lightdm crashed with SIGSEGV in g_closure_invoke()

[Ted Gould]

Wasn't able to login with lightdm today.

ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: lightdm 0.9.2-0ubuntu3
ProcVersionSignature: Ubuntu 3.0.0-7.8-generic 3.0.0
Uname: Linux 3.0.0-7-generic x86_64
Architecture: amd64
Date: Tue Jul 26 20:03:46 2011
ExecutablePath: /usr/sbin/lightdm
InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release amd64 (20100429)
ProcCmdline: lightdm
ProcEnviron: PATH=(custom, no user)
SegvAnalysis:
 Segfault happened at: 0x416de1: mov 0x8(%rax),%rcx
 PC (0x00416de1) ok
 source "0x8(%rax)" (0x00000008) not located in a known VMA region (needed readable region)!
 destination "%rcx" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: lightdm
StacktraceTop:
 ?? ()
 ?? ()
 ?? ()
 g_closure_invoke (closure=0x221ca20, return_value=0x0, n_param_values=1, param_values=0x2220c20, invocation_hint=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./gobject/gclosure.c:773
 signal_emit_unlocked_R (node=<value optimized out>, detail=0, instance=0x221c040, emission_return=0x0, instance_and_params=0x2220c20) at /build/buildd/glib2.0-2.29.14/./gobject/gsignal.c:3271
Title: lightdm crashed with SIGSEGV in g_closure_invoke()
UpgradeStatus: Upgraded to oneiric on 2011-06-17 (39 days ago)
UserGroups:

mtime.conffile..etc.lightdm.lightdm.conf: 2011-07-14T08:32:58.709134

[Apport retracing service (apport)]

StacktraceTop:
 ?? ()
 ?? ()
 ?? ()
 g_closure_invoke (closure=0x221ca20, return_value=0x0, n_param_values=1, param_values=0x2220c20, invocation_hint=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./gobject/gclosure.c:773
 signal_emit_unlocked_R (node=<value optimized out>, detail=0, instance=0x221c040, emission_return=0x0, instance_and_params=0x2220c20) at /build/buildd/glib2.0-2.29.14/./gobject/gsignal.c:3271

[Hernando Torque (htorque)]

Getting the same crash. The greeter starts, then after logging in it's just a pointer and nothing happens.

[Alexandre Otto Strube (surak)]

I hate the "mee toos", but... me too :)

[katmen (katmen)]

today freshly installed oneiric alpha 2 after first boot lightgdm failed to start, i cant login via it, it seems that theme is also broken eg it is has win95 look

[Apport retracing service (apport)]

Thank you for taking the time to report this crash and helping to make Ubuntu better. This particular crash has already been reported and is a duplicate of bug #819314, so is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Please continue to report any other bugs you may find.