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[Bug 1363050] Re: lightdm crashed with SIGSEGV

 

*** This bug is a duplicate of bug 1305006 ***
    https://bugs.launchpad.net/bugs/1305006

Thank you for taking the time to report this crash and helping to make
this software better.  This particular crash has already been reported
and is a duplicate of bug #1305006, 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.

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** This bug has been marked a duplicate of private bug 1305006

** Information type changed from Private to Public

** Tags removed: need-amd64-retrace

-- 
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https://bugs.launchpad.net/bugs/1363050

Title:
  lightdm crashed with SIGSEGV

Status in “lightdm” package in Ubuntu:
  New

Bug description:
  lightdm hung, black screen, 100% cpu

  ProblemType: Crash
  DistroRelease: Ubuntu 14.10
  Package: lightdm 1.11.7-0ubuntu1
  ProcVersionSignature: Ubuntu 3.16.0-11.16-generic 3.16.1
  Uname: Linux 3.16.0-11-generic x86_64
  ApportVersion: 2.14.6-0ubuntu2
  Architecture: amd64
  Date: Fri Aug 29 13:21:59 2014
  ExecutablePath: /usr/sbin/lightdm
  InstallationDate: Installed on 2014-04-03 (147 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Daily amd64 (20140403)
  ProcCmdline: lightdm
  ProcEnviron:
   TERM=linux
   PATH=(custom, no user)
  SegvAnalysis:
   Segfault happened at: 0x41f559:	mov    0x30(%rax),%rax
   PC (0x0041f559) ok
   source "0x30(%rax)" (0x00000030) not located in a known VMA region (needed readable region)!
   destination "%rax" ok
  SegvReason: reading NULL VMA
  Signal: 11
  SourcePackage: lightdm
  StacktraceTop:
   ?? ()
   ?? ()
   ?? ()
   ?? ()
   ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
  SystemImageInfo:
   current build number: 0
   device name: 
   channel: daily
   last update: Unknown
  Title: lightdm crashed with SIGSEGV
  UpgradeStatus: Upgraded to utopic on 2014-08-29 (0 days ago)
  UserGroups:

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