1
ii  iso-codes                     4.15.0-1
ii  libcanberra-pulse             0.30-10
ii  libnss-myhostname             252.12-1~deb12u1
ii  libspa-0.2-bluetooth          0.3.65-3
ii  malcontent-gui                0.11.0-4
ii  network-manager-gnome         1.30.0-2
ii  polkitd                       122-3
ii  power-profiles-daemon         0.12-1+b1
ii  realmd                        0.17.1-1
ii  rygel                         0.42.1-1
ii  rygel-tracker                 0.42.1-1
ii  system-config-printer-common  1.5.18-1

Versions of packages gnome-control-center suggests:
ii  gnome-software           43.5-1~deb12u1
ii  gstreamer1.0-pulseaudio  1.22.0-5+deb12u1
ii  pkexec                   122-3
ii  x11-xserver-utils        7.7+9+b1

-- no debconf information

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