lightdm crashed with SIGSEGV in g_child_watch_dispatch()
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
lightdm (Ubuntu) |
Invalid
|
Medium
|
Unassigned |
Bug Description
Binary package hint: lightdm
On an Oneiric i386 system, I updated a number of packages yesterday (/var/log/dpkg.log attached compressed as dpkg.log.gz), and was given the choice between remaining with gdm (2.32.1-0ubuntu5) as my display manager, or switching to lightdm (0.3.7-0ubuntu1). I decided to try out lightdm. It appeared to work without problems, and defaulted to my default gdm session type as desired. But immediately after log in (to a unity-2d session), Apport informed me that lightdm had crashed with with SIGSEGV in g_child_
I don't have any more information, except that this bug looks similar to bug 795050, which is a SIGSEGV in a similar bug different dispatch function (g_main_
ProblemType: Crash
DistroRelease: Ubuntu 11.10
Package: lightdm 0.3.7-0ubuntu1
ProcVersionSign
Uname: Linux 2.6.39-3-generic i686
Architecture: i386
Date: Wed Jun 8 19:14:16 2011
ExecutablePath: /usr/bin/lightdm
InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Alpha i386 (20110604)
ProcCmdline: lightdm
ProcEnviron:
PATH=(custom, no user)
LANG=en_US.UTF-8
SegvAnalysis:
Segfault happened at: 0x804bb73: mov 0x20(%eax),%eax
PC (0x0804bb73) ok
source "0x20(%eax)" (0xaaaaaaca) not located in a known VMA region (needed readable region)!
destination "%eax" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: lightdm
StacktraceTop:
?? ()
g_child_
g_main_dispatch (context=0x9c5b850) at /build/
g_main_
g_main_
Title: lightdm crashed with SIGSEGV in g_child_
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:
This is .xsession-errors from the session I logged into using lightdm (so far, this is the only session ever on this machine that has been logged into via lightdm).