lightdm crashed with SIGSEGV in seat_real_stop()

[lexx tozikoff]

upgrade to 13.04 and X is'nt start, but after restore xorg.conf X start with error

ProblemType: Crash
DistroRelease: Ubuntu 13.04
Package: lightdm 1.5.1-0ubuntu2
ProcVersionSignature: Ubuntu 3.8.0-14.24-generic 3.8.4
Uname: Linux 3.8.0-14-generic i686
ApportVersion: 2.9.2-0ubuntu4
Architecture: i386
Date: Mon Mar 25 21:29:11 2013
ExecutablePath: /usr/sbin/lightdm
InstallationDate: Installed on 2012-11-25 (120 days ago)
InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release i386 (20120817.3)
MarkForUpload: True
ProcCmdline: lightdm
ProcEnviron:
 TERM=linux
 PATH=(custom, no user)
SegvAnalysis:
 Segfault happened at: 0x8057f83: mov 0x14(%eax),%ebx
 PC (0x08057f83) ok
 source "0x14(%eax)" (0xaaaaaabe) not located in a known VMA region (needed readable region)!
 destination "%ebx" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: lightdm
StacktraceTop:
 ?? ()
 ?? ()
 g_cclosure_marshal_VOID__VOIDv () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
 ?? () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
 g_signal_emit_valist () from /usr/lib/i386-linux-gnu/libgobject-2.0.so.0
Title: lightdm crashed with SIGSEGV in g_cclosure_marshal_VOID__VOIDv()
UpgradeStatus: Upgraded to raring on 2013-03-24 (1 days ago)
UserGroups:

[Apport retracing service (apport)]

StacktraceTop:
 seat_real_stop (seat=0xa039d20) at seat.c:684
 display_stopped_cb (display=0xa041450, seat=0xa039d20) at seat.c:452
 g_cclosure_marshal_VOID__VOIDv (closure=closure@entry=0xa0412a0, return_value=return_value@entry=0x0, instance=instance@entry=0xa041450, args=args@entry=0xbfef3c3c "\216\204`\267", marshal_data=marshal_data@entry=0x0, n_params=n_params@entry=0, param_types=param_types@entry=0x0) at /build/buildd/glib2.0-2.35.9/./gobject/gmarshal.c:115
 _g_closure_invoke_va (closure=closure@entry=0xa0412a0, return_value=return_value@entry=0x0, instance=instance@entry=0xa041450, args=args@entry=0xbfef3c3c "\216\204`\267", n_params=0, param_types=0x0) at /build/buildd/glib2.0-2.35.9/./gobject/gclosure.c:840
 g_signal_emit_valist (instance=instance@entry=0xa041450, signal_id=signal_id@entry=25, detail=detail@entry=0, var_args=var_args@entry=0xbfef3c3c "\216\204`\267") at /build/buildd/glib2.0-2.35.9/./gobject/gsignal.c:3234

[Robert Ancell (robert-ancell)]

Closing assumed fixed.